I come across so many interesting info-apps and documents in my daily research, so I thought I’d provide a list of those for you. Please, enjoy! Superhero.jsA collection of the best articles, videos, and presentations on helping to maintain a large JavaScript code base. Open Web CSS ReferenceThis is a really comprehensive and little-known CSS property and feature reference.
![Useful Docs and Guides for Front-End Developers](https://cdn-ak-scissors.b.st-hatena.com/image/square/76955157c139f69998544eab4a578313e5ea672c/height=288;version=1;width=512/https%3A%2F%2Fmiro.medium.com%2Fv2%2Fresize%3Afit%3A1200%2F1%2Au3m_MS6jKpFb-9j8a2IZmw.jpeg)