XSpear vs Yasuo: 2026 Comparison
XSpear is a free security scanning tool. Yasuo is a free security scanning tool. Compare features, ratings, integrations, and community reviews side by side to find the best security scanning fit for your security stack.
CST VerdictBased on our analysis of available product data, here is our conclusion:
Security engineers hunting XSS vulnerabilities in applications with complex parameter logic will find XSpear's parameter analysis capability cuts through noise that generic web scanners miss. The 1,291 GitHub stars and zero licensing friction mean you can spin it up in a CI/CD pipeline or ad-hoc testing without procurement friction. Skip this if your team needs a full web application scanner covering SQLi, CSRF, and API fuzzing; XSpear is deliberately narrow, which is precisely why it excels at what it does.
DevSecOps teams operating on minimal budgets will get real value from Yasuo because it does one thing well: finding vulnerable third-party web applications already sitting in your network, which most scanners miss or charge heavily for. The 573 GitHub stars and active Ruby community mean it's battle-tested enough for production use without licensing friction. Skip this if you need scanning for custom code or containerized applications; Yasuo is specifically built to hunt known exploits in off-the-shelf software, not your own vulnerabilities.
