# LibrePaper – A free platform to read, write, and review together

> Source: <https://librepaper.org/>
> Published: 2026-10-17 18:10:38+00:00

# A free platform to read, write, and review together.

HTML LaTeX Typst Markdown Quarto Calepin

## Write

- **Live preview** renders Markdown, HTML, Typst and LaTeX.
- **Computational notebooks** include Quarto and Calepin.
- **Authoring** includes templates, tools, and multi-file projects.
- **Bibliographies** work with BibTeX and Zotero.
- **Track changes** lets you accept or reject each edit.

## Free

- **Everything is free** . No feature is gated.
- **Open source** covers the server, reader and renderers.
- **Public host** at librepaper.org allows only 50 MB of storage per user and 30 uploads per hour.
- **Self-host** needs one binary and a Postgres DB.
- **Export** saves projects and comments as ordinary files.

## People

- **Simultaneous editors** get named carets and personal undo.
- **Annotate** adds highlights and threaded comments.
- **Share** with readers, commenters or editors.
- **Chat** works with collaborators and AI agents.
- **History** is granular and infinite.

## Agents

- **Bring your own agent** needs no new subscription.
- **Chat interface** lets you ask for changes in the sidebar.
- **Pre-specified tasks** : pick one with a passage selected
- **Permissions** are reader, commenter, or editor.
- **Private** : LibrePaper doesn't need your keys or tokens
- **MCP** works with any commercial model or local weights.