BookLore: A self-hosted, multi-user digital library with smart shelves, auto metadata, Kobo & KOReader sync, BookDrop imports, OPDS support, and a built-in reader for EPUB, PDF, and comics.

OpenMetadata is a unified metadata platform for data discovery, data observability, and data governance powered by a central metadata repository, in-depth column level lineage, and seamless team collaboration.

First open-source data discovery and observability platform. We make a life for data practitioners easy so you can focus on your business.

📙 Awesome Data Catalogs and Observability Platforms.

Egeria core

GeoNetwork is a catalog application to manage spatially referenced resources. It provides powerful metadata editing and search functions as well as an interactive web map viewer. It is currently used in numerous Spatial Data Infrastructure initiatives across the world.

Must-read Papers for File System (FS)

PhotoStructure for Servers

Geoportal Server is a standards-based, open source product that enables discovery and use of geospatial resources including data and services.

An audiobook library cleanup and management tool built with Python and Django. Leveraging m4b-merge for audiobook standardization and editing. Ideal for enhancing audiobook library management.

📸 Smart Google Photos organizer! Clean files, extract dates, embed metadata, sort by date, generate reports. Supports 50+ formats including RAW.

ODD Specification is a universal open standard for collecting metadata.

Stream Discovery and Stream Orchestration

An OSINT Metadata analyzing tool that filters through tags and creates reports

The Data Product Descriptor Specification (DPDS) Repository

Sample code with integration between Data Catalog and RDBMS data sources.

Meta data server & client tools for game development

Atlas官方文档中文版

A native Go SDK for the Extensible Metadata Platform (XMP)

Core development repository. gitHub: Vsn 6 (2020 - ), Vsn 5 (2018 - 2020), Vsn 4 (2014-2017). Sourceforge: Vsn 3 (2009-2013), Vsn 1 & 2 (2005-2009)