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Atom 1.21.0

  -  129 MB  -  Open Source
Free Download

Security Status

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of Atom 1.21.0.


For those interested in downloading the most recent release of Atom for Mac or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


We would love to hear from you

If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

Download Atom 1.21.0

  • Atom 1.21.0 Screenshots

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    Atom 1.21.0 Screenshot 1
  • Atom 1.21.0 Screenshot 2
  • Atom 1.21.0 Screenshot 3
  • Atom 1.21.0 Screenshot 4

What's new in this version:

- Language Server Protocol support and integration via atom-languageclient and atom-ide-ui
- New filesystem watcher API to unify implementations and conserve system resources
- More PR timeline events and build status are now available in the GitHub pane
- MacOS native tabs are now supported
- Restored Atom's ASAR archive to improve to improve performance in several scenarios, most notably installation on Windows
- Lots of language-specific grammar improvements, including the addition of TypeScript

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