Open Source Software for JavaScript
pump.io
Pump.io is a general-purpose activity streams engine that can be used as a federated social networking protocol. With Pump.io almost anything can be represented with activity streams including short or long text, bookmarks, images, video, audio, events, geo checkins. You can follow friends, create lists of people, and much more.
PostCSS
PostCSS is a software development tool that uses JavaScript-based plugins to automate routine CSS operations. The free and open-source library was designed and written by Andrey Sitnik and the community. PostCSS is used in a multitude of web-based application across the web where it helps developer to optimize CSS and bring a better experience to end-users.
Momentum Framework
Momentum is an open-source framework for building enterprise server-side Deno applications in TypeScript. It provides the paradigms and design patterns to guide developers to create robust, scalable, and enterprise-grade applications. By focusing on a batteries-optional approach, Momentum provides a strong core that is easily extendable into a rich developer experience via dependency injection modules. While the framework is opinionated by design, this modular system aims to be unobtrusive and to allow developers to create abstraction layers over any codebase or third-party modules.
ct.js
ct.js is a 2D game editor that makes learning programming fun and game development easy by its visual tools, good docs and flexible, modular library. ct.js is based on Pixi.js, works on WebGL and provides great performance in browsers and desktop environments. The game editor is extensible through the use of Modules which adds new powers when ct.js core is not enough. Hobyist and professionals alike use ct.js to create 2D shooter, arcade, adventure, survival and puzzle games.
AdonisJS
AdonisJS is a Node.js web framework designed for building micro-services with JavaScript and Typescript. The framework provides an elegant syntax and and the tools that gives developers the confidence to build structured projects at scale. AdonisJS also includes its own ORM called Lucid, which is an implementation of Active Record, written in JavaScript. The framework will make anyone coming from Laravel or Ruby on Rails to feel right at home in the JavaScript eco-system.
PixiJS
PixiJS is a HTML5 Creation Engine that allow you to create beautiful digital content with the fastest, most flexible 2D WebGL renderer. Developers across the glove use the PixiJS ame and app development library to create amazing web-based experiences.
Phaser
Phaser is a fast, free, and fun open source HTML5 game development framework. It uses a custom build of Pixi.js for WebGL and Canvas rendering, and supports desktop and mobile web browsers. Games developed with Phaser can be compiled to iOS, Android and native desktop apps via third party tools. With Phaser you can developed games written in JavaScript or TypeScript.
Slate API Docs Generator
Slate' API Docs Generator helps you create beautiful, intelligent, responsive API documentation.
Elder.js
Elder.js is an opinionated static site generator and web framework built with SEO in mind. Elder.js is built on top of Svelte and supports SSR and Static Site Generation, making it a perfect candidate for content driven websites that care about search engine rankings.