The PDF file format is one of the most common file formats in use today. This article recommends the best open source PDF viewers.
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Tag: pdf
Paperlib – academic paper and reference manager
Paperlib manages academic papers and PDFs with automatic metadata retrieval, smart filters, full-text search, notes and reference export.
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papers – command-line bibliography and PDF manager
papers manages research PDFs and BibTeX collections with metadata retrieval, duplicate checks, file renaming, Git history, and undo.
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OnePDFPlease – TUI for working with PDF files
OnePDFPlease is a terminal-based PDF toolkit with vim keybindings providing a keyboard-driven interface for various PDF related tasks
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miro – native PDF viewer with configurable keybindings
miro is a PDF viewer with Vim-style navigation, dark mode, document search, bookmarks, annotations and support for multiple tabs.
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hygg – Vim-inspired document reader for the terminal
hygg is a keyboard-driven document reader for PDF, EPUB and other formats with persistent bookmarks, document search and optional syncing.
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pdfcpu – PDF processing library
pdfcpu is a PDF processing library written in Go that supports encryption and offers both an API and a command-line interface (CLI).
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Gorae – terminal-based document and bibliography manager
Gorae is a terminal document librarian for PDFs, EPUBs and Markdown with full-text search, tags, backlinks, previews and optional AI chat.
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dodo – fast and configurable PDF viewer
dodo is billed as a fast, keyboard-friendly PDF reader built for smooth reading, quick navigation, and deep customization.
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mcat – extended cat command
mcat views images, video, Markdown, PDFs and Office documents in the terminal, accepting local files, URLs and data from standard input.
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lumus – read PDF files directly in your terminal
Lumus is a command-line tool written in Go that allows you to read PDF files directly in your terminal.
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Dangerzone – make PDFs safe
Dangerzone takes potentially dangerous PDFs, office documents, or images and convert them to a safe PDF.
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tdf – TUI-based PDF viewer
tdf is a responsive PDF viewer for the terminal, offering asynchronous rendering, document searching, hot reloading and optional EPUB support.
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Xapers – personal journal article indexing and management
Xapers indexes academic PDFs and bibliographic metadata for full-text searching, tagging, document retrieval, and BibTeX export.
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npdfr – command-line PDF reader
npdfr is an ncurses-based PDF reader for Linux, designed for fast document searching, keyboard navigation and viewing multiple PDF files.
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apvlv – Vim-like graphical document viewer
apvlv is a Vim-like graphical document viewer for Linux supporting PDF, EPUB, TXT, FB2, MOBI, CBZ and HTML with keyboard-driven control.
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Readest – modern cross-platform eBook reader
Readest is a modern Linux eBook reader with multi-format support, annotations, library management, syncing, TTS and accessibility tools.
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IceBox converts images into a PDF file
IceBox is a simple and intuitive desktop application that allows you to convert multiple images into a single, high-quality PDF document.
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plakativ stretches PDF or raster image across multiple pages
plakativ is software to stretch a PDF document or raster image across multiple pages. It’s written in Python.
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JasperReports – Java business reporting engine
JasperReports Library creates business reports with JRXML templates, subreports, charts, parameters and exports to PDF, HTML and Excel.
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