This is a (Firefox and Thunderbird) add-on (WebExtension) that allows you to convert text into more than 40 different font styles and casing changes. You can enable and disable any features in the options and adjust more settings regarding the behavior of the add-on. 😊 Convert text to any style you want! 😊 Just select text, right-click and let Unicodify convert the text into styles like:

Lowercase
Uppercase
Capitalize Each Word
Toggle Case
Superscript
Small Caps
Unicase
Serif
Sans-serif
Bold
Italic
Script
Fraktur
Monospace
Double-struck
Circled
Squared
Fullwidth

This is useful on websites that do not support changing the font or text formatting. 📢 More Features 📢

*Unicode autocorrection as you type:
- Autocorrect Unicode symbols (i.e. hyphens -- with –, fractions 1/4 with ¼, etc.). Supports more than 85 symbols.
- Use Unicode smart quotes ('single quotes' with ‘Unicode single quotes’ and "double quotes" with “Unicode double quotes”)
- Convert fractions and mathematical constants to Unicode characters (i.e. 1234.25 with 1234¼, etc.). Supports all Unicode fraction characters, Pi and e constants.
- Supports undoing autocorrections
Context menu with selected/highlighted text:
- Unicode font conversion (i.e. ꜱᴍᴀʟʟ ᴄᴀᴘꜱ, 𝒮𝒸𝓇𝒾𝓅𝓉, 𝔉𝔯𝔞𝔨𝔱𝔲𝔯, etc.). Supports more than 20 fonts.
- Change casing (i.e. UPPER CASE, lower case, tOGGLE cASE, etc.). Supports all locales.
- Optionally show a live preview.
Support websites as best as possible by providing website-specific workarounds or fallbacks, if needed. (if there is a problem, please report it)
Very fast, even when typing on large documents.
Supports the light/dark mode of your system automatically.
Settings automatically synced between all browser instances and devices (Firefox and Chrome only).
Follows the Firefox and Thunderbird Photon Design.
Puts your privacy first and does not send data anywhere.
Compatible with Firefox for Android.
Translated into several languages. Contribute your own language!
Settings can be managed by your administrator.

* ℹ️ The Unicode autocorrection feature is experimental and must be first enabled in the settings. 📝 Development 📝 The add-on is free/libre open-source software and developed on GitHub. Fork it on GitHub and contribute. There are some easy issues to start with. This extension works with modern Firefox and Thunderbird v112 or higher. 🙋‍♀️ Contribute 🙋‍♀️ You can easily get involved in this project and help. Here are some ideas:

📃 Translate this add-on into multiple languages!
🐛 Fix some easy issues and get started in add-on development (or just try out the development version)
💡 Or check out some other add-on issues (or translate them).

Or, in any case, support us by spreading the word! ❤️ 💬 Permissions 💬 This add-on requires as few permissions as possible. An explanation of all permissions, this add-on requests, can be found on this site.