Crop with js

https://github.com/jwagner/smartcrop.js/

Expert sys

http://xyclade.github.io/MachineLearning/

Lossless img format

http://flif.info/

Best regex

http://www.rexegg.com/regex-best-trick.html

Web stand

https://medium.com/@USDigitalService/introducing-u-s-web-design-standards-aff21383afd6

Electronic payments

http://taler.net/

Java simple

https://github.com/cxxr/better-java

Frei0r

Frei0r :: Free Video Effects collection

Web design

http://www.pixshub.com/mayssam-free-ui-kit/