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
94%
BSD 3

skrub

Developer Tools

1,651

Turn messy real-world dataframes into machine learning features — no manual wrangling required.

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87
Repo Health
84
Technical
80
Dependency
Built with
Python 94%
Updated 1 weeks ago
Python
98%
BSD 3

ungoogled-chromium

Browser

27,700

Chromium without Google tracking — privacy-focused, drop-in replacement

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87
Repo Health
71
Technical
0
Dependency
Built with
Python 98%
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
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.

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86
Repo Health
80
Technical
80
Dependency
Built with
Rust 93%
Updated 1 weeks ago
JavaScript
43%
Other

LimeSurvey

Forms Surveys

3,721

The world's most flexible open-source survey platform with 900+ templates, conditional logic, 80+ languages, and full GDPR compliance for any scale.

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86
Repo Health
62
Technical
62
Dependency
Built with
JavaScript 43%
PHP 35%
CSS 12%
Updated 1 weeks ago
Python
92%
Apache 2.0

ART

AI Development

10,718

Give your LLM agents on-the-job training—ART lets you apply GRPO reinforcement learning to any multi-step agentic workflow with minimal code changes.

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85
Repo Health
82
Technical
73
Dependency
Built with
Python 92%
Updated 1 weeks ago
Java
72%
Other

ByteChef

AI Agents · Automation

1,002

Unified open-source platform for AI agent orchestration and workflow automation with 180+ connectors, MCP support, and durable execution.

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85
Repo Health
82
Technical
67
Dependency
Built with
Java 72%
TypeScript 27%
Updated 1 weeks ago
Rust
67%
Other

DefGuard

Authentication · Networking · Security

2,836

Self-hosted secure remote access that unifies WireGuard VPN, identity management, and connection-level MFA in one open-source platform.

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85
Repo Health
82
Technical
72
Dependency
Built with
Rust 67%
TypeScript 31%
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
95%
MIT

MemPalace

AI Agents · AI Development · AI Memory

59,058

Local-first AI memory with verbatim storage, pluggable backends, and 96.6% retrieval recall on LongMemEval — no API key required.

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85
Repo Health
84
Technical
71
Dependency
Built with
Python 95%
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
Python
74%
AGPL 3.0

OpenViking

AI Development · AI Memory · Databases

37,271

An open-source context database that gives AI agents a unified filesystem for memory, resources, and skills with hierarchical tiered retrieval.

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85
Repo Health
75
Technical
65
Dependency
Built with
Python 74%
Rust 13%
Updated 1 weeks ago
Python
98%
MIT

Agent Lightning

AI Development

18,115

A Microsoft-built training framework that optimizes AI agents with reinforcement learning, automatic prompt optimization, or supervised fine-tuning — with near-zero code changes to your existing agent, in any framework.

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84
Repo Health
68
Technical
69
Dependency
Built with
Python 98%
Updated 1 weeks ago
Python
84%
Other

Bugsink

Developer Tools · Monitoring

2,070

Self-hosted error tracking that accepts Sentry SDKs out of the box, so you keep your instrumentation and drop the monthly bill.

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84
Repo Health
80
Technical
71
Dependency
Built with
Python 84%
HTML 15%
Updated 1 weeks ago
HTML
85%
Apache 2.0

Elementary

Analytics · Data Engineering · Monitoring

2,408

The dbt-native data observability CLI that turns your existing dbt tests and metadata into anomaly detection, lineage graphs, and Slack/Teams alerts — no separate platform required.

View details
84
Repo Health
75
Technical
79
Dependency
Built with
HTML 85%
Python 15%
Updated 1 weeks ago
Rust
95%
MIT

Fyrox

Game Development

9,549

A production-ready 2D/3D game engine written in Rust with a built-in scene editor, physics, and hot-reloading game scripts

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84
Repo Health
79
Technical
68
Dependency
Built with
Rust 95%
Updated 1 weeks ago
Rust
89%
Apache 2.0

Graphite

Code Editors · Design Tools

27,236

A free, open source procedural 2D design tool that unifies vector, raster, motion graphics, and generative art in a single node-based nondestructive workflow.

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84
Repo Health
77
Technical
70
Dependency
Built with
Rust 89%
Updated 1 weeks ago
Rust
69%
Apache 2.0

mesh-llm

AI Agents · AI Development

3,406

Mesh LLM pools GPUs and memory across every machine you own into one OpenAI-compatible API, so agents tap distributed compute instead of a single GPU box or a metered cloud bill.

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84
Repo Health
91
Technical
70
Dependency
Built with
Rust 69%
TypeScript 15%
Updated 1 weeks ago
Java
48%
Apache 2.0

ClearFlask

Community · Product Management

451

Open-source feedback management and roadmap tool that lets product teams collect, prioritize, and respond to user input — with AI-powered summarization and full self-hosting control.

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83
Repo Health
73
Technical
62
Dependency
Built with
Java 48%
TypeScript 47%
Updated 2 weeks ago
Python
64%
MIT

Flowfile

Data Engineering

353

Visual ETL that compiles to Polars — build pipelines on a canvas, export as standalone Python, and run anywhere without platform lock-in.

View details
83
Repo Health
81
Technical
66
Dependency
Built with
Python 64%
Vue 18%
TypeScript 16%
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
37%
Other

Hook0

Devops

1,484

Open-source Webhooks-as-a-Service: deliver events to your users with auto-retry, signed payloads, and a real-time subscriber dashboard — all without building the infrastructure yourself.

View details
83
Repo Health
82
Technical
69
Dependency
Built with
Rust 37%
TypeScript 12%
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

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