I know this has been asked and I found an old thread but nothing recent. With some digging, there's a fork of Merlin that supposedly works with this router.
github.com
Anyone have any details on this? Is the author on this forum? He linked it to a Chinese forum: https://www.right.com.cn/forum/thread-1979486-1-1.html
MerlinRdev/gtac2900-merlin
support softcenter and ubifs. Contribute to MerlinRdev/gtac2900-merlin development by creating an account on GitHub.
Anyone have any details on this? Is the author on this forum? He linked it to a Chinese forum: https://www.right.com.cn/forum/thread-1979486-1-1.html