Экосистема Ruby (on Rails) с горьким привкусом или "мы любим ненавидеть PHP"

Requestd gives you a URL that will collect requests made to it and let you inspect them in a human-friendly way

Sysdig - open source, system-level exploration: capture system state and activity from a running Linux instance, then save, filter and analyze. Kind of strace + tcpdump + lsof + awesome sauce. With a little Lua cherry on top.

LetsEncrypt.org promises till Summer 2015 to provide free Certification Autority to make https for our sites just as with a magic wand. That will be awesome :)

Vivus - JavaScript library to make drawing animation on SVG

Google's Material Design like CSS frameworks

• MaterializeCSS
• Material-UI