Free & Open-Source Bluebeam Revu Alternatives

PDF markup for AEC industry.

1. Stirling-PDF ↗ FOSSPRIVATESELF-HOST
   Web-based PDF Swiss army knife — self-hostable.
   ●○○Easy · Opens and edits PDFs
2. PDFsam Basic ↗ FOSSPRIVATE
   Split, merge, rotate PDFs — desktop app.
   ●○○Easy · Opens and edits PDFs
3. PDFArranger ↗ FOSSPRIVATE
   Simple drag-drop reorder/rotate/merge PDF pages.
   ●○○Easy · Opens and edits PDFs