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
JavaScript
83%
Other

Countly

Analytics · Marketing

5,902

Privacy-first, self-hosted analytics and customer engagement platform with full data ownership, GDPR compliance, and AI-powered insights across mobile, web, desktop, and IoT.

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96
Repo Health
82
Technical
65
Dependency
Built with
JavaScript 83%
Updated 1 weeks ago
JavaScript
64%
Other

GDevelop

Design Tools · Developer Tools · Game Development

26,529

No-code, open-source game engine for building 2D, 3D and multiplayer games — publish to iOS, Android, Steam and the web.

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93
Repo Health
82
Technical
61
Dependency
Built with
JavaScript 64%
C++ 23%
TypeScript 12%
Updated 1 weeks ago
JavaScript
99%
Other

ChartBrew

Analytics · Databases

4,058

Open-source reporting platform to build live dashboards from SQL, NoSQL, APIs, and SaaS tools with an AI assistant that creates charts from natural language.

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90
Repo Health
83
Technical
64
Dependency
Built with
JavaScript 99%
Updated 1 weeks ago
JavaScript
98%
Apache 2.0

drawio-desktop

Design Tools · Productivity

63,113

The offline-first diagram editor that puts security above all else — no account, no data leaving your machine, no compromises.

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89
Repo Health
63
Technical
76
Dependency
Built with
JavaScript 98%
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
JavaScript
92%
Other

OpenSign

Digital Signiture

6,992

Self-host a full-featured DocuSign alternative with unlimited e-signatures, multi-signer workflows, and cryptographic PDF signing.

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81
Repo Health
61
Technical
70
Dependency
Built with
JavaScript 92%
Updated 1 months ago
JavaScript
55%
Other

Lokus

Knowledge Management · Note Taking

794

Local-first note-taking with graph view, canvas & AI plugins—your Markdown files, zero telemetry, blazing-fast Rust performance.

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76
Repo Health
75
Technical
65
Dependency
Built with
JavaScript 55%
HTML 21%
Rust 12%
Updated 4 weeks ago
JavaScript
65%
Apache 2.0

peerd

AI Agents

408

The first AI agent harness native to the browser — a Chrome/Firefox extension that drives your tabs, spins up sandboxed compute (JS notebooks, WASM Linux VMs), and shares what it builds peer-to-peer, with no backend, no telemetry, and BYOK.

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76
Repo Health
70
Technical
0
Dependency
Built with
JavaScript 65%
TypeScript 32%
Updated 2 weeks ago
JavaScript
90%
Other

CodeSandbox

Code Editors · Developer Tools

13,641

Instantly ready browser-based IDE that runs full npm dependency resolution and transpilation entirely client-side, with no server needed.

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70
Repo Health
76
Technical
62
Dependency
Built with
JavaScript 90%
Updated 2 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
JavaScript
100%
Other

Automatisch

Automation · No Code Platforms

13,969

Self-hosted, no-code workflow automation that keeps your data on your own servers—a privacy-first alternative to Zapier with 90+ integrations.

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49
Repo Health
78
Technical
63
Dependency
Built with
JavaScript 100%
Updated 7 months ago
JavaScript
98%
Other

Markdrop

Note Taking

361

Visual drag-and-drop markdown editor with GitHub-specific blocks, cloud sync, and offline PWA support

View details
37
Repo Health
57
Technical
69
Dependency
Built with
JavaScript 98%
Updated 6 months ago

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