GetMerged - Find Active Open Source GitHub Repositories That Merge PRs

Find welcoming open source projects looking for contributors. Scored by real PR merge rates, fast reviewer response times, and beginner-friendly maintainers.

Top Welcoming Repositories

elastic/elasticsearch (Java) - C-Rank Tier S (83% merge rate)
Free and Open Source, Distributed, RESTful Search Engine
swiftlang/swift (Swift) - C-Rank Tier S (77% merge rate)
The Swift Programming Language
pyenv/pyenv (Shell) - C-Rank Tier S (86% merge rate)
Simple Python version management
getsentry/sentry (Python) - C-Rank Tier S (82% merge rate)
Developer-first error tracking and performance monitoring
bojieli/ai-agent-book (Python) - C-Rank Tier S (93% merge rate)
《深入理解 AI Agent：设计原理与工程实践》（李博杰著）开源主仓库：全书正文、编译版 PDF 与按章配套代码
PostHog/posthog (Python) - C-Rank Tier S (78% merge rate)
:hedgehog: PostHog is the leading platform for building self-driving products. Our developer tools – AI observability, analytics, session replay, flags, experiments, error tracking, logs, and more – capture all the context agents need to diagnose problems, uncover opportunities, and ship fixes. Steer it all from Slack, web, desktop, or the MCP.
servo/servo (Rust) - C-Rank Tier S (89% merge rate)
Servo aims to empower developers with a lightweight, high-performance alternative for embedding web technologies in applications.
linera-io/linera-protocol (Rust) - C-Rank Tier S (84% merge rate)
Main repository for the Linera protocol
rustfs/rustfs (Rust) - C-Rank Tier S (94% merge rate)
🚀2.3x faster than MinIO for 4KB object payloads. RustFS is an open-source, S3-compatible high-performance object storage system supporting migration and coexistence with other S3-compatible platforms such as MinIO and Ceph.
BabylonJS/Babylon.js (TypeScript) - C-Rank Tier S (90% merge rate)
Babylon.js is a powerful, beautiful, simple, and open game and rendering engine packed into a friendly JavaScript framework.
apache/skywalking (Java) - C-Rank Tier S (90% merge rate)
APM, Application Performance Monitoring System
dataease/dataease (Java) - C-Rank Tier S (96% merge rate)
🔥 人人可用的开源 BI 工具，数据可视化神器。An open-source BI tool alternative to Tableau.
readest/readest (TypeScript) - C-Rank Tier S (96% merge rate)
Readest is a modern, feature-rich ebook reader designed for avid readers offering seamless cross-platform access, powerful tools, and an intuitive interface to elevate your reading experience.
micro/go-micro (Go) - C-Rank Tier S (99% merge rate)
A Go agent harness and service framework
be5invis/Iosevka (JavaScript) - C-Rank Tier S (99% merge rate)
Versatile typeface for code, from code.
floci-io/floci (Java) - C-Rank Tier S (85% merge rate)
Light, fluffy, and always free - The AWS Local Emulator alternative
appium/appium (TypeScript) - C-Rank Tier S (95% merge rate)
Cross-platform automation framework for all kinds of apps, built on top of the W3C WebDriver protocol
gitbutlerapp/gitbutler (Rust) - C-Rank Tier S (86% merge rate)
The GitButler version control client, backed by Git, powered by Tauri/Rust/Svelte
elastic/kibana (TypeScript) - C-Rank Tier S (80% merge rate)
Your window into all of your data
apache/shardingsphere (Java) - C-Rank Tier S (91% merge rate)
Empowering Data Intelligence with Distributed SQL for Sharding, Scalability, and Security Across All Databases.
modelscope/FunASR (Python) - C-Rank Tier S (97% merge rate)
Open-source speech recognition toolkit for training, inference, streaming ASR, VAD, punctuation, speaker diarization pipelines, and OpenAI-compatible/MCP serving.
teng-lin/notebooklm-py (Python) - C-Rank Tier S (92% merge rate)
Unofficial Python API and agentic skill for Google Gemini Notebook. Full programmatic access to NotebookLM's features—including capabilities the web UI doesn't expose—via Python, CLI, and AI agents like Claude Code, Codex, and OpenClaw.
t8y2/dbx (Rust) - C-Rank Tier S (89% merge rate)
20 MB lightweight cross-platform database client for 90+ databases, including MySQL, PostgreSQL, SQLite, Redis, MongoDB, DuckDB, SQL Server, and Dameng. Built-in AI, MCP Server, CLI, desktop and Docker. | 轻量级跨平台数据库管理工具，支持 MySQL、PostgreSQL、SQLite、Redis、MongoDB、达梦等 90+ 数据库，提供桌面端、Docker、CLI、内置 AI 助手和 MCP Server。
apple/foundationdb (C++) - C-Rank Tier S (85% merge rate)
FoundationDB - the open source, distributed, transactional key-value store
playcanvas/engine (JavaScript) - C-Rank Tier S (91% merge rate)
Powerful web graphics runtime built on WebGL, WebGPU, WebXR and glTF
MemoriLabs/Memori (Python) - C-Rank Tier S (84% merge rate)
Memori is agent-native memory infrastructure. A LLM-agnostic layer that turns agent execution and conversation into structured, persistent state for production systems. Built for enterprise, Memori works with the data infrastructure you already run, no rip-and-replace, and deploys across managed cloud, single-tenant cloud, VPC, and on-premises.
iamgio/quarkdown (Kotlin) - C-Rank Tier S (93% merge rate)
🪐 Markdown with superpowers: from ideas to papers, presentations, websites, books, and knowledge bases.
botpress/botpress (TypeScript) - C-Rank Tier S (85% merge rate)
The open-source hub to build & deploy GPT/LLM Agents ⚡️
moonD4rk/HackBrowserData (Go) - C-Rank Tier S (96% merge rate)
Extract and decrypt browser data, supporting multiple data types, runnable on various operating systems (macOS, Windows, Linux).
itzg/docker-minecraft-server (Shell) - C-Rank Tier S (88% merge rate)
Docker image that provides a Minecraft Server for Java Edition that automatically installs/upgrades versions, modloaders, modpacks and more at startup

Explore Open Doors by Category

Explore All 100,306 Repositories

elasticsearch

elastic/elasticsearch

S•Elite

77.9k·Java

Free and Open Source, Distributed, RESTful Search Engine

#elasticsearch#java#search-engine

The Swift Programming Language

Simple Python version management

Developer-first error tracking and performance monitoring

#crash-reporting#crash-reports#csp-report

bojieli/ai-agent-book

S•Elite

43.5k·Python

《深入理解 AI Agent：设计原理与工程实践》（李博杰著）开源主仓库：全书正文、编译版 PDF 与按章配套代码

#agent#agent-memory#ai-agent

:hedgehog: PostHog is the leading platform for building self-driving products. Our developer tools – AI observability, analytics, session replay, flags, experiments, error tracking, logs, and more – capture all the context agents need to diagnose problems, uncover opportunities, and ship fixes. Steer it all from Slack, web, desktop, or the MCP.

#ab-testing#ai-analytics#analytics