LinkifyJS

LinkifyJS is a lightweight JavaScript library that allows users to select text within a container and convert it into hyperlinks using a beautiful inline tooltip. It's perfect for editors, CMS platforms, documentation tools, and more.

Features

✅ Intuitive text selection with tooltip-based editing
✅ Add or remove hyperlinks dynamically
✅ Fully customizable tooltip (labels, styles, classNames)
✅ Works with contentEditable elements
✅ Retains selection range for accurate text replacement
✅ Auto-adjusts tooltip position based on available space
✅ Automatically closes tooltip on Escape or outside click
✅ Supports container for tooltip attachment and attributes for custom link attributes
✅ Supports done callback when a hyperlink is inserted

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Installation

Local

<script src="../dist/linkify.min.js"></script>

CDN

<script src="https://cdn.jsdelivr.net/gh/deepansumor/LinkifyJS@latest/dist/linkify.min.js"></script>

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Usage

Basic Example

import LinkifyJS from './LinkifyJS';

LinkifyJS.init(document.querySelector(".editable-container"));

With Configuration

LinkifyJS.init(document.querySelector(".editable-container"), {
    labelText: "Display Text",
    labelURL: "Hyperlink URL",
    placeholderText: "Enter text...",
    placeholderURL: "https://example.com",
    attributes: {
        target: "_blank",
        rel: "noopener noreferrer",
        'data-source': 'linkify'
    },
    container: document.querySelector("#custom-container"),
    classNames: {
        tooltip: "my-tooltip",
        input: "my-input",
        label: "my-label",
        submit: "my-submit",
        remove: "my-remove"
    },
    styles: {
        tooltip: { background: "#f9f9f9", borderColor: "#333" },
        input: { fontSize: "16px" },
        submit: { background: "#2196f3" },
        remove: { background: "#e91e63" }
    },
    done: () => {
        console.log("Link inserted!");
    }
});

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API Reference

LinkifyJS.init(container: HTMLElement, config?: LinkifyConfig)

Initializes the LinkifyJS tooltip on a container.

Option	Type	Description
labelText	string	Label text for the name field
labelURL	string	Label text for the URL field
placeholderText	string	Placeholder for name input
placeholderURL	string	Placeholder for URL input
attributes	object	Attributes to apply to the generated <a> tag (e.g., { target: "_blank" })
container	HTMLElement	DOM element where the tooltip will be appended (defaults to document.body)
classNames	object	Optional CSS classes for tooltip elements
styles	object	Optional inline styles for tooltip elements
done	function	Callback function called after the link is inserted

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Tooltip Behavior

• 🖱️ Appears on text selection
• 🔗 Detects and displays existing <a> tag data
• ❌ Allows hyperlink removal
• 🎯 Auto-positions above or below selection
• ⎋ Closes on Escape key
• 🖱️ Closes when clicking outside the tooltip

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Contributing

1. Fork the repo
2. Create a new branch (git checkout -b feature-name)
3. Commit your changes (git commit -m "Add feature")
4. Push the branch (git push origin feature-name)
5. Open a Pull Request

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License

MIT License