Agent Skills Index

Directory / Awesome Copilot skills (GitHub) / doublecheck

doublecheck

skill Deployment, cloud & DevOps

Three-layer verification pipeline for AI output. Extracts verifiable claims, finds supporting or contradicting sources via web search, runs adversarial review for hallucination patterns, and produces a structured verification report with source links for human review.
Description from the SKILL.md front matter.

Information source

Copied from the Awesome Copilot skills (GitHub) catalog (github/awesome-copilot), maintained by GitHub + community contributors.

Links are pinned to commit cb64ad1 (2026-10-16), the version we synced. Not reviewed by us.

Install

GitHub CLI v2.90+ (Copilot by default)
gh skill install github/awesome-copilot doublecheck
For Claude Code
gh skill install github/awesome-copilot doublecheck --agent claude-code
For Codex
gh skill install github/awesome-copilot doublecheck --agent codex

Commands follow each host's documentation (GitHub Copilot, plus Claude Code, Codex, Cursor via gh skill docs). gh skill needs GitHub CLI 2.90 or later and is in public preview.

Listed from GitHub + community contributors's catalog, not reviewed by us. Read the source before installing.

Catalog
Awesome Copilot skills (GitHub)
Information source
SKILL.md in github/awesome-copilot
Author
Not stated in the source
Source code
github/awesome-copilot
License
MIT (repository license)
Repository stars
40,187 for github/awesome-copilot (the whole catalog repo)
Added to catalog
Not tracked for this source
Last change
2026-10-16 (last push to the repo)

What it contains

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