NotePlan - Make plans inside an individual markdown note for every day in your calendar. Use it as a journal for your daily tasks and plan todos in advance. For Mac, iPhone and iPad.
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Caret - Better Markdown Editor for Mac / Windows / Linux
Invision - Prototyping and collaboration for design teams
Liveblocks - Build amazing real‑time collaborative products
Sketch - Professional digital design for Mac.