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The Fluent Language A localization system for natural-sounding translations

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A language for localization? Do we need it?

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First version “Let’s hardcode all strings! It won’t be an issue!”

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Second version “Let’s map our strings in both languages into json fi les”

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Third version 🤷

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Before talking the technical side, let’s talk about our languages

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Our languages are diverse

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In French, zero is singular!

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In French, zero is singular!

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In French, zero is singular!

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Polish is a language with the paucal system. We have one word for few, and another word for many ?????

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Do you want to clear the fi le(s)? File A
 File B
 …

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Do you want to clear the fi le(s)? File A
 File B
 …

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Do you want to clear the fi le(s)? File A
 File B
 …

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Do you want to clear the fi le(s)? File A
 File B
 …

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Gender Article Grammatical Case Politeness …

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There are many rules within each language

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We need to map these rules to our software

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But how to do it in a scalable way?

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XLIFF

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ICU MessageFormat

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Hey, he found 2 results. {
 GENDER: 'male',
 RES: 2
 } ICU MessageFormat + =

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ARB

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Fluent

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Fluent is a Mozilla language developed with the aim of solving issues - and we can also take advantage of it to solve our issues

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“ With almost 100 supported languages, Firefox faces many localization challenges. ”

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“ There are many grammatical and stylistic variations that don’t map one-to-one between languages. ”

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Asymmetric Localization

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Referencing Messages Selectors Variables Attributes Comments Functions Writing Text

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Selectors Variables Comments Functions Writing Text Referencing Messages Attributes

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Fluent is just the format. We need a client

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@ fl uent/bundle (vanilla)

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@ fl uent/bundle @ fl uent/react (vanilla)

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@ fl uent/bundle @ fl uent/react (vanilla) Developed by Mozilla

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@ fl uent/bundle @ fl uent/react (vanilla) (it isn't fl uent- fi rst) i18next Developed by Mozilla

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@ fl uent/bundle @ fl

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@ fl uent/bundle @ fl

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@ fl uent/bundle @ fl

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@ fl uent/bundle @ fl

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@ fl uent/bundle @ fl

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@ fl uent/react react-i18next Original and full code on github.com/mozilla/pontoon

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@ fl uent/react react-i18next Original and full code on github.com/mozilla/pontoon

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@ fl uent/react react-i18next Original and full code on github.com/mozilla/pontoon

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@ fl uent/react react-i18next Original and full code on github.com/mozilla/pontoon

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@ fl uent/react react-i18next Original and full code on github.com/ fi refox-devtools/pro fi ler

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@ fl uent/react react-i18next Original and full code on github.com/ fi refox-devtools/pro fi ler

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@ fl uent/react react-i18next Original and full code on github.com/ fi refox-devtools/pro fi ler

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@ fl uent/react react-i18next Original and full code on github.com/ fi refox-devtools/pro fi ler

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@ fl uent/react react-i18next Original and full code on github.com/mozilla/pontoon

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@ fl uent/react react-i18next Original and full code on github.com/mozilla/pontoon

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@ fl uent/react react-i18next Original and full code on github.com/ fi refox-devtools/pro fi ler

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@ fl uent/react react-i18next Original and full code on github.com/mozilla/fxa

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@ fl

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@ fl

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@ fl

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Who is using?

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Furthermore…

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project fl uent.org/play

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github.com/mozilla/pontoon

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github.com/macabeus/ fl uent-typescript

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github.com/macabeus/ fl uent-typescript

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github.com/macabeus/vscode- fl uent

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github.com/macabeus/vscode- fl uent

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github.com/macabeus/vscode- fl uent

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github.com/macabeus/vscode- fl uent

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github.com/macabeus/vscode- fl uent

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github.com/macabeus/vscode- fl uent

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github.com/macabeus/vscode- fl uent

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github.com/macabeus/vscode- fl uent

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github.com/macabeus/jest-environment-vscode-extension

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github.com/macabeus/jest-environment-vscode-extension

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gambiconf.dev

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twitter.com/gambiconf

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Macabeus Software Engineer at Anima. We are recruiting! /macabeus /bmacabeus