Decent has a full suite of no- and low-code tools for creators and organizations to easily build customized and user-friendly projects on the blockchain.
Protocol Labs is an open-source research, development, and deployment laboratory. It's the company behind IPFS, Filecoin, libp2p, and many more.
Hiro System builds developer tools for Bitcoin L1 and the Stacks L2 (layer-2).
Coinfeeds is an API that provides real-time news and social sentiment on any cryptocurrency.