Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Abstract - A secure, version-controlled hub for your design files
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
Zeplin - Collaboration app for UI designers & frontend developers
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.
Mightytext - Send & Receive SMS Text Messages from your computer. Sync'd with your Android #