Trailmark Parses source code into a directed graph of functions, classes, calls, and semantic metadata for security analysis. When to Use - Mapping call paths from user input to sensitive functions - Finding complexity hotspots for audit prioritization - Identifying attack surface and entrypoints - Understanding call relationships in unfamiliar codebases - Security review or audit preparation across polyglot projects - Adding LLM-inferred annotations (assumptions, preconditions) to code units - Pre-analysis before mutation testing (genotoxic skill) or diagramming When NOT to Use - Single-file…