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Seam Probe

Agent skill
1 skill

Use this skill to test, validate, fuzz, or debug a process boundary ("seam") that exposes itself as an FFI dynamic library or a Unix-domain socket — for example probing a Rust runtime hosted in a Swift or Electron app via its C ABI, or sending crafted length-prefixed frames to a daemon's UDS endpoint. The skill teaches how to drive the probe from the CLI, capture both the probe's NDJSON output AND the system- under-test's stderr/logs, and triage failures by correlating the two streams. Reach for it when the user asks to "probe", "fuzz", "exercise", "test the FFI surface", "test the socket protocol", "send raw frames", "discover what a dylib exports", "find a bug in the runtime", "reproduce a crash", or "see why the seam panics or hangs".

Install with
Claude CodeCodexCursorGitHub CopilotGemini CLI

Supported by the Atlas install prompt. Skill-specific requirements vary.

Skill stats

Skills1CategoryGeneralStars0

About this skill

Use this skill to test, validate, fuzz, or debug a process boundary ("seam") that exposes itself as an FFI dynamic library or a Unix-domain socket — for example probing a Rust runtime hosted in a Swift or Electron app via its C ABI, or sending crafted length-prefixed frames to a daemon's UDS endpoint. The skill teaches how to drive the probe from the CLI, capture both the probe's NDJSON output AND the system- under-test's stderr/logs, and triage failures by correlating the two streams. Reach for it when the user asks to "probe", "fuzz", "exercise", "test the FFI surface", "test the socket protocol", "send raw frames", "discover what a dylib exports", "find a bug in the runtime", "reproduce a crash", or "see why the seam panics or hangs".

Quick start

  1. Copy the install prompt. Use the green button above this README.
  2. Send it to your agent. Paste it into your coding agent’s chat and send.
  3. Review the setup. Your agent checks the skill’s instructions, requirements, and installation scope.
Review, license & listing details
Review the source before using this skill

This is an imported listing. We haven’t certified its safety, license, or compatibility. Skills may include executable scripts.

Automated security scan: Partial

Only SKILL.md was scanned. Supporting files and scripts were not checked. No safety grade has been assigned.

0 potential findings · Scanned 11/4/2026 · Scanner 0.2.1

Content SHA-256: f66181019fecff96c0680c18bb13ed1fe5b39ad2489d66bb2a1b05e7231cafbe

About scan coverage and limitations

About this listing

Category
General
Reported license
MIT
Listing language (estimated)
English
Review status
Not individually reviewed
Agent compatibility
Atlas installation supports Claude Code, Codex, and Cursor. Skill-specific dependencies and features are checked during setup.
Seam Probe | Agent Skills Atlas