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typos vs codespell: catalog facts
typos	codespell
Best for: Developers who want spelling checks on code in CI or pre-commit	Best for: Developers checking source trees and text files for common typos
Free Free and open source under the MIT or Apache 2.0 licence.	Free Free and open source under the GPL-2.0 license.
Windows, macOS, Linux, Command line	Command line
Checks identifiers as well as comments and strings Can fix typos automatically All 3 strengths for typos Checks identifiers as well as comments and strings Can fix typos automatically Ready-made GitHub Action and pre-commit hooks	Checks source code and other text files Can apply suggested spelling fixes All 3 strengths for codespell Checks source code and other text files Can apply suggested spelling fixes Supports specific paths and file patterns
Only catches known misspellings, not every spelling error Command-line only, no graphical interface	Checks for common misspellings rather than all dictionary words Requires Python 3.9 or above
Downloadable app	Downloadable app
Open source	Open source
License: MIT OR Apache-2.0	License: GPL-2.0-only
No account needed	Not stated if an account is needed
Offline features available	Not stated if it works offline
Official website Full listing and sources Sources for typos github.com/crate-ci/typos Catalog checked October 1, 2026	Official website Full listing and sources Sources for codespell github.com/codespell-project/codespell Catalog checked October 8, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.