In some way, these are source code analysis tools.
List of tools to detect SQL injection vulnerabilities:
Veracode (https://www.veracode.com)
RIPS (http://rips-scanner.sourceforge.net)
PVS studio (https://www.viva64.com)
Coverity Code Advisor (https://scan.coverity.com)
Parasoft Test (https://www.parasoft.com)
CAST Application Intelligence Platform (AIP) (http://www.castsoftware.com)
Klocwork (https://www.klocwork.com)
SONAR Qube (https://www.sonarqube.org)
Flawfinder (https://www.dwheeler.com)
Roslyn Security Guard (https://dotnet-security-guard.github.io)
FlexNet Code Insight (https://www.flexera.com)
Find Security Bugs (http://find-sec-bugs.github.io)
Brakeman (https://brakemanscanner.org)
php-reaper (https://github.com)
Yasca (http://www.scovetta.com)
VisualCodeGrepper (https://sourceforge.net)
Microsoft Source Code Analyzer (https://www.microsoft.com)