
Thibault de Joigny contributed to several LedgerHQ repositories, focusing on device compatibility, code quality, and documentation. He enhanced Polkadot swap test reliability in app-exchange by aligning CI pipelines and adapting tests for device-specific constraints using Python and CI/CD practices. In ledger-app-database, he enabled Apex P hardware support while deprecating NanoS, streamlining build configurations and reducing maintenance overhead through embedded development and configuration management. For ledger-secure-sdk, Thibault updated API level documentation in both JSON and Markdown, improving onboarding and integration accuracy. His work demonstrated careful attention to maintainability, traceability, and forward compatibility across C, Python, and YAML codebases.

November 2025 — LedgerHQ/ledger-secure-sdk: Key feature delivered and impact Key feature delivered: - API Level Documentation and Compatibility Update: Updated API levels in JSON and README to reflect latest component versions, improving documentation accuracy and compatibility. (Commit: bbb81eb22eeb09aee7b3789cd35dda8dd420d731) Major bugs fixed: - None reported this month. Overall impact and accomplishments: - Documentation now reflects current APIs, reducing integration risk and accelerating developer onboarding for Ledger Secure SDK users. - Strengthened repo quality and release readiness through precise commit references and consistent messaging between JSON and README. Technologies/skills demonstrated: - API versioning and documentation practices, JSON/README synchronization, and disciplined version control with traceable commits.
November 2025 — LedgerHQ/ledger-secure-sdk: Key feature delivered and impact Key feature delivered: - API Level Documentation and Compatibility Update: Updated API levels in JSON and README to reflect latest component versions, improving documentation accuracy and compatibility. (Commit: bbb81eb22eeb09aee7b3789cd35dda8dd420d731) Major bugs fixed: - None reported this month. Overall impact and accomplishments: - Documentation now reflects current APIs, reducing integration risk and accelerating developer onboarding for Ledger Secure SDK users. - Strengthened repo quality and release readiness through precise commit references and consistent messaging between JSON and README. Technologies/skills demonstrated: - API versioning and documentation practices, JSON/README synchronization, and disciplined version control with traceable commits.
2025-09 Monthly Summary for LedgerHQ/ledger-app-database: Implemented Apex P hardware device support, deprecated NanoS to streamline hardware compatibility, and prepared the ground for broader device compatibility in the database application. No major bugs reported this month; the focus was on hardware integration and maintainability. Impact: expands supported devices, reduces maintenance overhead, and accelerates onboarding of new hardware. Technologies/skills demonstrated: hardware integration, device management, deprecation strategy, and clear change-traceability via a single commit.
2025-09 Monthly Summary for LedgerHQ/ledger-app-database: Implemented Apex P hardware device support, deprecated NanoS to streamline hardware compatibility, and prepared the ground for broader device compatibility in the database application. No major bugs reported this month; the focus was on hardware integration and maintainability. Impact: expands supported devices, reduces maintenance overhead, and accelerates onboarding of new hardware. Technologies/skills demonstrated: hardware integration, device management, deprecation strategy, and clear change-traceability via a single commit.
August 2025 monthly summary for LedgerHQ/ledger-app-database: Delivered deployment target Apex_P, deprecated NanoS, and updated build configurations to support the new target. This change enables deployment to a newer device target while simplifying maintenance and reducing legacy support overhead. The work focuses on forward-compatibility and aligns with the product roadmap to streamline device support. No major bug fixes were reported in this period; the primary emphasis was on delivering a clean path for Apex_P deployment and removing NanoS from active support, reducing future maintenance costs.
August 2025 monthly summary for LedgerHQ/ledger-app-database: Delivered deployment target Apex_P, deprecated NanoS, and updated build configurations to support the new target. This change enables deployment to a newer device target while simplifying maintenance and reducing legacy support overhead. The work focuses on forward-compatibility and aligns with the product roadmap to streamline device support. No major bug fixes were reported in this period; the primary emphasis was on delivering a clean path for Apex_P deployment and removing NanoS from active support, reducing future maintenance costs.
July 2025: Focused delivery on compatibility and user-facing polish for LedgerHQ/speculos. Implemented Apex API_LEVEL_25 font update and a Glibc 2.38 compatibility fix to prevent strlcpy-related issues. Updated release notes and prepared version 0.25.2, improving stability and maintainability for upcoming features and broader platform support.
July 2025: Focused delivery on compatibility and user-facing polish for LedgerHQ/speculos. Implemented Apex API_LEVEL_25 font update and a Glibc 2.38 compatibility fix to prevent strlcpy-related issues. Updated release notes and prepared version 0.25.2, improving stability and maintainability for upcoming features and broader platform support.
November 2024 performance highlights: Stabilized Polkadot swap test suite in LedgerHQ/app-exchange by aligning CI with the develop branch, enabling test execution across supported devices by removing hardcoded skips, and updating tests for NanoS device limitations (no payin_extra_data). These changes, captured in commits 3262b6962a79ca6e652d48b41ee7859645e9faf4; 37adcf9b9cc9d2efa1e9faa0e22232fddee58d27; ecd2dc04f2ca2ed38051d918ee10cef175415611. In LedgerHQ/ledger-app-database, performed a code style lint cleanup to improve maintainability and reduce lint-time issues (commit d9aaa95c9da4a39a0c4b2c7eb117d93103d8346e). Overall impact: higher reliability, faster feedback, broader test coverage, and stronger code quality across the repos.
November 2024 performance highlights: Stabilized Polkadot swap test suite in LedgerHQ/app-exchange by aligning CI with the develop branch, enabling test execution across supported devices by removing hardcoded skips, and updating tests for NanoS device limitations (no payin_extra_data). These changes, captured in commits 3262b6962a79ca6e652d48b41ee7859645e9faf4; 37adcf9b9cc9d2efa1e9faa0e22232fddee58d27; ecd2dc04f2ca2ed38051d918ee10cef175415611. In LedgerHQ/ledger-app-database, performed a code style lint cleanup to improve maintainability and reduce lint-time issues (commit d9aaa95c9da4a39a0c4b2c7eb117d93103d8346e). Overall impact: higher reliability, faster feedback, broader test coverage, and stronger code quality across the repos.
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