There are 2 repositories under bk7231 topic.
Open source firmware (Tasmota/Esphome replacement) for BK7231T, BK7231N, BL2028N, T34, XR809, W800/W801, W600/W601 and BL602
Easy to use, GUI, BK7231T/BK7231N flash tool and GPIO config extractor for beginners. Dedicated for Windows platform, but works on Linux with Mono. This tool can automatically download latest firmware (on user request) and then do a full BK backup and then write new flash cycle. This tool replaces old bkWriter 1.60 and hid_download_py.
Universal, easy-to-use GUI flashing/dumping tool for BK7231, RTL8710B and RTL8720C.
This is a collection of tools to interact with and analyze artifacts for BK7231 MCUs
OpenBeken Javascript/Vue control panel and Supported Devices (Teardowns/Templates) List
Simple command line BK7231 flashing tool for SPI mode (not UART)