ESPHome 2026.9.0 - September 2026

Read the ESPHome 2026.9.0 release notes on the blog for the release overview, feature highlights, upgrade checklist, and breaking changes.

Full list of changes

New Features

[mitsubishi_cn105] Add Fahrenheit support esphome#15488 by @crnjan (new-feature)
[modbus_client] Add continuous option to the read and send actions esphome#18542 by @exciton (new-feature)
[online_image] Support image format auto-detection esphome#16337 by @guillempages (new-feature)
[network] Add tcp_send_buffer option esphome#18610 by @bdraco (new-feature)
[audio_http] Add persistent ring buffer option esphome#18708 by @n-IA-hane (new-feature)
[modbus_controller] Add continuous polling option esphome#18080 by @exciton (new-feature)
[zigbee][time] Add zigbee time component on esp32 esphome#18656 by @luar123 (new-feature)
[lvgl] Implement list widget esphome#18018 by @clydebarrow (new-feature)
[rp2_ble_tracker] Automation triggers and scan actions esphome#18717 by @Bl00d-B0b (new-feature)
[sfa40] Add SFA40 sensor support esphome#17815 by @NoQuarrel (new-component) (new-feature) (new-platform)
[ethernet] Add spi_id option to attach to an existing SPI bus esphome#18530 by @jesserockz (new-feature)
[emontx] Add apparent power (AP) and frequency (F) sensor support esphome#18586 by @FredM67 (new-feature)
[lvgl] Add table widget esphome#18422 by @clydebarrow (new-feature)
[remote_transmitter] ISR-driven transmission and non_blocking support on RTL8720C esphome#18648 by @kbx81 (new-feature)
[climate_ir_lg] Fix #10867 - advanced vert. swing, setting temp. in heat/cool mode, jet mode decoding, other fixes + refactor esphome#10875 by @ireun (new-feature)
[remote_transmitter] ISR-driven transmission and non_blocking support on BK7231N/BK7238 esphome#18660 by @kbx81 (new-feature)
[hoermann_hcp] Add buttons to hoermann_hcp esphome#18544 by @zweckj (new-feature) (new-platform)
[modbus_controller] Writer entities as their own hub device; heap-free esphome#18082 by @exciton (new-feature) (breaking-change)
[improv_serial] Add uart bus support and host integration test esphome#18794 by @bdraco (new-feature)
[provisioning] Shut down the Wi-Fi AP and captive portal when the window closes esphome#17466 by @kbx81 (new-feature)
[runtime_image] Add support for QOI images esphome#16945 by @guillempages (new-feature)
[tuya] Add water_heater platform esphome#17323 by @iago-veiga (new-feature) (new-platform)
[modbus_controller] Replace register_count/force_new_range with reuse_previous_range esphome#18085 by @exciton (new-feature) (breaking-change)
[mk2pvrouter] Add Mk2PVRouter component with sensor support esphome#8487 by @FredM67 (new-component) (new-feature) (new-platform)
[mipi_rgb] Add Elecrow Crowpanel Advance 7 esphome#18810 by @clydebarrow (new-feature)
[lvgl] Add radial and conical gradients esphome#18818 by @clydebarrow (new-feature)
[api] Add description and example metadata to user-defined actions esphome#18881 by @bharvey88 (new-feature) (breaking-change)
[improv_serial] Support non-Wi-Fi network interfaces esphome#17598 by @kbx81 (new-feature)
[sen6x] Add VOC/NOx algorithm tuning esphome#18779 by @bharvey88 (new-feature)
[epaper_spi] Add UC8179 mono driver and Seeed reTerminal E1001 model esphome#17568 by @jesserockz (new-feature)
[esp32][mipi_rgb] Add ESP32-S31 support for execute_from_psram esphome#18929 by @clydebarrow (new-feature)
[d01] add D01 pm2.5 sensor support esphome#17788 by @ch604 (new-component) (new-feature) (new-platform)
[ota] Add Noise encryption to the OTA platform esphome#18489 by @bdraco (new-feature)
[ds1603l] New sensor DS1603L V1.0 esphome#13133 by @JakeLC15 (new-component) (new-feature) (new-platform)
[snapshot][SDL] Display headless mode and snapshots esphome#17917 by @clydebarrow (new-component) (new-feature) (new-platform)

New Components

[noise] Add shared noise component and move api noise primitives esphome#18490 by @bdraco (new-component)
[sfa40] Add SFA40 sensor support esphome#17815 by @NoQuarrel (new-component) (new-feature) (new-platform)
[mk2pvrouter] Add Mk2PVRouter component with sensor support esphome#8487 by @FredM67 (new-component) (new-feature) (new-platform)
[d01] add D01 pm2.5 sensor support esphome#17788 by @ch604 (new-component) (new-feature) (new-platform)
[ds1603l] New sensor DS1603L V1.0 esphome#13133 by @JakeLC15 (new-component) (new-feature) (new-platform)
[snapshot][SDL] Display headless mode and snapshots esphome#17917 by @clydebarrow (new-component) (new-feature) (new-platform)

New Platforms

[sfa40] Add SFA40 sensor support esphome#17815 by @NoQuarrel (new-component) (new-feature) (new-platform)
[hoermann_hcp] Add buttons to hoermann_hcp esphome#18544 by @zweckj (new-feature) (new-platform)
[tuya] Add water_heater platform esphome#17323 by @iago-veiga (new-feature) (new-platform)
[mk2pvrouter] Add Mk2PVRouter component with sensor support esphome#8487 by @FredM67 (new-component) (new-feature) (new-platform)
[d01] add D01 pm2.5 sensor support esphome#17788 by @ch604 (new-component) (new-feature) (new-platform)
[ds1603l] New sensor DS1603L V1.0 esphome#13133 by @JakeLC15 (new-component) (new-feature) (new-platform)
[snapshot][SDL] Display headless mode and snapshots esphome#17917 by @clydebarrow (new-component) (new-feature) (new-platform)

Breaking Changes

[esp32_hosted] Require ESP-IDF 5.3 or newer esphome#18417 by @bdraco (breaking-change)
[runtime_image] keep decoder allocated esphome#18488 by @guillempages (breaking-change)
[modbus_controller] Rename custom_command to custom_pdu; reject address 0; retire skip_updates esphome#18652 by @exciton (breaking-change)
[preferences] modify IntervalSyncer to be a PollingComponent esphome#14370 by @rwrozelle (breaking-change)
[api] Treat homeassistant.event variables as lambdas esphome#18759 by @bdraco (breaking-change)
[esp32] Apply custom eFuse MAC as base MAC for all interfaces esphome#18452 by @kbx81 (breaking-change)
[modbus_controller] Writer entities as their own hub device; heap-free esphome#18082 by @exciton (new-feature) (breaking-change)
[api] Deprecate media player supports_pause field esphome#18801 by @bdraco (breaking-change)
[modbus_controller] Apply the write offset byte-accurately on switch and output esphome#18787 by @exciton (breaking-change)
[modbus_controller] Switch write_lambda return value is the wire value only esphome#18788 by @exciton (breaking-change)
[modbus_controller] Poll through PollingDevice; deprecate ModbusCommandItem esphome#18071 by @exciton (breaking-change)
[modbus_controller] Replace register_count/force_new_range with reuse_previous_range esphome#18085 by @exciton (new-feature) (breaking-change)
[api] Add description and example metadata to user-defined actions esphome#18881 by @bharvey88 (new-feature) (breaking-change)

All changes

[const] Move CONF_SLOT to components/const esphome#18350 by @p1ngb4ck
[const] move CONF_LABEL to components/const esphome#18354 by @p1ngb4ck
[core] Add preference key stability integration test esphome#18364 by @bdraco
[ci] Disable CodSpeed benchmarks job outside esphome/esphome esphome#18372 by @clydebarrow
[ci] Compare merge-branch base ref against the default branch esphome#18385 by @clydebarrow
[core] Save the validated config cache on the first upload or logs run esphome#18367 by @bdraco
[ethernet] Defer clk_mode removal to 2026.11.0 esphome#18380 by @bdraco
[lvgl] Restore long_press_repeat_time functionality esphome#18393 by @JoppyFurr
[esp32_hosted] Require ESP-IDF 5.3 or newer esphome#18417 by @bdraco (breaking-change)
[api] Move NoiseProtocolId off the connection object esphome#18420 by @bdraco
[api] Create the camera image reader lazily esphome#18421 by @bdraco
[ota] Shorten platform backend TAG strings esphome#18438 by @bdraco
[uart] Shorten platform backend TAG strings esphome#18439 by @bdraco
[adc] Shorten platform TAG strings esphome#18441 by @bdraco
[spi] Shorten platform backend TAG strings esphome#18442 by @bdraco
[internal_temperature] Shorten platform TAG strings esphome#18443 by @bdraco
[http_request] Shorten platform backend TAG strings esphome#18444 by @bdraco
[mqtt] Shorten esp32 backend TAG string esphome#18446 by @bdraco
[nextion] Shorten upload TAG strings esphome#18448 by @bdraco
[bluetooth_connection] Shorten platform TAG strings esphome#18449 by @bdraco
[remote_receiver] Shorten esp32 TAG string esphome#18447 by @bdraco
[i2c] Shorten platform backend TAG strings esphome#18440 by @bdraco
[deep_sleep] Shorten bk72xx TAG string esphome#18445 by @bdraco
[socket] Shorten lwip TAG string esphome#18450 by @bdraco
[core] Retry gh CLI calls on transient network errors in CI scripts esphome#18292 by @bdraco
[core] Sync pre-commit ruff hook with requirements (0.16.3) esphome#18469 by @bdraco
[core] Make FINAL_VALIDATE_SCHEMA functions return None esphome#18457 by @jesserockz
[core] Replace base64 lookup tables with arithmetic mapping esphome#18454 by @bdraco
[ci] Fall back to files API when PR diff exceeds GitHub line limit esphome#18486 by @swoboda1337
Bump aioesphomeapi from 45.10.3 to 45.11.0 esphome#18493 by @esphome[bot]
[socket] Remove constant duplicated by the beta merge esphome#18496 by @bdraco
Bump aioesphomeapi from 45.11.0 to 45.12.0 esphome#18501 by @esphome[bot]
[ai] Add instructions for concise comments esphome#18522 by @clydebarrow
[modbus_controller] Brace single-statement log bodies to fix -Wempty-body esphome#18543 by @alaraun
[core] Add type annotations to component Python (1/11) esphome#18338 by @jesserockz
[ethernet] Skip the custom W5500 SPI driver for other ethernet types esphome#18533 by @bdraco
[ota] Skip partition-access OTA sources when the feature is disabled esphome#18532 by @bdraco
[esp32] Apply IDF component exclusions to native toolchain builds esphome#18531 by @bdraco
[uptime] Skip the timestamp sensor source when no time component is configured esphome#18535 by @bdraco
[core] Add type annotations to component Python (2/11) esphome#18339 by @jesserockz
[core] Add type annotations to component Python (3/11) esphome#18340 by @jesserockz
[core] Add type annotations to component Python (4/11) esphome#18341 by @jesserockz
[core] Add type annotations to component Python (7/11) esphome#18344 by @jesserockz
[core] Add type annotations to component Python (8/11) esphome#18345 by @jesserockz
[esp32] Grow the default IDF component exclusion list esphome#18536 by @bdraco
[core] Add add_cmake_arg esphome#18498 by @DavidvtWout
[core] Add type annotations to component Python (5/11) esphome#18342 by @jesserockz
[core] Add type annotations to component Python (9/11) esphome#18346 by @jesserockz
[core] Add type annotations to component Python (11/11) esphome#18348 by @jesserockz
[mipi_spi] Toggle D/C only while holding the SPI bus esphome#18529 by @jesserockz
[runtime_image] keep decoder allocated esphome#18488 by @guillempages (breaking-change)
[core] Add portable strcasestr implementation named str_contains_ignore_case esphome#18497 by @guillempages
[core] Add type annotations to component Python (6/11) esphome#18343 by @jesserockz
[sendspin] Convert tests to package-style includes esphome#18588 by @kahrendt
Bump aioesphomeapi from 45.12.0 to 45.13.1 esphome#18600 by @esphome[bot]
[remote_transmitter] Fix repeat gap timing on LibreTiny Beken esphome#18585 by @kbx81
[wifi] Inline the trivial WiFiScanResult accessors esphome#18613 by @bharvey88
[deep_sleep] Reject wakeup_pin_mode at both levels on BK72xx esphome#18615 by @bharvey88
[mitsubishi_cn105] Add Fahrenheit support esphome#15488 by @crnjan (new-feature)
[remote_transmitter] Use hardware PWM on rtl87xx to fix watchdog crash esphome#18579 by @kbx81
[captive_portal] Show each network once in the scan list esphome#17847 by @bharvey88
[core] Add type annotations to component Python (10/11) esphome#18347 by @jesserockz
[usb_uart] Extract non-final USBUartChannelBase from USBUartChannel esphome#17472 by @p1ngb4ck
[ota] Log prepare, upload, and total OTA timing in espota2 esphome#18582 by @bdraco
[esphome] Inline the trivial OTA port accessors esphome#18625 by @bdraco
[esp32] Exclude esp_gdbstub from the build by default esphome#18604 by @bdraco
[ethernet] Inline the trivial EthernetComponent setters esphome#18618 by @bdraco
[logger] Inline the trivial Logger accessors esphome#18619 by @bdraco
[light] Inline the trivial LightState accessors esphome#18620 by @bdraco
[select] Inline the trivial Select accessors esphome#18621 by @bdraco
[sensor] Inline the trivial ExponentialMovingAverageFilter setters esphome#18622 by @bdraco
[text_sensor] Inline the trivial TextSensor forwarding overloads esphome#18623 by @bdraco
[climate] Inline the trivial visual override setters esphome#18624 by @bdraco
[safe_mode] Inline the trivial set_safe_mode setters esphome#18626 by @bdraco
[api] Inline the trivial APIServer accessors esphome#18627 by @bdraco
[core] Inline the ESPTime::strftime std::string overload esphome#18628 by @bdraco
[water_heater] Inline the trivial visual override setters esphome#18629 by @bdraco
[cover] Inline the trivial Cover and CoverCall accessors esphome#18630 by @bdraco
[fan] Inline the trivial Fan call helpers esphome#18631 by @bdraco
[switch] Inline the trivial inverted accessors esphome#18632 by @bdraco
[version] Inline the trivial VersionTextSensor setters esphome#18633 by @bdraco
[deep_sleep] Inline the trivial DeepSleepComponent setters esphome#18634 by @bdraco
[thermostat] Inline the trivial ThermostatClimate setters and getters esphome#18635 by @bdraco
[sprinkler] Inline the trivial Sprinkler accessors esphome#18636 by @bdraco
[mqtt] Inline the trivial MQTT client, component and sensor accessors esphome#18637 by @bdraco
[wireguard] Inline the trivial Wireguard setters esphome#18638 by @bdraco
[display] Inline the trivial DisplayPage setters and page navigation helpers esphome#18639 by @bdraco
[valve] Inline the trivial Valve and ValveCall accessors esphome#18641 by @bdraco
[text] Inline the trivial Text publish_state forwarding overloads esphome#18642 by @bdraco
[datetime] Inline the trivial make_call helpers esphome#18643 by @bdraco
[infrared] Inline the trivial make_call helper esphome#18644 by @bdraco
[radio_frequency] Inline the trivial make_call helper esphome#18645 by @bdraco
[wifi] Inline the remaining trivial WiFiAP and WiFiComponent accessors esphome#18617 by @bdraco
[core] Remove deprecated esp_log_vprintf_ flash-string overload esphome#18377 by @bdraco
[core] Remove deprecated entity_base getters esphome#18375 by @bdraco
[wifi] Remove deprecated wifi_ssid() esphome#18378 by @bdraco
[core] Remove deprecated gamma_correct and gamma_uncorrect esphome#18376 by @bdraco
[web_server_idf] Remove deprecated AsyncWebServerRequest::url() esphome#18382 by @bdraco
[modbus] Remove deprecated waiting_for_response() esphome#18381 by @bdraco
[ethernet] Remove deprecated get_eth_mac_address_pretty() esphome#18379 by @bdraco
[http_request] Abort OTA backend when update fails before first write esphome#18581 by @bdraco
[core] Register the OTA component in dummy_main like its siblings esphome#18666 by @bdraco
[core] Replace a damaged existing file in write_file_if_changed esphome#18665 by @bdraco
[ota] Restore lazy flash erase for ESP32 OTA with 64 KiB block erase esphome#18580 by @bdraco
[core] Skip copying entity automation and filter sources when unused esphome#18602 by @bdraco
Bump aioesphomeapi from 45.13.1 to 46.0.0 esphome#18683 by @esphome[bot]
[tests] Fix flaky pty log probe test on macOS esphome#18681 by @bdraco
[modbus_client] Add continuous option to the read and send actions esphome#18542 by @exciton (new-feature)
[mitsubishi_cn105] Mark configurable classes as final esphome#18272 by @crnjan
[online_image] Support image format auto-detection esphome#16337 by @guillempages (new-feature)
[noise] Add shared noise component and move api noise primitives esphome#18490 by @bdraco (new-component)
[light] Skip light_json_schema.cpp when json is not used esphome#18675 by @bdraco
[core] Parse the common on/off spellings in boolean env vars esphome#18667 by @bdraco
[core] Treat a malformed build_info.json as stale instead of crashing esphome#18669 by @bdraco
[mqtt] Skip entity sources for entity types not in the config esphome#18677 by @bdraco
[uart] Skip uart_debugger.cpp when no debug block is configured esphome#18678 by @bdraco
[esp32_ble] Skip ble_advertising.cpp when advertising is not used esphome#18679 by @bdraco
[i2s_audio] Skip SPDIF speaker sources when spdif_mode is off esphome#18676 by @bdraco
[core] Keep str_contains_ignore_case needle literals in flash on ESP8266 esphome#18574 by @bdraco
[bluetooth_proxy] Warn once per transaction when the TCP buffer is congested esphome#18605 by @bdraco
[gpio] Fix linker error when binary sensor only uses expander pins esphome#18698 by @bdraco
[noise] Declare libsodium as a direct dependency esphome#18692 by @bdraco
[web_server_idf] Skip multipart parser sources when OTA upload is disabled esphome#18534 by @bdraco
[core] Use filter_source_files_from_defines in api, socket and ethernet esphome#18674 by @bdraco
[network] Add tcp_send_buffer option esphome#18610 by @bdraco (new-feature)
[modbus_controller] Rename custom_command to custom_pdu; reject address 0; retire skip_updates esphome#18652 by @exciton (breaking-change)
[wifi] Share the scan list dedupe helper with improv_serial esphome#18612 by @bharvey88
[time] Remove C++ POSIX TZ string parser esphome#18383 by @bdraco
[core] Add type annotations to component Python esphome#18697 by @jesserockz
[ci] Skip CodSpeed benchmarks on beta and release pull requests esphome#18703 by @jesserockz
[core] Extract the shared idedata and size-summary helpers into build_helpers esphome#18661 by @bdraco
[core] Harden the shared library converter esphome#18685 by @bdraco
[preferences] modify IntervalSyncer to be a PollingComponent esphome#14370 by @rwrozelle (breaking-change)
[modbus_controller] Brace poll-refused log to fix -Wempty-body warning esphome#18724 by @exciton
[audio_http] Add persistent ring buffer option esphome#18708 by @n-IA-hane (new-feature)
[mitsubishi_cn105] Defer status requests after responses esphome#18227 by @crnjan
[uart] Delete ESP32 UART driver on shutdown to keep ROM output off the bus esphome#18684 by @Gafielt
[ci] Run C++ unit tests when a component’s Python or test override changes esphome#18706 by @bdraco
[modbus_controller] Add continuous polling option esphome#18080 by @exciton (new-feature)
Bump aioesphomeapi from 46.0.0 to 46.1.0 esphome#18737 by @esphome[bot]
[runtime_image] Add MIME types to image formats esphome#16361 by @guillempages
[api] Acknowledge proxy subscribe and configuration requests esphome#18312 by @kbx81
[key_collector][mipi_rgb] Suppress compilation warnings esphome#18721 by @clydebarrow
[core] Parallelize registry and tool downloads esphome#18662 by @bdraco
[runtime_image] Fix include esphome#18738 by @guillempages
Bump aioesphomeapi from 46.1.0 to 46.2.0 esphome#18740 by @esphome[bot]
[zigbee][time] Add zigbee time component on esp32 esphome#18656 by @luar123 (new-feature)
[lvgl] Implement list widget esphome#18018 by @clydebarrow (new-feature)
[core] Log which source change triggered a rebuild esphome#18552 by @bdraco
[wifi] libretiny: reset the STA state on synchronous connect failure esphome#18719 by @Bl00d-B0b
[rp2_ble_tracker] Automation triggers and scan actions esphome#18717 by @Bl00d-B0b (new-feature)
[time] Skip posix_tz.cpp when no timezone is configured esphome#18680 by @bdraco
[core] Remove empty automation.cpp files from sensor, switch and output esphome#18745 by @bdraco
[uptime] Skip the timestamp sensor source unless a timestamp sensor is configured esphome#18746 by @bdraco
[esp32] Only build the mbedTLS certificate bundle when a component needs it esphome#18747 by @bdraco
[esp32] Exclude esp_http_server and nvs_sec_provider from IDF builds by default esphome#18748 by @bdraco
[time] Skip automation.cpp when no on_time or on_time_sync automation is configured esphome#18750 by @bdraco
[sfa40] Add SFA40 sensor support esphome#17815 by @NoQuarrel (new-component) (new-feature) (new-platform)
[core] Fix false-positive readability-non-const-parameter in string_ref.h esphome#18758 by @FredM67
[ethernet] Add spi_id option to attach to an existing SPI bus esphome#18530 by @jesserockz (new-feature)
[emontx] Add apparent power (AP) and frequency (F) sensor support esphome#18586 by @FredM67 (new-feature)
[espidf] Cache the discovered component list to skip the discovery configure esphome#18752 by @bdraco
[core] Consolidate HTTP download paths esphome#18742 by @bdraco
[esp32_ble_tracker] Warn when the scan window is above 600ms with wifi esphome#18725 by @bdraco
[api] Widen message type storage to uint16_t esphome#18526 by @bdraco
[ci] Remove the remaining max-parallel caps esphome#18762 by @swoboda1337
[esp8266] Add linker-script surgery and board build metadata for the native toolchain esphome#18555 by @bdraco
[lvgl] Add table widget esphome#18422 by @clydebarrow (new-feature)
[core] Add the arduino toolchain seam and validate —toolchain on every platform esphome#18556 by @bdraco
[core] Add shared registry, ninja, and cache infrastructure for native toolchains esphome#18570 by @bdraco
[esp8266] Add the native framework and toolchain installer esphome#18557 by @bdraco
[remote_transmitter] ISR-driven transmission and non_blocking support on RTL8720C esphome#18648 by @kbx81 (new-feature)
[api] Treat homeassistant.event variables as lambdas esphome#18759 by @bdraco (breaking-change)
[esp32] Apply custom eFuse MAC as base MAC for all interfaces esphome#18452 by @kbx81 (breaking-change)
[climate_ir_lg] Fix #10867 - advanced vert. swing, setting temp. in heat/cool mode, jet mode decoding, other fixes + refactor esphome#10875 by @ireun (new-feature)
[modbus_controller] Add integration tests for register offset, response size and write buffer esphome#18741 by @exciton
[runtime_image] Add FILTER_SOURCE_FILES esphome#18768 by @guillempages
[remote_transmitter] ISR-driven transmission and non_blocking support on BK7231N/BK7238 esphome#18660 by @kbx81 (new-feature)
[time] Silence compiler warning by initializing transit variables (#18715) esphome#18723 by @MakerYuichi
[emontx] Fix sensor storage initialization ordering esphome#18771 by @FredM67
[climate] Don’t restore a saved mode the device no longer supports esphome#18296 by @leodrivera
[hoermann_hcp] Add buttons to hoermann_hcp esphome#18544 by @zweckj (new-feature) (new-platform)
Bump aioesphomeapi from 46.2.0 to 46.2.1 esphome#18804 by @esphome[bot]
[runtime_image] Add check for dimensions in BMP esphome#18800 by @guillempages
[modbus_controller] Writer entities as their own hub device; heap-free esphome#18082 by @exciton (new-feature) (breaking-change)
[api] Drop connection instead of crashing when overflow buffer allocation fails esphome#18802 by @bdraco
[api] Deprecate media player supports_pause field esphome#18801 by @bdraco (breaking-change)
[spi] Use PSRAM DMA for external buffers esphome#18699 by @n-IA-hane
[external_components] Log when a source overrides built-in components esphome#18805 by @swoboda1337
[improv_base] Bump Improv library to 1.2.7 esphome#18809 by @bdraco
[improv_serial] Add uart bus support and host integration test esphome#18794 by @bdraco (new-feature)
[core] Prefetch PlatformIO packages in parallel esphome#18769 by @bdraco
[docker] Parallelize the image’s PlatformIO library preinstall esphome#18777 by @bdraco
[api] Drop connection instead of crashing when buffer allocation fails esphome#18803 by @bdraco
[core] Install prefetched PlatformIO packages with parallel extraction esphome#18775 by @bdraco
[provisioning] Shut down the Wi-Fi AP and captive portal when the window closes esphome#17466 by @kbx81 (new-feature)
[runtime_image] Add support for QOI images esphome#16945 by @guillempages (new-feature)
[improv_serial][esp32_improv] Use buffer based RPC response builder esphome#18793 by @bdraco
[tuya] Add water_heater platform esphome#17323 by @iago-veiga (new-feature) (new-platform)
[modbus_controller] Apply the write offset byte-accurately on switch and output esphome#18787 by @exciton (breaking-change)
[modbus_controller] Switch write_lambda return value is the wire value only esphome#18788 by @exciton (breaking-change)
[openthread] fix shutdown esphome#16332 by @rwrozelle
[modbus_controller] Poll through PollingDevice; deprecate ModbusCommandItem esphome#18071 by @exciton (breaking-change)
[core] Add step_to_accuracy_decimals benchmarks esphome#18826 by @bdraco
[ci] Compress the compile-test image with zstd esphome#18812 by @bdraco
[core] Remove make_name_with_suffix std::string overloads esphome#18828 by @bdraco
Update webserver local assets to 20260824-021242 esphome#18704 by @esphome[bot]
[core] Make script/setup idempotent and prepare new worktrees esphome#18843 by @jesserockz
[modbus_controller] Replace register_count/force_new_range with reuse_previous_range esphome#18085 by @exciton (new-feature) (breaking-change)
[mdns] Bump espressif/mdns to 1.12.0 esphome#18861 by @bdraco
[modbus] Hub and helpers cleanup; tighten queue_pdu validation esphome#18847 by @exciton
[modbus] Build single-value register writes on a right-sized stack buffer esphome#18844 by @exciton
[core] Make rmtree tolerate missing paths and concurrent directory changes esphome#18846 by @bdraco
[core] Use uv for the ESP-IDF Python environment when available esphome#18838 by @bdraco
[esp32] Exclude the WiFi and Bluetooth stacks from builds that do not use them esphome#18599 by @bdraco
[esp8266] Add the native library backend esphome#18558 by @bdraco
[modbus] Add a compile-time register value decoder esphome#18863 by @exciton
[growatt_solar] Use the typed modbus read callback and drop the send-pacing state machine esphome#18850 by @exciton
[core] Avoid double promotion in update interval and step formatting esphome#18825 by @bdraco
[havells_solar] Use the typed modbus read callback with address-based extraction esphome#18851 by @exciton
[kuntze] Use the typed modbus read callback and queue all reads at once esphome#18852 by @exciton
[pzemdc] Use the typed modbus read callback with address-based extraction esphome#18853 by @exciton
[selec_meter] Use the typed modbus read callback with address-based extraction esphome#18854 by @exciton
[sdm_meter] Use the typed modbus read callback with address-based extraction esphome#18849 by @exciton
[pzemac] Use the typed modbus read callback with address-based extraction esphome#18855 by @exciton
[mk2pvrouter] Add Mk2PVRouter component with sensor support esphome#8487 by @FredM67 (new-component) (new-feature) (new-platform)
[light] Fix gamma table dead zone collapsing to 0 esphome#18845 by @clydebarrow
[modbus] Add value_at() and decode registers without the byte round-trip esphome#18873 by @exciton
[modbus] Decode by register address in the modbus sensor components esphome#18874 by @exciton
[ci] Cache clang-tidy idedata and key ESP-IDF cache on Python version esphome#18868 by @bdraco
[ci] Drop picolibc from the cached ESP-IDF toolchains esphome#18871 by @bdraco
[mipi_rgb] Add Elecrow Crowpanel Advance 7 esphome#18810 by @clydebarrow (new-feature)
[core] Hash downloaded file paths at the default data dir location esphome#18824 by @bdraco
[esp32] Skip full rebuild on sdkconfig change with the esp-idf toolchain esphome#18876 by @bdraco
[internal_temperature] Re-include esp_phy on the original ESP32 so the PHY blob links esphome#18884 by @bdraco
[modbus] Speed up the bus with microsecond-accurate timing esphome#12421 by @exciton
[lvgl] Add radial and conical gradients esphome#18818 by @clydebarrow (new-feature)
Bump aioesphomeapi from 46.2.1 to 46.3.0 esphome#18892 by @esphome[bot]
[api] Add description and example metadata to user-defined actions esphome#18881 by @bharvey88 (new-feature) (breaking-change)
[modbus] Yield the whole-millisecond part of the interframe wait esphome#18898 by @exciton
[core] Deduplicate the host program path lookup esphome#18897 by @bdraco
[ci] Cache the integration test PlatformIO dir esphome#18896 by @bdraco
[homeassistant] Add integration test for binary sensor initial state triggers esphome#18894 by @bdraco
[improv_serial] Support non-Wi-Fi network interfaces esphome#17598 by @kbx81 (new-feature)
[core] Keep conditional log string literals in flash on ESP8266 esphome#18907 by @bdraco
[esp32] Fix ESP32-S31 GPIO validation esphome#18904 by @swoboda1337
[mipi_rgb] Add ESP32S31 support esphome#18914 by @clydebarrow
[esp32] Fix S31 reserved pins esphome#18915 by @clydebarrow
[adc] Add ESP32-S31 support esphome#18887 by @swoboda1337
[sen6x] Add VOC/NOx algorithm tuning esphome#18779 by @bharvey88 (new-feature)
[whynter] Fix truncating Fahrenheit temps that should be rounded esphome#18813 by @mfishma
[core] Configure the platform again after prefetching its packages esphome#18830 by @bdraco
[api] Keep action dropped warning strings in flash on ESP8266 esphome#18905 by @bdraco
[ci] Balance integration test buckets by recorded durations esphome#18895 by @bdraco
[core] Keep scheduler dump cancelled marker string in flash on ESP8266 esphome#18906 by @bdraco
[docker] Use GITHUB_REPOSITORY instead of hardcoded esphome/esphome esphome#18916 by @clydebarrow
[lvgl] Fix user_ flags esphome#18902 by @clydebarrow
[docker] Fix generate_tags.py formatting esphome#18928 by @swoboda1337
[core] Lint: require braces around single ESP_LOG control-statement bodies esphome#18727 by @exciton
[core] Prefetch tool-scons by PlatformIO’s core spec esphome#18831 by @bdraco
[epaper_spi] Add UC8179 mono driver and Seeed reTerminal E1001 model esphome#17568 by @jesserockz (new-feature)
[core] Clone git libraries in parallel in the library prefetch esphome#18836 by @bdraco
[esp32][mipi_rgb] Add ESP32-S31 support for execute_from_psram esphome#18929 by @clydebarrow (new-feature)
[safe_mode] Uncover silent error in safe-mode esphome#18749 by @p1ngb4ck
[core] Move CONF_KEYS to the shared component constants esphome#18933 by @Zebble
[d01] add D01 pm2.5 sensor support esphome#17788 by @ch604 (new-component) (new-feature) (new-platform)
[ota] Add Noise encryption to the OTA platform esphome#18489 by @bdraco (new-feature)
[ds1603l] New sensor DS1603L V1.0 esphome#13133 by @JakeLC15 (new-component) (new-feature) (new-platform)
[core] Document C++ conventions in AGENTS.md that reviews keep catching esphome#18941 by @jesserockz
[ci] Refresh integration test durations esphome#18944 by @esphome[bot]
[uart] Migrate check_uart_settings to final validation esphome#18940 by @jesserockz
[serial_proxy] Skip no-op reconfigure requests esphome#18953 by @kbx81
[snapshot][SDL] Display headless mode and snapshots esphome#17917 by @clydebarrow (new-component) (new-feature) (new-platform)

Dependency Changes

Bump pylint from 4.0.6 to 4.0.7 esphome#18320 by @dependabot[bot]
Bump prek from 0.4.12 to 0.4.13 esphome#18362 by @dependabot[bot]
Bump platformdirs from 4.11.1 to 4.11.2 esphome#18363 by @dependabot[bot]
Bump bleak from 2.1.1 to 3.0.2 esphome#16246 by @dependabot[bot]
Bump esphome/workflows/.github/workflows/stale.yml from 61fd37a044cad4e9aa4303027b2a61b6a34da855 to a1c1485ab46ef41a84a6a9d8abd7fa4b7628fd70 esphome#18464 by @dependabot[bot]
Bump astral-sh/setup-uv from 9.0.0 to 10.0.1 in /.github/actions/restore-python esphome#18462 by @dependabot[bot]
Bump github/codeql-action/init from 4.37.6 to 4.37.7 esphome#18466 by @dependabot[bot]
Bump filelock from 3.32.2 to 3.32.3 esphome#18461 by @dependabot[bot]
Bump ruff from 0.16.2 to 0.16.3 esphome#18458 by @dependabot[bot]
Bump github/codeql-action/analyze from 4.37.6 to 4.37.7 esphome#18467 by @dependabot[bot]
Bump esphome/workflows/.github/workflows/lock.yml from 2026.7.0 to 2026.8.1 esphome#18465 by @dependabot[bot]
Bump astral-sh/setup-uv from 9.0.0 to 10.0.1 esphome#18463 by @dependabot[bot]
Bump platformdirs from 4.11.2 to 4.11.3 esphome#18468 by @dependabot[bot]
Update wheel requirement from <0.48,>=0.43 to >=0.43,<0.49 esphome#18459 by @dependabot[bot]
Bump resvg-py from 0.3.4 to 0.4.0 esphome#18460 by @dependabot[bot]
Bump prek from 0.4.13 to 0.4.14 esphome#18563 by @dependabot[bot]
Bump docker/setup-buildx-action from 4.2.0 to 4.3.0 in the docker-actions group esphome#18564 by @dependabot[bot]
Bump ruff from 0.16.3 to 0.16.4 esphome#18734 by @dependabot[bot]
Bump github/codeql-action/analyze from 4.37.7 to 4.37.8 esphome#18735 by @dependabot[bot]
Bump github/codeql-action/init from 4.37.7 to 4.37.8 esphome#18736 by @dependabot[bot]
Bump filelock from 3.32.3 to 3.32.4 esphome#18799 by @dependabot[bot]
Bump platformdirs from 4.11.3 to 4.11.4 esphome#18835 by @dependabot[bot]
Bump CodSpeedHQ/action from 5.0.3 to 5.2.1 esphome#18834 by @dependabot[bot]
Bump resvg-py from 0.4.0 to 0.5.0 esphome#18864 by @dependabot[bot]
Bump zeroconf from 0.150.0 to 0.150.4 esphome#18924 by @dependabot[bot]
Bump ruff from 0.16.4 to 0.16.5 esphome#18920 by @dependabot[bot]
Bump github/codeql-action/analyze from 4.37.8 to 4.37.9 esphome#18926 by @dependabot[bot]
Bump github/codeql-action/init from 4.37.8 to 4.37.9 esphome#18927 by @dependabot[bot]
Bump platformdirs from 4.11.4 to 4.11.5 esphome#18923 by @dependabot[bot]
Bump cryptography from 48.0.1 to 50.0.1 esphome#18922 by @dependabot[bot]
Bump prek from 0.4.14 to 0.5.0 esphome#18921 by @dependabot[bot]
Bump zeroconf from 0.150.4 to 0.151.2 esphome#18934 by @dependabot[bot]
Bump pylint from 4.0.7 to 4.0.8 esphome#18935 by @dependabot[bot]