Single Locale Design
Single Locale Design is a software development approach where an application is initially built and tested for a single language, region, or cultural context before expanding to support multiple locales. It focuses on creating a solid, functional core product without the complexity of internationalization (i18n) or localization (l10n) from the start. This methodology is often used in agile or startup environments to accelerate time-to-market and validate product-market fit in a specific region.
Developers should use Single Locale Design when launching a minimum viable product (MVP) or targeting a specific geographic market first, as it reduces initial development overhead and allows for faster iteration. It's particularly useful for startups or projects with limited resources, enabling teams to focus on core functionality and user experience before investing in internationalization. This approach helps validate assumptions and gather feedback in a controlled environment, making it easier to adapt the codebase for multiple locales later if needed.