API Overview

The table lists Zephyr’s APIs and information about them, including their current stability level. More details about API changes between major releases are available in the Release Notes.

API	Status	Version Introduced
ADC	Stable	1.0
Audio Codec	Experimental	1.13
Audio DMIC	Experimental	1.13
Bluetooth APIs	Stable	1.0
Clock Control	Stable	1.0
CoAP	Unstable	1.10
CAN Controller	Unstable	1.14
Counter	Unstable	1.14
Crypto APIs	Stable	1.7
DAC	Experimental	2.3
DAI	Experimental	3.1
DMA	Stable	1.5
Device Driver Model	Stable	1.0
Devicetree API	Stable	2.2
Disk Access	Stable	1.6
Display Interface	Unstable	1.14
EC Host Command	Experimental	2.4
Error Detection And Correction (EDAC)	Experimental	2.5
EEPROM	Stable	2.1
Entropy	Stable	1.10
File Systems	Stable	1.5
Flash	Stable	1.2
Flash Circular Buffer (FCB)	Stable	1.11
Fuel Gauges (Experimental API Stub Doc)	Experimental	3.3
Flash map	Stable	1.11
GNA	Experimental	1.14
GPIO	Stable	1.0
Hardware Information	Stable	1.14
I2C EEPROM Target	Stable	1.13
I2C	Stable	1.0
I2C Target API	Experimental	1.12
I2S	Stable	1.9
I3C	Experimental	3.2
IPM	Stable	1.0
KSCAN	Stable	2.1
Kernel Services	Stable	1.0
LED	Stable	1.12
Lightweight M2M (LWM2M)	Unstable	1.9
Logging	Stable	1.13
LoRa and LoRaWAN	Experimental	2.2
LoRa and LoRaWAN	Experimental	2.5
MBOX	Experimental	1.0
MQTT	Unstable	1.14
MIPI-DSI	Experimental	3.1
Miscellaneous	Stable	1.0
Networking APIs	Stable	1.0
Non-Volatile Storage (NVS)	Stable	1.12
PECI	Stable	2.1
PS/2	Stable	2.1
PWM	Stable	1.0
Pin Control API	Experimental	3.0
Pinmux	Stable	1.0
Power Management	Experimental	1.2
Random Number Generation	Stable	1.0
Regulators	Experimental	2.4
Reset Controller	Experimental	3.1
Real Time I/O (RTIO)	Experimental	3.2
SPI	Stable	1.0
Sensors	Stable	1.2
Settings	Stable	1.12
Shell	Stable	1.14
Stream Flash	Experimental	2.3
SDHC	Experimental	3.1
Task Watchdog	Experimental	2.5
TCPC	Experimental	3.1
UART	Stable	1.0
UART async	Unstable	1.14
USB device support	Stable	1.5
USB-C device support	Experimental	3.3
User Mode	Stable	1.11
USB-C VBUS	Experimental	3.3
Utilities	Experimental	2.4
Video	Stable	2.1
W1: Dallas 1-Wire Interface	Experimental	3.2
Watchdog	Stable	1.0
Digital Signal Processing (DSP)	Experimental	3.3