Filesize.js
JavaScript library to generate a human readable String describing the file size
Hoppscotch
👽 Open source API development ecosystem https://hoppscotch.io
Open Jscad.org
OpenSCAD + JavaScript = OpenJSCAD, edit locally or remote online, preview in browser direct via WebGL.
JSON Editor Online
A web-based tool to view, edit and format JSON
Rot.js
ROguelike Toolkit
Curtainsjs
curtains.js is a lightweight vanilla WebGL javascript library that turns HTML elements into interactive textured planes.
Expounder
A library for explaining things in HTML.
Ice
🚀 飞冰 - 让前端开发简单而友好,海量可复用物料,配套桌面工具极速构建前端应用,效率提升 100%
Hilo3d
Hilo3d, a WebGL Rendering Engine.
Native Script
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.
I18next
Internationalisation (i18n) with javascript the easy way (incl. jquery plugin)
Backbone
Give your JS App some Backbone with Models, Views, Collections, and Events
Awesome Notifications
Lightweight JavaScript Notifications Library
Components
Component infrastructure and Material Design components for Angular
Lips
Scheme based powerful lisp interpreter written in JavaScript
Pg Mem
An in memory postgres DB instance for your unit tests
Cytoscape.js
A JavaScript graph library for analysis and visualisation (compatible with CommonJS/Node.js, AMD/Require.js, jQuery 1.4+, Bower, npm, and plain JavaScript)