适合初学者学习的优秀项目：c/c++/python/java等等

# Awesome First PR Opportunities [](https://github.com/sindresorhus/awesome) Inspired by [First Timers Only](https://kentcdodds.com/blog/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](https://github.com/szabgab/awesome-for-non-programmers) list. ## Table of Contents: - [.NET](#net) - [Ansible](#ansible) - [C](#c) - [C#](#c-1) - [C++](#c-2) - [Clojure](#clojure) - [ClojureScript](#clojurescript) - [Dart](#dart) - [Elixir](#elixir) - [Elm](#elm) - [Go](#go) - [Haskell](#haskell) - [Java](#java) - [JavaScript](#javascript) - [Julia](#julia) - [Kotlin](#kotlin) - [LaTeX](#latex) - [Markdown](#markdown) - [Perl](#perl) - [PHP](#php) - [Python](#python) - [Ruby](#ruby) - [Rust](#rust) - [Scala](#scala) - [Smalltalk](#smalltalk) - [Swift](#swift) - [TypeScript](#typescript) ## .NET - [Legerity](https://github.com/MADE-Apps/legerity) _(label: good first issue)_ <br> A framework for speeding up the development of automated UI tests for Windows, Android, iOS, and Web with Appium/Selenium on .NET. - [Legerity for Uno Platform](https://github.com/MADE-Apps/legerity-uno) _(label: good first issue)_ <br> An extension framework to Legerity for speeding up the development of automated UI tests for Uno Platform applications with Appium/Selenium on .NET. - [MvvmCross](https://github.com/MvvmCross/MvvmCross) _(label: first-timers-only)_ <br> The .NET MVVM framework for cross-platform solutions, including Xamarin.iOS, Xamarin.Android, Windows and Mac. - [RawCMS](https://github.com/arduosoft/RawCMS) _(label: good-first-issue)_ <br> RawCMS is a headless CMS written in ASP.NET Core, built for developers that embrace API-first technology. - [Shouldly](https://github.com/shouldly/shouldly) _(label: Jump-In)_ <br> Should testing for .NET - the way Asserting Should be! ## Ansible - [Exosphere](https://gitlab.com/exosphere/exosphere/-/issues/?label_name[]=Good%20First%20Issue) _(label: Good First Issue)_ <br> Exosphere is a user-friendly client interface for OpenStack-based cloud systems. ## C - [Neovim](https://github.com/neovim/neovim) _(label: good-first-issue)_ <br> Vim-fork focused on extensibility and agility. - [Profanity](https://github.com/profanity-im/profanity) _(label: good-first-issue)_ <br> Ncurses XMPP chat client. ## C# - [Cake](https://github.com/cake-build/cake) _(label: Good-first-issue)_ <br> 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. - [grok.net](https://github.com/Marusyk/grok.net) _(label: good-first-issue)_ <br> Cross platform .NET grok implementation - [OpenRA](https://github.com/OpenRA/OpenRA) _(label: Easy)_ <br> A Real Time Strategy game engine supporting early Westwood classics such as Command & Conquer: Red Alert. - [osu!](https://github.com/ppy/osu) _(label: good-first-issue)_ <br> Music game. Rhythm is just a click away! - [Uno Platform](https://github.com/unoplatform/uno) _(label: good-first-issue)_ <br> 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](https://github.com/electron/electron) _(label: good-first-issue)_ <br> Build cross platform desktop apps with JavaScript, HTML, and CSS - [Godot Engine](https://github.com/godotengine/godot) _(label: good first issue)_ <br> 2D and 3D cross-platform game engine. Also has C# and Python code. - [MoveIt](https://github.com/ros-planning/moveit) _(label: good-first-issue)_ <br> Easy-to-use open source robotics manipulation platform for developing commercial applications, prototyping designs, and benchmarking algorithms. - [projectM](https://github.com/projectM-visualizer/projectm) _(label: good-first-issue)_ <br> A music visualizer library using OpenGL and GLSL. Has applications using Qt5, SDL, emscripten, iTunes, Kodi. - [Roc Toolkit](https://github.com/roc-streaming/roc-toolkit) _(label: help-wanted)_ <br> A toolkit for real-time audio streaming over the network. - [tensorflow](https://github.com/tensorflow/tensorflow) _(label: stat:contributions-welcome)_ <br> Computation using data flow graphs for scalable machine learning - [Yugabyte DB](https://github.com/yugabyte/yugabyte-db) _(label: good-first-issue)_ <br> Distributed SQL database. ## Clojure - [Alda](https://github.com/alda-lang/alda) _(label: low-hanging-fruit)_ <br> A music programming language for musicians. 🎶 ## ClojureScript - [LightTable](https://github.com/LightTable/LightTable) _(label: good-first-issue)_ <br> The Next Generation code editor! One of the top funded projects on KickStarter. ## Dart - [dart.dev](https://github.com/dart-lang/site-www) _(label: beginner)_ <br> A website covering Dart language and common libraries, for developers of Dart libraries, web apps, server-side code, and mobile (Flutter) apps. - [flutter](https://github.com/flutter/flutter) _(label: good first contribution)_ <br> Flutter is Google's UI toolkit for building beautiful, natively compiled applications for mobile, web, desktop, and embedded devices from a single codebase. ## Elixir - [Ecto](https://github.com/elixir-ecto/ecto) _(label: Level:Starter)_ <br> Ecto is a database wrapper and language integrated query for Elixir - [Elixir](https://github.com/elixir-lang/elixir) _(label: Level:Starter)_ <br> Elixir is a dynamic, functional language designed for building scalable and maintainable applications ## Elm - [Exosphere](https://gitlab.com/exosphere/exosphere/-/issues/?label_name[]=Good%20First%20Issue) _(label: Good First Issue)_ <br> Exosphere is a user-friendly client interface for OpenStack-based cloud systems. ## Go - [containerd](https://github.com/containerd/containerd) _(label: exp/beginner)_ <br> Industry-standard container runtime with an emphasis on simplicity, robustness and portability. - [Docker/CLI](https://github.com/docker/cli) _(label: exp/beginner)_ <br> The Docker CLI - [Helm](https://github.com/kubernetes/helm) _(label: good-first-issue)_ <br> The Kubernetes Package Manager - [httpexpect](https://github.com/gavv/httpexpect) _(label: help-wanted)_ <br> End-to-end HTTP and REST API testing for Go. - [Hugo](https://github.com/gohugoio/hugo) _(label: GoodFirstIssue)_ <br> A Fast and Flexible Static Site Generator built with love in GoLang - [Killgrave](https://github.com/friendsofgo/killgrave) _(label: good-first-issue)_ <br> Simple way to generate mock servers in Go. - [Kubernetes](https://github.com/kubernetes/kubernetes) _(label: good-first-issue)_ <br> Production-Grade Container Scheduling and Management System - [lxd](https://github.com/lxc/lxd) _(label: easy)_ <br> System container and virtual machine manager. - [Mattermost](https://github.com/mattermost/mattermost-server/issues?utf8=✓&q=is:open+label:"Up+For+Grabs"+label:"Difficulty/1:Easy"+label:"Tech/Go") _(label: n/a)_ <br> Open source Slack-alternative in Golang and React - [Meshery](https://github.com/layer5io/meshery) _(label: good-first-issue)_ <br> Meshery, the service mesh management plane. - [Moby](https://github.com/moby/moby) _(label: exp/beginner)_ <br> Open-source application container engine - [PureLB](https://gitlab.com/purelb/purelb/-/issues?label_name[]=GoodFirstIssue) _(label: n/a)_ <br> Load-balancer orchestrator for Kubernetes that uses standard Linux networking and routing protocols. - [script](https://github.com/bitfield/script) _(label: good-first-issue)_ <br> A Go library for doing the kind of tasks that shell scripts are good at: reading files, executing subprocesses, counting lines, m