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Mermaid Viewer
✓ verifiedFreemium
Browser-based Mermaid diagram editor with live preview, AI generation and multi-format export.
1.4K saves
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Rerun
✓ verifiedFreemium
Open-source SDK and viewer for logging, querying, and visualizing multimodal robotics data, with a paid managed Hub for scale.
88K visits/mo
Pricing
Free: $0 (3 diagrams, watermarked export)
Starter: $69.99/yr (30 diagrams)
Pro: $119.99/yr (unlimited diagrams)
Open Source SDK: Free (Apache-2.0/MIT)
Core features
- ✦Live diagram preview while typing
- ✦AI (GPT-4) text-to-Mermaid generation
- ✦Export to SVG, PNG, PDF and Markdown
- ✦Syntax error highlighting and auto-correction
- ✦Real-time collaborative editing
- ✦Docker private deployment with access control
- ✦Open-source Python, Rust, and C++ logging SDK
- ✦Interactive desktop and web viewer for reviewing recordings
- ✦SQL and dataframe queries across logged data
- ✦Column-chunk .rrd storage format for multimodal data
- ✦PyTorch dataloader for training directly on recordings
- ✦Commercial Hub with managed catalog, SSO, and byte-range indexing
- ✦Used in robotics projects like LeRobot, Brush, and PyCuVSLAM
Use cases
- →Draft and preview Mermaid diagrams quickly
- →Generate diagrams from plain-text descriptions
- →Share and co-edit diagrams with a team
- →Self-host diagram editing for enterprises
- →Robotics teams debugging calibration and training runs
- →Visualizing and querying large multimodal sensor datasets
- →Streaming training data mixes directly to GPUs at scale
- →Sharing annotated recordings across a robotics engineering team
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