heatmap-logo is a browser tool for creating GitHub contribution graph-style text logos. Type your text, adjust the grid, clean up cells by hand if needed, and export the result as SVG.

• Generate a text-based heatmap logo with options for font, color, weight, size, and more
• Edit cells directly with click and drag
• Use Add Commits to add random noise around the text
• Optional 3D depth effect with adjustable intensity
• Runs entirely in the browser
• Exports SVG or PNG

Try the live tool!

Preview: