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Libre Franklin vs Source Sans 3
Libre Franklin and Source Sans 3 are both freely available sans-serif fonts often used as alternatives to the same premium typefaces. Libre Franklin serves as a replacement for 21 premium fonts while Source Sans 3 covers 22. This comparison helps you pick between two strong open-source options.
Design DNA
Design overlap:25%
Libre Franklin
Source Sans 3
Highlighted traits are shared between both fonts
Visual Comparison
Libre Franklin
FreeAa Bb Cc 123
The quick brown fox jumps over the lazy dog
ABCDEFGHIJKLMNOPQRSTUVWXYZ
abcdefghijklmnopqrstuvwxyz
0123456789 !@#$%^&*()
Source Sans 3
FreeAa Bb Cc 123
The quick brown fox jumps over the lazy dog
ABCDEFGHIJKLMNOPQRSTUVWXYZ
abcdefghijklmnopqrstuvwxyz
0123456789 !@#$%^&*()
Feature Comparison
| Feature | Libre Franklin | Source Sans 3 |
|---|---|---|
| Type | Free | Free |
| Classification | sans-serif | sans-serif |
| Variable Font | Yes | Yes |
| Weights | Variable (100-900) | Variable (100-900) |
| Italics | Yes | Yes |
| License | OFL-1.1 | OFL-1.1 |
| Language Support | latin, latin-extended, vietnamese | latin, latin-extended, cyrillic, cyrillic-extended, greek, greek-extended, vietnamese |
| Source | Google Fonts | Google Fonts |
Best Use Cases
Fonts that establish strong brand identity with distinctive character and versat...
Typography suited for magazines, newspapers, and long-form content. Editorial fo...
Typography optimized for user interfaces, design systems, and digital products. ...
Typography for tech companies, software products, and digital innovation. Tech f...
Typography for desktop and web applications, software interfaces, and digital to...
Typography for established businesses, enterprise software, and professional ser...
Typography for print and digital publishing, book design, and editorial producti...
Typography for creative work, artistic projects, and experimental design. Creati...
Weight & Style Coverage
Performance Comparison
| Metric | Libre Franklin | Source Sans 3 |
|---|---|---|
| Score | 55/100 | 59/100 |
| File Size | 253.2 KB | 380.1 KB |
| Weights | 9 (var) | 9 (var) |
| Italics | Yes | Yes |
| Variable Font | Yes (1 axes) | Yes (1 axes) |
| Language Groups | 3 | 7 |
| CDN Delivery | Yes | Yes |
| x-Height Ratio | 0.53 | 0.486 |
| Cap Height Ratio | 0.742 | 0.66 |
Libre Franklin is 33% lighter for the standard weight set (400, 400i, 700).
Which Should You Choose?
Recommended: Libre Franklin
- Replaces 21 premium fonts
- bold, professional character
- Popular in enterprise-corporate and financial-services
- Variable font with continuous weight range
- Free under OFL-1.1
Consider: Source Sans 3
- Replaces 22 premium fonts
- professional, clean character
- Popular in enterprise-corporate and government-public-sector
- Variable font with continuous weight range
- Broader language and script support
Premium Font Coverage
Both replace (13)
Only Libre Franklin (8)
Only Source Sans 3 (9)
Libre Franklin covers 21 premium fonts vs Source Sans 3's 22