ftl
What is a .ftl file?
text/plain
Fluent (.ftl) is Mozilla's localization file format for natural-sounding translations with placeholders, plurals, and selectors. Catalogs are plain text and designed for readable, maintainable UI strings.
How to use a .ftl file
Use a SAMPLE .ftl catalog to test Fluent parsers, plural/select resolution, and CAT tool import/export against known keys.
Download example .ftl files
- Fluent (.ftl) — EnglishMozilla Fluent SAMPLE catalog (English) with placeholders and plural select — for Fluent parsers and CAT tools.
- Fluent (.ftl) — SpanishMozilla Fluent SAMPLE catalog (Spanish) with placeholders and plural select — for Fluent parsers and CAT tools.
- Fluent (.ftl) — FrenchMozilla Fluent SAMPLE catalog (French) with placeholders and plural select — for Fluent parsers and CAT tools.
- Fluent (.ftl) — Arabic RTLMozilla Fluent SAMPLE catalog (Arabic RTL) with placeholders and plural select — for Fluent parsers and CAT tools.
- Fluent (.ftl) — Hebrew RTLMozilla Fluent SAMPLE catalog (Hebrew RTL) with placeholders and plural select — for Fluent parsers and CAT tools.
- Fluent (.ftl) — English USMozilla Fluent SAMPLE catalog (English US) with placeholders and plural select — for Fluent parsers and CAT tools.