Animista - is a place where you can play with a collection of ready to use CSS animations, tweak them and download only those you will actually use.
PHPVerbalExpressions - the easiest way to start with Regular Expressions. Write it in OOP way
$regex=new VerbalExpressions;
$regex ->startOfLine()
->then("http")
->maybe("s")
->then("://")
->maybe("www.")
->anythingBut(" ")
->endOfLine();
$regex->test("http://d.com")
A lot of implementations on other languages exist
Animista - is a place where you can play with a collection of ready to use CSS animations, tweak them and download only those you will actually use.
Cachex - a powerful caching library for Elixir with support for transactions, fallbacks and expirations
retext is an ecosystem of plug-ins for processing natural language.
Staticman - handles user-generated content for you and transforms it into data files that sit in your GitHub repository, along with the rest of your content.
Best Practices for Building a Microservice Architecture. Looks like a wide set of questions covered.