Directory

All Open Source Apps

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

746 apps
Updated continuously
JavaScript
93%
Apache 2.0

swagger-ui

Developer Tools

29,010

Transform OpenAPI specifications into interactive, browser-based API documentation that developers and consumers can explore and test live.

View details
98
Repo Health
83
Technical
65
Dependency
Built with
JavaScript 93%
Updated 1 weeks ago
JavaScript
98%
Apache 2.0

Parse Server

Databases · Developer Tools

21,412

Self-hosted Backend-as-a-Service for Node.js with REST, GraphQL, real-time Live Query, cloud code, and pluggable adapters for any infrastructure.

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97
Repo Health
81
Technical
78
Dependency
Built with
JavaScript 98%
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
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.

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90
Repo Health
91
Technical
65
Dependency
Built with
Python 61%
TypeScript 37%
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.

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90
Repo Health
82
Technical
66
Dependency
Built with
Python 64%
TypeScript 29%
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.

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89
Repo Health
80
Technical
76
Dependency
Built with
Rust 97%
Updated 1 weeks ago
Rust
65%
Apache 2.0

agentgateway

AI Development · Developer Tools · Mcp

4,851

An open source AI-native proxy that secures, observes, and governs agent-to-LLM, agent-to-tool, and agent-to-agent communication through MCP, A2A, and unified LLM routing.

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88
Repo Health
82
Technical
70
Dependency
Built with
Rust 65%
Go 23%
Updated 1 weeks ago
Rust
77%
Apache 2.0

SlateDB

Databases · Developer Tools

3,409

Embedded KV store built on object storage with zero replication cost

View details
88
Repo Health
73
Technical
73
Dependency
Built with
Rust 77%
Updated 1 weeks ago
Rust
71%
Apache 2.0

Rivet

AI Agents · Developer Tools

6,135

Stateful actors as a primitive for AI agents, real-time collaboration, and durable execution — with in-memory state, WebSockets, queues, and scheduling built in.

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87
Repo Health
81
Technical
65
Dependency
Built with
Rust 71%
TypeScript 25%
Updated 1 weeks ago
Java
96%
Apache 2.0

XPipe

Developer Tools · Devops · Networking

14,532

A local desktop hub that unifies SSH, Docker, Kubernetes, VMs, and remote desktops into one interface — no agents, no remote setup.

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87
Repo Health
78
Technical
0
Dependency
Built with
Java 96%
Updated 1 weeks ago
Python
81%
Apache 2.0

headroom

AI Development · Developer Tools

72,163

Compress everything your AI agent reads — tool outputs, logs, RAG chunks, and files — before it reaches the LLM, achieving 60–95% fewer tokens with the same answers.

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85
Repo Health
86
Technical
69
Dependency
Built with
Python 81%
Rust 13%
Updated 1 weeks ago
Python
38%
Apache 2.0

OpenSandbox

Developer Tools · Security

15,290

Secure, fast, and extensible sandbox runtime for AI agents with multi-language SDKs and Docker/Kubernetes runtimes.

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85
Repo Health
81
Technical
72
Dependency
Built with
Python 38%
Go 37%
Updated 1 weeks ago
Rust
83%
Apache 2.0

OpenShell

AI Agents · Developer Tools

8,607

The safe, private runtime that lets autonomous AI agents operate in sandboxed environments governed by declarative YAML policies — blocking data exfiltration, credential leaks, and unauthorized network activity before they happen.

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85
Repo Health
81
Technical
68
Dependency
Built with
Rust 83%
Updated 1 weeks ago
Rust
95%
Apache 2.0

herdr

AI Agents · Developer Tools

38,540

A terminal-native agent multiplexer that runs Claude, Codex, Gemini, and other coding agents side by side in real, persistent panes you can detach from and reattach to from anywhere.

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83
Repo Health
84
Technical
73
Dependency
Built with
Rust 95%
Updated 1 weeks ago
Python
85%
Apache 2.0

knowhere

AI Development · AI Memory · Developer Tools

3,298

Transform messy, unstructured documents into persistent, navigable memory that AI agents can actually use.

View details
83
Repo Health
75
Technical
69
Dependency
Built with
Python 85%
HTML 14%
Updated 1 weeks ago
Rust
83%
Apache 2.0

liteparse

Developer Tools

12,306

A fast, lightweight, open-source document parser that extracts spatial text, bounding boxes, and Markdown from PDFs and Office files — entirely on your machine.

View details
83
Repo Health
80
Technical
74
Dependency
Built with
Rust 83%
Updated 1 weeks ago
Rust
47%
Apache 2.0

magika

Developer Tools · Security

18,595

AI-powered file type detection that identifies 200+ content types with ~99% accuracy in milliseconds using a compact deep learning model.

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83
Repo Health
85
Technical
73
Dependency
Built with
Rust 47%
Python 23%
TypeScript 12%
Updated 1 weeks ago
Rust
95%
Apache 2.0

obscura

AI Agents · Developer Tools

27,100

A lightweight, stealthy headless browser written in Rust — drop-in compatible with Puppeteer and Playwright, built for AI agents and web scraping at scale.

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83
Repo Health
79
Technical
72
Dependency
Built with
Rust 95%
Updated 1 weeks ago
Python
59%
Apache 2.0

otari

AI Development · Developer Tools

461

A self-hosted, OpenAI-compatible LLM gateway that puts one endpoint in front of 40+ providers, with virtual API keys, per-user budgets enforced before spend, and full usage tracking.

View details
82
Repo Health
88
Technical
77
Dependency
Built with
Python 59%
TypeScript 39%
Updated 1 weeks ago
JavaScript
45%
Apache 2.0

WebVM

Developer Tools

17,395

Run a full Linux virtual machine entirely in your browser using WebAssembly — no server required.

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65
Repo Health
67
Technical
0
Dependency
Built with
JavaScript 45%
Svelte 43%
Updated 4 weeks 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
82%
Apache 2.0

codeindex

Developer Tools

272

A temporal code knowledge graph with blast-radius impact scoring, semantic symbol search, and git-history-aware dependency analysis for AI-assisted development — zero required runtime dependencies, SQLite-backed.

View details
44
Repo Health
73
Technical
0
Dependency
Built with
Python 82%
HTML 18%
Updated 3 months ago

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