Directory

All Open Source Apps

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

745 apps
Updated continuously
JavaScript
83%
Other

Countly

Analytics · Marketing

5,908

Privacy-first, self-hosted analytics and customer engagement platform with full data ownership, GDPR compliance, and AI-powered insights across mobile, web, desktop, and IoT.

View details
96
Repo Health
82
Technical
65
Dependency
Built with
JavaScript 83%
Updated today
Python
47%
Other

Airbyte

Data Engineering · Developer Tools

22,143

Open-source ELT platform with 600+ connectors for moving data from any source to warehouses, lakes, and AI agents.

View details
95
Repo Health
80
Technical
67
Dependency
Built with
Python 47%
Kotlin 43%
Updated today
Python
57%
Other

Sentry

Analytics · Developer Tools · Monitoring

44,862

Developer-first error tracking and performance monitoring platform with AI-powered root-cause analysis across 20+ languages and frameworks.

View details
95
Repo Health
80
Technical
69
Dependency
Built with
Python 57%
TypeScript 41%
Updated today
Rust
98%
Other

Zed

Code Editors · Collaboration · Developer Tools

90,979

High-performance, multiplayer code editor built in Rust by the creators of Atom and Tree-sitter, with native AI integration and real-time collaboration.

View details
94
Repo Health
88
Technical
72
Dependency
Built with
Rust 98%
Updated today
Python
66%
Other

AutoGPT

AI Assistants · Automation · Productivity

187,596

Build, deploy, and run autonomous AI agents that automate complex multi-step workflows using a visual block-based graph editor.

View details
93
Repo Health
78
Technical
66
Dependency
Built with
Python 66%
TypeScript 33%
Updated today
Rust
95%
Other

Databend

Data Engineering · Databases

9,452

Open-source enterprise data warehouse unifying analytics, vector search, full-text search, and AI agent orchestration in a single Rust-built engine on S3.

View details
93
Repo Health
84
Technical
77
Dependency
Built with
Rust 95%
Updated today
JavaScript
65%
Other

GDevelop

Design Tools · Developer Tools · Game Development

26,937

No-code, open-source game engine for building 2D, 3D and multiplayer games — publish to iOS, Android, Steam and the web.

View details
93
Repo Health
82
Technical
61
Dependency
Built with
JavaScript 65%
C++ 23%
TypeScript 11%
Updated today
Python
55%
Other

authentik

Authentication · Security

25,758

The self-hosted Identity Provider that replaces Okta, Auth0, and Entra ID with a unified SSO platform supporting SAML, OAuth2/OIDC, LDAP, RADIUS, and WebAuthn.

View details
92
Repo Health
81
Technical
66
Dependency
Built with
Python 55%
TypeScript 36%
Updated today
Rust
67%
MIT

Bun

Developer Tools

96,068

An all-in-one JavaScript and TypeScript toolkit — one Rust-and-JavaScriptCore binary that replaces Node.js, npm, a bundler, and a test runner with faster equivalents.

View details
92
Repo Health
91
Technical
64
Dependency
Built with
Rust 67%
C++ 19%
TypeScript 10%
Updated yesterday
Python
82%
MIT

LiteLLM

AI Development · Developer Tools

59,745

Open source AI gateway and Python SDK that gives you one OpenAI-compatible interface to call 100+ LLM providers, with built-in routing, cost tracking, guardrails, and virtual keys.

View details
92
Repo Health
81
Technical
69
Dependency
Built with
Python 82%
TypeScript 12%
Updated today
Python
64%
Other

Onyx

AI Agents · AI Assistants · Knowledge Management

32,262

Self-hostable AI platform with agentic RAG, 50+ connectors, deep research, code execution, and support for every major LLM provider.

View details
92
Repo Health
83
Technical
68
Dependency
Built with
Python 64%
TypeScript 26%
Updated yesterday
Python
55%
Other

PostHog

Ab Testing Experimentation · Analytics · Developer Tools

39,975

The all-in-one open source product platform combining analytics, session replay, feature flags, error tracking, AI observability, and a built-in data warehouse in a single self-hostable stack.

View details
92
Repo Health
80
Technical
65
Dependency
Built with
Python 55%
TypeScript 36%
Updated today
Python
46%
Other

Redash

Analytics · Data Engineering

28,817

Redash lets anyone connect to 35+ SQL and NoSQL data sources, write a query in the browser, and turn the result into a shared dashboard — no separate BI suite required.

View details
92
Repo Health
74
Technical
60
Dependency
Built with
Python 46%
JavaScript 30%
TypeScript 17%
Updated today
Java
46%
Other

Stirling PDF

Digital Signiture · Productivity

93,148

The open-source PDF platform you can run anywhere — edit, convert, sign, and automate PDFs without sending files to external servers.

View details
92
Repo Health
86
Technical
71
Dependency
Built with
Java 46%
TypeScript 45%
Updated today
Python
37%
Other

Open WebUI

AI Agents · AI Assistants

153,390

The extensible, privacy-first AI platform that runs Ollama, OpenAI, and any LLM backend behind a polished, feature-packed web interface.

View details
91
Repo Health
75
Technical
66
Dependency
Built with
Python 37%
Svelte 34%
JavaScript 21%
Updated today
JavaScript
56%
MIT

Uptime Kuma

Monitoring

91,888

Self-hosted monitoring for every service you run — 23 monitor types, 95 notification channels, live dashboards, and public status pages with no vendor lock-in.

View details
91
Repo Health
81
Technical
63
Dependency
Built with
JavaScript 56%
Vue 41%
Updated today
Rust
32%
Other

Windmill

Automation · Developer Tools

18,043

Turn scripts into webhooks, workflows, and auto-generated UIs — the fastest self-hostable workflow engine, 13x faster than Airflow.

View details
91
Repo Health
82
Technical
65
Dependency
Built with
Rust 32%
TypeScript 24%
Svelte 22%
Updated today
JavaScript
95%
MIT

AnythingLLM

AI Assistants · Automation · Developer Tools

66,533

The all-in-one AI platform for private document chat, no-code agents, and local LLMs with zero setup friction.

View details
90
Repo Health
78
Technical
64
Dependency
Built with
JavaScript 95%
Updated 2 days ago
JavaScript
99%
Other

ChartBrew

Analytics · Databases

4,063

Open-source reporting platform to build live dashboards from SQL, NoSQL, APIs, and SaaS tools with an AI assistant that creates charts from natural language.

View details
90
Repo Health
83
Technical
64
Dependency
Built with
JavaScript 99%
Updated 4 days ago
Rust
52%
Other

Jan

AI Assistants

44,680

Run LLMs 100% locally with full privacy, or connect to cloud AI — your machine, your data, your control.

View details
90
Repo Health
81
Technical
65
Dependency
Built with
Rust 52%
TypeScript 44%
Updated today
Python
69%
MIT

Langflow

AI Agents · AI Development

155,319

Build, test, and deploy AI agents and RAG workflows visually with native API and MCP server export.

View details
90
Repo Health
85
Technical
65
Dependency
Built with
Python 69%
TypeScript 22%
Updated today
Python
49%
Other

Arize Phoenix

Analytics · Devops · Monitoring

11,641

Open-source AI observability platform for tracing, evaluating, and debugging LLM applications with built-in intelligence and MCP support.

View details
90
Repo Health
88
Technical
67
Dependency
Built with
Python 49%
TypeScript 42%
Updated today
Java
97%
Other

SuperTokens

Authentication · Security

15,323

Open-source authentication platform you self-host, giving you complete control over user data with zero vendor lock-in.

View details
90
Repo Health
76
Technical
72
Dependency
Built with
Java 97%
Updated 3 days ago
Rust
47%
MIT

Svix

Automation · Developer Tools

3,423

Open source, self-hostable webhook infrastructure that handles delivery, retries, HMAC signing, and multi-tenant event management so you never have to build a webhooks system from scratch.

View details
90
Repo Health
77
Technical
67
Dependency
Built with
Rust 47%
C# 15%
Updated 5 days ago

Join founders buildingwith open source

Opinionated takes, migration guides, cost-saving tips, and insights from the open source ecosystem.

Subscribe on Substack
Join 750+ subscribers