Compare software

csviewVisiData
Free

Free and open source under MIT or Apache 2.0.

 Free

Free and open source under GPL-3.0, supported by donations.

Command line macOS, Linux, Command line
  • Small and fast
  • Correct alignment of CJK text and emoji
  • Opens dozens of data formats, including Excel and SQLite
  • Handles millions of rows quickly
  • A viewer only, with no editing
  • Limited to delimited text files
  • Keyboard-driven interface with many commands to learn
  • Some formats need extra Python packages
Downloadable app Downloadable app
Open source Open source
License: MIT OR Apache-2.0 License: GPL-3.0
No account needed No account needed
Works offline Works offline

Checked October 1, 2026

Checked September 23, 2026

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