Directory

All Open Source Apps

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

746 apps
Updated continuously
Go
63%
Apache 2.0

OSV.dev

Security

2,924

Google's open-source vulnerability database that maps CVEs to exact package versions across 50+ ecosystems with a public API and data dumps.

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87
Repo Health
82
Technical
66
Dependency
Built with
Go 63%
Python 25%
Updated 1 weeks ago
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
Go
62%
MIT

hoop

Monitoring · Security

810

A wire-protocol gateway that enforces data masking, command blocking, approval workflows, and full session recording for engineers and AI agents accessing production infrastructure.

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86
Repo Health
80
Technical
64
Dependency
Built with
Go 62%
Clojure 19%
JavaScript 11%
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
Go
57%
Other

Multica

AI Assistants · AI Development

49,852

Turn coding agents into real teammates — assign issues, track progress, and compound reusable skills across a vendor-neutral, self-hosted platform.

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86
Repo Health
83
Technical
67
Dependency
Built with
Go 57%
TypeScript 38%
Updated 1 weeks ago
Go
69%
AGPL 3.0

Vikunja

Project Management

5,395

Self-hosted task management with natural-language quick-add, multiple views, and a fully documented REST API — your tasks, your infrastructure, zero lock-in.

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86
Repo Health
81
Technical
68
Dependency
Built with
Go 69%
TypeScript 20%
Vue 10%
Updated 1 weeks ago
Go
60%
Apache 2.0

Apache Answer

Community

15,679

Open-source Q&A platform for communities, help centers, and knowledge bases with AI assistant and plugin extensibility

View details
85
Repo Health
78
Technical
68
Dependency
Built with
Go 60%
TypeScript 36%
Updated 2 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
Go
83%
AGPL 3.0

Beta9

AI Development · Automation · Data Engineering

1,777

Run AI workloads at scale with a Pythonic serverless runtime that handles GPU inference, background jobs, and sandboxes with zero infrastructure overhead.

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85
Repo Health
78
Technical
66
Dependency
Built with
Go 83%
Python 16%
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
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
Go
50%
Apache 2.0

opencloud

File Storage

5,968

Open source file management and collaboration platform that keeps your data under your control, no database required.

View details
85
Repo Health
80
Technical
68
Dependency
Built with
Go 50%
Gherkin 34%
PHP 12%
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
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
Go
49%
Other

Cosmos-Server

Authentication · Security

6,156

All-in-one self-hosted home server with SmartShield anti-DDoS, Nebula mesh VPN, automatic HTTPS, and a 250-app marketplace — all secured behind a unified auth layer.

View details
84
Repo Health
59
Technical
64
Dependency
Built with
Go 49%
JavaScript 48%
Updated 3 weeks ago
Go
86%
Apache 2.0

Uncloud

Devops

5,491

Deploy and scale containerised apps across any servers without Kubernetes or Swarm overhead

View details
84
Repo Health
78
Technical
67
Dependency
Built with
Go 86%
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.

View details
83
Repo Health
73
Technical
62
Dependency
Built with
Java 48%
TypeScript 47%
Updated 2 weeks ago
Go
33%
Apache 2.0

CubeSandbox

AI Agents · Developer Tools · Security

12,344

Instant, concurrent, hardware-isolated MicroVM sandboxes for AI agents — E2B-API compatible, sub-60ms cold starts, and a built-in zero-trust egress proxy, all self-hostable at scale.

View details
83
Repo Health
88
Technical
63
Dependency
Built with
Go 33%
Rust 26%
C 23%
Updated 1 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

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