Open-Source Microsoft Word Alternative (2026, Free)
Identifying Microsoft Word · Mark source
People look for a Microsoft Word alternative when they want an OSI-style license, a local .docx editor, or a codebase they can audit. This hub only lists tools we verified on 2026-10-15. Microsoft Word is named only to identify that product class.
- WordCraft — Pure-Rust clean-room Microsoft Word reimplementation in the ArtCraft suite (alpha).
- ONLYOFFICE — AGPL-3.0 OOXML office suite (Docs server + desktop editors). Latest GitHub release v10.0.0.
How we pick
- Open-source license files we could open on an official host (MIT and/or Apache-2.0).
- Documented platforms from the project’s own README or GitHub listing.
- Honest maturity: WordCraft’s README calls it alpha; we do not claim Word parity.
- We do not rank by unsourced speed tests or unreviewed feature matrices.
Comparison
| Name | License | Price | Platforms | Runs locally | Maturity | Last release |
|---|---|---|---|---|---|---|
| WordCraft | MIT OR Apache-2.0 | free | macOS, Windows, Linux, BSD, Web | Yes | See page | v0.7.0 |
| ONLYOFFICE | AGPL-3.0 | free | Windows, macOS, Linux, Docker, Web | Yes | See page | v10.0.0 |
Why these rows
The 2026-10-15 check covered WordCraft. ONLYOFFICE was added on 2026-10-20 after opening DocumentServer / DesktopEditors license files.
WordCraft is a new GitHub project (created 2026-10-07) with 12,444 stars and 3,142 forks as of 2026-10-15, dual-licensed MIT OR Apache-2.0, labeled alpha, latest release v0.7.0. Same ArtCraft family as PhotoCraft, GridCraft, and DeckCraft.
ONLYOFFICE is AGPL-3.0. DocumentServer 7,032 stars, v10.0.0 (2026-10-12); DesktopEditors 5,602 stars, v10.0.0 (2026-10-13).
By scenario
- Want a new Rust-native .docx editor and accept alpha risk: read WordCraft and the official v0.7.0 builds.
- Need self-hosted real-time OOXML editing: ONLYOFFICE.
- Need a long-standing local suite spreadsheet/slides today: Excel alternatives (LibreOffice Calc) and PowerPoint alternatives (LibreOffice Impress). LibreOffice Writer is still queued as its own URL.
- Need local rewriting rather than a document editor: that is a different job, on Undetectable.ai alternatives (humanizer), framed as style/readability only.
- Need self-hosted translation: DeepL alternatives (LibreTranslate; speech: Hy-SimulMT, Hibiki-Zero).
- Need PDF merge/view rather than a word processor: Adobe Acrobat alternatives (Unlimited-OCR-2, DeepSeek-OCR, MiniCPM-OCR 1.0, Unlimited-OCR-2 vs DeepSeek-OCR, MiniCPM-OCR 1.0 vs Unlimited-OCR-2).
Migration
We have not tested .docx round-trips, tracked-changes fidelity, or shortcut maps against Microsoft Word. Treat any “Word killer” matrix you find elsewhere as unverified here.
What we left out
LibreOffice Writer and Calligra are still queued as dedicated tool pages. GridCraft, DeckCraft, CADCraft, and FigCraft now have their own URLs on the Excel, PowerPoint, AutoCAD, and Figma hubs.
Listed options
WordCraft
Pure-Rust clean-room Microsoft Word reimplementation in the ArtCraft suite (alpha).
ONLYOFFICE
AGPL-3.0 OOXML office suite (Docs server + desktop editors). Latest GitHub release v10.0.0.
FAQ
What is the best free Microsoft Word alternative right now?
Among options we have sourced, WordCraft is the identification page we could open on 2026-10-15: a pure-Rust editor under MIT OR Apache-2.0, 12,444 GitHub stars, latest release v0.7.0. Its own README calls it alpha. ONLYOFFICE is the AGPL-3.0 OOXML collab suite (DocumentServer 7,032 stars, v10.0.0, sourced 2026-10-20). “Best” depends on maturity vs a new Rust codebase. LibreOffice Writer still does not have its own tool page.
Is WordCraft a drop-in Word replacement?
No sourced document we treat as independent claims feature parity. WordCraft’s README describes a clean-room Word-style ribbon and .docx read/write, and labels the project alpha. ROADMAP.md still lists real-world DOCX gaps, charts/SmartArt/OLE, and native printing.
Do you include LibreOffice or OnlyOffice?
ONLYOFFICE is on this list as of 2026-10-20 (AGPL-3.0 DocumentServer / DesktopEditors v10.0.0). LibreOffice Writer is still queued as a dedicated tool page; Calc and Impress hang off Excel alternatives and PowerPoint alternatives.
Sources & verification
- https://github.com/storytold/wordcraft
- https://github.com/storytold/wordcraft/releases/tag/v0.7.0
- https://github.com/storytold/wordcraft/blob/main/ROADMAP.md
- https://getartcraft.com/apps/wordcraft
- https://github.com/storytold/artcraft
- https://github.com/ONLYOFFICE/DocumentServer
License notes are not legal advice. Read the original LICENSE. Trademark & disclaimer.