Block Posters divides an uploaded image into printable sections so users can assemble a large custom poster at home.
PosterRazor
PosteRazor splits a raster image into printable pieces that can be assembled into a poster, with a browser version also available.
About PosterRazor
PosteRazor cuts a raster image into pieces that can be printed and then assembled into a poster. The result is saved as a multipage PDF document, and a wizard-style interface guides the user through five steps. It is a GNU-licensed open source project hosted on SourceForge.net, available as desktop versions for Windows, OSX and Linux, and as a WebAssembly-based version that runs in a web browser. Bug reports and feature requests are handled through the project tracker, and questions through the project forum.
Key features
- Splits a raster image into printable pieces for poster assembly
- Saves the resulting poster as a multipage PDF document
- Wizard-style interface guiding users through five steps
- Desktop versions for Windows, OSX and Linux
- WebAssembly-based version that runs in a web browser
- Translations available for the application
Best for: People who want to print one large image across several sheets and assemble them into a poster.
Good for
- Open source, GNU-licensed project hosted on SourceForge.net
- Desktop builds for Windows, OSX and Linux plus a browser version
- Five-step wizard walks through the splitting process
Watch out for
- Printed pieces must be assembled by hand into the final poster
- No pricing or plan information is stated on the homepage
PosterRazor at a glance
- Website
- posterazor.sourceforge.io
- Category
- Design & Creative › Stock Photos & Visuals
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Linux, Web, Windows
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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PosterRazor FAQ
What input does PosteRazor take and what does it produce?
It takes a raster image as input and saves the resulting poster as a multipage PDF document.
Which platforms can I run it on?
There are Windows, OSX and Linux desktop versions, and a WebAssembly-based version for the web browser.
Where should I send bug reports, feature requests or questions?
Use the PosteRazor tracker for bug reports and feature requests, and the PosteRazor forum for questions and feedback.
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