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1

GridCraft

Open-source, clean-room spreadsheet (Microsoft Excel-style) in Rust

...The application also provides a command-line interface, JSON control channel, and Model Context Protocol (MCP) server that allow AI agents to create, modify, analyze, and automate spreadsheets. Available for Windows, macOS, Linux, FreeBSD, and web browsers, GridCraft operates without subscriptions or telemetry and is currently in alpha development.

Downloads: 419 This Week

Last Update: 2 days ago
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2

IronCalc

Main engine of the IronCalc ecosystem

IronCalc is a new, modern, work-in-progress spreadsheet engine and set of tools to work with spreadsheets in diverse settings. IronCalc is a lightweight, open-source computational engine designed for performing mathematical operations, formula calculations, and data-driven tasks.

Downloads: 3 This Week

Last Update: 2026-10-21
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