A sleek Chrome Side Panel extension for quickly accessing Unicode characters, converting text into stylized fonts, and managing your favorite glyphs — all without leaving your browser.
Convert any text into 12 beautiful Unicode mathematical font styles in real time:
| Style | Example |
|---|---|
| Bold | 𝐇𝐞𝐥𝐥𝐨 |
| Italic | 𝐻𝑒𝑙𝑙𝑜 |
| Bold Italic | 𝑯𝒆𝒍𝒍𝒐 |
| Script | ℋ𝒶𝓁𝓁ℴ |
| Bold Script | 𝓗𝓮𝓵𝓵𝓸 |
| Fraktur | ℌ𝔢𝔩𝔩𝔬 |
| Double-Struck | ℍ𝕖𝕝𝕝𝕠 |
| Bold Fraktur | 𝕳𝖊𝖑𝖑𝖔 |
| Sans-Serif | 𝖧𝖾𝗅𝗅𝗈 |
| Sans-Serif Bold | 𝗛𝗲𝗹𝗹𝗼 |
| Sans-Serif Italic | 𝘏𝘦𝘭𝘭𝘰 |
| Monospace | 𝙷𝚎𝚕𝚕𝚘 |
Type into the input box and all styles update instantly. Hit Copy to copy the converted text to your clipboard.
Search 857 curated Unicode characters by name or keyword:
heart→ ❤ 💙 ♥ …arrow→ → ⇒ ⟶ …math→ ∑ ∞ ∂ …star→ ★ ✦ ✨ …x→ 𝕏 ✕ × …
Click any character to instantly copy it to your clipboard.
- Long-press or right-click any glyph to add it to Favorites.
- Favorites are persisted in the browser's
localStorage— they survive browser restarts. - A dedicated Favorites tab lets you manage your saved glyphs.
The top of the panel shows your 10 most recently used characters for quick re-access.
Automatically matches your system preference, with a manual toggle button in the header.
- Go to the Releases page.
- Download the latest
GlyphBox-vX.X.X.zip. - Unzip the file to a permanent folder on your computer.
- Open Chrome and navigate to
chrome://extensions/. - Enable Developer mode (toggle in the top-right corner).
- Click "Load unpacked" and select the unzipped folder.
- The GlyphBox icon will appear in your Chrome toolbar.
- Click the icon to open the Side Panel.
git clone https://github.com/Cygra/GlyphBox.gitThen follow steps 4–8 above, pointing to the cloned folder.
| Action | How |
|---|---|
| Convert text | Type in the Style tab input box |
| Copy a style | Click the ⎘ Copy button on any style card |
| Search Unicode | Switch to the Search tab, type a keyword |
| Copy a glyph | Click any glyph card |
| Add to favorites | Right-click or long-press a glyph card |
| Remove favorite | Right-click or long-press in the Favorites tab |
| Toggle dark mode | Click the 🌙/☀️ button in the header |
| Clear recent | Click Clear next to "Recent" |
GlyphBox/
├── manifest.json # Chrome Extension Manifest v3
├── background.js # Service worker — opens side panel on action click
├── sidepanel.html # Main side panel UI
├── sidepanel.css # Styles (CSS variables, light/dark themes)
├── sidepanel.js # App logic (converter, search, favorites, history)
├── unicode-data.js # Curated Unicode dataset (857 entries)
├── icons/ # Extension icons (16, 32, 48, 128 px)
└── README.md
- Manifest Version: 3 (MV3)
- APIs used:
chrome.sidePanel,localStorage,Clipboard API - No external dependencies — pure HTML / CSS / JavaScript
- Unicode conversion: pure mathematical code-point arithmetic (no lookup tables for A–Z)
- Search: full-text match against curated name + keyword fields
Chrome Extension | Unicode | Glyph | Symbol | Side Panel | Text Converter | Font Styles | Clipboard | Emoji | Math Symbols | Monospace | Double-Struck | Fraktur | Script Font | Favorites
MIT © 2024 GlyphBox contributors
