Replaces Microsoft Excel · Google Sheets · Apple Numbers
A fast spreadsheet with an AI assistant, 500+ formulas and charts — saved as real .xlsx files.
Puter PDF: a free, open-source Adobe Acrobat alternative
Edit text, fill forms, sign, comment and organise pages — every PDF task in one tab.
- Office
- Free · AGPL-3.0
- Runs in the browser
- No sign-up needed
What is PDF?
PDF Editor turns the browser into a complete PDF workspace. Change the words right on the page and watch the paragraph reflow, fill in forms, add a drawn or typed signature, highlight and comment, and rotate, reorder, merge or split pages. No account is needed to open, edit, download or print, and files are processed on your device.
Key features
- Edit text directly on the page, with reflowing paragraphs
- Fill forms and sign with a drawn, typed or uploaded signature
- Highlights, sticky notes and a comments list by page
- Rotate, reorder, crop, merge, split and extract pages
- Password protection (AES-256) and images to PDF
How to use it
- Open pdf.puter.com in any modern browser — computer, tablet or phone.
- Start right away — no sign-up. Sign in with a free Puter account only if you want to save to the cloud.
- Want to self-host or hack on it? Run it locally (Node.js 22.12 or newer):
git clone https://github.com/HeyPuter/everything.git
cd everything/src/pdf
npm install
npm run devMore office apps
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A free-form digital notebook: write anywhere on the page, draw by hand, tag and search.
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A relational database that feels like a spreadsheet — grid, board, calendar, gallery and form views.
FAQ
Is PDF free?
Yes. PDF is part of the Everything Project and its source code is published on GitHub under the AGPL-3.0 license. There is no subscription or trial.
Do I need to install PDF?
No. Open pdf.puter.com in the browser on your computer, tablet or phone.
Do I need an account to use PDF?
Not required. It works straight away and keeps data in your browser or on your device; sign in with a free Puter account to save to the cloud.
Can PDF replace Adobe Acrobat?
For most everyday work, yes: edit text directly on the page, with reflowing paragraphs; fill forms and sign with a drawn, typed or uploaded signature; highlights, sticky notes and a comments list by page. If you depend on a specialised Adobe Acrobat feature, test it with your own files first.
Summarised from PDF’s README in the official repository. CraftSuite is an independent, unofficial guide and is not affiliated with Puter; Adobe Acrobat and PDF Expert are trademarks of their respective owners.