Top 5 cvss open source projects

CvssSuite - This Ruby gem helps you to process the vector of the Common Vulnerability Scoring System.

Extensible framework for analyzing publicly available information about vulnerabilities

A Java library for calculating CVSSv2 and CVSSv3 scores and vectors

CVSS (Common Vulnerability Scoring System) Calculator CVSSv3.1

Vulnogram is a tool for creating and editing CVE information in CVE JSON format