> For the complete documentation index, see [llms.txt](https://irosyadi.gitbook.io/irosyadi/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://irosyadi.gitbook.io/irosyadi/app/open-source-app.md).

# Open Source Apps

## Contents

* [Front End](#front-end)
* [Back End](#back-end)
* [Design](#design)
* [Tools](#tools)
* [Mobile](#mobile)

## Front End

* css
  * [postcss](https://github.com/postcss/postcss) - \[POPULAR] Transforming styles with JS plugins
  * [sass](https://github.com/sass/sass) - \[POPULAR] Sass makes CSS fun!
  * [less.js](https://github.com/less/less.js) - \[POPULAR] Less. The dynamic stylesheet language.
  * [normalize.css](https://github.com/necolas/normalize.css) - A modern alternative to CSS resets
  * [emotion](https://github.com/emotion-js/emotion) - CSS-in-JS library designed for high performance style composition
  * [stylelint](https://github.com/stylelint/stylelint) - A mighty, modern style linter
  * [aphrodite](https://github.com/Khan/aphrodite) - Framework-agnostic CSS-in-JS with support for server-side rendering, browser prefixing, and minimum CSS generation
  * [clean-css](https://github.com/jakubpawlowicz/clean-css) - Fast and efficient CSS optimizer for node.js and the Web
  * [helium-css](https://github.com/geuis/helium-css) - Helium - javascript tool to scan your site and show unused CSS
  * [jss](https://github.com/cssinjs/jss) - An authoring tool for CSS which uses JavaScript as a host language.
  * [csscss](https://github.com/zmoazeni/csscss) - A CSS redundancy analyzer that analyzes redundancy.
* react
  * [react](https://github.com/facebook/react) - \[POPULAR] A declarative, efficient, and flexible JavaScript library for building user interfaces.
  * [create-react-app](https://github.com/facebook/create-react-app) - \[POPULAR] Set up a modern web app by running one command.
  * [next.js](https://github.com/vercel/next.js) - \[POPULAR] The React framework
  * [react-boilerplate](https://github.com/react-boilerplate/react-boilerplate) - A highly scalable, offline-first foundation with the best developer experience and a focus on performance and best practices.
  * [react-router](https://github.com/ReactTraining/react-router) - Declarative routing for React
  * [gatsby](https://github.com/gatsbyjs/gatsby) - Build blazing fast, modern apps and websites with React.
  * [preact](https://github.com/preactjs/preact) - Fast 3kB React alternative with the same modern API.
  * [react-admin](https://github.com/marmelab/react-admin) - A frontend Framework for building B2B applications running in the browser on top of REST/GraphQL APIs, using ES6, React and Material Design
  * [formik](https://github.com/formium/formik) - Build forms in React, without the tears
  * [radium](https://github.com/FormidableLabs/radium) - A toolchain for React component styling.
  * [relay](https://github.com/facebook/relay) - Relay is a JavaScript framework for building data-driven React applications.
  * [ink](https://github.com/vadimdemedes/ink) - React for interactive command-line apps
  * [jest](https://github.com/facebook/jest) - Delightful JavaScript Testing
  * [majestic](https://github.com/Raathigesh/majestic) - Zero config GUI for Jest
  * [enzyme](https://github.com/enzymejs/enzyme) - JavaScript Testing utilities for React
  * [react-testing-library](https://github.com/testing-library/react-testing-library) - Simple and complete React DOM testing utilities that encourage good testing practices.
  * [ant-design](https://github.com/ant-design/ant-design) - A UI Design Language and React UI library
  * [material-ui](https://github.com/mui-org/material-ui) - React components for faster and easier web development. Build your own design system, or start with Material Design.
  * [redux](https://github.com/reduxjs/redux) - Predictable state container for JavaScript apps
  * [mobx](https://github.com/mobxjs/mobx) - Simple, scalable state management.
  * [react-bootstrap](https://github.com/react-bootstrap/react-bootstrap) - Bootstrap components built with React
  * [react-spring](https://github.com/react-spring/react-spring) - A spring physics based React animation library
  * [react-sketchapp](https://github.com/airbnb/react-sketchapp) - Render React components to Sketch
* vue
  * [vue](https://github.com/vuejs/vue) - \[POPULAR] A progressive, incrementally-adoptable JavaScript framework for building UI on the web.
  * [nuxt](https://github.com/nuxt/nuxt.js) - \[POPULAR] The Intuitive Vue Framework
  * [vuepress](https://github.com/vuejs/vuepress) - \[POPULAR] Minimalistic Vue-powered static site generator
  * [vue-cli](https://github.com/vuejs/vue-cli) - Standard Tooling for Vue.js Development
  * [vue-devtools](https://github.com/vuejs/vue-devtools) - Browser devtools extension for debugging Vue.js applications.
  * [vue-router](https://github.com/vuejs/vue-router) - The official router for Vue.js.
  * [vuex](https://github.com/vuejs/vuex) - Centralized State Management for Vue.js.
  * [vuetify](https://github.com/vuetifyjs/vuetify) - Material Component Framework for Vue
  * [vue-element-admin](https://github.com/PanJiaChen/vue-element-admin) - A magical vue admin
  * [vue-material](https://github.com/vuematerial/vue-material) - Material design for Vue.js
  * [vux](https://github.com/airyland/vux) - Mobile UI Components based on Vue & WeUI
  * [electron-vue](https://github.com/SimulatedGREG/electron-vue) - An Electron & Vue.js quick start boilerplate with vue-cli scaffolding
  * [vue-resource](https://github.com/pagekit/vue-resource) - The HTTP client for Vue.js
  * [gridsome](https://github.com/gridsome/gridsome) - The Jamstack framework for Vue.js
  * [vue-lazyload](https://github.com/hilongjw/vue-lazyload) - A Vue.js plugin for lazyload your Image or Component in your application.
  * [tiptap](https://github.com/ueberdosis/tiptap) - A renderless rich-text editor for Vue.js
  * [Vue.Draggable](https://github.com/SortableJS/Vue.Draggable) - Vue drag-and-drop component based on Sortable.js
  * [vue-awesome-swiper](https://github.com/surmon-china/vue-awesome-swiper) - Swiper component for @vuejs
  * [d2-admin](https://github.com/d2-projects/d2-admin) - An elegant dashboard
  * [v-charts](https://github.com/ElemeFE/v-charts) - Chart components based on Vue2.x and Echarts
  * [vue-apollo](https://github.com/vuejs/vue-apollo) - Apollo/GraphQL integration for VueJS
  * [vue-multiselect](https://github.com/shentao/vue-multiselect) - Universal select/multiselect/tagging component for Vue.js
* js-frameworks
  * [meteor](https://github.com/meteor/meteor) - Meteor, the JavaScript App Platform
  * [ember.js](https://github.com/emberjs/ember.js) - Ember.js - A JavaScript framework for creating ambitious web applications
  * [electronc](https://github.com/electron/electron) - Build cross-platform desktop apps with JavaScript, HTML, and CSS
  * [cyclejs](https://github.com/cyclejs/cyclejs) - A functional and reactive JavaScript framework for predictable code
  * [svelte](https://github.com/sveltejs/svelte) - Cybernetically enhanced web apps
  * [backbone](https://github.com/jashkenas/backbone) - Give your JS App some Backbone with Models, Views, Collections, and Events
  * [aurelia](https://github.com/aurelia/framework) - The Aurelia 1 framework entry point, bringing together all the required sub-modules of Aurelia.
  * [cyclejs](https://github.com/cyclejs/cyclejs) - A functional and reactive JavaScript framework for predictable code
  * [inferno](https://github.com/infernojs/inferno) - An extremely fast, React-like JavaScript library for building modern user interfaces
  * [mithril.js](https://github.com/MithrilJS/mithril.js) - A JavaScript Framework for Building Brilliant Applications
* js-tools
  * [webpack](https://github.com/webpack/webpack) - \[POPULAR] A bundler for javascript and friends. Packs many modules into a few bundled assets.
  * [babel](https://github.com/babel/babel) - \[POPULAR] A compiler for writing next generation JavaScript.
  * [TypeScript](https://github.com/microsoft/TypeScript) - \[POPULAR] TypeScript is a superset of JavaScript that compiles to clean JavaScript output.
  * [lodash](https://github.com/lodash/lodash) - A modern JavaScript utility library delivering modularity, performance, & extras.
  * [underscore](https://github.com/jashkenas/underscore) - JavaScript's utility \_ belt
  * [d3](https://github.com/d3/d3) - Bring data to life with SVG, Canvas and HTML.
  * [gulp](https://github.com/gulpjs/gulp) - A toolkit to automate & enhance your workflow
  * [bower](https://github.com/bower/bower) - A package manager for the web
  * [lerna](https://github.com/lerna/lerna) - A tool for managing JavaScript projects with multiple packages.
  * [parcel](https://github.com/parcel-bundler/parcel) - Blazing fast, zero configuration web application bundler
  * [yeoman](https://github.com/yeoman/yeoman) - A set of tools for automating development workflow
  * [jest](https://github.com/facebook/jest) - Delightful JavaScript Testing.
  * [Modernizr](https://github.com/Modernizr/Modernizr) - A JavaScript library that detects HTML5 and CSS3 features in the user’s browser.
  * [moment](https://github.com/moment/moment) - Parse, validate, manipulate, and display dates in javascript.
  * [pdf.js](https://github.com/mozilla/pdf.js) - PDF Reader in JavaScript
  * [video.js](https://github.com/videojs/video.js) - Open source HTML5 & Flash video player
  * [slick](https://github.com/kenwheeler/slick) - the last carousel you'll ever need
  * [Leaflet](https://github.com/Leaflet/Leaflet) - JavaScript library for mobile-friendly interactive maps
  * [Sortable](https://github.com/SortableJS/Sortable) - a JavaScript library for reorderable drag-and-drop lists on modern browsers and touch devices.
  * [acorn](https://github.com/acornjs/acorn) - A small, fast, JavaScript-based JavaScript parser
  * [html-minifier](https://github.com/kangax/html-minifier) - Javascript-based HTML compressor/minifier (with Node.js support)
* angular
  * [angular](https://github.com/angular/angular) - A development platform for building mobile and desktop web applications
  * [angular.js](https://github.com/angular/angular.js) - HTML enhanced for web apps
  * [angular-cli](https://github.com/angular/angular-cli) - CLI tool for Angular
  * [angular-starter](https://github.com/PatrickJS/angular-starter) - An Angular starter kit
  * [angular-seed](https://github.com/angular/angular-seed) - Seed project for angular apps
* python
  * [flask](https://github.com/pallets/flask) - The Python micro framework for building web applications
  * [django](https://github.com/django/django) - The Web framework for perfectionists with deadlines
  * [scrapy](https://github.com/scrapy/scrapy) - a fast high-level web crawling & scraping framework for Python
* jquery
  * [jquery](https://github.com/jquery/jquery) - jQuery JavaScript Library
  * [jquery-ui](https://github.com/jquery/jquery-ui) - The official jQuery user interface library
  * [jQuery-File-Upload](https://github.com/blueimp/jQuery-File-Upload) - File Upload widget for jQuery
  * [select2](https://github.com/select2/select2) - A jQuery based replacement for select boxes
  * [cheerio](https://github.com/cheeriojs/cheerio) - Fast, flexible, and lean implementation of core jQuery designed specifically for the server.
  * [jquery-pjax](https://github.com/defunkt/jquery-pjax) - pushState + ajax = pjax
* java
  * [spring-boot](https://github.com/spring-projects/spring-boot) - Create Spring-powered, production-grade applications and services
  * [spring-framework](https://github.com/spring-projects/spring-framework) - Everything required beyond the Java programming language for creating enterprise applications
  * [RxJava](https://github.com/ReactiveX/RxJava) - Reactive extensions for the JVM
  * [guava](https://github.com/google/guava) - Google core libraries for Java
* websites
  * [hugo](https://github.com/gohugoio/hugo) - The world's fastest framework for building websites.
  * [html5-boilerplate](https://github.com/h5bp/html5-boilerplate) - A professional front-end template for building fast, robust, and adaptable web apps or sites.
  * [jekyll](https://github.com/jekyll/jekyll) - A blog-aware static site generator in Ruby
  * [hexo](https://github.com/hexojs/hexo) - A fast, simple & powerful blog framework, powered by Node.js

## Back End

* containers
  * [kubernetes](https://github.com/kubernetes/kubernetes) - Production-Grade Container Scheduling and Management
  * [moby](https://github.com/moby/moby) - a collaborative project for the container ecosystem to assemble container-based systems
  * [compose](https://github.com/docker/compose) - Define and run multi-container applications with Docker
* databases
  * [mongo](https://github.com/mongodb/mongo) - The MongoDB Database
  * [postgres](https://github.com/postgres/postgres) - Mirror of the official PostgreSQL GIT repository
  * [mysql-server](https://github.com/mysql/mysql-server) - the world's most popular open source database
  * [redis](https://github.com/redis/redis) - an in-memory database that persists on disk
  * [sqlite](https://github.com/sqlite/sqlite) - Official Git mirror of the SQLite source tree
  * [tidb](https://github.com/pingcap/tidb) - an open source distributed HTAP database compatible with the MySQL protocol
  * [etcd](https://github.com/etcd-io/etcd) - Distributed reliable key-value store for the most critical data of a distributed system
  * [MariaDB](https://github.com/MariaDB/server) - a community developed fork of MySQL server
* rails
  * [rails](https://github.com/rails/rails) - Ruby on Rails
  * [devise](https://github.com/heartcombo/devise) - Flexible authentication solution for Rails with Warden
  * [spree](https://github.com/spree/spree) - n open source E-commerce platform for Rails 6
  * [activeadmin](https://github.com/activeadmin/activeadmin) - The administration framework for Ruby on Rails applications.
  * [kaminari](https://github.com/kaminari/kaminari) - A Scope & Engine based, clean, powerful, customizable and sophisticated paginator for Ruby webapps
  * [simple\_form](https://github.com/heartcombo/simple_form) - Forms made easy for Rails. Tied to a simple DSL, with no opinion on markup.
  * [factory\_bot](https://github.com/thoughtbot/factory_bot) - A library for setting up Ruby objects as test data.
  * [react-rails](https://github.com/reactjs/react-rails) - Integrate React.js with Rails views and controllers, the asset pipeline, or webpacker.
  * [paper\_trail](https://github.com/paper-trail-gem/paper_trail) - Track changes to your rails models
* cms
  * [Ghost](https://github.com/TryGhost/Ghost) - The no 1 headless Node.js CMS for professional publishing
  * [keystone-classic](https://github.com/keystonejs/keystone-classic) - Node.js CMS and web app framework
  * [strapi](https://github.com/strapi/strapi) - Open source Node.js Headless CMS to easily build customisable APIs
  * [netlify-cms](https://github.com/netlify/netlify-cms) - A Git-based CMS for Static Site Generators
  * [grav](https://github.com/getgrav/grav) - Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS
  * [october](https://github.com/octobercms/october) - Free, open-source, self-hosted CMS platform based on the Laravel PHP Framework
  * [wagtail](https://github.com/wagtail/wagtail) - A Django content management system focused on flexibility and user experience
  * [django-cms](https://github.com/divio/django-cms) - The easy-to-use and developer-friendly CMS
  * [directus](https://github.com/directus/directus) - Directus 8 Suite—Future-Proof Headless CMS & API for Custom Databases
* serverless
  * [serverless](https://github.com/serverless/serverless) - Build web, mobile and IoT applications with serverless architectures
  * [kong](https://github.com/Kong/kong) - The Cloud-Native API Gateway
  * [localstack](https://github.com/localstack/localstack) - A fully functional local AWS cloud stack. Develop and test your cloud & Serverless apps offline!
  * [openfaas](https://github.com/openfaas/faas) - Serverless Functions Made Simple
  * [Zappa](https://github.com/Miserlou/Zappa) - Serverless Python
  * [firecracker](https://github.com/firecracker-microvm/firecracker) - Secure and fast microVMs for serverless computing
  * [kubeless](https://github.com/kubeless/kubeless) - Kubernetes Native Serverless Framework
  * [up](https://github.com/apex/up) - Deploy infinitely scalable serverless apps, apis, and sites in seconds to AWS
* rest-api
  * [elasticsearch](https://github.com/elastic/elasticsearch) - Open Source, Distributed, RESTful Search Engine
  * [socket.io](https://github.com/socketio/socket.io) - Realtime application framework (Node.JS server)
  * [json-server](https://github.com/typicode/json-server) - Get a full fake REST API with zero coding in less than 30 seconds (seriously)
  * [Faker.js](https://github.com/marak/Faker.js) - generate massive amounts of realistic fake data in Node.js and the browser
  * [caddy](https://github.com/caddyserver/caddy) - Fast, multi-platform web server with automatic HTTPS
* node
  * [express](https://github.com/expressjs/express) - Fast, unopinionated, minimalist web framework for node.
  * [koa](https://github.com/koajs/koa) - Expressive middleware for node.js using ES2017 async functions
  * [nest](https://github.com/nestjs/nest) - A progressive Node.js framework for building efficient, scalable, and enterprise-grade server-side applications
  * [hapi](https://github.com/hapijs/hapi) - The Simple, Secure Framework Developers Trust
  * [node-restify](https://github.com/restify/node-restify) - The future of Node.js REST development
* monitoring
  * [netdata](https://github.com/netdata/netdata) - Real-time performance monitoring, done right
  * [grafana](https://github.com/grafana/grafana) - The tool for beautiful monitoring and metric analytics & dashboards for Graphite, InfluxDB & Prometheus & More
  * [prometheus](https://github.com/prometheus/prometheus) - The Prometheus monitoring system and time series database.
  * [huginn](https://github.com/huginn/huginn) - Create agents that monitor and act on your behalf. Your agents are standing by!
  * [wrk](https://github.com/wg/wrk) - Modern HTTP benchmarking tool
  * [sentry](https://github.com/getsentry/sentry) - Sentry is cross-platform application monitoring, with a focus on error reporting.
  * [cube.js](https://github.com/cube-js/cube.js) - Open Source Analytics Framework
* http-client
  * [axios](https://github.com/axios/axios) - Promise based HTTP client for the browser and node.js
  * [httpie](https://github.com/httpie/httpie) - As easy as /aitch-tee-tee-pie/ Modern, user-friendly command-line HTTP client for the API era.
  * [requests](https://github.com/psf/requests) - A simple, yet elegant HTTP library.
  * [request](https://github.com/request/request) - Simplified HTTP request client.

## Design

* icons
  * [Font-Awesome](https://github.com/FortAwesome/Font-Awesome) - The iconic SVG, font, and CSS toolkit
  * [material-design-icons](https://github.com/google/material-design-icons) - Material Design icons by Google
  * [feather](https://github.com/feathericons/feather) - Simply beautiful open source icons
  * [ionicons](https://github.com/ionic-team/ionicons) - The premium icon pack for Ionic Framework and web apps everywhere
  * [simple-icons](https://github.com/simple-icons/simple-icons) - SVG icons for popular brands
  * [eva-icons](https://github.com/akveo/eva-icons) - A pack of more than 480 beautifully crafted Open Source icons
  * [octicons](https://github.com/primer/octicons) - A scalable set of icons handcrafted with <3 by GitHub
* frameworks
  * [bootstrap](https://github.com/twbs/bootstrap) - \[POPULAR] The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web
  * [bulma](https://github.com/jgthms/bulma) - \[POPULAR] Modern CSS framework based on Flexbox
  * [tailwindcss](https://github.com/tailwindlabs/tailwindcss) - \[POPULAR] A utility-first CSS framework for rapid UI development
  * [ant-design](https://github.com/ant-design/ant-design) - A UI Design Language and React UI library
  * [material-ui](https://github.com/mui-org/material-ui) - React components for faster and easier web development
  * [element](https://github.com/ElemeFE/element) - A Vue.js 2.0 UI Toolkit for Web
  * [Semantic-UI](https://github.com/Semantic-Org/Semantic-UI) - Semantic is a UI component framework based around useful principles from natural language
* design-tools
  * [storybook](https://github.com/storybookjs/storybook) - The UI component explorer. Develop, document, & test for React, Vue, Angular, Ember, Web Components, & more
  * [prettier](https://github.com/prettier/prettier) - an opinionated code formatter
  * [pixi.js](https://github.com/pixijs/pixi.js) - Create beautiful digital content with the fastest, most flexible 2D WebGL renderer
* charts
  * [Chart.js](https://github.com/chartjs/Chart.js) - Simple HTML5 Charts using the `<canvas>` tag
  * [incubator-echarts](https://github.com/apache/incubator-echarts) - A powerful, interactive charting and visualization library for browser
  * [mermaid](https://github.com/mermaid-js/mermaid) - Generation of diagram and flowchart from text in a similar manner as markdown
* animations
  * [animate.css](https://github.com/animate-css/animate.css) - A cross-browser library of CSS animations. As easy to use as an easy thing.
  * [three.js](https://github.com/mrdoob/three.js) - JavaScript 3D library
  * [reveal.js](https://github.com/hakimel/reveal.js) - The HTML Presentation Framework
  * [anime](https://github.com/juliangarnier/anime) - JavaScript animation engine
  * [impress.js](https://github.com/impress/impress.js) - a presentation framework based on the power of CSS3 transforms and transitions in modern browsers
* admin
  * [AdminLTE](https://github.com/ColorlibHQ/AdminLTE) - Free admin dashboard template based on Bootstrap 4

## Tools

* editors
  * [vscode](https://github.com/microsoft/vscode) - Visual Studio Code
  * [atom](https://github.com/atom/atom) - The hackable text editor
  * [neovim](https://github.com/neovim/neovim) - Vim-fork focused on extensibility and usability
  * [code-server](https://github.com/cdr/code-server) - VS Code in the browser
  * [brackets](https://github.com/adobe/brackets) - An open source code editor for the web, written in JavaScript, HTML and CSS.
  * [quill](https://github.com/quilljs/quill) - Quill is a modern WYSIWYG editor built for compatibility and extensibility.
  * [vim](https://github.com/vim/vim) - The official Vim repository
* services
  * [discourse](https://github.com/discourse/discourse) - A platform for community discussion. Free, open, simple.
  * [Rocket.Chat](https://github.com/RocketChat/Rocket.Chat) - The ultimate Free Open Source Solution for team communications
* machine-learning
  * [tensorflow](https://github.com/tensorflow/tensorflow) - An Open Source Machine Learning Framework for Everyone
  * [keras](https://github.com/keras-team/keras) - Deep Learning for humans
  * [opencv](https://github.com/opencv/opencv) - Open Source Computer Vision Library
  * [scikit-learn](https://github.com/scikit-learn/scikit-learn) - machine learning in Python
  * [pytorch](https://github.com/pytorch/pytorch) - Tensors and Dynamic neural networks in Python with strong GPU acceleration
  * [face\_recognition](https://github.com/ageitgey/face_recognition) - The world's simplest facial recognition api for Python and the command line
  * [transformers](https://github.com/huggingface/transformers) - State-of-the-art Natural Language Processing for Pytorch and TensorFlow 2.0.
  * [caffe](https://github.com/BVLC/caffe) - a fast open framework for deep learning
  * [gym](https://github.com/openai/gym) - A toolkit for developing and comparing reinforcement learning algorithms.
  * [darknet](https://github.com/pjreddie/darknet) - Convolutional Neural Networks
* documentation
  * [slate](https://github.com/slatedocs/slate) - Beautiful static documentation for your API
  * [devdocs](https://github.com/freeCodeCamp/devdocs) - API Documentation Browser
  * [zeal](https://github.com/zealdocs/zeal) - Offline documentation browser inspired by Dash
  * [swagger-ui](https://github.com/swagger-api/swagger-ui) - a collection of HTML, JavaScript, and CSS assets that dynamically generate beautiful documentation from a Swagger-compliant API
* command-line
  * [ohmyzsh](https://github.com/ohmyzsh/ohmyzsh) - an open source, community-driven framework for managing your zsh configuration
  * [terminal](https://github.com/microsoft/terminal) - The new Windows Terminal and the original Windows console host, all in the same place
  * [hyper](https://github.com/vercel/hyper) - A terminal built on web technologies
  * [fish-shell](https://github.com/fish-shell/fish-shell) - The user-friendly command line shell
  * [blessed](https://github.com/chjj/blessed) - A high-level terminal interface library for node.js
* headless
  * [puppeteer](https://github.com/puppeteer/puppeteer) - Headless Chrome Node.js API
  * [scrapy](https://github.com/scrapy/scrapy) - Scrapy, a fast high-level web crawling & scraping framework for Python
  * [phantomjs](https://github.com/ariya/phantomjs) - Scriptable Headless Browser
* tools
  * [FiraCode](https://github.com/tonsky/FiraCode) - Free monospaced font with programming ligatures
  * [markdown-here](https://github.com/adam-p/markdown-here) - Google Chrome, Firefox, and Thunderbird extension that lets you write email in Markdown and render it before sending.
  * [gogs](https://github.com/gogs/gogs) - Gogs is a painless self-hosted Git service
  * [clipboard.js](https://github.com/zenorocha/clipboard.js) - Modern copy to clipboard. No Flash. Just 3kb gzipped
* automation
  * [ansible](https://github.com/ansible/ansible) - a radically simple IT automation platform that makes your applications and systems easier to deploy and maintain
  * [core](https://github.com/home-assistant/core) - Open source home automation that puts local control and privacy first

## Mobile

* ios
  * [swift](https://github.com/apple/swift) - The Swift Programming Language
  * [Alamofire](https://github.com/Alamofire/Alamofire) - Elegant HTTP Networking in Swift
  * [AFNetworking](https://github.com/AFNetworking/AFNetworking) - A delightful networking framework for iOS, macOS, watchOS, and tvOS.
  * [fastlane](https://github.com/fastlane/fastlane) - The easiest way to automate building and releasing your iOS and Android apps
  * [lottie-ios](https://github.com/airbnb/lottie-ios) - An iOS library to natively render After Effects vector animations
  * [RxSwift](https://github.com/ReactiveX/RxSwift) - Reactive Programming in Swift
  * [Hero](https://github.com/HeroTransitions/Hero) - Elegant transition library for iOS & tvOS
* android
  * [kotlin](https://github.com/JetBrains/kotlin) - The Kotlin Programming Language
  * [okhttp](https://github.com/square/okhttp) - Square’s meticulous HTTP client for Java and Kotlin
  * [retrofit](https://github.com/square/retrofit) - A type-safe HTTP client for Android and the JVM
  * [scrcpy](https://github.com/Genymobile/scrcpy) - Display and control your Android device
  * [fastlane](https://github.com/fastlane/fastlane) - The easiest way to automate building and releasing your iOS and Android apps
  * [MPAndroidChart](https://github.com/PhilJay/MPAndroidChart) - A powerful Android chart view / graph view library
  * [glide](https://github.com/bumptech/glide) - An image loading and caching library for Android focused on smooth scrolling
  * [lottie-android](https://github.com/airbnb/lottie-android) - Render After Effects animations natively on Android and iOS, Web, and React Native
  * [ijkplayer](https://github.com/bilibili/ijkplayer) - Android/iOS video player based on FFmpeg n3.4, with MediaCodec, VideoToolbox support
  * [butterknife](https://github.com/JakeWharton/butterknife) - Bind Android views and callbacks to fields and methods
  * [leakcanary](https://github.com/square/leakcanary) - A memory leak detection library for Android
* cross-platform
  * [flutter](https://github.com/flutter/flutter) - Flutter makes it easy and fast to build beautiful apps for mobile and beyond
  * [react-native](https://github.com/facebook/react-native) - A framework for building native apps with React
  * [ionic-framework](https://github.com/ionic-team/ionic-framework) - A powerful cross-platform UI toolkit for building native-quality iOS, Android, and Progressive Web Apps
