Unidoc Unioffice by unidoc
Pure go library for creating and processing Office Word (.docx), Excel (.xlsx) and Powerpoint (.pptx) documents
About Unidoc Unioffice
From the project's README at github.com/unidoc/unioffice. Lightly cleaned for readability; for the full source see the upstream repo.
unioffice is a library for creation of Office Open XML documents (.docx, .xlsx and .pptx). Its goal is to be the most compatible and highest performance Go library for creation and editing of docx/xlsx/pptx files.
[](https://travis-ci.org/unidoc/unioffice) [](https://github.com/unidoc/unioffice/releases) [](https://unidoc.io/eula/) [](https://apidocs.unidoc.io/unioffice/latest/) Status ## Documents (docx) [Word] Read/Write/Edit Formatting Images Tables Word to PDF (docx to pdf) Spreadsheets (xlsx) [Excel] Read/Write/Edit Cell formatting including conditional formatting Cell validation (drop down combobox, rules, etc.) Retrieve cell values as formatted by Excel (e.g. retrieve a date or number as displayed in Excel) Formula Evaluation (100+ functions supported currently, more will be added as required) Embedded Images All chart types PowerPoint (pptx) [PowerPoint] Creation from templates Textboxes/shapes Performance ##
There has been a great deal of interest in performance numbers for spreadsheet creation/reading lately, so here ar
Health score breakdown
6-dimension composite. See methodology for formula and weights.
Adoption signals
Real-world usage data, pulled from each registry. The bigger the numbers, the more battle-tested the project.
| Signal | Value | Source |
|---|---|---|
| GitHub stars | 4.9k | github.com/unidoc/unioffice |
| GitHub forks | 506 | github.com/unidoc/unioffice |
Release & maintenance
Is this project actively maintained, or about to die? Check the recency of last commit and last release.
| Project age | 8.8 years | since Aug 2017 |
| Last commit | 2 months ago | Apr 22, 2026 |
| Releases shipped | 74 | last: 2 months ago |
Self-hosting cost across providers
Detected requirements: 4GB RAM, 40GB disk minimum. Cheapest plan per provider that meets the requirement.
| Provider | Plan | Specs | Monthly | |
|---|---|---|---|---|
| hetzner | CAX11 | 2c · 4GB · 40GB | $4.13 USD | Deploy → |
| vultr | VC2 | 1c · 1GB · 25GB | $5 USD | Deploy → |
| linode | Nanode 1GB | 1c · 1GB · 25GB | $5.12 USD | Deploy → |
| digitalocean | Basic Regular 1GB | 1c · 1GB · 25GB | $6 USD | Deploy → |
What people say on Hacker News
Ready to self-host Unidoc Unioffice?
Spin up a hetzner CAX11 (4GB RAM, 40GB disk) for $4.13/mo and follow the project's official install docs.
Data last refreshed Jun 21, 2026.
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