“Startup idea: Coinbase but show users the cost basis for all their holdings” Posted by jasonnchann on Wednesday March 30, 2022 @01:32PM from the subset.so dept. https://subset.so/blog/coinbase-cost-basis-excel-template ( 2 comments | 5 points | on HN )
Here's one for example: https://noahlitvin.github.io/coinbase-costbasis
Personally though, I like to do these things in a spreadsheet because it's easier do another "query" or "analysis" on top of it.