Alternatives and similar repositories for quirks

Users that are interested in quirks are comparing it to the libraries listed below

• whatwg / misc-server
  Miscellaneous resources for the servers hosting *.whatwg.org domains
  ☆24Updated 3 weeks ago
• whatwg / html-build
  Build scripts for https://github.com/whatwg/html
  ☆64Updated last month
• whatwg / storage
  Storage Standard
  ☆136Updated last week
• whatwg / fullscreen
  Fullscreen API Standard
  ☆107Updated last week
• whatwg / figures
  CSS Figures
  ☆19Updated 4 years ago
• whatwg / domparsing
  DOM Parsing and Serialization Standard
  ☆21Updated 4 years ago
• whatwg / whatwg.org
  The WHATWG website and other static resources
  ☆80Updated 3 weeks ago
• w3c / permissions
  Permissions API
  ☆108Updated 2 months ago
• whatwg / compat
  Compatibility Standard
  ☆125Updated last week
• w3c / node-w3capi
  A JavaScript client for the W3C API
  ☆31Updated last week
• whatwg / web-history
  Milestones in the history of the modern Web platform
  ☆66Updated 4 years ago
• whatwg / sg
  A place to raise issues with the WHATWG Steering Group
  ☆71Updated 3 weeks ago
• whatwg / mimesniff
  MIME Sniffing Standard
  ☆114Updated last week
• w3c / mdn-spec-links
  MDN Spec Links – Linking specs to MDN and browser-support data
  ☆23Updated 7 months ago
• w3c / screen-orientation
  The screen orientation lock specification
  ☆28Updated last week
• whatwg / books
  CSS Books
  ☆29Updated 4 years ago
• w3c / ash-nazg
  One interface to find all group contributors and in IPR bind them
  ☆25Updated 3 months ago
• whatwg / notifications
  Notifications API Standard
  ☆140Updated last week
• whatwg / infra
  Infra Standard
  ☆140Updated last week
• w3c / page-visibility
  Page Visibility
  ☆36Updated 3 years ago
• w3c / reffy
  Reffy is a Web spec crawler and analyzer tool. It is notably used to update Webref
  ☆75Updated this week
• w3ctag / tag.w3.org
  TAG current work github page
  ☆28Updated 3 weeks ago
• mdn / kumascript
  Bringing scripting to the wiki bears.
  ☆130Updated 4 years ago
• whatwg / html-differences
  HTML differences from HTML4
  ☆42Updated 4 years ago
• GoogleChrome / multi-device
  Chrome multi-device (mobile) docs
  ☆106Updated 2 years ago
• tc39 / proposal-regexp-legacy-features
  Legacy static properties of the RegExp constructor in JavaScript
  ☆46Updated last year
• web-platform-tests / results-collection
  ☆41Updated 5 years ago
• w3c / resource-hints
  Resource Hints
  ☆82Updated 2 years ago
• w3c / DOM-Parsing
  DOM Parsing and Serialization
  ☆28Updated 5 months ago
• tobie / specref
  An open-source, community-maintained database of Web standards & related references.
  ☆170Updated this week