CSpell

April 5, 2026 Ā· View on GitHub

unit tests integration tests lint OpenSSF Best Practices

coverage codecov Coverage Status

The CSpell mono-repo, a spell checker for code.

Support Future Development

GitHub Sponsors

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Documentation

Documentation - CSpell

Third-Party Video Presentations

Some videos related to CSpell and the Code Spell Checker for VS Code.

Packages

  • cspell-cli -- cspell-cli is useful for including cspell directly from GitHub.

    Example install: npm install -g git+https://github.com/streetsidesoftware/cspell-cli.

    This will add the cspell-cli command, which is an alias of the cspell command.

RFCs

LinkDescriptionStatus
rfc-0001Fixing common misspellingsDone
rfc-0002Improving Generated SuggestionsDone
rfc-0003Plug-ins: Adding file parsersIn Progress
rfc-0004Support Marking Issues as KnownNot started

CSpell for enterprise

Available as part of the Tidelift Subscription.

The maintainers of CSpell and thousands of other packages are working with Tidelift to deliver commercial support and maintenance for the open source packages you use to build your applications. Save time, reduce risk, and improve code health, while paying the maintainers of the exact packages you use. Learn more.

Security contact information

To report a security vulnerability, please email security@streetsidesoftware.com or use the Tidelift security contact. Tidelift will coordinate the fix and disclosure.

Versions

versionNodeStatusMaintenanceEnd of Free Support
cspell10.x22.18.xIn Active DevelopmentTBDTBD
cspell9.x20.xMaintenance2026-04-052026-10-01
cspell8.x18.xMaintenance2025-05-012025-06-01
cspell7.x16.xPaid support only12023-10-012023-11-07
cspell6.x14.14.xPaid support only12023-04-012023-05-01
cspell5.x12.xPaid support only1-2022-10-01
cspell4.x10.xPaid support only1-2022-05-01

Contributing

Contributions are welcome! See our contribution notes. Note: To add or remove words in a dictionary, visit cspell-dicts.

šŸ™ Special thanks to all of our amazing contributors! šŸ„°

Contributor Jason3S Contributor mrksbnc Contributor coliff Contributor LuckyWindsck Contributor thompson-tomo Contributor nschonni Contributor amanoji Contributor jrylan Contributor mad-gooze Contributor snyk-bot Contributor zo Contributor dsanders11 Contributor benmccann Contributor fisker Contributor dakotaJang Contributor aimagic Contributor abdusabri Contributor tlindsay42 Contributor caaatisgood Contributor pzmarzly Contributor naveensrinivasan Contributor thebolarin Contributor matt9ucci Contributor JounQin Contributor lostintangent Contributor Zamiell Contributor dflock Contributor DenysVuika Contributor amir-rahmanii Contributor AhmedAlaa4611 Contributor ScottRudiger Contributor rivy Contributor rasa Contributor roman-petrov Contributor orta Contributor ollelauribostrom Contributor alexandear Contributor ndelangen Contributor nvuillam Contributor charpeni Contributor exhuma Contributor 74th Contributor ssbarnea Contributor regseb Contributor zwaldowski Contributor cylewaitforit Contributor hzhu Contributor jonz94 Contributor mrazauskas Contributor richbeck2 Contributor wtgtybhertgeghgtwtg Contributor wujekbogdan Contributor siosio34 Contributor ADTC Contributor kachkaev Contributor AlexJameson Contributor AlekSi Contributor alicewriteswrongs Contributor aminya Contributor bluwy Contributor screendriver Contributor Namchee Contributor valcosmos Contributor d2s Contributor dimitropoulos Contributor evenstensberg Contributor tribut Contributor HoussemDellai Contributor jmatsuzawa Contributor joshje Contributor kamontat Contributor kenji-miyake Contributor fughilli Contributor Ki-er Contributor Jason-Rev Contributor Maxim-Mazurok Contributor bisubus


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Footnotes

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