You are probably here because you participated in the DEF CON 27 Red Team Offense Village WebApps Station. In that station, you completed a series of exercises with the goal to find vulnerabilities in different applications.
Well, there are a lot more...
You can download WebSploit to practice your skills in a safe enviroment and at your own time.
WebSploit is a VM running Kali Linux and a set of Docker containers that include several intentionally vulnerable applications.
These containers have over 400 different exercises!