Excalidraw
Virtual whiteboard for hand-drawn diagrams
Free124.9K
Vector Mockups Library
free collection of presentation Mockups for Sketch, Figma & Photoshop. 
Design
About
free collection of presentation Mockups for Sketch, Figma & Photoshop. 
Alternatives to Vector Mockups Library
MarkText
Next generation markdown editor, running on platforms of MacOS Windows and Linux. [![Open-Source Software][OSS Icon]](https://github.com/marktext/marktext) ![Freeware][Freeware Icon]
Open Source57.1K
Penpot
Open-source design and prototyping platform
Open Source49.4K
tldraw
Infinite canvas drawing tool
Free47.6K