n8n Claude Code Marketplace 2026 ⚡ Production-Grade Skills for GTM & Workflow Automation
Preflight Checklist
Preflight Checklist is an open-source workflow skill for Claude Code and compatible agents, published by saumit2401273106-lab. Its author describes it as: “The Ultimate Documentation + PoC Stress Test Toolkit for SREs in 2026”. The project has 1 star on GitHub and does not declare a license, so check with the author before reuse. Add it to your setup with `/plugin marketplace add saumit2401273106-lab/preflight-checklist`.
Installation
Add Preflight Checklist to your agent with:
/plugin marketplace add saumit2401273106-lab/preflight-checklistAlways review a skill's source before installing it. This command comes from the skill's public repository; the linked repo is the source of truth for exact setup steps.
When to use it
Reach for Preflight Checklist when you want workflow help from your agent without writing the same instructions every session. Load the skill and the agent picks it up automatically for relevant tasks.
Strengths
- Actively maintained (recent commits)
Things to check
- No license declared — confirm terms with the author before reuse
- Limited adoption so far — evaluate before depending on it
Topics
Related skills
More Workflow →Free Apache-2.0 skills for Claude Code, plus trigger-probe — the open-source tool we used to measure all 18 of our paid skills: 144/180 fires when it should, 180/180 stays quiet when it should, 8 failures published.
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