payloads

PayloadsAllTheThings

https://github.com/swisskyrepo/PayloadsAllTheThings

XSS Payloads

https://portswigger.net/web-security/cross-site-scripting/cheat-sheet

SQLi Payloads

https://portswigger.net/web-security/sql-injection/cheat-sheet

URL Validation Bypass Payloads

https://portswigger.net/web-security/ssrf/url-validation-bypass-cheat-sheet