It's pretty well documented that Jack Dordey is the biggest donor to bitcoin developers.
Go to spiral.xyz and compare names with current core Devs.
Then there's also:
https://whofundsbitcoin.com/Although quite misleading for overblowing HRF's contribution, Jack Dordey is the biggest outlier by bar in terms of individuals.
Thanks for sharing more detail. Looking at
https://whofundsbitcoin.com/ and verify the source, i agree Jack Dordey can be considered as outlier among other individuals. But from quick search, he seems to have little control over spiral.xyz.
Despite coming under the umbrella of Block, Spiral operates completely independently of its parent company. Jack Dorsey, the CEO of Block and ex-CEO of Twitter, has little direct control over Spiral. The company’s lead, Steve Lee, told Bitcoin Magazine in a recent interview that “Spiral decides how our team runs, what we work on, and how resources are spent,” not Block or Dorsey.