GridCraft storytold/gridcraft

Clean-room, Excel-style spreadsheet written in pure Rust, with XLSX as its native format, PivotTables, charts and an MCP server. Part of the ArtCraft suite.

Creator kit + Compare GitHub ↗ Install guide (official) ↗

GridCraft at a glance

Checked 15 Oct 2026

GridCraft is an Excel-style spreadsheet from the ArtCraft team, written in Rust (v0.7.0, 14 Oct 2026). Its README calls it alpha and estimates it is about 50% ready for real work. XLSX is the native format and CSV/TSV are supported; .xls opens values, formulas and number formats only, and XLSB/ODS import data only. No documents, slides or co-editing. Installers for Windows, macOS, Linux, FreeBSD and the web; MIT or Apache-2.0. Not affiliated with Microsoft.

Cite this pageRepoQuarry. “GridCraft.” Checked 15 Oct 2026. https://repoquarry.dev/projects/gridcraft

How much of Microsoft 365 does it replace?

1 of 5 jobs. Alpha; the README estimates it is about 50% ready for real work and file compatibility is still rough. Spreadsheets only.

Spreadsheets (Excel) Partial replacement

Documents (Word) Not covered

Presentations (PowerPoint) Not covered

Real-time co-editing Not covered

Cloud storage and sync (OneDrive) Not covered

For documents (Word), presentations (PowerPoint), real-time co-editing, cloud storage and sync (OneDrive), see other Microsoft 365 alternatives. You may also need to build an interface, an API server and hosting yourself.

Facts, with sources

Every answer links to where we found it. We read the documentation; we did not install it.

Report a correction

QuestionAnswerSourceChecked

Runs on my machine? Yes, native desktop app (also a self-hostable WebAssembly build) It runs natively on macOS, github.com · gridcraft#readme ↗ 1d ago

Code licence MIT or Apache-2.0 (ArtCraft name and logos excluded) GridCraft is dual-licensed under [MIT](LICENSE-MIT) or [Apache-2.0](LICENSE-APACHE), at your option. github.com · gridcraft#license-and-credits ↗ 1d ago

Model weights licence No separate model weights github.com · gridcraft#readme ↗ 1d ago

Commercial use Yes, MIT or Apache-2.0; forks must drop the ArtCraft brand assets Forks and modified versions must remove them. github.com · gridcraft#license-and-credits ↗ 1d ago

Paid services needed? None required No subscription, no licence server, github.com · gridcraft#why-gridcraft ↗ 1d ago

Hardware Not documented Know the answer? —

Operating systems Windows (x64, x86, ARM64), macOS (universal), Linux (x86_64, aarch64, riscv64), FreeBSD and a web build gridcraft-0.7.0-windows-x64.msi github.com · v0.7.0 ↗ 1d ago

Setup effort Easy; signed installers on GitHub releases (alpha, v0.7.0) Installers and executables are code-signed. github.com · gridcraft#downloads ↗ 1d ago