Content & Communication

Multi-Language Support (i18n)

Implement comprehensive internationalization (i18n) and localization (l10n) with dynamic language switching, RTL support, locale-aware formatting, and translation management workflows.

Complexity: Medium 8-13 effort units 2-3 weeks

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Project Milestone & Feature Breakdown

3

Project Milestones

6

Features

11

Total Effort Units

1

i18n Framework Setup

Set up internationalization framework

3 pts 3-5 days 2 Features

i18n Library Integration

2 pts Simple

Integrate react-i18next or similar

Language Detection

1 pts Simple

Detect user language preferences

Deliverables

i18n framework
Language detection
Translation keys

2

Translation Management

Manage translations and localization

5 pts 1 week 2 Features

Translation Files

2 pts Simple

Organize translation JSON files

Translation UI

3 pts Medium

Interface for managing translations

Deliverables

Translation files
Management UI
Import/export

3

Locale Formatting & RTL

Format dates, numbers, and support RTL

3 pts 3-5 days 2 Features

Format Localization

2 pts Simple

Locale-aware date, number, currency formatting

RTL Support

1 pts Simple

Right-to-left language support

Deliverables

Formatting utilities
RTL CSS
Locale switching

Technical Stack

react-i18next i18next date-fns Intl API React Lokalise/Crowdin

Key Considerations

Translation completeness

Pluralization rules

Context-aware translations

SEO for multilingual content

Translation workflow

Success Criteria

All UI text translatable

Language switching works

Dates and numbers formatted correctly

RTL languages display properly

Translation workflow efficient

Related Use Cases

View All Use Cases

Medium

Multi-Currency & Localization

8-13 effort units 2-3 weeks

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