FUN · SANDBOX
Sandspiel — Falling Sand Universe
Draw sand, water, fire and plants, then watch physics fight it out.
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Sketch an idea and share the link in seconds.
FUN · SANDBOX
TOOLS · MAC APP
User Flows Plugin
Generating flow diagrams from Artboards. !Open-Source SoftwareOSS Icon !FreewareFreeware Icon
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PUZZLE · LOGIC
Loop Puzzles
Draw one closed loop that satisfies every clue. Simple rules, genuinely hard.
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STRANGE TECH · DISCOVERY
Mermaid
Create diagrams and visualizations using text and code.
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TOOLS · TOOL
Poline — Esoteric Color Palette Generation Library
poline is lightweight, dependency free and fast JavaScript function written in TypeScript. It draws lines between anchors over polar coordinates to generate pleasing color palettes.
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TOOLS · LEARNING PATH
roadmap.sh — What to Learn Next
Step-by-step maps for becoming a developer in any specialism, drawn by practitioners.
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TOOLS · WHITEBOARD
Excalidraw
Hand-drawn style whiteboard for diagrams. No signup, works instantly in the browser.
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TOOLS · IMAGE EDITOR
Photopea — Free Photoshop in a Tab
Opens PSD, XCF and Sketch files. A full image editor with nothing to install.
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TOOLS · CANVAS
tldraw
The fastest infinite canvas for sketching an idea and sharing the link.
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STRANGE TECH · SCIENCE
Obsidian Canvas - Visualize your ideas
Obsidian Canvas gives you infinite space to research, brainstorm, diagram, and lay out your ideas.
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FUN · AI DOODLE
Quick, Draw! by Google
Can a neural network recognize your 20-second doodle drawings?
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TOOLS · TOOL
TikZ Editor
Free WYSIWYG editor for TikZ diagrams in LaTeX. Drag elements and the TikZ code updates instantly, without disturbing your formatting.
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FUN · FREE MEDIA
Open Doodles
:copyright: CC-0-licensed vector sketches/cliparts with generator and compositions.
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FUN · FREE MEDIA
unDraw
:copyright: Open-source illustrations for every project you can imagine and create.
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