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.
Search Console Data Exporter - Export 25,000 rows of query data from Google Search Console
Microsoft Planner - Microsoft Planner lets you easily bring together teams, tasks, documents, and conversations for better results.
Redash - Data visualization and collaboration tool.
CAMPR - Open source project management tool with 16 modules
Mixpanel - Mixpanel is the most advanced analytics platform in the world for mobile & web.