The website discussed in the comments went live a while back, and has a bunch of problems:

http://topology-octopus.herokuapp.com/problemsinhomotopytheory/show/HomePage

Update: It seems that this site is no longer accessible. Here is the last capture from the Internet Archive:

https://web.archive.org/web/20210305022827/http://topology-octopus.herokuapp.com/problemsinhomotopytheory/show/HomePage