Anti-Trojan-Source vs Semgrep Code: Side-by-Side Comparison (2026)
Features, pricing, ratings, and pros and cons, compared head to head.
Anti-Trojan-Source is a free static application security testing tool. Semgrep Code is a commercial static application security testing tool by Semgrep. Compare features, ratings, integrations, and community reviews side by side to find the best static application security testing fit for your security stack. Independent and vendor-neutral: we never sell rankings.
CST VerdictBased on our analysis of NIST CSF 2.0 coverage, core features, integrations, company size fit, here is our conclusion:
Security teams responsible for supply chain risk or code review workflows should deploy Anti-Trojan-Source if unicode bidi attacks represent a realistic threat to your codebase; this is the only free tool that catches this specific injection vector before compilation. The 62 GitHub stars and active maintenance signal a project that understands the attack pattern deeply, though the narrow focus means it solves one problem well rather than serving as a general SAST platform. Skip this if you're looking for a centralized scanner to catch SQL injection, XSS, and credential leaks alongside trojan source; Anti-Trojan-Source is a surgical addition to your gate, not a replacement for broader static analysis.
Development teams shipping code across 30+ languages need Semgrep Code because it catches vulnerabilities in pull requests before merge, not in staging; the AI-powered triage cuts false positives by filtering GPT-4 findings through 900+ high-confidence rules, so developers actually fix real issues instead of ignoring alerts. Scans complete in under five minutes with native GitHub and GitLab integration, meaning security checks won't become a bottleneck in your CI/CD. Skip this if your primary concern is runtime or infrastructure risk; Semgrep Code prioritizes the ID.RA and PR.PS phases where developers can still act, not post-deployment detection.
