Formualizer is built by Coltec AI. We turn business-critical spreadsheets into auditable, automated applications.
FC
Frank Colson
Founder & Lead Engineer
Previously led engineering at a healthcare platform through acquisition by Clinician Nexus. Built the open-source engine that powers Formualizer.
Open Source
Formualizer ↗
Rust spreadsheet engine — 320+ Excel functions, Arrow-backed storage, Python and WASM bindings
Spreadsheet MCP ↗
AI agent tooling for workbook automation — MCP server + CLI
Lattice ↗
Workflow automation platform
Sheetport Spec ↗
Typed spreadsheet I/O format — treat workbooks as deterministic functions
Coltec AI, LLC · formualizer.com is a Coltec AI product.