gImageReader
gImageReader is a free, open-source PDF tool for Windows and Linux. A Gtk/Qt front-end to tesseract-ocr. It has 2,015 GitHub stars and is released under the GPL-3.0 license. Its source code is on GitHub at manisandro/gImageReader.
github.com/manisandro/gImageReader (opens in a new tab)
Data as of from the GitHub API; description from the project's repository. Report an error
About gImageReader
A Gtk/Qt front-end to tesseract-ocr. Available for Linux, Windows. Released under the GPL-3.0 license on GitHub.
Install gImageReader
Package names found in the project's README. Each links to its package page so you can check the publisher first.
flatpak install flathub io.github.manisandro.gImageReaderSimilar apps
More open-source PDF editors and tools
Gowall
Achno/gowall
A tool to convert a Wallpaper's color scheme / palette, OCR with VLM's Traditional & Hybrid, Image Compression,color palette extraction, image upsacling with Adversarial Networks and more image…
Maintained · last commit Oct 20, 2026
PDF editors & toolsWindowsmacOSLinuxTRex
amebalabs/TRex
Copy any text on your screen, stop retyping.
Maintained · last commit Sep 29, 2026
OfficialPDF editors & toolsmacOSDecktape
astefanutti/decktape
PDF exporter for HTML presentations.
Active · last commit Oct 21, 2026
PDF editors & toolsLinuxClop
FuzzyIdeas/Clop
Clop Image, video, PDF and clipboard optimiser Copy large, paste small, send fast As long as the Clop app is running, every time you copy an image to your clipboard, Clop will optimise it to the…
Active · last commit Oct 16, 2026
PDF editors & toolsmacOSRetain PDF
wxyhgk/retain-pdf
在保留版面、公式与结构的前提下进行 PDF 翻译，适用于科研与技术文档.
Active · last commit Oct 25, 2026
PDF editors & toolsWindowsmacOSLinuxOkular
KDE/okular
Okular can view and annotate documents of various formats, including PDF, Postscript, Comic Book, and various image formats.
Maintained · last commit Oct 28, 2026
OfficialPDF editors & toolsWindowsLinux
Is gImageReader free and open source?
Yes. gImageReader's source code is public on GitHub under the GPL-3.0 license, which is OSI-approved or FSF-free, so you can use, copy and change it for free.
How do I install gImageReader?
Flathub: flatpak install flathub io.github.manisandro.gImageReader. The commands are on this page. Installers are also on its GitHub Releases page (latest: v3.4.4).
Is gImageReader still maintained?
The repository's most recent commit was on Oct 27, 2026. appsgit only lists apps whose repository had a commit in the last six months.