Directory

All Open Source Apps

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

745 apps
Updated continuously
Go
83%
Apache 2.0

Authelia

Authentication · Security

29,110

OpenID Certified SSO and MFA portal for securing self-hosted web applications behind reverse proxies.

View details
91
Repo Health
81
Technical
75
Dependency
Built with
Go 83%
TypeScript 15%
Updated yesterday
Python
79%
Apache 2.0

changedetection.io

Monitoring

34,605

Self-hosted website change detection with AI-powered smart alerts, browser automation, price tracking, and 85+ notification channels.

View details
91
Repo Health
80
Technical
68
Dependency
Built with
Python 79%
Updated 3 days ago
Go
75%
AGPL 3.0

Coder

Code Editors · Developer Tools · Devops

16,729

Self-hosted cloud development environments and AI coding agents — defined in Terraform, connected via WireGuard, automatically shut down when idle.

View details
91
Repo Health
90
Technical
65
Dependency
Built with
Go 75%
TypeScript 23%
Updated today
Python
70%
Apache 2.0

GPT Researcher

AI Assistants · Productivity

29,650

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.

View details
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

32,888

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

View details
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.

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

memos

Note Taking

63,382

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

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

Navidrome

File Storage

23,855

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

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

NetBird

Security

29,568

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.

View details
91
Repo Health
82
Technical
66
Dependency
Built with
Go 95%
Updated 2 days ago
Go
99%
Apache 2.0

Okteto

Developer Tools · Devops

3,549

Develop applications directly inside your Kubernetes cluster with real-time file sync and instant hot-reload — no more docker build/redeploy cycles.

View details
91
Repo Health
79
Technical
68
Dependency
Built with
Go 99%
Updated today
Python
37%
Other

Open WebUI

AI Agents · AI Assistants

153,390

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

View details
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

46,108

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

View details
91
Repo Health
88
Technical
67
Dependency
Built with
Python 63%
TypeScript 28%
Updated today
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.

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

QuestDB

Analytics · Databases

17,360

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.

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

SillyTavern

AI Assistants

33,853

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.

View details
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.

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

Uptime Kuma

Monitoring

91,888

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
62
Dependency
Built with
JavaScript 56%
Vue 41%
Updated today
Go
97%
BSD 3

Weaviate

Databases · Search

16,854

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
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.

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

Apache Answer

Community

15,683

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
Go
74%
Other

Flipt

Developer Tools · Devops

4,911

Git-native feature flag platform that stores, versions, and deploys feature toggles directly in your own Git repositories with no external database required.

View details
90
Repo Health
83
Technical
69
Dependency
Built with
Go 74%
TypeScript 25%
Updated today

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