Enhance Text Editing in Firefox with Textern

Textern is a Firefox add-on designed for Linux users that enhances text editing capabilities within the browser. It allows users to edit any textbox using their preferred editor, such as vim, emacs, or sublime. The functionality is initiated by selecting the textbox and pressing Ctrl+Shift+D, which opens the chosen editor, streamlining the editing process. Textern is built on the WebExtension API, ensuring compatibility with future Firefox updates beyond version 57.

To use Textern, users must install both the add-on and a separate native application due to the WebExtension API's limitations in launching external applications directly. The default editor is gedit, but users can customize it in the add-on preferences. As changes are made in the external editor and saved, the corresponding textbox in Firefox updates automatically, providing a seamless editing experience.

App specs

  • License

    Free

  • Version

    0.8

  • Latest update

  • Platform

    firefox

  • Size

    16.21 KB

  • Developer

Program available in other languages



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Laws concerning the use of this software vary from country to country. We do not encourage or condone the use of this program if it is in violation of these laws.
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Is Textern safe?

100/100

Score result: Clean

This file passed a comprehensive security scan using VirusTotal technology. It is safe to download.

  • Virus free
  • Spyware free
  • Malware free
  • Verified by Security Partners

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Scan Info

Last scan
Wednesday, January 7, 2026
Scan provider
VirusTotal · Full report

File Integrity

File
0.8.xpi
SHA256
e7c6dab734b44148ab10b1d3db016059d571bf7b0537c4f33c153e00327225ee
SHA1
7f93c40c59e622c007ac6944cf891f770034cc39

Softonic security commitment

Textern has been thoroughly scanned by our advanced security systems and verified by industry-leading partners. This file comes from the official developer and has passed all our security checks, showing no signs of viruses, malware, or spyware. For more information, visit our Security and Trust Center