Who are Zilliqa competitors?

Could you elaborate on the current competitive landscape facing Zilliqa in the cryptocurrency and blockchain space? Who are some of the main competitors that Zilliqa faces, and how do they differentiate themselves from Zilliqa in terms of technology, scalability, adoption, and overall market positioning? Additionally, are there any emerging players in this space that could potentially pose a challenge to Zilliqa's growth and development in the future?