CSS Picture Flattener Builder: http://cn.spritegen.website-performance.org/
Study Guide for Design theory: http://www.cocoachina.com/special/design/
Picture Lossless compression 70%:https://tinypng.com/
The Official Debug Development HTML page: http://validator.w3.org/
Map Resource Station: http://www.cgtextures.com/
JS Regular expression Validation: http://jex.im/regulex/
Online Interactive design product: http://www.vxplo.cn/
Online Code formatting: http://tool.oschina.net/codeformat/html
Echart Online: http://echarts.baidu.com/doc/example.html
Two-dimensional code generator, support mobile: http://cli.im/
Query article and public number: http://weixin.sogou.com/
jquery Weather Forecast api:http://lab.wangyuanwai.com/weather/
Fullcalendar implementation: http://www.helloweba.com/demo/fullcalendar/drag.html
SQL Big Data Summary: http://database.51cto.com/art/201407/445934.htm
High-performance JavaScript template engine principle Analysis: http://cdc.tencent.com/?p=5723
Baidu analysis, Statistics PV/UV, etc.: http://tongji.baidu.com/
Baidu Cloud Push Send App:http://developer.baidu.com/cloud/push
Platform Developer Access Documentation: http://mp.weixin.qq.com/wiki/home/index.html
All third-party apis:find and be found:http://apis.io/
Frequently used third-party tools