Skills by onsails

by onsails• 44•• Scanned•Claim this listing•Request removal
Coding Agentsclaude codeclaude code pluginclaude code skillscodex

Claude Code skills: codex-sprint, review-loop (iterative simplify-review-fix), rust-dev (FAIL FAST standards)

Skills is an open-source agent skill by onsails, written mainly in JavaScript, with 44 GitHub stars and the MIT license. Its code was last updated Aug 25, 2026.

Scan summary: scanned Nov 5, 2026 at commit 1db78da. No capabilities flagged by our checks. Scan policy

What Skills can touch

  • Run shell commandsNot seen in this scan
  • Run dynamic codeNot seen in this scan
  • Read or write filesNot seen in this scan
  • Read environment and secretsNot seen in this scan
  • Control a web browserNot seen in this scan
  • Connect to databasesNot seen in this scan
  • Read or send messagesNot seen in this scan
  • Touch money or tradingNot seen in this scan
  • Connect to the internetNot run in this scan

"Not seen" means our checks did not find it, and the tool may still do it. Covers commit 1db78da, Nov 5, 2026. See the scan policy.

Before you install Skills

AgenticMart scanned Skills on Nov 5, 2026 with automated checks for hidden code, known-malicious packages, leaked secrets and vulnerable dependencies. The result covers one commit under our scan policy, so review what access you give it and check any advisories shown here.

What it can access

  • A skill is instructions plus optional scripts. The instructions steer your agent; any scripts run on your machine when the agent uses the skill.

Before you install

  1. Pin the version you reviewed instead of always installing the latest release.
  2. Read the tool list or scripts before the first run, and keep approval prompts on for actions that write, send or delete.
  • Maintained by onsails on GitHub, 44 stars and 4 forks. Popularity is not proof of safety.
  • Last code change: Aug 25, 2026.
  • Open-source license: MIT.

Skills is an open-source agent skill by onsails, written mainly in JavaScript. Claude Code skills: codex-sprint, review-loop (iterative simplify-review-fix), rust-dev (FAIL FAST standards)

At a glance

Stars
44
Forks
4
Language
JavaScript
License
MIT
Created
Jan 2026
Last update
Aug 25, 2026
Type
Agent Skill
Price
Free

Topics

claude-codeclaude-code-pluginclaude-code-skillscodex

Questions about Skills

What is Skills?

Claude Code skills: codex-sprint, review-loop (iterative simplify-review-fix), rust-dev (FAIL FAST standards)

Who maintains Skills?

Skills is maintained by onsails on GitHub (onsails/skills). AgenticMart lists it from public repository data.

Is Skills safe to use?

AgenticMart scanned Skills on Nov 5, 2026 with automated checks for hidden code, known-malicious packages, leaked secrets and vulnerable dependencies. The result covers one commit under our scan policy, so review what access you give it and check any advisories shown here.

What license does Skills use?

It is published under the MIT license.

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