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A --> B (Solid link)A -.-> B (Dotted link)A ==> B (Thick link)[Rectangle](Rounded){Decision}[(Database)]A->>B: Sync CallB-->>A: Responsealt / else / endstyle NodeID fill:#f97316classDef red stroke:#ef4444See where diagramming lands in a full developer journey — frontend, backend, AI, and cloud paths.
Interactive Git graph & CLI sandbox
Master Git branching, rebases, merges, cherry-picks, detached HEAD, and stashes with a live reactive DAG graph and interactive terminal.
Typing test for developers
Practice everyday typing, code symbols, terminal commands, and long-form developer text. Tracks WPM, accuracy, streak, and consistency score.
Live markdown preview
Split-pane markdown editor with real-time preview. Perfect for writing README files, documentation, and blog posts with export to HTML.
Visual gradient generator
Build linear, radial, and conic CSS gradients visually. Add stops, adjust angles, and copy ready-to-use CSS or Tailwind classes.
Generate & Read QR Codes
Create custom QR codes for URLs, Wi-Fi, Contacts, and Text with color & logo options, or upload/scan QR codes to decode content instantly.
Format & validate JSON
Paste raw JSON to instantly format, validate, and minify it. Essential for debugging API responses and reading nested data structures.