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
50%
Other

Airbyte

Data Engineering · Developer Tools

22,063

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
66
Dependency
Built with
Python 50%
Kotlin 41%
Updated 1 weeks ago
Python
100%
Apache 2.0

ClearML

Automation · Devops

6,865

Auto-magical MLOps platform that tracks experiments, versions data, orchestrates pipelines, and serves models with just two lines of code.

View details
95
Repo Health
79
Technical
68
Dependency
Built with
Python 100%
Updated 1 weeks ago
Python
58%
Other

Sentry

Analytics · Developer Tools · Monitoring

44,778

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 58%
TypeScript 41%
Updated 1 weeks ago
Python
91%
GPL 3.0

Weblate

Developer Tools

6,062

Continuous localization platform that commits translations directly into your version control system with full translator attribution.

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95
Repo Health
86
Technical
68
Dependency
Built with
Python 91%
Updated 1 weeks ago
Java
58%
Apache 2.0

Kestra

Automation · Data Engineering · Devops

28,115

Event-driven orchestration platform for data, AI, and infrastructure workflows — define everything in YAML, run anywhere at scale.

View details
94
Repo Health
81
Technical
72
Dependency
Built with
Java 58%
TypeScript 25%
Vue 15%
Updated 1 weeks ago
Rust
98%
Other

Zed

Code Editors · Collaboration · Developer Tools

90,242

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 1 weeks ago
Python
100%
Apache 2.0

Agno

AI Development · Automation · Devops

42,173

Build, run, and manage agent platforms with a full production stack — SDK, runtime, and control plane included.

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93
Repo Health
87
Technical
66
Dependency
Built with
Python 100%
Updated 1 weeks ago
Rust
67%
MIT

Bun

Developer Tools

95,960

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%
Updated 1 weeks ago
PHP
80%
Apache 2.0

Coolify

Devops · Hosting Control Panel

61,783

Open-source self-hosted PaaS — deploy apps, databases and 280+ services on your own servers with no vendor lock-in

View details
92
Repo Health
86
Technical
71
Dependency
Built with
PHP 80%
Blade 17%
Updated 1 weeks ago
Java
96%
Apache 2.0

Copybara

Developer Tools

3,840

Google's internal tool, open-sourced, for transforming and moving code between repositories — keeping a confidential and public repo in sync, importing external contributions into an authoritative repo, or migrating code once.

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92
Repo Health
72
Technical
0
Dependency
Built with
Java 96%
Updated 1 weeks ago
Python
84%
MIT

LiteLLM

AI Development · Developer Tools

58,741

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 84%
TypeScript 13%
Updated 1 weeks ago
Rust
97%
GPL 3.0

Pake

Developer Tools

61,422

Turn any webpage into a lightweight native desktop app with one command — built on Rust/Tauri instead of Electron, producing installers nearly 20x smaller (typically under 10MB) for macOS, Windows, and Linux.

View details
92
Repo Health
75
Technical
71
Dependency
Built with
Rust 97%
Updated 1 weeks ago
Python
54%
Other

PostHog

Ab Testing Experimentation · Analytics · Developer Tools

39,797

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 54%
TypeScript 36%
Updated 1 weeks ago
Python
63%
BSD 3

Flagsmith

Ab Testing Experimentation · Developer Tools · Devops

6,550

Open-source feature flagging, remote config, and A/B/multivariate testing platform for web, mobile, and server-side apps — self-host or use the hosted SaaS.

View details
91
Repo Health
82
Technical
63
Dependency
Built with
Python 63%
TypeScript 32%
Updated 1 weeks ago
Python
66%
BSD 3

Healthchecks

Devops · Monitoring

10,328

Open-source cron job and background task monitoring that alerts you when your scheduled jobs go silent.

View details
91
Repo Health
85
Technical
79
Dependency
Built with
Python 66%
HTML 20%
Updated 1 weeks ago
Rust
47%
MIT

Svix

Automation · Developer Tools

3,404

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
91
Repo Health
77
Technical
67
Dependency
Built with
Rust 47%
C# 15%
Updated 1 weeks ago
Rust
31%
Other

Windmill

Automation · Developer Tools

17,927

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 31%
TypeScript 23%
Svelte 22%
Updated 1 weeks ago
Python
64%
Other

Keep

Automation · Devops · Monitoring

12,313

The open-source AIOps and alert management platform that unifies 130+ monitoring tools into a single pane of glass with AI-powered correlation, deduplication, and workflow automation.

View details
90
Repo Health
79
Technical
66
Dependency
Built with
Python 64%
TypeScript 36%
Updated 1 weeks ago
Python
61%
Apache 2.0

marimo

Data Engineering · Developer Tools

22,765

A reactive Python notebook that eliminates hidden state, runs reproducibly, and deploys as a web app or script — stored as pure Python, built for the AI era.

View details
90
Repo Health
91
Technical
65
Dependency
Built with
Python 61%
TypeScript 37%
Updated 1 weeks ago
Python
48%
Other

Arize Phoenix

Analytics · Devops · Monitoring

11,463

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 48%
TypeScript 41%
Updated 1 weeks ago
Python
64%
Apache 2.0

Polar

Developer Tools · Ecommerce · Invoicing Finance

10,258

Open source payments infrastructure that turns software into a business — subscriptions, usage-based billing, digital products, and merchant-of-record compliance in one platform.

View details
90
Repo Health
82
Technical
66
Dependency
Built with
Python 64%
TypeScript 29%
Updated 1 weeks ago
Rust
91%
MIT

Wasmer

Developer Tools · Devops

21,026

A fast, secure WebAssembly runtime that runs lightweight containers anywhere — from desktop and cloud to the edge and the browser.

View details
90
Repo Health
89
Technical
89
Dependency
Built with
Rust 91%
Updated 1 weeks ago
Rust
65%
Other

GitButler

AI Development · Developer Tools · Devops

21,660

Git, but better — a modern version control client with stacked branches, parallel workflows, unlimited undo, and first-class support for AI-powered development.

View details
89
Repo Health
84
Technical
66
Dependency
Built with
Rust 65%
TypeScript 21%
Svelte 11%
Updated 1 weeks ago
Rust
97%
Apache 2.0

codex

AI Code Assistants · Developer Tools

124,156

OpenAI's open-source CLI coding agent that reads, edits, and runs code in your terminal using natural language prompts.

View details
89
Repo Health
80
Technical
76
Dependency
Built with
Rust 97%
Updated 1 weeks ago

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