Firefox Browser Add-ons
  • Extensions
  • Themes
    • for Firefox
    • Dictionaries & Language Packs
    • Other Browser Sites
    • Add-ons for Android
Log in
Preview of TxtEdit

TxtEdit by Pro Bandey

A free, highly customizable text and code editor that built for your browser.

Available on Firefox for Android™Available on Firefox for Android™
0 (0 reviews)0 (0 reviews)
Download Firefox and get the extension
Download file

Extension Metadata

Screenshots
About this extension
TxtEdit is a powerful text and code editor available as a browser extension. Built on top of the widely used CodeMirror editor, it provides a fast, customizable, and feature-rich editing experience directly in your browser.

Features
  • 📝 Edit plain text and source code files
  • 🎨 Highly customizable interface and editor settings
  • 📂 Open, edit, and save files directly from your device
  • ⌨️ Multiple editor keymaps, including popular layouts such as Sublime Text
  • 🌐 Support for 100+ programming and markup languages, including:
  • JavaScript
  • TypeScript
  • HTML
  • CSS
  • JSON
  • Python
  • C/C++
  • Java
  • And many more
  • 🧩 Available as a browser extension

User Interface

When you launch TxtEdit, you'll find:
  • Left Sidebar
  • Open files
  • Save files
  • Access settings and file management tools
  • Editor Area
  • Powered by CodeMirror for efficient text and code editing
  • Right Sidebar
  • Editor preferences
  • Appearance customization
  • Advanced configuration options

File Access

Modern Browsers

TxtEdit supports the File System Access API, allowing files to be opened, edited, and saved directly to your local filesystem without downloading copies.

Legacy Browser Support

For browsers that do not support the File System Access API, TxtEdit automatically falls back to the browser downloads API for saving files.

Privacy
  • 🔒 No internet connection is required after the application loads
  • 💻 All editing is performed locally in your browser
  • 🚫 No external services are used for file processing
  • 🔐 Your files remain on your device

Technology

TxtEdit is built on the excellent CodeMirror editor framework:
  • CodeMirror — https://codemirror.net/

License

TxtEdit incorporates various open-source libraries and dependencies. Please refer to the licenses of those individual projects for additional details.



TxtEdit aims to provide a lightweight, privacy-friendly, and fully featured editing environment for both text documents and source code directly within your browser.
Rated 0 by 0 reviewers
Log in to rate this extension
There are no ratings yet

Star rating saved

5
0
4
0
3
0
2
0
1
0
No reviews yet
Permissions and data

Optional permissions:

  • Download files and read and modify the browser’s download history

Data collection:

  • The developer says this extension doesn't require data collection.
Learn more
More information
Add-on Links
  • Homepage
  • Support site
  • Support Email
  • Copy add-on ID
Version
2.5
Size
1.46 MB
Last updated
4 days ago (Jun 4, 2026)
Related Categories
  • Web Development
  • Appearance
  • Tabs
License
Apache License 2.0
Version History
  • See all versions
Add to collection
Report this add-on
Go to Mozilla's homepage

Add-ons

  • About
  • Firefox Add-ons Blog
  • Extension Workshop
  • Developer Hub
  • Developer Policies
  • Community Blog
  • Forum
  • Report a bug
  • Review Guide

Browsers

  • Desktop
  • Mobile
  • Enterprise

Products

  • Browsers
  • VPN
  • Relay
  • Monitor
  • Pocket
  • Bluesky (@firefox.com)
  • Instagram (Firefox)
  • YouTube (firefoxchannel)
  • Privacy
  • Cookies
  • Legal

Except where otherwise noted, content on this site is licensed under the Creative Commons Attribution Share-Alike License v3.0 or any later version. Android is a trademark of Google LLC.