Adobe Multiple Master Metrics font file

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Multiple Master Metrics (MMM) files are the multiple master equivalent of the single master font PFM files. A multiple master base font is composed of a PFM file, a PFB file, and an MMM file.

Identify it

Extensions	`.mmm`
Signatures	`0a010100436f7079726967687420` at byte 0 (Adobe Multiple Master Metrics Font file)
PRONOM	`fmt/521`
Wikidata	`Q58237034`

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Open it

Adobe Type Managerreads and writes
Adobe Type Manager, version 3.02reads and writes

Convert it

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Sources

PRONOM fmt/521
Wikidata Q58237034

From PRONOM, Wikidata. Updated 2026-10-20.

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