Free dev tools

Sharp little tools, hand-forged for browsers

A growing collection of utilities I use myself. All run in your browser, no signup, no tracking. Bookmark whichever ones you like.

Mermaid live editor

Write Mermaid syntax on the left, see the diagram render live on the right. Download as SVG when you're done.

Quick reference:graph TD · flowchart LR · sequenceDiagram · gantt · erDiagram · pieFull docs →

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