LetX
The best free Overleaf alternative. Write, edit, and compile LaTeX in the browser with unlimited collaborators. No installation required.·letx.app
LetX is a free, browser-based collaborative LaTeX editor positioned as an Overleaf alternative. It offers real-time multi-user editing via Yjs CRDT, fast PDF compilation using latexmk on AWS Fargate, SyncTeX navigation between source and PDF, and a large library of academic templates. Teams can write, review, and compile research papers, theses, CVs, and journal articles together without installing any LaTeX distribution.
What it's for
Features 18
- 600+ (442) academic and CV templates across categories
- Admin console for Classroom workspaces (roles, seats, members)
- AI writing features (coming soon)
- BibTeX citation generator tool
- Bulk invite and activity log for teams
- Fast PDF compile (latexmk on AWS Fargate)
- Free unlimited collaborators
- Full version history
- GitHub import / export (Pro)
- LaTeX table generator tool
- Live math preview
- Multiple compiler support (pdfLaTeX, XeLaTeX, LuaLaTeX)
- Priority compile queue (Pro)
- Project sharing with role-based access control
- Real-time multi-user collaboration via Yjs CRDT
- SyncTeX forward and reverse navigation
- University thesis templates (BRAC and more)
- Upload ZIP to import existing LaTeX/Overleaf projects
Pricing
Self-serve billing not yet live; Pro subscriptions are currently activated manually via email. Classroom/Department licenses are quote-based (contact sales).
Unlimited collaborators, 40 compiles per day, Last 15 versions of history, All 600+ templates, Real-time collaborative editor
40 compiles per day; last 15 versions of history
$18/month or $180/year (two months free).
Student pricing: $9/month or $90/year (two months free).
University & Department Licenses available for multiple courses/labs; contact sales.
Researcher & Builder Access Program: 30 days of LetX Pro free for approved applicants, no credit card required; closes July 31, 2026