facebook.com
Last checked Sep 23, 2026. Run this site and want it removed? Request an opt-out.
All text on the page
- system-ui75%
- Optimistic19%
- Facebook Sans5.9%
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- Served by
- Self-hosted
- Font files
- 213 KB
- Preloaded fonts
- 0
- Families declared
- 58 (56 never used)
- Platform
- Custom or unknown
- Font hosts
- static.xx.fbcdn.net
History
Each row is a stretch of time where the fonts stayed the same. Rows marked Web archive are estimates from saved copies of the page and less reliable than our own crawl.
- Sep 23, 2026Our crawlsystem-ui
Every font face the page declares (58)
| Family as declared | Weights | Variable | Used |
|---|---|---|---|
| Optimistic AI VF | 300 800 | Yes | No |
| Segoe UI Historic | 400, 700 | No | No |
| Fix for Mac Chrome 80 | 500 | No | No |
| Facebook Sans Lighter | 400 | No | No |
| Facebook Sans Lighter Italic | 400 | No | No |
| Facebook Sans Light | 300 | No | No |
| Facebook Sans Light Italic | 300 | No | No |
| Facebook Sans Normal | 500 | No | Yes |
| Facebook Sans Normal Italic | 500 | No | No |
| Facebook Sans Bold | 600 | No | No |
| Facebook Sans Bolder | 900 | No | No |
| Facebook Sans Bolder Italic | 900 | No | No |
| Optimistic Text Light | 300 | No | No |
| Optimistic Text Light Swap | 300 | No | No |
| Optimistic Text Normal | 400 | No | No |
| Optimistic Text Normal Swap | 400 | No | No |
| Optimistic Text Medium | 500 | No | No |
| Optimistic Text Medium Swap | 500 | No | No |
| Optimistic Text Bold | 700 | No | No |
| Optimistic Text Bold Swap | 700 | No | No |
| Optimistic Text ExtraBold | 800 | No | No |
| Optimistic Text ExtraBold Swap | 800 | No | No |
| Optimistic Text Viet Light | 300 | No | No |
| Optimistic Text Viet Light Swap | 300 | No | No |
| Optimistic Text Viet Normal | 400 | No | No |
| Optimistic Text Viet Normal Swap | 400 | No | No |
| Optimistic Text Viet Bold | 700 | No | No |
| Optimistic Text Viet Bold Swap | 700 | No | No |
| Optimistic Text Arbc Light | 300 | No | No |
| Optimistic Text Arbc Light Swap | 300 | No | No |
| Optimistic Text Arbc Normal | 400 | No | No |
| Optimistic Text Arbc Normal Swap | 400 | No | No |
| Optimistic Text Arbc Bold | 700 | No | No |
| Optimistic Text Arbc Bold Swap | 700 | No | No |
| Optimistic Display Light | 300 | No | No |
| Optimistic Display Light Swap | 300 | No | No |
| Optimistic Display Medium | 500 | No | No |
| Optimistic Display Medium Swap | 500 | No | No |
| Optimistic Display Semibold | 600 | No | No |
| Optimistic Display Semibold Swap | 600 | No | No |
| Optimistic Display Bold | 700 | No | No |
| Optimistic Display Bold Swap | 700 | No | No |
| Optimistic Display Viet Light | 300 | No | No |
| Optimistic Display Viet Light Swap | 300 | No | No |
| Optimistic Display Viet Medium | 500 | No | No |
| Optimistic Display Viet Medium Swap | 500 | No | No |
| Optimistic Display Viet Bold | 700 | No | No |
| Optimistic Display Viet Bold Swap | 700 | No | No |
| Optimistic Display Arbc Light | 300 | No | No |
| Optimistic Display Arbc Light Swap | 300 | No | No |
| Optimistic Display Arbc Medium | 500 | No | No |
| Optimistic Display Arbc Medium Swap | 500 | No | No |
| Optimistic Display Arbc Bold | 700 | No | No |
| Optimistic Display Arbc Bold Swap | 700 | No | No |
| Optimistic | 300 800 | Yes | Yes |
| Optimistic DM | 300 800 | Yes | No |
| Instagram Sans Condensed | 400 | No | No |
| Instagram Sans Condensed Regular | 400 | No | No |