Blur.io - Airdrop Qualification - NFT exchange taking considerable market share. 3rd airdrop is live with expected token launch date in January 2023.
Vela Exchange - Decentralized perpetuals exchange launching on Arbitrum (similar to GMX). Strong traction from Twitter DeFi influencers. No clear instructions to qualify yet - consider participating in their Discord.
Arbitrum - Ethereum layer 2 network. Most hyped airdrop in the space right now. Use Arbitrum and Arbitrum based protocols to qualify (such as trading on GMX).
Metamask - $MASK airdrop confirmed. Use the swap feature within Metamask for the best chances to qualify.
Aztec Network - Airdrop Guide - zk privacy layer for Ethereum (potentially a very large narrative in the future)