There are 2 repositories under bl602 topic.
Open source firmware (Tasmota/Esphome replacement) for BK7231T, BK7231N, BL2028N, T34, XR809, W800/W801, W600/W601 and BL602
BouffaloSDK is the IOT and MCU software development kit provided by the Bouffalo Lab Team, supports all the series of Bouffalo chips. Also it is the combination of bl_mcu_sdk and bl_iot_sdk
BL602/BL702 SDK. Any technical topic, please access the following link.
Lup Yuen's Articles and Resume
Zig on RISC-V BL602 with Apache NuttX RTOS and LoRaWAN
Instructions and examples for BL602 Rust support libraries
BL602 / BL604 IoT SDK featured in "The RISC-V BL602 Book"
WIP / POC for using the BL602 wifi blob from Rust for wifi and BLE connectivity
Visual Programming for Zig with NuttX Sensors
LoRa Driver for Semtech SX1262 on Apache NuttX OS, Linux (PineDio USB Adapter) and BL602 IoT SDK (PineDio Stack BL604)
Hynitron CST816S Touch Controller Driver for Apache NuttX RTOS
Mynewt + Rust for PineCone BL602 RISC-V Board
Rust Embedded HAL for Apache NuttX RTOS
Zig LVGL Touchscreen App on Apache NuttX RTOS
Rust talks I2C to Bosch BME280 Sensor on Apache NuttX RTOS
Visual Programming for Zig with NuttX Sensors
BL602 EFlash Loader decompiled with Ghidra
Rust Stub Library for Apache NuttX OS
Flash and test BL602 remotely via a Linux Single-Board Computer
A version of the Lisp programming language for RISC-V BL602 Boards