diff --git a/site/assets/almanac.css b/site/assets/almanac.css
index 92674a94..11adb2a2 100644
--- a/site/assets/almanac.css
+++ b/site/assets/almanac.css
@@ -574,4 +574,28 @@ div.sandbox-console {
 	padding: 4px;
 	overflow-y: scroll;
 	height:150px;
-}
\ No newline at end of file
+}
+
+td:has(> .jep-release) {
+	background-color: lightgreen;
+}
+
+.sticky-table {
+	width: 800px;
+	height: 800px;
+	overflow: scroll;
+	margin-bottom: 10px;
+}
+
+.sticky-table table td:first-child {
+	position: sticky;
+	left: 0;
+	background-color: #ddd;
+}
+
+.sticky-table thead tr:nth-child(1) th {
+	background-color: #eee;
+	position: sticky;
+	top: 0;
+	z-index: 10;
+}
diff --git a/site/content/features/_index.md b/site/content/features/_index.md
index 3b1b6792..4fc9fdee 100644
--- a/site/content/features/_index.md
+++ b/site/content/features/_index.md
@@ -6,6 +6,10 @@ For the following JDK features we have in-depth descriptions here at the Java Ve
 
 {{< features >}}
 
+## Features Grid
+
+{{< featuresgrid >}}
+
 ## All Features
 
 Overview of all new features (excluding previews) of all Java releases:
diff --git a/site/data/jdk/versions/1.1.json b/site/data/jdk/versions/1.1.json
index bc491f2e..e455af9c 100644
--- a/site/data/jdk/versions/1.1.json
+++ b/site/data/jdk/versions/1.1.json
@@ -15,32 +15,38 @@
 		{
 			"title": "Inner Classes",
 			"category": "lang",
-			"refs": []
+			"refs": [],
+			"predecessors": []
 		},
 		{
 			"title": "JIT (on Windows only by JavaSoft)",
 			"category": "jvm",
-			"refs": []
+			"refs": [],
+			"predecessors": []
 		},
 		{
 			"title": "Java Beans",
 			"category": "api",
-			"refs": []
+			"refs": [],
+			"predecessors": []
 		},
 		{
 			"title": "JDBC",
 			"category": "api",
-			"refs": []
+			"refs": [],
+			"predecessors": []
 		},
 		{
 			"title": "RMI",
 			"category": "api",
-			"refs": []
+			"refs": [],
+			"predecessors": []
 		},
 		{
 			"title": "Reflection",
 			"category": "api",
-			"refs": []
+			"refs": [],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/1.2.json b/site/data/jdk/versions/1.2.json
index 1dfabd7d..2de0cb88 100644
--- a/site/data/jdk/versions/1.2.json
+++ b/site/data/jdk/versions/1.2.json
@@ -17,22 +17,26 @@
 		{
 			"title": "Sun JIT",
 			"category": "jvm",
-			"refs": []
+			"refs": [],
+			"predecessors": []
 		},
 		{
 			"title": "Keyword strictfp",
 			"category": "lang",
-			"refs": []
+			"refs": [],
+			"predecessors": []
 		},
 		{
 			"title": "Swing",
 			"category": "api",
-			"refs": []
+			"refs": [],
+			"predecessors": []
 		},
 		{
 			"title": "Collections",
 			"category": "api",
-			"refs": []
+			"refs": [],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/1.3.json b/site/data/jdk/versions/1.3.json
index 811a7c2c..238e967a 100644
--- a/site/data/jdk/versions/1.3.json
+++ b/site/data/jdk/versions/1.3.json
@@ -16,17 +16,20 @@
 		{
 			"title": "HotSpot",
 			"category": "jvm",
-			"refs": []
+			"refs": [],
+			"predecessors": []
 		},
 		{
 			"title": "JNDI",
 			"category": "api",
-			"refs": []
+			"refs": [],
+			"predecessors": []
 		},
 		{
 			"title": "Sound",
 			"category": "api",
-			"refs": []
+			"refs": [],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/1.4.json b/site/data/jdk/versions/1.4.json
index 31a89b4b..f6c1666a 100644
--- a/site/data/jdk/versions/1.4.json
+++ b/site/data/jdk/versions/1.4.json
@@ -21,7 +21,8 @@
 					"type": "JSR",
 					"identifier": "41"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Regular Expressions",
@@ -31,7 +32,8 @@
 					"type": "JSR",
 					"identifier": "51"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Non-blocking IO",
@@ -41,7 +43,8 @@
 					"type": "JSR",
 					"identifier": "51"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Logging",
@@ -51,7 +54,8 @@
 					"type": "JSR",
 					"identifier": "47"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Preferences",
@@ -61,7 +65,8 @@
 					"type": "JSR",
 					"identifier": "10"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "XML APIs",
@@ -71,7 +76,8 @@
 					"type": "JSR",
 					"identifier": "5"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "XSLT",
@@ -81,7 +87,8 @@
 					"type": "JSR",
 					"identifier": "63"
 				}
-			]
+			],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/10.json b/site/data/jdk/versions/10.json
index 67a3b50c..46d03d89 100644
--- a/site/data/jdk/versions/10.json
+++ b/site/data/jdk/versions/10.json
@@ -28,7 +28,8 @@
 					"type": "JEP",
 					"identifier": "317"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "GC Interface",
@@ -38,7 +39,8 @@
 					"type": "JEP",
 					"identifier": "304"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Parallel Full GC for G1",
@@ -48,7 +50,8 @@
 					"type": "JEP",
 					"identifier": "307"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Thread-Local Handshakes",
@@ -58,7 +61,8 @@
 					"type": "JEP",
 					"identifier": "312"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Alternative Memory Devices",
@@ -68,7 +72,8 @@
 					"type": "JEP",
 					"identifier": "316"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Keyword var",
@@ -82,7 +87,8 @@
 					"type": "AlmanacFeature",
 					"identifier": "var"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Additional Unicode Language-Tag Extensions",
@@ -92,7 +98,8 @@
 					"type": "JEP",
 					"identifier": "314"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "javah Removed",
@@ -102,7 +109,8 @@
 					"type": "JEP",
 					"identifier": "313"
 				}
-			]
+			],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/11.json b/site/data/jdk/versions/11.json
index b0609f43..8b0260a4 100644
--- a/site/data/jdk/versions/11.json
+++ b/site/data/jdk/versions/11.json
@@ -28,7 +28,8 @@
 					"type": "JEP",
 					"identifier": "309"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Epsilon GC",
@@ -38,6 +39,12 @@
 					"type": "JEP",
 					"identifier": "318"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "304"
+				}
 			]
 		},
 		{
@@ -48,7 +55,8 @@
 					"type": "JEP",
 					"identifier": "333"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Nest-Based Access Control",
@@ -58,7 +66,8 @@
 					"type": "JEP",
 					"identifier": "181"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Low-Overhead Heap Profiling",
@@ -68,7 +77,8 @@
 					"type": "JEP",
 					"identifier": "331"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Improve Aarch64 Intrinsics",
@@ -78,7 +88,8 @@
 					"type": "JEP",
 					"identifier": "315"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Local Variable Syntax for Lambda Parameters",
@@ -88,6 +99,12 @@
 					"type": "JEP",
 					"identifier": "323"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "286"
+				}
 			]
 		},
 		{
@@ -98,6 +115,12 @@
 					"type": "JEP",
 					"identifier": "321"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "110"
+				}
 			]
 		},
 		{
@@ -108,7 +131,8 @@
 					"type": "JEP",
 					"identifier": "320"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Unicode 10 Support",
@@ -118,7 +142,8 @@
 					"type": "JEP",
 					"identifier": "327"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Nashorn JavaScript Engine deprecated",
@@ -128,7 +153,8 @@
 					"type": "JEP",
 					"identifier": "335"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "New Cryptographic Algorithms",
@@ -142,7 +168,8 @@
 					"type": "JEP",
 					"identifier": "329"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "TLS 1.3",
@@ -152,7 +179,8 @@
 					"type": "JEP",
 					"identifier": "332"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Single Source File Launch",
@@ -162,7 +190,8 @@
 					"type": "JEP",
 					"identifier": "330"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Flight Recorder",
@@ -172,7 +201,8 @@
 					"type": "JEP",
 					"identifier": "328"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Pack200 deprecated",
@@ -182,7 +212,8 @@
 					"type": "JEP",
 					"identifier": "336"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "No more frames in JavaDoc",
@@ -192,7 +223,8 @@
 					"type": "JDKIssue",
 					"identifier": "8196202"
 				}
-			]
+			],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/12.json b/site/data/jdk/versions/12.json
index 0a0c5110..ba56fec4 100644
--- a/site/data/jdk/versions/12.json
+++ b/site/data/jdk/versions/12.json
@@ -28,7 +28,8 @@
 					"type": "JEP",
 					"identifier": "189"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Switch Expressions",
@@ -44,7 +45,8 @@
 					"type": "AlmanacFeature",
 					"identifier": "switch"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "JVM Constants",
@@ -54,7 +56,8 @@
 					"type": "JEP",
 					"identifier": "334"
 				}
-			]
+			],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/13.json b/site/data/jdk/versions/13.json
index 146a2001..5c0059b0 100644
--- a/site/data/jdk/versions/13.json
+++ b/site/data/jdk/versions/13.json
@@ -28,6 +28,12 @@
 					"type": "JEP",
 					"identifier": "350"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "310"
+				}
 			]
 		},
 		{
@@ -38,7 +44,8 @@
 					"type": "JEP",
 					"identifier": "351"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Switch Expressions",
@@ -54,6 +61,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "switch"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "325"
+				}
 			]
 		},
 		{
@@ -70,6 +83,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "textblocks"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "326"
+				}
 			]
 		},
 		{
@@ -80,7 +99,8 @@
 					"type": "JEP",
 					"identifier": "353"
 				}
-			]
+			],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/14.json b/site/data/jdk/versions/14.json
index 15d98021..cf41587a 100644
--- a/site/data/jdk/versions/14.json
+++ b/site/data/jdk/versions/14.json
@@ -28,7 +28,8 @@
 					"type": "JEP",
 					"identifier": "345"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "JFR Event Streaming",
@@ -38,7 +39,8 @@
 					"type": "JEP",
 					"identifier": "349"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Helpful NullPointerExceptions",
@@ -48,7 +50,8 @@
 					"type": "JEP",
 					"identifier": "358"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Deprecate the Solaris and SPARC Ports",
@@ -58,7 +61,8 @@
 					"type": "JEP",
 					"identifier": "362"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Remove the Concurrent Mark Sweep (CMS) Garbage Collector",
@@ -68,6 +72,12 @@
 					"type": "JEP",
 					"identifier": "363"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "291"
+				}
 			]
 		},
 		{
@@ -78,7 +88,8 @@
 					"type": "JEP",
 					"identifier": "364"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "ZGC on Windows",
@@ -88,7 +99,8 @@
 					"type": "JEP",
 					"identifier": "365"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Deprecate the ParallelScavenge + SerialOld GC Combination",
@@ -98,7 +110,8 @@
 					"type": "JEP",
 					"identifier": "366"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Switch Expressions",
@@ -112,6 +125,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "switch"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "354"
+				}
 			]
 		},
 		{
@@ -128,7 +147,8 @@
 					"type": "AlmanacFeature",
 					"identifier": "records"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Text Blocks",
@@ -144,6 +164,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "textblocks"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "355"
+				}
 			]
 		},
 		{
@@ -156,7 +182,8 @@
 					"type": "JEP",
 					"identifier": "305"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Non-Volatile Mapped Byte Buffers",
@@ -166,7 +193,8 @@
 					"type": "JEP",
 					"identifier": "352"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Remove the Pack200 APIs",
@@ -176,6 +204,12 @@
 					"type": "JEP",
 					"identifier": "367"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "336"
+				}
 			]
 		},
 		{
@@ -188,7 +222,8 @@
 					"type": "JEP",
 					"identifier": "370"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Remove the Pack200 Tools",
@@ -198,6 +233,12 @@
 					"type": "JEP",
 					"identifier": "367"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "336"
+				}
 			]
 		},
 		{
@@ -210,7 +251,8 @@
 					"type": "JEP",
 					"identifier": "343"
 				}
-			]
+			],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/15.json b/site/data/jdk/versions/15.json
index 044908b3..2e42db52 100644
--- a/site/data/jdk/versions/15.json
+++ b/site/data/jdk/versions/15.json
@@ -28,7 +28,8 @@
 					"type": "JEP",
 					"identifier": "374"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "ZGC",
@@ -38,6 +39,25 @@
 					"type": "JEP",
 					"identifier": "377"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "365"
+				},
+				{
+					"type": "JEP",
+					"identifier": "364"
+				},
+				{
+					"type": "JEP",
+					"identifier": "351"
+				},
+				{
+					"type": "JEP",
+					"identifier": "333",
+					"version": "11"
+				}
 			]
 		},
 		{
@@ -48,7 +68,8 @@
 					"type": "JEP",
 					"identifier": "379"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Remove the Solaris and SPARC Ports",
@@ -58,6 +79,12 @@
 					"type": "JEP",
 					"identifier": "381"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "362"
+				}
 			]
 		},
 		{
@@ -74,7 +101,8 @@
 					"type": "AlmanacFeature",
 					"identifier": "sealedtypes"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Pattern Matching for instanceof",
@@ -86,6 +114,12 @@
 					"type": "JEP",
 					"identifier": "375"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "305"
+				}
 			]
 		},
 		{
@@ -100,6 +134,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "textblocks"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "368"
+				}
 			]
 		},
 		{
@@ -116,6 +156,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "records"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "359"
+				}
 			]
 		},
 		{
@@ -128,7 +174,8 @@
 					"type": "JEP",
 					"identifier": "384"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Edwards-Curve Digital Signature Algorithm (EdDSA)",
@@ -138,7 +185,8 @@
 					"type": "JEP",
 					"identifier": "339"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Hidden Classes",
@@ -148,7 +196,8 @@
 					"type": "JEP",
 					"identifier": "371"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Remove the Nashorn JavaScript Engine",
@@ -158,6 +207,12 @@
 					"type": "JEP",
 					"identifier": "372"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "335"
+				}
 			]
 		},
 		{
@@ -170,6 +225,12 @@
 					"type": "JEP",
 					"identifier": "383"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "370"
+				}
 			]
 		},
 		{
@@ -180,7 +241,8 @@
 					"type": "JEP",
 					"identifier": "385"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Reimplement the Legacy DatagramSocket API",
@@ -190,7 +252,8 @@
 					"type": "JEP",
 					"identifier": "373"
 				}
-			]
+			],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/16.json b/site/data/jdk/versions/16.json
index 5fe7926e..812df81b 100644
--- a/site/data/jdk/versions/16.json
+++ b/site/data/jdk/versions/16.json
@@ -28,7 +28,8 @@
 					"type": "JEP",
 					"identifier": "376"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Alpine Linux Port",
@@ -38,7 +39,8 @@
 					"type": "JEP",
 					"identifier": "386"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Windows/AArch64 Port",
@@ -48,7 +50,8 @@
 					"type": "JEP",
 					"identifier": "388"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Strongly Encapsulate JDK Internals by Default",
@@ -58,6 +61,16 @@
 					"type": "JEP",
 					"identifier": "396"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "260"
+				},
+				{
+					"type": "JEP",
+					"identifier": "261"
+				}
 			]
 		},
 		{
@@ -70,7 +83,8 @@
 					"type": "JEP",
 					"identifier": "338"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Unix-Domain Socket Channels",
@@ -80,7 +94,8 @@
 					"type": "JEP",
 					"identifier": "380"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Foreign Linker API",
@@ -92,7 +107,8 @@
 					"type": "JEP",
 					"identifier": "389"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Foreign-Memory Access API",
@@ -104,6 +120,12 @@
 					"type": "JEP",
 					"identifier": "393"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "383"
+				}
 			]
 		},
 		{
@@ -114,7 +136,8 @@
 					"type": "JEP",
 					"identifier": "390"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Pattern Matching for instanceof",
@@ -128,6 +151,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "instanceof-patterns"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "375"
+				}
 			]
 		},
 		{
@@ -142,6 +171,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "records"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "384"
+				}
 			]
 		},
 		{
@@ -152,7 +187,8 @@
 					"type": "JEP",
 					"identifier": "395"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Sealed Classes",
@@ -168,6 +204,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "sealedtypes"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "360"
+				}
 			]
 		},
 		{
@@ -178,6 +220,12 @@
 					"type": "JEP",
 					"identifier": "392"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "343"
+				}
 			]
 		},
 		{
@@ -188,7 +236,8 @@
 					"type": "JEP",
 					"identifier": "347"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Migrate to Git/GitHub",
@@ -202,7 +251,8 @@
 					"type": "JEP",
 					"identifier": "369"
 				}
-			]
+			],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/17.json b/site/data/jdk/versions/17.json
index d033fd26..f1b55631 100644
--- a/site/data/jdk/versions/17.json
+++ b/site/data/jdk/versions/17.json
@@ -28,7 +28,8 @@
 					"type": "JEP",
 					"identifier": "306"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "New macOS Rendering Pipeline",
@@ -38,7 +39,8 @@
 					"type": "JEP",
 					"identifier": "382"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "macOS/AArch64 Port",
@@ -48,7 +50,8 @@
 					"type": "JEP",
 					"identifier": "391"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Enhanced Pseudo-Random Number Generators",
@@ -58,7 +61,8 @@
 					"type": "JEP",
 					"identifier": "356"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Deprecate the Applet API for Removal",
@@ -68,6 +72,12 @@
 					"type": "JEP",
 					"identifier": "398"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "289"
+				}
 			]
 		},
 		{
@@ -78,6 +88,12 @@
 					"type": "JEP",
 					"identifier": "403"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "396"
+				}
 			]
 		},
 		{
@@ -94,7 +110,8 @@
 					"type": "AlmanacFeature",
 					"identifier": "typepatterns"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Remove RMI Activation",
@@ -104,6 +121,12 @@
 					"type": "JEP",
 					"identifier": "407"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "385"
+				}
 			]
 		},
 		{
@@ -118,6 +141,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "sealedtypes"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "397"
+				}
 			]
 		},
 		{
@@ -128,7 +157,8 @@
 					"type": "JEP",
 					"identifier": "410"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Deprecate the Security Manager for Removal",
@@ -138,7 +168,8 @@
 					"type": "JEP",
 					"identifier": "411"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Foreign Function \u0026 Memory API",
@@ -150,6 +181,12 @@
 					"type": "JEP",
 					"identifier": "412"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "393"
+				}
 			]
 		},
 		{
@@ -162,7 +199,13 @@
 					"type": "JEP",
 					"identifier": "414"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "338"
+				}
 			]
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/18.json b/site/data/jdk/versions/18.json
index 6614b413..dc3d5e36 100644
--- a/site/data/jdk/versions/18.json
+++ b/site/data/jdk/versions/18.json
@@ -28,7 +28,8 @@
 					"type": "JEP",
 					"identifier": "400"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Simple Web Server",
@@ -38,7 +39,8 @@
 					"type": "JEP",
 					"identifier": "408"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Code Snippets in Java API Documentation",
@@ -48,7 +50,8 @@
 					"type": "JEP",
 					"identifier": "413"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Pattern Matching for switch",
@@ -64,6 +67,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "typepatterns"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "406"
+				}
 			]
 		},
 		{
@@ -74,7 +83,8 @@
 					"type": "JEP",
 					"identifier": "416"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Vector API",
@@ -86,6 +96,12 @@
 					"type": "JEP",
 					"identifier": "417"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "414"
+				}
 			]
 		},
 		{
@@ -96,7 +112,8 @@
 					"type": "JEP",
 					"identifier": "418"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Foreign Function \u0026 Memory API",
@@ -108,6 +125,12 @@
 					"type": "JEP",
 					"identifier": "419"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "412"
+				}
 			]
 		},
 		{
@@ -118,7 +141,8 @@
 					"type": "JEP",
 					"identifier": "421"
 				}
-			]
+			],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/19.json b/site/data/jdk/versions/19.json
index b5194cea..c38e08c1 100644
--- a/site/data/jdk/versions/19.json
+++ b/site/data/jdk/versions/19.json
@@ -28,7 +28,8 @@
 					"type": "JEP",
 					"identifier": "422"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Record Patterns",
@@ -44,7 +45,8 @@
 					"type": "AlmanacFeature",
 					"identifier": "recordpatterns"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Pattern Matching for switch",
@@ -60,6 +62,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "typepatterns"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "420"
+				}
 			]
 		},
 		{
@@ -72,6 +80,12 @@
 					"type": "JEP",
 					"identifier": "424"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "419"
+				}
 			]
 		},
 		{
@@ -88,7 +102,8 @@
 					"type": "AlmanacFeature",
 					"identifier": "virtual-threads"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Vector API",
@@ -100,6 +115,12 @@
 					"type": "JEP",
 					"identifier": "426"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "417"
+				}
 			]
 		},
 		{
@@ -112,7 +133,8 @@
 					"type": "JEP",
 					"identifier": "428"
 				}
-			]
+			],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/20.json b/site/data/jdk/versions/20.json
index 2ec8ab00..e8954e3e 100644
--- a/site/data/jdk/versions/20.json
+++ b/site/data/jdk/versions/20.json
@@ -34,6 +34,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "recordpatterns"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "405"
+				}
 			]
 		},
 		{
@@ -50,6 +56,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "typepatterns"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "427"
+				}
 			]
 		},
 		{
@@ -62,7 +74,8 @@
 					"type": "JEP",
 					"identifier": "429"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Foreign Function \u0026 Memory API",
@@ -74,6 +87,12 @@
 					"type": "JEP",
 					"identifier": "434"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "424"
+				}
 			]
 		},
 		{
@@ -90,6 +109,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "virtual-threads"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "425"
+				}
 			]
 		},
 		{
@@ -102,7 +127,8 @@
 					"type": "JEP",
 					"identifier": "437"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Vector API",
@@ -114,7 +140,13 @@
 					"type": "JEP",
 					"identifier": "438"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "426"
+				}
 			]
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/21.json b/site/data/jdk/versions/21.json
index 41678c16..1a12fc3c 100644
--- a/site/data/jdk/versions/21.json
+++ b/site/data/jdk/versions/21.json
@@ -28,6 +28,12 @@
 					"type": "JEP",
 					"identifier": "439"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "377"
+				}
 			]
 		},
 		{
@@ -38,7 +44,8 @@
 					"type": "JEP",
 					"identifier": "449"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Prepare to Disallow the Dynamic Loading of Agents",
@@ -48,7 +55,8 @@
 					"type": "JEP",
 					"identifier": "451"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "String Templates",
@@ -64,7 +72,8 @@
 					"type": "AlmanacFeature",
 					"identifier": "stringtemplates"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Record Patterns",
@@ -78,6 +87,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "recordpatterns"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "432"
+				}
 			]
 		},
 		{
@@ -92,6 +107,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "typepatterns"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "433"
+				}
 			]
 		},
 		{
@@ -104,7 +125,8 @@
 					"type": "JEP",
 					"identifier": "443"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Unnamed Classes and Instance Main Methods",
@@ -120,7 +142,8 @@
 					"type": "AlmanacFeature",
 					"identifier": "jep445"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Sequenced Collections",
@@ -130,7 +153,8 @@
 					"type": "JEP",
 					"identifier": "431"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Foreign Function \u0026 Memory API",
@@ -142,6 +166,12 @@
 					"type": "JEP",
 					"identifier": "442"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "434"
+				}
 			]
 		},
 		{
@@ -156,6 +186,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "virtual-threads"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "436"
+				}
 			]
 		},
 		{
@@ -168,6 +204,12 @@
 					"type": "JEP",
 					"identifier": "446"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "429"
+				}
 			]
 		},
 		{
@@ -180,6 +222,12 @@
 					"type": "JEP",
 					"identifier": "448"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "438"
+				}
 			]
 		},
 		{
@@ -190,7 +238,8 @@
 					"type": "JEP",
 					"identifier": "452"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Structured Concurrency",
@@ -202,7 +251,13 @@
 					"type": "JEP",
 					"identifier": "453"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "437"
+				}
 			]
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/22.json b/site/data/jdk/versions/22.json
index be83d43e..73bf6744 100644
--- a/site/data/jdk/versions/22.json
+++ b/site/data/jdk/versions/22.json
@@ -28,7 +28,8 @@
 					"type": "JEP",
 					"identifier": "423"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Statements before super(...)",
@@ -40,7 +41,8 @@
 					"type": "JEP",
 					"identifier": "447"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Unnamed Variables \u0026 Patterns",
@@ -50,6 +52,12 @@
 					"type": "JEP",
 					"identifier": "456"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "443"
+				}
 			]
 		},
 		{
@@ -66,6 +74,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "stringtemplates"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "430"
+				}
 			]
 		},
 		{
@@ -82,6 +96,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "jep445"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "445"
+				}
 			]
 		},
 		{
@@ -92,6 +112,12 @@
 					"type": "JEP",
 					"identifier": "454"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "442"
+				}
 			]
 		},
 		{
@@ -104,7 +130,8 @@
 					"type": "JEP",
 					"identifier": "457"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Stream Gatherers",
@@ -120,7 +147,8 @@
 					"type": "AlmanacFeature",
 					"identifier": "gatherers"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Structured Concurrency",
@@ -132,7 +160,8 @@
 					"type": "JEP",
 					"identifier": "462"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Launch Multi-File Source-Code Programs",
@@ -142,7 +171,13 @@
 					"type": "JEP",
 					"identifier": "458"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "330"
+				}
 			]
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/23.json b/site/data/jdk/versions/23.json
index d2640c47..2edc3742 100644
--- a/site/data/jdk/versions/23.json
+++ b/site/data/jdk/versions/23.json
@@ -29,7 +29,8 @@
 					"type": "JEP",
 					"identifier": "455"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Module Import Declarations",
@@ -41,7 +42,8 @@
 					"type": "JEP",
 					"identifier": "476"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Implicitly Declared Classes and Instance Main Methods",
@@ -53,6 +55,12 @@
 					"type": "JEP",
 					"identifier": "477"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "463"
+				}
 			]
 		},
 		{
@@ -65,6 +73,12 @@
 					"type": "JEP",
 					"identifier": "482"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "447"
+				}
 			]
 		},
 		{
@@ -77,6 +91,12 @@
 					"type": "JEP",
 					"identifier": "466"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "457"
+				}
 			]
 		},
 		{
@@ -87,7 +107,8 @@
 					"type": "JEP",
 					"identifier": "471"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Stream Gatherers",
@@ -103,6 +124,12 @@
 					"type": "AlmanacFeature",
 					"identifier": "gatherers"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "461"
+				}
 			]
 		},
 		{
@@ -115,6 +142,12 @@
 					"type": "JEP",
 					"identifier": "480"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "462"
+				}
 			]
 		},
 		{
@@ -127,6 +160,12 @@
 					"type": "JEP",
 					"identifier": "481"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "464"
+				}
 			]
 		},
 		{
@@ -137,6 +176,12 @@
 					"type": "JEP",
 					"identifier": "474"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "439"
+				}
 			]
 		},
 		{
@@ -147,8 +192,9 @@
 					"type": "JEP",
 					"identifier": "467"
 				}
-			]
+			],
+			"predecessors": []
 		}
 	],
 	"latestversion": "23.0.1"
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/24.json b/site/data/jdk/versions/24.json
index 008b9ebc..4bbc6a84 100644
--- a/site/data/jdk/versions/24.json
+++ b/site/data/jdk/versions/24.json
@@ -25,7 +25,8 @@
 					"type": "JEP",
 					"identifier": "475"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Remove the Windows 32-bit x86 Port",
@@ -35,6 +36,12 @@
 					"type": "JEP",
 					"identifier": "479"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "449"
+				}
 			]
 		},
 		{
@@ -45,7 +52,8 @@
 					"type": "JEP",
 					"identifier": "483"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "ZGC: Remove the Non-Generational Mode",
@@ -55,6 +63,16 @@
 					"type": "JEP",
 					"identifier": "490"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "439"
+				},
+				{
+					"type": "JEP",
+					"identifier": "474"
+				}
 			]
 		},
 		{
@@ -65,7 +83,8 @@
 					"type": "JEP",
 					"identifier": "491"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Deprecate the 32-bit x86 Port for Removal",
@@ -75,7 +94,8 @@
 					"type": "JEP",
 					"identifier": "501"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Prepare to Restrict the Use of JNI",
@@ -85,6 +105,12 @@
 					"type": "JEP",
 					"identifier": "472"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "454"
+				}
 			]
 		},
 		{
@@ -97,7 +123,8 @@
 					"type": "JEP",
 					"identifier": "478"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Class-File API",
@@ -107,6 +134,16 @@
 					"type": "JEP",
 					"identifier": "484"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "466"
+				},
+				{
+					"type": "JEP",
+					"identifier": "457"
+				}
 			]
 		},
 		{
@@ -117,6 +154,12 @@
 					"type": "JEP",
 					"identifier": "485"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "473"
+				}
 			]
 		},
 		{
@@ -127,6 +170,12 @@
 					"type": "JEP",
 					"identifier": "486"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "411"
+				}
 			]
 		},
 		{
@@ -139,6 +188,12 @@
 					"type": "JEP",
 					"identifier": "487"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "481"
+				}
 			]
 		},
 		{
@@ -151,6 +206,12 @@
 					"type": "JEP",
 					"identifier": "488"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "455"
+				}
 			]
 		},
 		{
@@ -163,6 +224,12 @@
 					"type": "JEP",
 					"identifier": "489"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "469"
+				}
 			]
 		},
 		{
@@ -173,7 +240,8 @@
 					"type": "JEP",
 					"identifier": "496"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Quantum-Resistant Module-Lattice-Based Digital Signature Algorithm",
@@ -183,7 +251,8 @@
 					"type": "JEP",
 					"identifier": "497"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Warn upon Use of Memory-Access Methods in sun.misc.Unsafe",
@@ -193,6 +262,12 @@
 					"type": "JEP",
 					"identifier": "498"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "471"
+				}
 			]
 		},
 		{
@@ -205,6 +280,12 @@
 					"type": "JEP",
 					"identifier": "499"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "480"
+				}
 			]
 		},
 		{
@@ -217,6 +298,12 @@
 					"type": "JEP",
 					"identifier": "492"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "482"
+				}
 			]
 		},
 		{
@@ -229,6 +316,12 @@
 					"type": "JEP",
 					"identifier": "494"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "476"
+				}
 			]
 		},
 		{
@@ -241,6 +334,12 @@
 					"type": "JEP",
 					"identifier": "495"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "477"
+				}
 			]
 		},
 		{
@@ -251,7 +350,8 @@
 					"type": "JEP",
 					"identifier": "493"
 				}
-			]
+			],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/5.json b/site/data/jdk/versions/5.json
index 281bb3f4..5791bcbd 100644
--- a/site/data/jdk/versions/5.json
+++ b/site/data/jdk/versions/5.json
@@ -24,7 +24,8 @@
 					"type": "JSR",
 					"identifier": "14"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Annotations",
@@ -34,7 +35,8 @@
 					"type": "JSR",
 					"identifier": "175"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Autoboxing",
@@ -44,7 +46,8 @@
 					"type": "JSR",
 					"identifier": "201"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Enums",
@@ -54,7 +57,8 @@
 					"type": "JSR",
 					"identifier": "201"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "For-each Loops",
@@ -64,7 +68,8 @@
 					"type": "JSR",
 					"identifier": "201"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Static Imports",
@@ -74,7 +79,8 @@
 					"type": "JSR",
 					"identifier": "201"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Var Args",
@@ -84,7 +90,8 @@
 					"type": "JSR",
 					"identifier": "201"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Concurrency Utilities (java.util.concurrent)",
@@ -94,7 +101,8 @@
 					"type": "JSR",
 					"identifier": "166"
 				}
-			]
+			],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/6.json b/site/data/jdk/versions/6.json
index 860ee71a..73db13c4 100644
--- a/site/data/jdk/versions/6.json
+++ b/site/data/jdk/versions/6.json
@@ -24,7 +24,8 @@
 					"type": "JSR",
 					"identifier": "105"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Streaming API for XML 1.0 (javax.xml.stream)",
@@ -34,7 +35,8 @@
 					"type": "JSR",
 					"identifier": "173"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Web Services Metadata (javax.jws)",
@@ -44,7 +46,8 @@
 					"type": "JSR",
 					"identifier": "181"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Java API for XML Processing 1.3 (javax.xml.*)",
@@ -54,7 +57,8 @@
 					"type": "JSR",
 					"identifier": "206"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "JAXB 2.0 (javax.xml.bind)",
@@ -64,7 +68,8 @@
 					"type": "JSR",
 					"identifier": "222"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Scripting for the Java Platform (javax.script)",
@@ -74,7 +79,8 @@
 					"type": "JSR",
 					"identifier": "223"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "XML-Based Web Services 2.0 (javax.xml.ws)",
@@ -84,7 +90,8 @@
 					"type": "JSR",
 					"identifier": "224"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Common Annotations (javax.annotations)",
@@ -94,7 +101,8 @@
 					"type": "JSR",
 					"identifier": "250"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Smart Card I/O (javax.smartcardio)",
@@ -104,7 +112,8 @@
 					"type": "JSR",
 					"identifier": "268"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Pluggable Annotation Processing (javax.lang.model)",
@@ -114,7 +123,8 @@
 					"type": "JSR",
 					"identifier": "269"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Java Activation Framework (javax.annotation)",
@@ -124,7 +134,8 @@
 					"type": "JDKIssue",
 					"identifier": "6254474"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "javac supports java.lang.SuppressWarnings annotation",
@@ -134,7 +145,8 @@
 					"type": "JDKIssue",
 					"identifier": "4986256"
 				}
-			]
+			],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/7.json b/site/data/jdk/versions/7.json
index 12f0a214..5d00c366 100644
--- a/site/data/jdk/versions/7.json
+++ b/site/data/jdk/versions/7.json
@@ -29,7 +29,8 @@
 					"type": "JSR",
 					"identifier": "292"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Switch on String",
@@ -39,7 +40,8 @@
 					"type": "JSR",
 					"identifier": "334"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Try-with",
@@ -49,7 +51,8 @@
 					"type": "JSR",
 					"identifier": "334"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Diamond Operator",
@@ -59,7 +62,8 @@
 					"type": "JSR",
 					"identifier": "334"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Binary Integer Literals",
@@ -69,7 +73,8 @@
 					"type": "JSR",
 					"identifier": "334"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Underscores in numeric literals",
@@ -79,7 +84,8 @@
 					"type": "JSR",
 					"identifier": "334"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Multi Catch",
@@ -89,7 +95,8 @@
 					"type": "JSR",
 					"identifier": "334"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Method Handles",
@@ -99,7 +106,8 @@
 					"type": "JSR",
 					"identifier": "292"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "NIO.2 (java.nio.file)",
@@ -109,7 +117,8 @@
 					"type": "JSR",
 					"identifier": "203"
 				}
-			]
+			],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/8.json b/site/data/jdk/versions/8.json
index 907e308d..377c7a17 100644
--- a/site/data/jdk/versions/8.json
+++ b/site/data/jdk/versions/8.json
@@ -28,7 +28,8 @@
 					"type": "JEP",
 					"identifier": "122"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Lambda Expressions",
@@ -38,7 +39,8 @@
 					"type": "JSR",
 					"identifier": "335"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Default Methods in Interfaces",
@@ -48,7 +50,8 @@
 					"type": "JSR",
 					"identifier": "335"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Effectively Final Variables",
@@ -58,7 +61,8 @@
 					"type": "JSR",
 					"identifier": "335"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Type Use Annotations",
@@ -68,7 +72,8 @@
 					"type": "JEP",
 					"identifier": "104"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Repeating Annotations",
@@ -78,7 +83,8 @@
 					"type": "JEP",
 					"identifier": "120"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Streams (java.util.stream)",
@@ -88,7 +94,8 @@
 					"type": "JEP",
 					"identifier": "107"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Lambda APIs (java.util.function)",
@@ -98,7 +105,8 @@
 					"type": "JEP",
 					"identifier": "109"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Date Time (java.time)",
@@ -112,7 +120,8 @@
 					"type": "JEP",
 					"identifier": "150"
 				}
-			]
+			],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/data/jdk/versions/9.json b/site/data/jdk/versions/9.json
index dce44eca..7e48ebe8 100644
--- a/site/data/jdk/versions/9.json
+++ b/site/data/jdk/versions/9.json
@@ -28,7 +28,8 @@
 					"type": "JEP",
 					"identifier": "261"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Private Methods in Interfaces",
@@ -38,7 +39,8 @@
 					"type": "JEP",
 					"identifier": "213"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "HTTP/2 Client",
@@ -50,7 +52,8 @@
 					"type": "JEP",
 					"identifier": "110"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Var Handles",
@@ -60,7 +63,8 @@
 					"type": "JEP",
 					"identifier": "193"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "UTF-8 Property Resource Bundles",
@@ -70,7 +74,8 @@
 					"type": "JEP",
 					"identifier": "226"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Compact Strings",
@@ -80,6 +85,12 @@
 					"type": "JEP",
 					"identifier": "254"
 				}
+			],
+			"predecessors": [
+				{
+					"type": "JEP",
+					"identifier": "192"
+				}
 			]
 		},
 		{
@@ -90,7 +101,8 @@
 					"type": "JEP",
 					"identifier": "266"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Enhanced Deprecation",
@@ -100,7 +112,8 @@
 					"type": "JEP",
 					"identifier": "277"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Object.finalize() deprecated",
@@ -110,7 +123,8 @@
 					"type": "JDKIssue",
 					"identifier": "8165641"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "jshell",
@@ -120,7 +134,8 @@
 					"type": "JEP",
 					"identifier": "222"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Multi-Release JAR Files",
@@ -130,7 +145,8 @@
 					"type": "JEP",
 					"identifier": "238"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Compile for Older Platform Versions",
@@ -140,7 +156,8 @@
 					"type": "JEP",
 					"identifier": "247"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "jlink",
@@ -150,7 +167,8 @@
 					"type": "JEP",
 					"identifier": "282"
 				}
-			]
+			],
+			"predecessors": []
 		},
 		{
 			"title": "Indify String Concatenation",
@@ -160,7 +178,8 @@
 					"type": "JEP",
 					"identifier": "280"
 				}
-			]
+			],
+			"predecessors": []
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/site/layouts/shortcodes/featuresgrid.html b/site/layouts/shortcodes/featuresgrid.html
new file mode 100644
index 00000000..2bab5f2e
--- /dev/null
+++ b/site/layouts/shortcodes/featuresgrid.html
@@ -0,0 +1,50 @@
+{{- $featureVersions := dict }}
+{{- range $.Site.Data.jdk.versions }}
+  {{ $version := .version }}
+  {{- range .features }}
+    {{- range .refs }}
+      {{- $featureVersions = merge $featureVersions (dict (slice .type .identifier) $version ) }}
+    {{- end }}
+  {{- end }}
+{{- end }}
+
+<div class="sticky-table">
+    <table>
+        <thead>
+        <tr>
+            <th>Feature</th>
+            {{- range $jdk := sort $.Site.Data.jdk.versions "ga" "asc" }}
+            <th>{{ $jdk.version }}</th>
+            {{- end }}
+        </tr>
+        </thead>
+        <tbody>
+        {{- range $jdk := sort $.Site.Data.jdk.versions "ga" "desc" }}
+        {{- range $feature := $jdk.features }}
+        {{- if and (not $feature.incubator) (not $feature.preview) }}
+        <tr>
+            <td>{{ $feature.title }}</td>
+            {{ $highlight := false }}
+            {{- range $jdkHeader := sort $.Site.Data.jdk.versions "ga" "asc" }}
+            <td>
+                {{- range $predecessor := $feature.predecessors }}
+                {{ if eq $jdkHeader.version (index $featureVersions (slice $predecessor.type $predecessor.identifier )) }}
+                {{ partial "featureref" $predecessor }}
+                {{ end -}}{{ end -}}
+                {{ with $feature.refs }}{{ range $idx, $item := . -}}
+                {{ if and (eq $jdk.version $jdkHeader.version) (eq $item.type "JEP") }}
+                {{ $highlight = true }}
+                {{ partial "featureref" $item }}
+                {{ end -}}
+                {{ if $highlight }}
+                <div class="jep-release"></div>
+                {{- end }}{{- end }}{{- end }}
+            </td>
+            {{- end }}
+        </tr>
+        {{- end }}
+        {{- end }}
+        {{- end }}
+        </tbody>
+    </table>
+</div>