Source Serif 4
Source Serif 4 reproduces Stymie's core metrics: matching x-height, similar descender depth, and equivalent stroke modulation create near-identical text color on the page.
Source Serif 4 specimen — rendered live
Bold — 700
Source Serif 4 captures the geometric precision that defines Stymie
Regular — 400
As a free structural alternative to Stymie, Source Serif 4 delivers comparable proportions and visual weight for headings, body text, and interface elements. Evaluate its x-height, stroke contrast, and terminal treatment at your target sizes to confirm compatibility with your layout.
Uppercase
ABCDEFGHIJKLM
Lowercase + Figures
abcdefghijklm 0123456789
Strengths
- Bold slab terminals create strong visual presence
- Open-source license permits unlimited commercial use
- Distinctive character without sacrificing legibility
Limitations
- Fewer weight options than the premium original
- Some stylistic alternates may be absent
- Slab terminal proportions may differ subtly
Best Use Cases for Source Serif 4
- Editorial headlines and subheadings
- Brand identity for tech and media
Source Serif 4 delivers a credible alternative to Stymie for teams seeking transitional stroke contrast and balanced proportions without licensing costs. Best deployed for editorial headlines and subheadings, with testing recommended at target sizes to confirm optical compatibility.