Tools

Everything below is software we've shipped and currently maintain. Each one has a public domain you can visit and use today. The internal drivers that power bim-cli — connectors for Revit, Blender, Rhino, NYC zoning, building code, and Google Workspace — are detailed inside the bim-cli case study.

One install, every AEC workflow. An agent-callable dispatcher that connects AI to Revit, Blender, Rhino, building code, zoning, flood data, and Google Workspace.

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PDF Diff Tool

pdfdifftool.com

Side-by-side revision comparison for architectural drawings. Pixel diff plus word-level text diff, synchronized pan/zoom, annotated PDF export. Runs entirely in the browser — your drawings never leave your machine.

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PDF Fill & Sign

pdffillandsign.com

Client-side PDF form fill and signature. Load from device or URL, add text and signatures, export the merged file. No upload, no account, nothing leaves your browser.

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PDF Markup Tool

pdfmarkuptool.com

Construction takeoff on PDF drawings. Set a scale, measure lengths and areas, export to CSV. The web-native version of a workflow most AEC offices still pay five-figure per-seat licenses for.

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