Directory

All Open Source Apps

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

746 apps
Updated continuously
Rust
90%
Apache 2.0

Qdrant

AI Development · Databases · Search

34,564

Open-source vector database and search engine built in Rust for production-grade AI applications — from semantic search to RAG pipelines and recommendation systems.

View details
92
Repo Health
87
Technical
65
Dependency
Built with
Rust 90%
Updated 1 weeks ago
Rust
40%
Apache 2.0

LanceDB

AI Development · Databases

11,423

Open-source, embedded vector database built on the Lance columnar format for fast multimodal search across billions of vectors, backed by Y Combinator (W23).

View details
90
Repo Health
86
Technical
72
Dependency
Built with
Rust 40%
HTML 26%
Python 25%
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
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.

View details
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.

View details
87
Repo Health
81
Technical
65
Dependency
Built with
Rust 71%
TypeScript 25%
Updated 1 weeks ago
Rust
93%
Apache 2.0

helix-db

Databases

5,904

A graph-vector database built from scratch in Rust that unifies graph traversal, vector search, key-value, and relational storage into a single platform for AI applications.

View details
86
Repo Health
80
Technical
80
Dependency
Built with
Rust 93%
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.

View details
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.

View details
83
Repo Health
84
Technical
73
Dependency
Built with
Rust 95%
Updated 1 weeks ago
Rust
96%
Apache 2.0

InfluxDB

Analytics · Databases

31,740

Open-source time-series database built for real-time ingest, fast SQL queries, and embedded Python automation — powered by Apache Arrow and Parquet.

View details
83
Repo Health
76
Technical
72
Dependency
Built with
Rust 96%
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.

View details
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.

View details
83
Repo Health
79
Technical
72
Dependency
Built with
Rust 95%
Updated 1 weeks ago
Rust
92%
Apache 2.0

Murr

Databases

110

A RocksDB-based NVMe/S3 cache purpose-built for AI inference workloads — a faster Redis replacement optimized for batch, low-latency, zero-copy reads and writes between data pipelines and inference apps.

View details
66
Repo Health
72
Technical
76
Dependency
Built with
Rust 92%
Updated 1 weeks 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