Source Serif 4
serif · Frank Grießhammer
Source Serif 4
The quick brown fox jumps over the lazy dog
The quick brown fox jumps over the lazy dog
ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz 0123456789 & ! ? @ # $ % ( ) “ ”
Source Serif 4
The quick brown fox jumps over the lazy dog
The quick brown fox jumps over the lazy dog
ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz 0123456789 & ! ? @ # $ % ( ) “ ”
Kits using Source Serif 4
See the typeface as part of a complete system, not in isolation.
Pairs well with
Curated pairings that include Source Serif 4.
Literary
Libre Baskerville
Body copy set at a comfortable reading size. The pair holds up across a headline, a paragraph, and the small print underneath it.
Libre Baskerville heading · Source Serif 4 body · Source Code Pro mono
Source Serif 4 FAQ
What kind of typeface is Source Serif 4?
Source Serif 4 is a serif typeface designed by Frank Grießhammer. Preview it in regular and bold weights and inspect its full character set above.
Which design kits use Source Serif 4?
1 Identity Forge design kit pair Source Serif 4 into a complete brand system, with matching colors, semantic tokens, and a DESIGN.md a coding agent builds from. The design kits using this font are listed above.
Can I use Source Serif 4 in my brand for free?
Yes. Source Serif 4 is a Google Font, and you can apply it as your brand's typography in Identity Forge for free, then export the whole system (CSS, Tailwind, DTCG, or a shadcn registry) for your coding agent.
How do I use Source Serif 4 with a coding agent?
Pick a design kit that uses it (or set it as a typography override), then install via the Identity Forge MCP server, the CLI (npx identityforge@latest apply <kit-slug>), or a shadcn registry endpoint. Each writes the fonts, tokens, and DESIGN.md into your project.