Loglevel
Minimal lightweight logging for JavaScript, adding reliable log level methods to wrap any available console.log methods
Backbone Nested
A plugin to make Backbone.js keep track of nested attributes.
Lunr.js
A bit like Solr, but much smaller and not as bright
Js Cache
jsCache is a javascript library that enables caching of javascripts, css-stylesheets and images using my localStorage polyfill. This is especially useful when serving your website for mobile phones, which have limited HTTP caching available, but also speeds up your site in an ordinary web browser as it saves HTTP requests and loads all files asynchronously.
ifvisible.js
Checks if the current page is visible or not
Tweet
put twitter on your website with tweet, an unobtrusive javascript plugin for jquery
Theory
Abstraction layer for cross platform JavaScript.
Min Pub Sub
198 byte publish/subscribe messaging micro-framework
Eve.js
A <3kb JavaScript file providing three simple methods to organize code into CSS namespaces which magically restrict code to the current context, allowing for dramatic reductions to code size and development time.
Routie
a tiny javascript hash router
Sentry
Sentry is a realtime error logging and aggregation platform
Functional Js
A functional js library that facilitates currying and point-free / tacit programming
Hermes.js
Message and Error logger implementation
Robotjs
Node.js Desktop Automation.
Lint Md
:books: 检查中文 markdown 编写格式规范的命令行工具，基于 AST，方便集成 ci，写博客 / 文档必备。支持 API 调用！
Then.js
The fastest, smallest, fully compatible, full-featured asynchronous module!
Invisible
Invisible.js: Reusable models for the client and the server