@along_the_road @QuantumEyetanglement Bluesky is partially decentralized. You can setup your own PDS (the server where your data is stored). There are two central parts: The directory of all DID (comparable with a DNS) and the message relay.
They have got a repository with their code that is uses MIT as license.
@Jerry In the RC/Develop there is the fix that changes one of the ugly queries. Also it contains a coding to prevent executing long queries when another long query is running.