An AI Native database for embedding vectors

What is the relationship between awa and vearch; JD.com's similarity search engine? You both have a 'gamma' index (based on hnswlib) with identical copy:

https://github.com/awa-ai/awadb/tree/main/awadb/db_engine/in...

https://github.com/vearch/vearch/blob/master/engine/index

What is your novelty? This is a crowded field.