OnePlus recognises OOS Closed Beta Testers for the OnePlus 3 and 3T : https://forums.oneplus.com/threads/thank-you-recognizing-closed-beta-testers-for-oneplus-3-and-3t.959680/

Oxygen OS Open Beta 9 for the OnePlus 6

Details
• Version: OB9
• Type: #rom
• Build: #beta
• Device: #OP6

Changelog

System
•Updated Android security patch to 2018.12
•Added toast message when parallel apps are unavailable due to data corruption

Phone
•Added call history for incoming calls from unknown numbers
•Optimized UI for Spam messages and calls

OnePlus Switch
•Now supports migrating data from iPhone

Links
• ROM: Official
• Thread: Forums

New OpenBeta for the OP5 and OP5T is available

Details:
• Version: OB23(OP5) / OB21(OP5T)
• Type: #rom
• Build: #beta
• Devices: #OP5 #OP5T

Changelog:

System
• Updated Android Security patch to 2018/12
• Fixed issues with custom accent colour not getting applied every second try
• Optimizations for Face Unlock

Launcher
• Fixed UI issues with scroller in app drawer
• Improved colour adaptation for navigation bar

Third-Party App
• Fixed issue with Netflix crashing randomly

Links:
• ROM: OP5 Official | OP5T Official
• Thread: Forums

Oxygen OS Open Beta release for the OP6T

Details
• Version: OB1
• Type: #rom
• Build: #beta
• Device: #OP6T

Changelog

System
•Updated Android security patch to 2018.12
•Added toast message when parallel apps are unavailable due to data corruption

Communication
•Added call history for incoming calls from unknown numbers
•Optimized UI for Spam messages and calls

OnePlus Switch
•Now supports migrating data from iPhone

Links
• ROM: Official
• Thread: Forums

OxygenOS 9.0.10 for the OnePlus 6T

Details
• Version: 9.0.10
• Type: #rom
• Build: #stable
• Device: #OP6T

Changelog

System
•Updated Android security patch to 2018.12
•Improved Wi-Fi stability for better connectivity
•Face Unlock improvements

Camera
•Improved Nightscape performance

Links
• ROM: Official
• Thread: Forums

New OpenBeta for the OP5 and OP5T is available

Details
• Version: OB24(OP5) / OB22(OP5T)
• Type: #rom
• Build: #beta
• Devices: #OP5 #OP5T

Changelog

System
• Fixed random audio tuner crashes
• General bug fixes and system stability improvements

Links
• ROM: OP5 Official | OP5T Official
• Thread: Forums

Oxygen OS 9.0.0 release for OnePlus 5/5T

Details
• Version: 9.0.0
• Type: #rom
• Build: #stable
• Devices: #OP5 #OP5T

Changelog

System
• Updated system to Android™ 9 Pie™
• Brand new UI for Android Pie
• Brand new navigation gestures (Available for OnePlus 5T only)
• Updated Android security patch to 2018.12
• Other new features and system improvements

New Gaming mode 3.0
• Added text notification mode
• Added notification for 3rd party calls

Do Not Disturb mode
• New Do Not Disturb (DND) mode with adjustable settings

Camera
• Integrated Google Lens mode

Links
• ROM: OP5 Official | OP5 AFH | OP5T Official | OP5T AFH | OP5T GDrive
• Thread: OP Forums

Oxygen OS Open Beta 2 for the OP6T

Details
• Version: OB2
• Type: #rom
• Build: #beta
• Device: #OP6T

Changelog

System
• Improvments for screen brightness control
• Confirm pin without tapping the tick for app locker
• Improved colour adaptation for navigation bar when using third party apps
• General bug fixes and system stability improvments

Phone
• Added the caller identification feature (For India only)
• Improved UI for call History

Gallery
• Added create collection, copy and move photos features
• New illustrations and design on blank pages
• General bug fixes and overall experience improvements

Launcher
• Added recommended tools in toolbox
• Improved UI for category tags in app drawer

Links
• ROM: Official | GDrive
• Thread: Forums

Oxygen OS Open Beta 10 for the OnePlus 6

Details
• Version: OB10
• Type: #rom
• Build: #beta
• Device: #OP6

Changelog

System
• Improvements for screen brightness control
• Confirm pin without tapping the tick for app locker
• Improved color adaptation for navigation bar when using third party apps
• General bug fixes and system stability improvements

Phone
• Added the caller identification feature (For India only)
• Improved UI for Call History

Gallery
• Added create a collection, copy and move photos features
• New illustrations and design on blank pages
• General Bug fixes and overall experience improvements

Launcher
• Added recommended tools in Toolbox
• Improved UI for category tags in app drawer

Links
• ROM: Official | GDrive
• Thread: Forums

OxygenOS 9.0.3 for the OnePlus 6

Details
• Version: 9.0.3
• Type: #rom
• Build: #stable
• Device: #OP6

Changelog

System
• Improved Wi-Fi stability for better connectivity
• Improved Bluetooth stability for better connectivity
• Updated Android security patch to 2018/12
• General bug fixes and improvements

Camera
• Improved nightscape performance
• Improved slow-motion performance
• Optimized image processing

Earphone
• Audio tuner for Bluetooth earphones

Communication
• Support VoLTE for Bouygues FR

Links
• ROM: Official
• Thread: Forums

Oxygen OS 9.0.1 update for the OnePlus 5/5T

Details
• Version: 9.0.1
• Type: #rom
• Build: #stable
• Devices: #OP5 #OP5T

Changelog

System
• Improved stability for Wi-Fi connection
• Optimised sRGB display mode
• Optimised Reading mode
• Fixed issue with with 4G VoLTE toggle missing
• Fixed random reboots when screen casting

Links
• ROM: OP5 Official | OP5T Official
• Thread: Forums

Oxygen OS 9.0.2 Hotfix for the OnePlus 5/5T

Details
• Version: 9.0.2
• Type: #rom
• Build: #stable
• Devices: #OP5 #OP5T

Changelog

Hotfix
• Fixed WiFi connectivity issue with certain third party Apps
• Fixed issue with physical/capacitive navigation buttons not working at times(OnePlus 5 only)


System
• Improved stability for Wi-Fi connection
• Optimised sRGB display mode
• Optimised Reading mode
• Fixed issue with with 4G VoLTE toggle missing
• Fixed random reboots when screen casting

Links
• ROM: OP5 Official | OP5T Official
• Thread: Forums

New OpenBeta for the OP6 and OP6T is available

Details
• Version: OB11(OP6) / OB3(OP6T)
• Type: #rom
• Build: #beta
• Device: #OP6 #OP6T

Changelog

System
• Updated Android Security patch to 2019.1

File Manager
• Optimized UI for unlocking lockbox (OP6T only)

Phone
• Messages now support landscape mode
• Deep integration with Google Duo

Weather
• Added more search options to improve the accuracy of search results
• Weather Denoscriptions more accurate
• Added more unit options for precipitation, visibility, pressure and other data
• Added more detailed denoscriptions to weather icons

Links
• ROM: OP6 - Official | OP6T - Official
• Thread: Forums - OP6 | Forums - OP6T

New OpenBeta for the OP5 and OP5T is available

Details
• Version: OB25(OP5) / OB23(OP5T)
• Type: #rom
• Build: #beta
• Devices: #OP5 #OP5T

Changelog

System
• Updated Android security patch to 2019.01
• Improvements for screen brightness control
• Confirm pin without tapping √ for app locker
• Improved color adaptation for navigation bar when using third-party apps

Gallery
• Added create collection, copy and move photos features
• New illustrations and design on blank pages
• General Bug fixes and overall experience improvements

Launcher
• Added recommended tools in the toolbox
• Improved UI for category tags in the app drawer

Phone
• Added call history for incoming calls from unknown numbers
• Improved UI for Call History
• Deep integration with Google Duo
• Added caller identification feature (For India only)

Weather
• Added more search options to improve the accuracy of search results
• Improved accuracy of weather denoscriptions
• Added more unit options for precipitation, visibility, pressure and other data
• Added more detailed denoscriptions to weather icons

OnePlus Switch
• Now supports migrating data from iPhone

Links
• ROM: OP5 - Official | OP5 - AFH | OP5T - Official
• Thread: Forums

Oxygen OS 9.0.3 Hotfix for the OnePlus 5/5T

Details
• Version: 9.0.3
• Type: #rom
• Build: #stable
• Devices: #OP5 #OP5T

Changelog

Hotfix
• Fixed connectivity issue with certain third party Apps
• Improved stability for Sound settings
• Stability Improvements for system upgrade


System
• Improved stability for Wi-Fi connection
• Optimised sRGB display mode
• Optimised Reading mode
• Fixed issue with with 4G VoLTE toggle missing
• Fixed random reboots when screen casting

Links
• ROM: OP5 Official | OP5T Official
• Thread: Forums