Alternatives to Document Scanner
GNOME's simple scanning app, formerly Simple Scan, for saving scanned documents as PDFs or images. The listings below can replace it for an important use case. Each note says what changes if you switch.
The original
Document Scanner
GNOME's simple scanning app, formerly Simple Scan, for saving scanned documents as PDFs or images.
Replacements
Listings that take over the same core job as Document Scanner.
NAPS2
Simple document scanning to PDF with built-in OCR.
NAPS2 also scans to PDF simply, but adds built-in OCR for searchable PDFs and runs on Windows and macOS as well as Linux.
gscan2pdf
Linux graphical program for scanning documents and saving them as PDF or DjVu files.
gscan2pdf is another Linux scanning app using SANE, adding DjVu output and import of existing PDFs, with a plainer and more dated interface.
Paperwork
A personal document manager that scans or imports papers and makes them searchable.
Paperwork scans documents into a searchable personal archive with automatic labels, running on Linux and Windows, and is more of a document manager than a quick scanner.
Similar software
Related functionality, not a direct replacement.
ScanTailor Advanced
Desktop tool for cleaning up, deskewing, splitting and dewarping scanned book and document pages.
Tesseract OCR
The open-source OCR engine behind most free text recognition tools.
Papermerge OSS
Self-hosted document archive with OCR, tagging and full-text search.
Evince
GNOME's lightweight document viewer for PDF, PostScript and other document formats on Linux.
PDF Arranger
Drag PDF pages into the order you want, rotate them, crop them, and merge two files together.