A type-safe HTTP client for Android and the JVM

Tabler is free and open-source HTML Dashboard UI Kit built on Bootstrap

An advanced guide to learn English which might benefit you a lot 🎉 . 离谱的英语学习指南/英语学习教程。

吴恩达老师的机器学习课程个人笔记

A UI library by WeChat official design team, includes the most useful widgets/modules in mobile web applications.

互联网公司技术架构，微信/淘宝/微博/腾讯/阿里/美团点评/百度/OpenAI/Google/Facebook/Amazon/eBay的架构，欢迎PR补充

程序员技能图谱

Web Starter Kit - a workflow for multi-device websites

Zepto.js is a minimalist JavaScript library for modern browsers, with a jQuery-compatible API

A collection of resources on modern C++

Full configurable spreadsheet view user interfaces for iOS applications. With this framework, you can easily create complex layouts like schedule, gantt chart or timetable as if you are using Excel.

Is Xcode open source yet?