A CLI tool and Ruby gem for converting between Mozilla's Fluent localization format and other formats, currently including Android XML string resources and GNU gettext PO files.
This project provides a CLI for:
- Android XML conversion: Convert between Fluent (.ftl) files and Android XML string resources
- PO conversion: Convert between Fluent (.ftl) files and GNU gettext PO format
cargo build --release
./target/release/fluent-tools --helpcd ruby
gem build fluent-tools.gemspec
gem install fluent-tools-*.gem# Convert Fluent to Android XML
fluent-tools android from-fluent -i input.ftl -o output.xml
# Convert Android XML to Fluent
fluent-tools android to-fluent -i input.xml -o output.ftl
# Convert Android XML to Fluent using original file for variable mapping
fluent-tools android to-fluent -i input.xml -o output.ftl --original-fluent original.ftl# Convert Fluent to PO format
fluent-tools po from-fluent -i input.ftl -o output.po -l en-US
# Convert PO to Fluent format
fluent-tools po to-fluent -i input.po -o output.ftlrequire 'fluent_tools'
# Android XML conversion
FluentTools.fluent_to_android('input.ftl', 'output.xml')
FluentTools.android_to_fluent('input.xml', 'output.ftl')
FluentTools.android_to_fluent('input.xml', 'output.ftl', original_fluent: 'original.ftl')
# PO conversion
FluentTools.fluent_to_po('input.ftl', 'output.po', locale: 'en-US')
FluentTools.po_to_fluent('input.po', 'output.ftl')├── src/
│ ├── main.rs # Main CLI entry point
│ ├── android/ # Android XML conversion modules
│ ├── po/ # PO conversion modules
│ └── shared/ # Shared modules, Fluent parser
├── ruby/ # Ruby gem wrapper
- Convert Fluent messages to Android string resources
- Handle plurals
- Preserve comments
- Fluent variables are forwarded as-is
- Support for bidirectional conversion
- Convert Fluent to GNU gettext PO format
- Support for plural forms
- Preserve message context and comments
- Support for bidirectional conversion
cargo buildcargo testcd ruby
bundle install
bundle exec rspec