This is a stable release based on v2.5.86 beta version.

Changes

• Fix pairing of various Xiaomi, Immax, iHorn, Danfoss and Eurotronic devices #3525 #3637
• Fix Xiaomi vibration sensor not updating state #3470
• Fix Xiaomi round button remote long press event #3520
• Expose ETI Electric Smart LED Downlight T62 color temperature #3496
• Expose Eaton Halo RL56 Smart LED Downlight color temperature #3496
• Expose lights colorcapabilities as an array #3496
  Breaking change: This was merged too early, see comments in PR, this is change reverted in v2.5.88.
• Support Xiaomi Aqara B1 curtain battery state and bri_inc:0 (stop) command #3496
• Periodically poll firmware version for IKEA, OSRAM and Philips lights #3498 #3615
• Bitron 902010/32 thermostat support reporting of mode attribute #3551
• Various enhancements for Sonoff SNZB-01, Elko Super TRV, Sercomm SZ-DWS04, Namron switches and Danfoss TRV #3502
• Fix light resource creation for some devices with Ember manufacturer code #3619
• Fix updating heatpoint for newer Eurotronic Spirit thermostats #3626
• Relax IKEA lights reporting configuration #3614
• Handle case when view scene command returns no entry status #3497
• Resource and ResourceItem constructor and assignment improvements #3533
• Add Poll Control cluster module #3635
• Improve coordinator endpoint maintenance to automatically add Zigbee Green Power endpoint as well as Basic, Time, OTAU, Power Configuration, Poll Control and IAS Zone clusters.
• Fix Zigbee Green Power (ZGP) proxy support introduced in last release.
• New debug log view in deCONZ GUI under Help → Debug view.
• Fix ZCL attribute reading for data type enum8 and enum16.
• Improve support for stable and dynamic device paths like /dev/ttyACMx and /dev/serial/by-id/ in deCONZ and GCFFlasher to prevent errors on USB re-enumeration.

A special thanks to all contributors of the deCONZ Github community.