• Mobile boilerplate
• dCodes
• Email-Boilerplate

HTML polyfill:

• html5shiv

Transpiling:

• Markdown

• HTML Entity Lookup
• ELements
• HTML Arrows

Linting/hinting:

• html-inspector

HTML 优化:

• tablesgenerator.com

编写规范:

• HTML code guide

Workflow:

• https://github.com/trending?l=html&since=monthly