An open-source, clean-room reimplementation of Microsoft Excel in pure Rust, running natively on macOS, Windows, Linux and BSD, and in the browser via WebAssembly.
Useful for
- Open and edit XLSX workbooks with formulas, charts and PivotTables
- Automate spreadsheet edits via MCP, CLI or a JSON control channel
- Evaluate formulas headlessly with gridcraft-cli eval
Before using
- License: Apache-2.0
- Installation and requirements have not been verified; review the README before running
Why now
- Created on GitHub
- 2026-10-07 UTC
- First seen by GitNova
- 2026-10-07 UTC
- Magnitude
- 7.4 / 10 · growing interest
Only 1 complete days of history; a reliable usual pace is not established. On 2026-10-08: +435 stars (UTC)
The current gain already exceeds the maximum of the previous 1 complete days: +435 on 2026-10-08 (UTC)
Measured: October 9, 2026, 18:57 UTC
Measurement details
- Created on GitHub: 2026-10-07; first seen by GitNova: 2026-10-07 (UTC)
- +436 stars measured 2026-10-09, 00:05–18:44 UTC
- Only 1 complete days of history; a reliable usual pace is not established. On 2026-10-08: +435 stars (UTC)
- The current gain already exceeds the maximum of the previous 1 complete days: +435 on 2026-10-08 (UTC)
- Magnitude 7.4/10