Show HN: A collection of 150 self-hosted alternatives to popular software (openalternative.co)

Cool! Maybe it would be nice to see the software that it is an alternative to directly on the card as well?

Also, how do you qualify whether a solution is an alternative? How much of a 'drop-in replacement' should it be?

Cool concept. One advice, A video on the front page telling how you can use the software would help a lot.