L337 Scanner is powerful vulnerability scanner.It has both community edition and professional edition.
Community edition is free for all.
Community edition has only sqli scanner.
which means through community edition you can scan a target site for sql injection vulnerability or search google for sqli vulnerable site.
Requirements :
1. Java 8 or higher (oracle recommanded)
Rules :
1. Don't give trailing slash
2. Put link with protocol like http,https
Test Example :
1. http