Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
TrackDuck - Visual feedback for web design and development.
Caret - Better Markdown Editor for Mac / Windows / Linux
zipBoard - ZipBoard is a web-based visual bug tracking & issue tracking tool that helps developers, testers and project managers collaborate during website and elearning development.
Notion - All-in-one workspace. One tool for your whole team. Write, plan, and get organized.
GitLab - Create, review and deploy code together with GitLab open source git repo management software | GitLab