BridgeOS

bridgeOS

Developer	Apple Inc.
Written in	C C++ Objective-C Swift assembly language
OS family	Unix-like, iOS
Working state	Current
Source model	Closed, with open-source components
Initial release	October 27, 2016; 8 years ago (2016-10-27)
Update method	FOTA (via Mac running macOS)
Platforms	T series (2016 MacBook Pro and later)
License	Proprietary software except for open-source components
Support status
Supported

bridgeOS is an embedded operating system created and developed by Apple Inc. for use exclusively with its hardware. bridgeOS runs on the T series Apple silicon processors^[1][2][3] and operates the OLED touchscreen strip called the "Touch Bar"^[4] as well as multiple other functions.^[5] bridgeOS is a heavily modified version of Apple's watchOS.^{[citation needed]}

References

1. "10.15.4 Supplemental Update Bricking Small Number of T2 Macs". Mr. Macintosh. April 17, 2020. Retrieved August 18, 2020.
2. Davidov, Mikhail; Erickson, Jeremy (2019). "Inside The Apple T2" (PDF). blackhat.com.
3. Frazelle, Jessie (February 4, 2020). "Securing the Boot Process: The hardware root of trust". Queue. 17 (6): –60:5–Pages 60:21. doi:10.1145/3380774.3382016. ISSN 1542-7730. Retrieved January 14, 2024.
4. Snell, Jason; Macworld | (July 8, 2020). "The switch to Apple silicon: Will the Touch Bar survive?". Macworld. Retrieved August 18, 2020.
5. "TinkerTool System 7, Reference Manual" (PDF). Marcel Bresink Software-Systeme (MBS). August 22, 2023.