Directory

All Open Source Apps

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

746 apps
Updated continuously
Java
96%
Apache 2.0

Copybara

Developer Tools

3,857

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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91
Repo Health
72
Technical
0
Dependency
Built with
Java 96%
Updated 3 days ago
Python
70%
Apache 2.0

GPT Researcher

AI Assistants · Productivity

29,649

The pioneering open-source autonomous AI agent that conducts deep, multi-source research and produces citation-backed reports exceeding 2,000 words — faster and more reliably than any human researcher.

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91
Repo Health
91
Technical
63
Dependency
Built with
Python 70%
TypeScript 18%
Updated 2 days ago
JavaScript
99%
GPL 3.0

homepage

Monitoring · Productivity

32,887

A fast, fully static, and secure self-hosted startpage with Docker service discovery and integrations for over 160 services.

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91
Repo Health
86
Technical
71
Dependency
Built with
JavaScript 99%
Updated today
Go
97%
Apache 2.0

kopia

File Storage

14,209

Fast, encrypted, deduplicated backups to any cloud or local storage with full client-side control.

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91
Repo Health
83
Technical
68
Dependency
Built with
Go 97%
Updated yesterday
Go
51%
MIT

memos

Note Taking

63,381

Open-source, self-hosted note-taking built for quick capture — Markdown-native, lightweight, and fully yours.

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91
Repo Health
78
Technical
65
Dependency
Built with
Go 51%
TypeScript 48%
Updated yesterday
Go
82%
GPL 3.0

Navidrome

File Storage

23,854

Run your own personal Spotify — stream your entire music collection from any device, anywhere, forever.

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91
Repo Health
81
Technical
69
Dependency
Built with
Go 82%
JavaScript 15%
Updated today
Go
95%
Other

NetBird

Security

29,565

Replace your VPN with a zero-trust WireGuard overlay network that auto-connects devices, enforces SSO and posture checks, and deploys in under 5 minutes.

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91
Repo Health
82
Technical
66
Dependency
Built with
Go 95%
Updated 2 days ago
Python
37%
Other

Open WebUI

AI Agents · AI Assistants

153,382

The extensible, privacy-first AI platform that runs Ollama, OpenAI, and any LLM backend behind a polished, feature-packed web interface.

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91
Repo Health
75
Technical
66
Dependency
Built with
Python 37%
Svelte 34%
JavaScript 21%
Updated today
Python
63%
GPL 3.0

Paperless-ngx

Bookmarks Archiving

46,107

Turn your paper pile into a searchable digital archive with OCR, AI classification, and automated workflows — all running on your own server.

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91
Repo Health
88
Technical
67
Dependency
Built with
Python 63%
TypeScript 28%
Updated today
PHP
69%
AGPL 3.0

Pixelfed

Social Media

7,105

A decentralized, self-hosted photo sharing platform built on ActivityPub for the open Fediverse.

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91
Repo Health
68
Technical
65
Dependency
Built with
PHP 69%
Vue 22%
Updated yesterday
Go
90%
AGPL 3.0

Pyroscope

Developer Tools · Devops · Monitoring

11,678

An open-source, horizontally scalable continuous profiling platform that pinpoints CPU, memory, and I/O bottlenecks down to the exact line of code, built by Grafana Labs alongside Loki, Tempo, and Mimir.

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91
Repo Health
89
Technical
65
Dependency
Built with
Go 90%
Updated 3 days ago
Java
93%
Apache 2.0

QuestDB

Analytics · Databases

17,359

A high-performance, open-source time-series database built for financial market data, IoT telemetry, and real-time analytics, combining a zero-GC Java/C++ core with SIMD-accelerated SQL and a WAL-to-Parquet storage engine.

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91
Repo Health
86
Technical
67
Dependency
Built with
Java 93%
Updated today
JavaScript
86%
AGPL 3.0

SillyTavern

AI Assistants

33,851

The power-user LLM frontend that unifies dozens of AI backends with a rich scripting engine, immersive Visual Novel mode, and a thriving extension ecosystem.

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91
Repo Health
71
Technical
67
Dependency
Built with
JavaScript 86%
Updated 5 days ago
Go
58%
AGPL 3.0

Unkey

Developer Tools

5,450

An open-source developer platform for API infrastructure — issue and verify API keys, enforce global rate limits, route traffic through a gateway, and get per-key analytics and audit logs.

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91
Repo Health
70
Technical
68
Dependency
Built with
Go 58%
TypeScript 41%
Updated yesterday
JavaScript
56%
MIT

Uptime Kuma

Monitoring

91,883

Self-hosted monitoring for every service you run — 23 monitor types, 95 notification channels, live dashboards, and public status pages with no vendor lock-in.

View details
91
Repo Health
81
Technical
63
Dependency
Built with
JavaScript 56%
Vue 41%
Updated today
Go
97%
BSD 3

Weaviate

Databases · Search

16,853

Open-source vector database combining semantic search, hybrid queries, RAG, and image search in a single cloud-native system built for production scale.

View details
91
Repo Health
85
Technical
67
Dependency
Built with
Go 97%
Updated today
Rust
32%
Other

Windmill

Automation · Developer Tools

18,042

Turn scripts into webhooks, workflows, and auto-generated UIs — the fastest self-hostable workflow engine, 13x faster than Airflow.

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91
Repo Health
82
Technical
65
Dependency
Built with
Rust 32%
TypeScript 24%
Svelte 22%
Updated today
Go
75%
AGPL 3.0

ZITADEL

Authentication

15,118

Open-source, API-first identity platform delivering multi-tenancy, Passkeys, OIDC, SAML, and SCIM without vendor lock-in.

View details
91
Repo Health
81
Technical
65
Dependency
Built with
Go 75%
TypeScript 12%
Updated 3 days ago
Go
73%
GPL 3.0

1Panel

Devops · Hosting Control Panel · Monitoring

37,043

The only open-source VPS control panel with native AI agent runtime — deploy websites, Docker stacks, and local LLMs from one web interface.

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90
Repo Health
76
Technical
67
Dependency
Built with
Go 73%
Vue 27%
Updated 4 days ago
JavaScript
95%
MIT

AnythingLLM

AI Assistants · Automation · Developer Tools

66,533

The all-in-one AI platform for private document chat, no-code agents, and local LLMs with zero setup friction.

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90
Repo Health
78
Technical
64
Dependency
Built with
JavaScript 95%
Updated 2 days ago
Go
61%
Apache 2.0

Apache Answer

Community

15,682

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

View details
90
Repo Health
78
Technical
68
Dependency
Built with
Go 61%
TypeScript 36%
Updated 6 days ago
JavaScript
99%
Other

ChartBrew

Analytics · Databases

4,063

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.

View details
90
Repo Health
83
Technical
64
Dependency
Built with
JavaScript 99%
Updated 4 days ago
Go
80%
Apache 2.0

Dolt

Data Engineering · Databases · Developer Tools

24,532

The SQL database you can branch, merge, diff, and clone — Git for your data, MySQL-compatible and ready for multi-agent AI workflows.

View details
90
Repo Health
9
Technical
65
Dependency
Built with
Go 80%
Shell 19%
Updated 3 days ago
Python
63%
BSD 3

Flagsmith

Ab Testing Experimentation · Developer Tools · Devops

6,577

Open-source feature flagging, remote config, and A/B/multivariate testing platform for web, mobile, and server-side apps — self-host or use the hosted SaaS.

View details
90
Repo Health
82
Technical
63
Dependency
Built with
Python 63%
TypeScript 31%
Updated 2 days ago

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