Pebble SDK 4.9.169 - Changelog

Release Date: May 1 2026

Added speaker playback support, including an app-facing Speaker API.
Added RGB backlight support with a new backlight color preference and modal preempt behavior when the color changes.
Added a Touch toggle in Settings and a global touch enable flag; touch events trigger the backlight while a touch app is subscribed.
Added a Health Tracking on/off toggle in Settings, plus a setting to toggle heart-rate tracking during activities. HRM activity tracking is now off by default.
Added music app settings for volume controls and a progress bar.
Emery layout improvements: adapted alarm and calendar timeline layouts, adjusted kickstart and watchface offsets, used larger LECO font on the low-power watchface, and used larger workout fonts on big displays.
Added QEMU virtual platforms and drivers for qemu_emery, qemu_flint, and qemu_gabbro (including RGB backlight, Audio, and a QEMU touch driver).
Various bug fixes and stability improvements.

Added Speaker API for apps, gated by the new PBL_SPEAKER define (set on Emery and Flint).
Exposed the touch service API to apps, with a new PBL_TOUCH define on Emery and Gabbro and an is_enabled query plus per-task state.
Added light_set_color / light_set_system_color and the new PBL_RGB_BACKLIGHT define on Emery for full-tint backlight control; light_set_color_rgb888() is also available.
Added rot_bitmap_layer_get_layer() and the AppGlanceSliceLayout type to the public API.
Updated Moddable (Alloy) to SDK 8.0.0, adding Pebble Touch support.
Built .pbw files now have private metadata stripped.
Fixed the aplite check in PBL_PLATFORM_SWITCH_DEFAULT.
Requires pebble-tool ≥5.0.32.