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Trailmark turns code into graphs

lowtrailofbitsPublished 2026-04-23

<p>We&rsquo;re open-sourcing <a href="https://github.com/trailofbits/trailmark">Trailmark</a>, a library that parses source code into a queryable call graph of functions, classes, call relationships, and semantic metadata, then exposes that graph through a Python API that Claude skills can call directly. Install it now:</p> <p><code>uv pip install trailmark</code></p> <p>&ldquo;Defenders think in

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Original source: https://blog.trailofbits.com/2026/04/23/trailmark-turns-code-into-graphs/