crDroid - crDroid is designed to improve the performance, reliability and customizability of stock Android.
Freshservice - Freshservice: the one-stop cloud solution for all your IT management needs.
Pixel Experience - PixelExperience is an AOSP based ROM, with Google apps included and all Pixel goodies (launcher, wallpapers, icons, fonts, bootanimation).
Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community
LineageOS - Operating system for smartphones and tablet computers, based on the Android
Zendesk - Zendesk is a beautiful, lightweight help-desk solution.