thunderbird/thunderbird-l10n
Nov 2024 – Apr 2026
10 Months active
Languages Used
ftlpropertiesFreeMarkerLocalizationFTLJavaScriptplaintext
Technical Skills
InternationalizationLocalizationFluentfront end developmentinternationalizationlocalization
Ander Elortondo
PROFILE
Ander Elortondo
Ander Elor worked extensively on the thunderbird/thunderbird-l10n repository, delivering a series of localization and UI modernization features over ten months. He migrated legacy DTD and properties files to the Fluent localization framework, focusing on areas such as account creation, calendar management, and search UI. Using JavaScript and FTL, Ander improved internationalization workflows, enhanced accessibility with ARIA attributes, and updated Basque translations for key user-facing components. His work centralized and streamlined localization assets, reduced maintenance overhead, and enabled scalable, consistent UI translations. The depth of his contributions established a robust foundation for future multilingual feature development and release efficiency.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
26Total
Bugs
0
Commits
26
Features
15
Lines of code
1,303
Activity Months10
Your Network
350 peopleShared Repositories
350
Artem PolivanchukMember
Victor BychekMember
A S AlamMember
Bund10zMember
Proton.meMember
JoungKyun.KimMember
Adnan KičinMember
AlphaMember
aefgh39622@gmail.comMember
Work History
April 2026
3 Commits • 2 Features
Apr 1, 2026April 2026 performance summary focusing on delivering two major streams: localization modernization using Fluent and UI modernization. Key initiatives included migrating localization strings for Account Hub and Message Retention to Fluent, and removing legacy UI elements while updating Basque translations. These efforts reduce localization maintenance cost, improve international usability, and establish a scalable foundation for future feature work.
3 Commits • 2 Features
Apr 1, 2026April 2026 performance summary focusing on delivering two major streams: localization modernization using Fluent and UI modernization. Key initiatives included migrating localization strings for Account Hub and Message Retention to Fluent, and removing legacy UI elements while updating Basque translations. These efforts reduce localization maintenance cost, improve international usability, and establish a scalable foundation for future feature work.
April 2026
March 2026
5 Commits • 4 Features
Mar 1, 2026March 2026 — thunderbird/thunderbird-l10n: Fluent migrations and accessibility improvements delivered to strengthen localization workflow, UX, and accessibility compliance. Key changes include UI/UX enhancements and Fluent migrations for filter management components, a notification path for large attachments, and accessibility improvements across tree views. All changes are tracked with explicit commit references for traceability.
March 2026
5 Commits • 4 Features
Mar 1, 2026March 2026 — thunderbird/thunderbird-l10n: Fluent migrations and accessibility improvements delivered to strengthen localization workflow, UX, and accessibility compliance. Key changes include UI/UX enhancements and Fluent migrations for filter management components, a notification path for large attachments, and accessibility improvements across tree views. All changes are tracked with explicit commit references for traceability.
February 2026
4 Commits • 2 Features
Feb 1, 2026February 2026 monthly summary for thunderbird/thunderbird-l10n focused on localization improvements and preparation for periodic-run features. Delivered two major localization features, improved consistency across UI strings, and reduced future maintenance risk by migrating away from the legacy PluralForm.sys.mjs.
4 Commits • 2 Features
Feb 1, 2026February 2026 monthly summary for thunderbird/thunderbird-l10n focused on localization improvements and preparation for periodic-run features. Delivered two major localization features, improved consistency across UI strings, and reduced future maintenance risk by migrating away from the legacy PluralForm.sys.mjs.
February 2026
January 2026
1 Commits • 1 Features
Jan 1, 2026January 2026 performance snapshot for thunderbird/thunderbird-l10n: Delivered groundwork for Fluent-based account creation localization, enabling localized user-facing messages and aligning with localization migration roadmap. Part 1 of migrating accountCreationModel to Fluent completed, with a concrete commit reference.
January 2026
1 Commits • 1 Features
Jan 1, 2026January 2026 performance snapshot for thunderbird/thunderbird-l10n: Delivered groundwork for Fluent-based account creation localization, enabling localized user-facing messages and aligning with localization migration roadmap. Part 1 of migrating accountCreationModel to Fluent completed, with a concrete commit reference.
December 2025
2 Commits • 1 Features
Dec 1, 2025December 2025: Delivered major localization enhancements for the Thunderbird Search UI in thunderbird/thunderbird-l10n by migrating to Fluent. Implemented localization migration for search value labels, added a localized 'no matches' message, and prepared the ground for broader Fluent adoption. This work was executed through two commits aligned with Bug 2001222 and Bug 2000811, ensuring correct l10n attribute handling and porting of SearchDialog.dtd/search.properties to Fluent. Business value: improved international user UX, reduced translation maintenance, and scalable localization architecture for future features. Technologies demonstrated include Fluent localization framework, i18n best practices, DTD-to-Fluent migration, and cross-team code collaboration.
2 Commits • 1 Features
Dec 1, 2025December 2025: Delivered major localization enhancements for the Thunderbird Search UI in thunderbird/thunderbird-l10n by migrating to Fluent. Implemented localization migration for search value labels, added a localized 'no matches' message, and prepared the ground for broader Fluent adoption. This work was executed through two commits aligned with Bug 2001222 and Bug 2000811, ensuring correct l10n attribute handling and porting of SearchDialog.dtd/search.properties to Fluent. Business value: improved international user UX, reduced translation maintenance, and scalable localization architecture for future features. Technologies demonstrated include Fluent localization framework, i18n best practices, DTD-to-Fluent migration, and cross-team code collaboration.
December 2025
November 2025
3 Commits • 1 Features
Nov 1, 2025Monthly summary for 2025-11 focused on Thunderbird Fluent Localization Migration for UI components in the thunderbird-thunderbird-l10n repository. Completed migration to Fluent for key UI areas (message handling UI, news error page, and calendar invitations dialog) to enhance internationalization and user experience. This work reduces localization maintenance overhead and establishes a scalable path for broader locale coverage.
November 2025
3 Commits • 1 Features
Nov 1, 2025Monthly summary for 2025-11 focused on Thunderbird Fluent Localization Migration for UI components in the thunderbird-thunderbird-l10n repository. Completed migration to Fluent for key UI areas (message handling UI, news error page, and calendar invitations dialog) to enhance internationalization and user experience. This work reduces localization maintenance overhead and establishes a scalable path for broader locale coverage.
October 2025
1 Commits • 1 Features
Oct 1, 2025Month: 2025-10. Focus: Localization upgrade for Thunderbird Calendar Creation UI in thunderbird/thunderbird-l10n. Implemented migration of calendarCreation.dtd strings to Fluent for calendar creation panels (local, add-on, network settings) and for calendar selection and detail configuration. Resulted in centralized, translatable UI text and a foundation for broader Fluent adoption. This work aligns with the ongoing localization modernization and is tracked as Bug 1992782, delivered as Part 1; commit 5edd1990cf6d3b1532c7e5a96fa481064e2fe0b6.
1 Commits • 1 Features
Oct 1, 2025Month: 2025-10. Focus: Localization upgrade for Thunderbird Calendar Creation UI in thunderbird/thunderbird-l10n. Implemented migration of calendarCreation.dtd strings to Fluent for calendar creation panels (local, add-on, network settings) and for calendar selection and detail configuration. Resulted in centralized, translatable UI text and a foundation for broader Fluent adoption. This work aligns with the ongoing localization modernization and is tracked as Bug 1992782, delivered as Part 1; commit 5edd1990cf6d3b1532c7e5a96fa481064e2fe0b6.
October 2025
September 2025
1 Commits • 1 Features
Sep 1, 2025September 2025: Completed the Calendar Localization Internationalization Migration in thunderbird/thunderbird-l10n, migrating remaining calendar context strings to Fluent and adding new localization keys to support showing/hiding calendar names with labels and access keys. This work aligns with Bug 1982630 and establishes a solid i18n foundation for the calendar feature across locales.
September 2025
1 Commits • 1 Features
Sep 1, 2025September 2025: Completed the Calendar Localization Internationalization Migration in thunderbird/thunderbird-l10n, migrating remaining calendar context strings to Fluent and adding new localization keys to support showing/hiding calendar names with labels and access keys. This work aligns with Bug 1982630 and establishes a solid i18n foundation for the calendar feature across locales.
December 2024
5 Commits • 1 Features
Dec 1, 2024December 2024: Completed comprehensive Basque localization updates for Thunderbird (eu) with new UI strings across major areas (account hub, dark mode, account creation, in-app notifications, email link actions) and cleanup of unused translations with grammar corrections. Prepared localization assets for release and aligned with Pontoon workflows.
5 Commits • 1 Features
Dec 1, 2024December 2024: Completed comprehensive Basque localization updates for Thunderbird (eu) with new UI strings across major areas (account hub, dark mode, account creation, in-app notifications, email link actions) and cleanup of unused translations with grammar corrections. Prepared localization assets for release and aligned with Pontoon workflows.
December 2024
November 2024
1 Commits • 1 Features
Nov 1, 2024Month 2024-11: Localization-focused work in thunderbird/thunderbird-l10n, delivering Basque (eu) UI translations and aligning strings with account configuration, server settings, and general messages for Basque-speaking users.
November 2024
1 Commits • 1 Features
Nov 1, 2024Month 2024-11: Localization-focused work in thunderbird/thunderbird-l10n, delivering Basque (eu) UI translations and aligning strings with account configuration, server settings, and general messages for Basque-speaking users.
Activity
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Quality Metrics
Correctness99.2%
Maintainability99.2%
Architecture99.2%
Performance99.2%
AI Usage20.0%
Skills & Technologies
Programming Languages
FTLFreeMarkerJavaScriptLocalizationftlplaintextproperties
Technical Skills
FluentInternationalizationJavaScriptLocalizationUI developmentUI/UX designaccessibilityfront end developmentinternationalizationlocalization
Repositories Contributed To
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