Directory

All Open Source Apps

Every app scored on repo health, technical quality, and dependency risk — before you install anything.

746 apps
Updated continuously
Python
97%
MPL 2.0

Taiga Back

Developer Tools · Project Management

850

Self-hosted agile project management backend with Scrum, Kanban, issue tracking, and a full REST API — built on Django and PostgreSQL.

View details
75
Repo Health
74
Technical
64
Dependency
Built with
Python 97%
Updated 2 weeks ago
PHP
100%
MIT

Flarum

Community

16,397

Delightfully simple, extensible forum software built on PHP and Mithril — beautiful out of the box, powerful when you need it.

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74
Repo Health
67
Technical
100
Dependency
Built with
PHP 100%
Updated 4 weeks ago
Python
51%
AGPL 3.0

Khoj

AI Assistants · Knowledge Management · Productivity

37,333

A self-hostable AI second brain that chats with your documents, searches the web, builds custom agents, and runs entirely on your own LLM.

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74
Repo Health
82
Technical
66
Dependency
Built with
Python 51%
TypeScript 36%
Updated 1 months ago
Java
76%
Apache 2.0

Nubase

AI Development · Low Code Platforms

627

Turn AI-written code into real apps — an open-source, self-hostable backend with Database, Auth, Storage, Memory, Functions, Assets, AI Gateway, and cron built for AI coding agents.

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74
Repo Health
76
Technical
74
Dependency
Built with
Java 76%
TypeScript 21%
Updated 1 months ago
HTML
80%
Other

Marble

Analytics · Security

600

The open-source, self-hostable fraud detection and AML compliance engine that gives fintechs full control over their detection rules, data, and investigations.

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72
Repo Health
80
Technical
0
Dependency
Built with
HTML 80%
Shell 20%
Updated 2 weeks ago
Python
94%
Apache 2.0

SWIRL

Data Engineering · Databases · Search

3,044

Federated AI search and RAG across 100+ enterprise sources—no data extraction, no vector database required.

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72
Repo Health
83
Technical
65
Dependency
Built with
Python 94%
Updated 2 weeks ago
Python
58%
MIT

Docglow

Data Engineering

142

A next-generation documentation site generator for dbt Core projects — lineage explorer, health scoring, and full-text search for teams without access to dbt Cloud's built-in docs features.

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69
Repo Health
65
Technical
82
Dependency
Built with
Python 58%
TypeScript 42%
Updated 1 weeks ago
Python
53%
CC0-1.0

Mail-in-a-Box

Hosting Control Panel

15,419

Turn a fresh Ubuntu server into a fully configured, self-hosted email system in minutes — SMTP, IMAP, DNS, TLS, webmail, and spam filtering all pre-wired and ready to go.

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69
Repo Health
68
Technical
0
Dependency
Built with
Python 53%
Shell 26%
HTML 20%
Updated 3 weeks ago
Python
68%
BSD 3

Fortress

Automation · Browser · Developer Tools

590

A stealth Chromium engine that corrects the browser fingerprint inside the C++ engine itself, so scrapers and browser agents stop getting blocked, with a 29-tool MCP server for AI agents.

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68
Repo Health
78
Technical
0
Dependency
Built with
Python 68%
JavaScript 12%
Shell 12%
Updated 2 months ago
PHP
63%
AGPL 3.0

Hyvor Relay

AI Development · Devops · Monitoring

891

Self-hosted, open-source email API that automates DNS, manages SMTP delivery, and provides deep observability — replacing SES, Mailgun, and SendGrid with infrastructure you fully own.

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68
Repo Health
79
Technical
70
Dependency
Built with
PHP 63%
Svelte 23%
Go 12%
Updated 1 weeks ago
PHP
65%
AGPL 3.0

LinkStack

Marketing

3,869

Self-hosted, privacy-focused Linktree alternative with themes, analytics, and a drag-and-drop admin panel.

View details
68
Repo Health
56
Technical
68
Dependency
Built with
PHP 65%
Blade 35%
Updated 2 months ago
Python
99%
GPL 3.0

tilf

Design Tools · Game Development

469

Single-executable pixel art editor that starts instantly with no accounts, no setup, and no internet required.

View details
68
Repo Health
44
Technical
0
Dependency
Built with
Python 99%
Updated 1 months ago
Ruby
76%
MIT

postal

Developer Tools · Marketing

16,808

A fully featured open-source mail delivery platform for sending and receiving email at scale — your own Mailgun, on your own servers.

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67
Repo Health
74
Technical
0
Dependency
Built with
Ruby 76%
Haml 15%
Updated 1 weeks ago
Python
59%
Apache 2.0

argilla

AI Development · Data Engineering

5,108

Collaborate on high-quality AI training data with a self-hosted annotation platform built for LLMs, NLP, and multimodal models.

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66
Repo Health
81
Technical
61
Dependency
Built with
Python 59%
Jupyter Notebook 21%
Updated 1 weeks ago
PHP
83%
AGPL 3.0

tirreno

Monitoring · Security

1,512

Embed security inside your product — detect threats, fraud, and abuse in real time at the application layer

View details
66
Repo Health
73
Technical
83
Dependency
Built with
PHP 83%
Updated 1 months ago
HTML
62%
MIT

LittleLink

Marketing

3,083

The lightest self-hosted Linktree alternative — 100+ branded buttons, dark/light themes, and zero JavaScript required.

View details
65
Repo Health
51
Technical
0
Dependency
Built with
HTML 62%
CSS 37%
Updated 1 months ago
Python
99%
Apache 2.0

Rasa Open Source

AI Assistants · AI Development · Voice AI

21,324

Rasa Open Source is a Python machine learning framework for building contextual, multi-turn chatbots and voice assistants that understand natural language and maintain conversation state.

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65
Repo Health
78
Technical
63
Dependency
Built with
Python 99%
Updated 2 months ago
Python
56%
MIT

Foxel

File Storage

1,059

Self-hosted private cloud storage with AI semantic search and a pluggable multi-backend file management system.

View details
64
Repo Health
68
Technical
76
Dependency
Built with
Python 56%
TypeScript 41%
Updated 4 weeks ago
Python
94%
MIT

Stealth Browser MCP

Developer Tools · Mcp

2,062

An MCP server giving AI agents real, undetectable browser automation — built on nodriver and Chrome DevTools Protocol to navigate sites protected by Cloudflare and other anti-bot systems for automation and testing workflows.

View details
63
Repo Health
66
Technical
74
Dependency
Built with
Python 94%
Updated 2 weeks ago
Python
67%
Other

Morphik

AI Development · Databases · Search

3,710

Morphik is an AI-native ingestion and retrieval engine that lets developers store, search, and reason over visually rich documents — scanned PDFs, manuals, slides, and video — without duct-taping together OCR, an embedding model, and a vector database.

View details
62
Repo Health
71
Technical
67
Dependency
Built with
Python 67%
TypeScript 25%
Updated 2 weeks ago
Java
34%
Apache 2.0

Enso

Analytics · Data Engineering · Low Code Platforms

7,441

A visual and textual programming platform for data prep and analysis where the node graph and the underlying Enso code are always perfectly in sync, built by an Alteryx co-founder on a GraalVM engine.

View details
60
Repo Health
90
Technical
62
Dependency
Built with
Java 34%
TypeScript 27%
Scala 26%
Updated 1 months ago
Python
100%
Apache 2.0

BotCity Framework

Automation · Developer Tools

143

Computer-vision powered Python framework for building RPA bots that click, type, and read any desktop, web, or terminal UI without needing an API.

View details
57
Repo Health
53
Technical
68
Dependency
Built with
Python 100%
Updated 1 months ago
Python
97%
MIT

local-deep-researcher

AI Assistants · AI Development

9,342

A fully local web research assistant that iteratively searches, summarizes, and refines markdown reports using any Ollama or LMStudio model—no cloud or API keys required.

View details
57
Repo Health
74
Technical
76
Dependency
Built with
Python 97%
Updated 1 months ago
Python
62%
MIT

AutoGen

AI Development · Automation

60,985

Build autonomous and human-in-the-loop multi-agent AI systems with a layered, event-driven Python and .NET framework pioneered at Microsoft Research.

View details
56
Repo Health
78
Technical
73
Dependency
Built with
Python 62%
C# 25%
TypeScript 12%
Updated 5 months ago

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