Awesome First Pull Request Opportunities 
Inspired by First Timers Only blog post.
If you are a maintainer of open-source projects, add the label first-timers-only (or similar) to your project and list it here so that people can find it.
If you are not a programmer but would like to contribute, check out the Awesome for non-programmers list.
If you would like to be guided through how to contribute to a repository on GitHub, check out the First Contributions repository.
[!TIP]
All links open in the same tab. If you want to open in a new tab, use Ctrl + Click (Windows/Linux) or Cmd + Click (Mac).
Table of Contents:
|
Languages |
| Misc |
.NET |
| A |
Angular, Ansible |
| C |
C, C#, C++, Clojure, CSS |
| D |
Dart |
| E |
Elixir, Elm |
| G |
Go |
| H |
Haskell |
| J |
Java, JavaScript, Javascript, JSON, Julia |
| K |
Kotlin |
| M |
Markdown, MLOps |
| P |
Perl, PHP, Pug, Python |
| R |
Ruby, Rust |
| S |
Scala, Smalltalk, Swift |
| T |
TypeScript, Typescript |
.NET
- Legerity (label: good first issue)
A framework for speeding up the development of automated UI tests for Windows, Android, iOS, and Web with Appium/Selenium on .NET.
- MvvmCross (label: first-timers-only)
The .NET MVVM framework for cross-platform solutions, including Xamarin.iOS, Xamarin.Android, Windows and Mac.
Angular
- Oppia (label: good first issue)
Oppia is an open-source project whose aim is to empower learners across the globe by providing access to high-quality, engaging education. We envision a society in which access to high-quality education is a human right rather than a privilege.
Ansible
- Exosphere (label: Good First Issue)
Exosphere is a user-friendly client interface for OpenStack-based cloud systems.
C
- Julia (label: good first issue)
The Julia Programming Language - A high-level, high-performance dynamic language for technical computing.
- Profanity (label: good first issue)
Ncurses XMPP chat client.
C#
- Cake (label: Good-first-issue)
Cake (C# Make) is a free and open source cross-platform build automation system with a C# DSL for tasks such as compiling code, copying files and folders, running unit tests, compressing files and building NuGet packages.
- osu! (label: good first issue)
Music game. Rhythm is just a click away!
- Spectre.Console (label: good first issue)
A .NET library that makes it easier to create beautiful console applications.
- Uno Platform (label: good first issue)
OSS project for creating pixel-perfect, single-source C# and XAML apps which run natively on iOS, Android, macOS, Linux and Web via WebAssembly.
C++
- electron (label: good first issue)
Build cross platform desktop apps with JavaScript, HTML, and CSS
- F3D (label: good first issue)
Fast and minimalist 3D viewer.
- Godot Engine (label: good first issue)
2D and 3D cross-platform game engine. Also has C# and Python code.
- Julia (label: good first issue)
The Julia Programming Language - A high-level, high-performance dynamic language for technical computing.
- MiniOB (label: good first issue)
MiniOB is a compact database that assists developers in understanding the fundamental workings of a database(main language is Chinese).
- MoveIt (label: good first issue)
Easy-to-use open source robotics manipulation platform for developing commercial applications, prototyping designs, and benchmarking algorithms.
- projectM (label: good first issue)
A music visualizer library using OpenGL and GLSL. Has applications using Qt5, SDL, emscripten, iTunes, Kodi.
- Roc Toolkit (label: help-wanted)
A toolkit for real-time audio streaming over the network.
- tensorflow (label: stat:contributions-welcome)
Computation using data flow graphs for scalable machine learning
- Yugabyte DB (label: good first issue)
Distributed SQL database.
Clojure
- Metabase (label: good first issue)
Open source business intelligence and analytics platform
CSS
- ImprovedTube (label: good first issue)
A powerful but lightweight extension, to enrich your video experience & enable your content selection.
Dart
- dart.dev (label: beginner)
A website covering Dart language and common libraries, for developers of Dart libraries, web apps, server-side code, and mobile (Flutter) apps.
- flutter (label: good first issue)
Flutter is Google's UI toolkit for building beautiful, natively compiled applications for mobile, web, desktop, and embedded devices from a single codebase.
- OpenFoodFacts (label: good first issue)
Collaborative, free and open database of food products from around the world. Scan barcode to get info or add a product
Elixir
- Ecto (label: Level:Starter)
Ecto is a database wrapper and language integrated query for Elixir
- Elixir (label: Level:Starter)
Elixir is a dynamic, functional language designed for building scalable and maintainable applications
Elm
- Exosphere (label: Good First Issue)
Exosphere is a user-friendly client interface for OpenStack-based cloud systems.
Go
- Alda (label: low-hanging fruit)
A music programming language for musicians. 🎶
- containerd (label: exp/beginner)
Industry-standard container runtime with an emphasis on simplicity, robustness and portability.
- Docker/CLI (label: exp/beginner)
The Docker CLI
- Dragonfly (label: good first issue)
Provide efficient, stable and secure file distribution and image acceleration based on p2p technology
- Helm (label: good first issue)
The Kubernetes Package Manager
- Hugo (label: GoodFirstIssue)
A Fast and Flexible Static Site Generator built with love in GoLang
- Kanister (label: good first issue)
A Data Protection Workflow Management Engine
- Kubernetes (label: good first issue)
Production-Grade Container Scheduling and Management System
- lxd (label: easy)
System container and virtual machine manager.
- Mattermost (label: Good First Issue, Difficulty/1:Easy)
Open source Slack-alternative in Golang and React
Look for issues labelled 'Up For Grabs'
- Meshery (label: good first issue)
Meshery, the service mesh management plane.
- Moby (label: exp/beginner)
Open-source application container engine
- PureLB (label: n/a)
Load-balancer orchestrator for Kubernetes that uses standard Linux networking and routing protocols.
- script (label: good first issue)
A Go library for doing the kind of tasks that shell scripts are good at: reading files, executing subprocesses, counting lines, matching strings, and so on. Beginners are very welcome and will get detailed code review and help through the PR process.
- SigNoz (label: good first issue)
An Open Source observability platform that monitors your applications and services. It comes with out-of-box charts for key application metrics like p99 latency, error rate, Apdex, and operations per second. You can also monitor the database and external calls made from your application.
- Terraform (label: good first issue)
A tool for building, changing, and versioning infrastructure safely and efficiently.
- TiDB (label: good first issue)
A distributed scalable Hybrid Transactional and Analytical Processing (HTAP) database
- utils (label: good first issue)
Common Utilities library for Go
Haskell
- Hasura GraphQL Engine (label: good first issue)
Blazing fast, instant realtime GraphQL APIs on Postgres with fine grained access control, also trigger webhooks on database events.
Java
- Catima - Android App (label: good first issue)
Catima, a Loyalty Card & Ticket Manager for Android
- Codename One (label: good first issue)
Cross-platform mobile app development framework for Java developers
- DSA (label: good first issue)
DSA questions practising repo for Java developers
- elasticsearch (label: good first issue)
Open Source, Distributed, RESTful Search Engine.
- JabRef (label: good first issue)
Desktop application for managing literature references using modern Java features including JavaFX. Dedicated to code quality and constructive feedback: Each Pull Request is reviewed by two developers to provide high-quality feedback and to ensure high quality of new contributions.
- OpenMetadata (label: good first issue)
OpenMetadata is an all-in-one platform for data discovery, data quality, observability, governance, data lineage, and team collaboration.
- QuestDB (label: Good first issue)
Questdb is a fast open source SQL time series database.
- TEAMMATES (label: good first issue)
TEAMMATES is a free online tool for managing peer evaluations and other feedback paths of your students.
- Trino (formerly Presto SQL) (label: good first issue)
A distributed SQL query engine for big data. Ask for guidance on project's Slack.
- Wikimedia Commons Android App (label: good first issue)
Allows users to upload pictures from their Android phone/tablet to Wikimedia Commons.
- XWiki (label: onboarding)
XWiki is a free wiki software platform written in Java with a design emphasis on extensibility. Beginners should follow the onboarding wiki.
- zerocode (label: good first issue)
API Automation without coding, easy JSON response assertions, Testing REST, SOAP, Kafka and Java/DB APIs, CI/Jenkins Friendly.
JavaScript
- altair (label: good first issue)
A beautiful feature-rich GraphQL Client for all platforms.
- Ancient Beast (label: easy)
Turn based strategy game where you 3d print a squad of creatures with unique abilities in order to defeat your enemies.
- AVA (label: good-for-beginner)
Futuristic test runner.
- Babel (label: good first issue)
A compiler for writing next generation JavaScript.
- Berry - Active development trunk for Yarn (label: good first issue)
Fast, reliable, and secure dependency management.
- Botpress (label: contributor-friendly)
The only sane way to build great bots.
- Brave Browser (label: good first issue)
Desktop browser for macOS, Windows, and Linux.
- Check It Out (label: good first issue)
Check It Out is an ncurses-like CLI to let the user interactively navigate and select a git branch to check out.
- Create React App (label: good first issue)
Create React apps with no build configuration.
- cypress (label: good first issue)
Fast, easy and reliable testing for anything that runs in a browser.
- electron (label: good first issue)
Build cross platform desktop apps with JavaScript, HTML, and CSS
- Ember.js (label: Good-for-New-Contributors)
A JavaScript framework for creating ambitious web applications.
- Ember.js Data (label: Good-for-New-Contributors)
A data persistence library for Ember.js.
- ESLint (label: good first issue)
A fully pluggable tool for identifying and reporting on patterns in JavaScript.
- eslint-plugin-unicorn (label: good-for-beginner)
Awesome ESLint rules.
- Fastify (label: good first issue)
Fast and low overhead web framework, for Node.js.
- freeCodeCamp (label: first-timers-only)
Open source codebase and curriculum. Learn to code and help nonprofits.
- Gatsby.js (label: good first issue)
Build blazing fast, modern apps and websites with React.
- Ghost (label: good first issue)
Just a blogging platform
- grommet (label: good first issue)
a react-based framework that provides accessibility, modularity, responsiveness, and theming in a tidy package
- Habitica (label: good first issue)
Habitica is a gamified task manager, webapp and android/ios app, really wonderful atmosphere. Guidance for contributing here (mongo, express, vue, node stack for webapp)
- HMPL (label: good first issue)
Server-oriented customizable templating for JavaScript.
- Hoppscotch (label: good first issue)
A free, fast and beautiful API request builder.
- HueHive (label: good first issue)
An open source react native app iOS and android for color palette management
- iD (label: new contributor opportunity)
The easy-to-use OpenStreetMap editor in JavaScript.
- ImprovedTube (label: good first issue)
A powerful but lightweight extension, to enrich your video experience & enable your content selection.
- Jasmine (label: good first issue)
Simple JavaScript testing framework for browsers and node.js.
- Jest (label: good first issue)
A complete and easy to set up JavaScript testing solution.
- Kinto.js (label: easy-pick)
An offline-first JavaScript client leveraging the Kinto API for remote data synchronization.
- Leaflet (label: good first issue)
JavaScript library for mobile-friendly interactive maps.
- material-ui (label: good first issue)
React components for faster and easier web development. Build your own design system, or start with Material Design.
- Mattermost (label: Good First Issue, Difficulty/1:Easy)
Open source Slack-alternative in Golang and React
Look for issues labelled 'Up For Grabs'
- Meteor (label: good first issue)
Meteor is an ultra-simple environment for building modern web applications.
- Mocha (label: good first issue)
Javascript test framework for Node.js and the browser.
- Moment.js (label: Up-For-Grabs)
A lightweight JavaScript date library for parsing, validating, manipulating, and formatting dates.
- name-suggestion-index (label: good first issue)
Canonical common brand names for OpenStreetMap
- NativeScript (label: good first issue)
NativeScript is an open source framework for building truly native mobile apps with JavaScript. Use web skills, like Angular and Vue.js, FlexBox and CSS, and get native UI and performance on iOS and Android.
- netlify-cms (label: good first issue)
Open source content management for your git workflow.
- Next.js (label: good first issue)
A minimalistic framework for universal server-rendered React applications
- Node.js core (label: good first issue)
JavaScript runtime built on Chrome's V8 JavaScript engine
- nuclear (label: good first issue)
Multiplatform music player that streams from free sources.
- p5.js (label: good first issue)
p5.js is a client-side JS platform that empowers artists, designers, students, and anyone to learn to code and express themselves creatively on the web.
- pixi.js (label: 🤩 Good First PR)
A 2D JavaScript Renderer
- PouchDB (label: help-wanted)
PouchDB is a pocket-sized database.
- ramda-adjunct (label: help-wanted)
Ramda Adjunct is the most popular and most comprehensive set of functional utilities for use with Ramda, providing a variety of useful, well tested functions with excelle
这是一份精选的开源项目清单，这些项目里有专门为首次贡献者标注的 issue（例如 'good first issue' 或 'first-timers-only'），并按编程语言分类整理。