Freelancer Resources List - The biggest collection of free resources for freelancers
Bonsai - One platform to streamline your entire business
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.
Startup Stash - A curated directory of 400 resources & tools for startups
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.
Side Hustle Stack - A resource to find platform-based work