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fabPlane vs SigDek

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

fabPlane compared with SigDek
DetailfabPlane logo fabPlaneSigDek logo SigDek
What it doesDesign PCBs with an agent that works in KiCad Evidence of what your AI coding agents did
StageNot given Not given
FoundedNot given Not given
Based inNot given US
Pricing modelFree Freemium
PricingNot given Free for one developer on their own machine. Team plan $99 a month for up to 10 people. Business plan $199 a month for up to 50 people. All paid plans include unlimited machines, records and reports, support for Claude Code and Cursor, Flag and Block rules, and 13 months of records. 14-day free tria
Key features
  • AI agent drafts schematics and board layouts based on text descriptions
  • Review changes as diffs before applying to your project
  • Works directly on KiCad .kicad_pro files with no conversion needed
  • Catalog of open hardware projects to explore and edit
  • Manufacturing checks and ordering integration
  • 3D board preview and visualization
  • Browser-based project exploration without desktop app
  • MCP server support for Claude Code and Codex
  • Autorouter and design rule checker integration
  • Cross-platform support for macOS, Windows and Linux
  • Records commands, file edits, web requests and MCP calls from Claude Code and Cursor
  • Hash chain verification to detect changes, gaps or deletions in records
  • Block rules to stop matching actions before they run
  • PDF and CSV reports for auditors covering up to 13 months
  • SOC 2 criteria mapping for security reviews
  • Flag rules that mark risky actions out of the box
  • Verifiable reports that anyone can check on verify page
  • Open-source recorder for local use without account
  • Support for unlimited machines per team member
  • Automatic background upload with minimal performance impact
What makes it different
  • AI agent works inside real KiCad, not screenshots, with every change reviewable as a diff
  • Completely free to download and use with no conversion or lock-in of your files
  • Catalog of open hardware designs ready to build or fork
  • Integrated manufacturing workflow from design review to order
  • Works with existing KiCad projects without requiring reimport
  • Hash chain verification ensures records cannot be altered or deleted without detection
  • SOC 2 audit-ready reports with six criteria-mapped sections
  • Never records prompt text, file contents or command output for privacy
  • Block rules stop risky actions before they execute
  • Takes under 50ms per action with background uploads
Community votes00
DR (Domain Rating by Ahrefs)10 no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)210
Referring domains (Majestic)170

4 details filled in for both companies.

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