Kactus - Design version control without changing your tools
Nifty - Manage projects, work, and communications in one place.
Abstract - A secure, version-controlled hub for your design files
Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
Supernova Studio - The world’s first true design-to-code platform 🚀
Jira - The #1 software development tool used by agile teams. Jira Software is built for every member of your software team to plan, track, and release great software.