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
97%
Apache 2.0

Docker (Moby)

Developer Tools · Devops

72,143

The open-source container engine at the heart of Docker — a modular toolkit of runtime, build, and networking components for assembling container-based systems.

View details
98
Repo Health
86
Technical
69
Dependency
Built with
Go 97%
Updated yesterday
JavaScript
98%
Apache 2.0

Parse Server

Databases · Developer Tools

21,405

Self-hosted Backend-as-a-Service for Node.js with REST, GraphQL, real-time Live Query, cloud code, and pluggable adapters for any infrastructure.

View details
98
Repo Health
81
Technical
77
Dependency
Built with
JavaScript 98%
Updated yesterday
JavaScript
93%
Apache 2.0

swagger-ui

Developer Tools

29,026

Transform OpenAPI specifications into interactive, browser-based API documentation that developers and consumers can explore and test live.

View details
97
Repo Health
83
Technical
65
Dependency
Built with
JavaScript 93%
Updated 3 days ago
Go
98%
Other

Tyk API Gateway

Developer Tools · Devops

10,838

Cloud-native, high-performance open-source API gateway for REST, GraphQL, gRPC, and TCP — built in Go since 2014 with no feature lockout.

View details
96
Repo Health
78
Technical
66
Dependency
Built with
Go 98%
Updated 3 days ago
Python
47%
Other

Airbyte

Data Engineering · Developer Tools

22,143

Open-source ELT platform with 600+ connectors for moving data from any source to warehouses, lakes, and AI agents.

View details
95
Repo Health
80
Technical
67
Dependency
Built with
Python 47%
Kotlin 43%
Updated today
Python
57%
Other

Sentry

Analytics · Developer Tools · Monitoring

44,862

Developer-first error tracking and performance monitoring platform with AI-powered root-cause analysis across 20+ languages and frameworks.

View details
95
Repo Health
80
Technical
69
Dependency
Built with
Python 57%
TypeScript 41%
Updated today
Python
91%
GPL 3.0

Weblate

Developer Tools

6,094

Continuous localization platform that commits translations directly into your version control system with full translator attribution.

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95
Repo Health
86
Technical
67
Dependency
Built with
Python 91%
Updated today
PHP
93%
BSD 3

Appwrite

Authentication · Databases · Developer Tools

57,496

Open-source backend platform with Auth, Databases, Storage, Functions, Messaging, Realtime, and Sites — deploy via Docker or use Appwrite Cloud.

View details
94
Repo Health
81
Technical
65
Dependency
Built with
PHP 93%
Updated yesterday
JavaScript
65%
Other

GDevelop

Design Tools · Developer Tools · Game Development

26,937

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 65%
C++ 23%
TypeScript 11%
Updated today
Go
83%
MIT

Gitea

Developer Tools · Devops · Project Management

58,194

Self-hosted DevOps in a single Go binary — Git hosting, GitHub Actions-compatible CI/CD, and 30+ package registries without any SaaS dependency.

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93
Repo Health
79
Technical
64
Dependency
Built with
Go 83%
Updated today
Java
96%
Apache 2.0

Copybara

Developer Tools

3,858

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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92
Repo Health
72
Technical
0
Dependency
Built with
Java 96%
Updated today
Python
82%
MIT

LiteLLM

AI Development · Developer Tools

59,745

Open source AI gateway and Python SDK that gives you one OpenAI-compatible interface to call 100+ LLM providers, with built-in routing, cost tracking, guardrails, and virtual keys.

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92
Repo Health
81
Technical
69
Dependency
Built with
Python 82%
TypeScript 12%
Updated today
Python
55%
Other

PostHog

Ab Testing Experimentation · Analytics · Developer Tools

39,975

The all-in-one open source product platform combining analytics, session replay, feature flags, error tracking, AI observability, and a built-in data warehouse in a single self-hostable stack.

View details
92
Repo Health
80
Technical
65
Dependency
Built with
Python 55%
TypeScript 36%
Updated today
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.

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91
Repo Health
90
Technical
65
Dependency
Built with
Go 75%
TypeScript 23%
Updated today
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.

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91
Repo Health
79
Technical
68
Dependency
Built with
Go 99%
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
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
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
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
Go
69%
MIT

Ollama

AI Development · Developer Tools

181,830

Run Llama, Gemma, DeepSeek, and other open LLMs on your own machine with one command and an OpenAI-compatible API.

View details
90
Repo Health
85
Technical
67
Dependency
Built with
Go 69%
C 22%
Updated yesterday
Python
65%
Apache 2.0

Polar

Developer Tools · Ecommerce · Invoicing Finance

10,293

Open source payments infrastructure that turns software into a business — subscriptions, usage-based billing, digital products, and merchant-of-record compliance in one platform.

View details
90
Repo Health
82
Technical
66
Dependency
Built with
Python 65%
TypeScript 28%
Updated today
Go
72%
Other

Convoy

Developer Tools · Devops

2,876

Convoy is an open-source, cloud-native webhooks gateway that ingests events over HTTP or straight from Kafka, SQS, Google Pub/Sub, and RabbitMQ, then reliably delivers them to subscriber endpoints with signed payloads, automatic retries, circuit breaking, and JavaScript-based transformations.

View details
89
Repo Health
81
Technical
65
Dependency
Built with
Go 72%
TypeScript 15%
HTML 12%
Updated yesterday

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