The svdl file extension is related to the Security Validation Description Language and used for its document files.
SVDL file extension - Security Validation Description Language file
What is svdl file? How to open svdl files?
File type specification:
The svdl file extension is associated with the Security Validation Description Language developed by Open Web Application Security Project (also known as OWASP).
The svdl file stores document written in Security Validation Description Language.