| 1 |  calibrecalibre is the one stop solution to all your e-book needs. | 9.17.0 | Open source | October 23, 2026 | 240.2 MB | 1.5M ↓ |
| 2 |  SumatraPDFSumatraPDF is a multi-format (PDF, EPUB, MOBI, CBZ, CBR, FB2, CHM, XPS, DjVu) reader for Windows. | 3.6.1 | Open source | April 7, 2026 | 11.1 MB | 3M ↓ |
| 3 |  SigilSigil is a free, open source, multi-platform ebook editor that uses Qt (and QtWebEngine). It is designed to edit books in ePub format (both ePub 2 and ePub 3). | 2.8.1 | Open source | July 18, 2026 | — | 34.5K ↓ |
| 4 |  BlueGriffonThe next-gen Web and EPUB Editor based on the rendering engine of Firefox® | 3.1 | Open source | July 20, 2025 | 265.2 MB | 34K ↓ |
| 5 |  Kindle Comic ConverterKindle Comic Converter is a Python app to convert comic/manga files or folders to EPUB, Panel View MOBI or E-Ink optimized CBZ. | 12.0.0 | Open source | September 27, 2026 | — | 6K ↓ |
| 6 | Aausweisapp2Authenticate to websites with german ID. | 2.6.1 | Open source | | — | 88K ↓ |
| 7 |  Suwayomi ServerA free and open source manga reader that runs extensions built for Mihon(Tachiyomi). | v2.4.2366 | Open source | September 29, 2026 | — | 4.7K ↓ |
| 8 |  YACReaderRead, browse and manage your comics collection. | 10.4.0 | Open source | October 9, 2026 | — | 9.3K ↓ |
| 9 |  gImageReaderA Gtk/Qt front-end to tesseract-ocr. | 3.4.4 | Open source | October 26, 2026 | — | 4.9K ↓ |
| 10 |  Fluent ReaderModern desktop RSS reader built with Electron, React, and Fluent UI. | 1.2.2 | Open source | August 22, 2026 | — | 610 ↓ |
| 11 |  PDF-XChange EditorThe smallest, fastest and most feature-rich free PDF viewer/editor on the market. | 11.1.1.0 | Proprietary | October 22, 2026 | 402.2 MB | 1.3M ↓ |
| 12 |  ComicTaggerComicTagger is a multi-platform app for writing metadata to digital comics, written in Python and PyQt. | 1.6.0-beta.6 | Open source | September 8, 2025 | — | 5.7K ↓ |
| 13 |  HakuNeko DesktopHakuNeko is a cross-platform downloader for manga and anime from various websites. HakuNeko does not host anything by itself. | 6.1.7 | Open source | March 30, 2021 | — | 1.2K ↓ |
| 14 |  OpenComicComic and Manga reader, written with Node.js and using Electron | 1.6.5 | Open source | December 22, 2025 | — | 1.1K ↓ |
| 15 |  HoudokuManga reader and library manager for the desktop | 2.16.0 | Open source | December 17, 2024 | — | 415 ↓ |
| 16 |  Tachidesk-JUIA free and open source manga reader to read manga from a Tachidesk server. | 1.3.3 | Open source | April 5, 2025 | — | 919 ↓ |
| 17 |  PDF-XChange PROAll the features of PDF-XChange Editor Plus, PDF-Tools and PDF-XChange Standard in one economical bundle. | 11.1.0.0 | Proprietary | September 29, 2026 | 454.1 MB | 96.1K ↓ |
| 18 |  webtoon-dlA cli for downloading content from webtoon.com | 0.1.0 | Open source | July 10, 2026 | — | 450 ↓ |
| 19 | MmupdfA lightweight PDF, XPS, and E-book viewer | 1.28.5 | Open source | | — | 22.5K ↓ |
| 20 |  ReadestAn open-source ebook reader designed for immersive and deep reading experiences. | 0.12.16 | Open source | October 14, 2026 | — | ★ 25.5K |
| 21 | AAmazon KindleYour library on your PC - read your books on your PC with the free Kindle app. | 2.9.1.71006 | Proprietary | April 20, 2026 | — | — |
| 22 |  calibre portablePortable version of Calibre, a powerful and easy to use e-book manager | 8.12.0.0 | Open source | October 1, 2025 | 187.0 MB | ★ 26.2K |
| 23 |  Kindle PreviewerPreview your eBook before you publish it | 3.107.0 | Free | September 3, 2026 | 388.3 MB | 7.8K ↓ |
| 24 |  Amazon Send to KindleSend personal documents to your Kindle from your PC. | 1.1.1.260 | Proprietary | May 5, 2026 | — | 6.3K ↓ |
| 25 |  Koodo ReaderAll-in-one ebook reader | 2.4.6 | Open source | October 6, 2026 | 113.5 MB | ★ 28.6K |
| 26 |  KoharuML-powered manga translator, written in Rust. | 0.83.5 | Open source | September 21, 2026 | — | ★ 6.5K |
| 27 |  AnxReaderFeaturing powerful AI capabilities and supporting various e-book formats, it makes reading smarter and more focused. | 1.14.0 | Open source | March 19, 2026 | — | ★ 9K |
| 28 |  PDF StudioAffordable, Powerful PDF Editor for Windows, Mac, Linux | 2024.0.1 | Proprietary | July 10, 2024 | 187.2 MB | 531 ↓ |
| 29 |  MComixMComix is a user-friendly, customizable image viewer. | 3.2.0 | Open source | September 24, 2026 | — | 1.7K ↓ |
| 30 |  ThoriumA cross platform desktop reading app, based on the Readium Desktop toolkit | 3.5.1 | Open source | September 2, 2026 | — | ★ 2.9K |
| 31 |  KomgaMedia server for comics/mangas/BDs/magazines/eBooks with API and OPDS support | 1.24.3 | Open source | April 14, 2026 | 727 KB | ★ 6.8K |
| 32 |  HakuNeko Desktop NightlyHakuNeko is a cross-platform downloader for manga and anime from various websites. HakuNeko does not host anything by itself. | 20200705.1 | Open source | March 30, 2026 | — | ★ 6.4K |
| 33 |  ReadAnyAn AI-powered e-book reader with intelligent chat, semantic search, annotation, and knowledge management. | 1.3.6 | Open source | August 16, 2026 | — | ★ 2.9K |
| 34 |  KccKCC (a.k.a. Kindle Comic Converter) is a comic and manga converter for ebook readers. | 10.1.3 | Open source | June 2, 2026 | — | ★ 5.9K |
| 35 |  VeneraNextA comic app. | 1.18.1 | Open source | October 25, 2026 | — | ★ 1.8K |
| 36 |  AnymeXAn Open Source app for Tracking Multi Service (AL, MAL, SIMKL) | 3.1.9 | Open source | October 25, 2026 | — | ★ 1.3K |
| 37 |  kaf-cliA command line tool to convert TXT text to ePub and Mobi eBooks | 1.3.16 | Other licence | May 31, 2026 | — | ★ 1K |
| 38 |  AlexandriaMinimalistic cross-platform eBook reader | 0.13.2 | Open source | March 22, 2026 | — | ★ 2.7K |
| 39 | FFoxit PDF ReaderIndustry’s most powerful PDF Reader Solution. | 2025.2.0.33046 | Proprietary | August 15, 2025 | 212.4 MB | — |
| 40 | FFoxit PDF ReaderIndustry’s most powerful PDF Reader Solution. | 2026.2.1.39815 | Proprietary | September 23, 2026 | 368.0 MB | — |
| 41 | OOkularThe Universal Document Viewer | 26.08.1 | Open source | September 16, 2026 | — | — |
| 42 |  bookhunterA download tool for clawing the eBooks from the Internet. | 0.14.5 | Open source | January 6, 2025 | — | ★ 1.3K |
| 43 |  Libgen DesktopBrowsing a local copy of LibGen catalog | 1.4.1 | Free | September 28, 2021 | — | ★ 1.9K |
| 44 |  Kiwix JSKiwix Offline Wikipedia and ZIM File Reader | 3.9.3.0 | Open source | September 30, 2026 | — | ★ 294 |
| 45 |  Kiwix JS ElectronKiwix Offline Wikipedia and ZIM File Reader packaged for the Electron framework | 3.9.3-E | Open source | September 30, 2026 | — | ★ 294 |
| 46 |  DarkThumbsAdds thumbnail preview to Windows Explorer for EPUB, FB2 and Kindle ebooks; CBZ, CBR, RAR and ZIP archives. | 2.1 | Free | June 19, 2025 | — | ★ 666 |
| 47 |  Scantailor-ExperimentalScan Tailor Experimental is an interactive post-processing tool for scanned pages. | 1.2026.05.05 | Open source | May 6, 2026 | — | ★ 151 |
| 48 |  PageEditAn ePub visual XHTML editor based on Sigil's Deprecated BookView. It uses WebEngine instead of WebKit. | 2.7.6 | Open source | March 19, 2026 | — | ★ 310 |
| 49 |  MokuMoku is a fast, minimal manga reader frontend for Suwayomi-Server. | 0.14.1 | Open source | October 25, 2026 | — | ★ 187 |
| 50 |  ReaderA cross-platform desktop port of the Legado reading app. | 1.6.0 | Open source | October 24, 2026 | — | ★ 96 |