ESPHome | 2026.3.0

ESPHome 2026.3.0 released on 19-03-2026


ESPHome 2026.3.0 is out now. Expanded hardware support, build system and SDK updates, new integrations and improvements to the CLI, dashboard and OTA behaviour make it easier to target more Espressif board variants and produce more reliable builds for devices.

See the full changelog and migration guide on the project site for detailed upgrade steps and compatibility notes: https://esphome.io/changelog/2026.3.0.html

What’s in this release

  • Expanded hardware support — additional Espressif SoC and board variant definitions alongside updated platform support.
  • Build system and SDK updates — toolchain changes, prebuilt package and Docker/CI tweaks that affect flashing, binary sizes and OTA targets.
  • New integrations and component enhancements plus CLI/dashboard and OTA reliability fixes that improve runtime behaviour and diagnostics.

Upgrade notes

  • Review the migration guide in the changelog for any required YAML changes or deprecations and follow the recommended compatibility checks: changelog & migration guide.
  • If you encounter regressions, pin to a known-good earlier release as described in the upgrade notes or flash a previously working binary while investigating.

Share your experience after upgrading — report issues or observations on the project’s GitHub and mention any behaviour changes seen on devices.

Related posts

OTel Collector | v0.165.0

OTel Collector v0 165 0 released 2026 11 07: version bump and refreshed core and contrib components, see changelogs for fixes, enhancements and upgrade notes

Security Advisory – 08 Nov 2026

Daily security advisory summary for 08 Nov 2026

OTel Collector | v0.165.0

OTel Collector v0.165.0 release: bundled component refresh, see core and contrib changelogs and release API, review breaking changes and test before upgrade