Formats

The formats, and what each one gets wrong

Every localization format stores the same thing and disagrees about how. These pages are about the disagreements: where plurals live, what carries context, and which escape rule fails silently.

.po / .pot

Gettext PO

Plural header written per language

.xcstrings

Apple String Catalog

One file, split back into languages

strings.xml

Android strings.xml

Escaping that survives the build

.arb

Flutter ARB

The @ metadata kept as context

.xlf / .xliff

XLIFF

1.2 and 2.0, review states intact

.json

i18next JSON

The suffixes each language needs

.yml / .yaml

Rails YAML

Locale root written per language

.csv

CSV

Your column names, any delimiter

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