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InvenioRDM

Highly scalable turn-key research data management platform with a beautiful user experience.

Inventree

Inventory management system which provides intuitive parts management and stock control.

Isso

Lightweight commenting server written in Python and Javascript. It aims to be a drop-in replacement for Disqus.

JARR

JARR (Just Another RSS Reader) is a web-based news aggregator and reader (fork of Newspipe).

Jina

Cloud-native neural search framework for any kind of data.

JupyterLab

Web-based environment for interactive and reproducible computing.

Source code management system that supports two leading version control systems, Mercurial and Git, with a web interface.

Kapowarr

Kapowarr is a software to build and manage a comic book library, fitting in the *arr suite of software.

Khoj

Your AI second brain. Self-hostable. Get answers from the web or your docs. Build custom agents, schedule automations, do deep research. Turn any online or local LLM into your personal, autonomous AI (gpt, claude, gemini, llama, qwen, mistral). Get started - free.

Kibitzr

Lightweight personal web assistant with powerful integrations.

Kinto

Minimalist JSON storage service with synchronisation and sharing abilities.

LazyLibrarian

Follow authors and grab metadata for all your digital reading needs. It uses a combination of Goodreads, Librarything and optionally GoogleBooks as sources for author info and book info.

Web frontend from Salut à Toi.

Libre Translate

Machine Translation API.

LibrePhotos

Photo management service with a slight focus on cool graphs (alternative to Google Photos).

Linkding

一个轻量级的自托管书签管理器，专注于简单性和易用性

Local Deep Research

~95% on SimpleQA (e.g. Qwen3.6-27B on a 3090). Supports all local and cloud LLMs (llama.cpp, Ollama, Google, ...). 10+ search engines - arXiv, PubMed, your private documents. Everything Local & Encrypted.

MKVPriority

Assigns priority scores to audio and subtitle tracks in MKV files

Manage electronic mail discussion and e-newsletter lists.

Mailu

Simple yet full-featured mail server as a set of Docker images.

Mainsail

Modern and responsive user interface for the Klipper 3D printer firmware. Control and monitor your printer from everywhere, from any device.

Maloja

Music scrobble database (alternative to Last.fm).

Mataroa

Naked blogging platform for minimalists.

Mathesar

Intuitive UI to manage data collaboratively, for users of all technical skill levels. Built on Postgres – connect an existing DB or set up a new one.