skim
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Description:
PDF reader and note-taking application
Type: Cask  |  Latest Version: 1.7.12@0  |  Tracked Since: Dec 28, 2025
Links: Homepage  |  formulae.brew.sh
Category: Productivity
Tags: pdf annotation productivity academic macos
Install: brew install --cask skim
About:
Skim is a PDF reader and note-taking application for macOS, designed as a dedicated viewer for scientific and academic papers. It provides powerful annotation tools, including notes, highlights, and snapshots, to enhance research workflows. The application is highly regarded for its ability to export notes in various formats, integrating seamlessly with reference managers.
Key Features:
  • Powerful PDF annotation tools (notes, highlights, snapshots)
  • Exportable notes and metadata
  • Integration with BibDesk and other reference managers
  • Full-text search and bookmarking
Use Cases:
  • Annotating academic papers and research documents
  • Managing notes and citations for scholarly writing
  • Reviewing and marking up technical documentation
Alternatives:
  • Preview – macOS built-in, lightweight, but lacks advanced annotation features.
  • Adobe Acrobat Reader – Industry standard, heavier resource usage, cross-platform.
  • Zotero – Reference manager with built-in PDF reader and note synchronization.
Version History
Detected Version Rev Change Commit
Jan 8, 2026 10:38am 1.7.12 0 VERSION_BUMP b3b2c090