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Marcel

JSON →
library 1.2.1 ·ruby
✓ verified Jun 18, 2026
utility

Simple MIME type detection using magic numbers, filenames, and extensions.

Resources

docswww.rubydoc.info/gems/marcel/ ↗
githubgithub.com/rails/marcel ↗

API endpoints

full doc /v1/registry/marcel
install /v1/registry/marcel/install