Thoth Blueprint
Browser-based, offline-first database schema design tool. Visual drag-and-drop editor, SQL/DBML/JSON/SVG export and migration generation for web frameworks.
// DIAGRAM
4 entries tagged with "diagram"
drawDB
Browser-based database diagram (ERD) editor with multi-dialect SQL generation, import/export of scripts and migrations. No account, self-hostable.
Excalidraw
Open source virtual whiteboard for hand-drawn style diagrams, wireframes and sketches. End-to-end encrypted real-time collaboration, PNG/SVG export, offline PWA.
Mermaid
JavaScript tool that turns Markdown-like text into diagrams (flowcharts, sequence, Gantt, class…). Documentation as code that lives next to the source.