huynguyen03dev/opencode-setup · Archived

gh-grep

Search real-world code examples across millions of GitHub repositories using grep.app.

First seen Jan 25, 2026

Installation

$ npx skills add huynguyen03dev/opencode-setup --skill gh-grep

Summary

  • Search real-world code examples across millions of GitHub repositories using grep.app.
  • This skill should be used when looking for implementation patterns, API usage examples, library integration patterns, or production code references.
  • Supports literal code search, regex patterns, and filtering by language/repo/path.

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More details

Agent compatibility

Declared targets from SKILL.md / docs. Unmarked agents are not listed — the skill may still install via the CLI.

Claude Code Not declared
Cursor Not declared
Codex Not declared
GitHub Copilot Not declared
Windsurf Not declared
Gemini CLI Not declared
Cline Not declared
OpenCode Declared

Repository health

Stars 5
Default branch main
Open issues 0
Status Archived

Skill metadata

Parsed from SKILL.md frontmatter.

Declared agents opencode

Package contents

Files included with this skill beyond the listing page.

  • skill md SKILL.md 3,272 B
  • docs SUMMARY.md 333 B

History

  1. First seen on skills.sh
  2. First recorded snapshot · 18 installs

SKILL.md

GitHub Grep

Base directory for this skill: /home/hazeruno/.config/opencode/skills/gh-grep

Search for real-world code examples across over a million public GitHub repositories via grep.app.

When to Use

  • Finding implementation patterns for unfamiliar APIs or libraries
  • Looking for correct syntax, parameters, or configuration examples
  • Discovering production-ready code examples and best practices
  • Understanding how different libraries/frameworks work together

Quick Start

Run the CLI script with bun (use absolute path):

bun /home/hazeruno/.config/opencode/skills/gh-grep/scripts/grep.ts searchGitHub --query "<code-pattern>" [options]

Core Options

Option Description
--query Literal code pattern (required)
--match-case Case-sensitive search
--match-whole-words Match whole words only
--use-regexp Interpret query as regex
--repo Filter by repository (e.g., facebook/react)
--path Filter by file path (e.g., src/components/)
--language Filter by language (comma-separated, e.g., TypeScript,TSX)

Global Options

  • -t, --timeout <ms>: Call timeout (default: 30000)
  • -o, --output <format>: Output format: text | markdown | json | raw

Search Patterns

Important: This tool searches for literal code patterns, not keywords.

Good searches:

  • useState( - Find React useState usage
  • import React from - Find React import statements
  • async function - Find async function declarations

Bad searches:

  • react tutorial - Keywords, not code
  • best practices - Concepts, not patterns
  • how to use - Questions, not code

For detailed pattern examples and regex usage, see references/api_reference.md.

Common Examples

# Find Authentication Patterns
bun /home/hazeruno/.config/opencode/skills/gh-grep/scripts/grep.ts searchGitHub \
  --query "getServerSession" --language "TypeScript,TSX"

# Find Error Boundary Implementations
bun /home/hazeruno/.config/opencode/skills/gh-grep/scripts/grep.ts searchGitHub \
  --query "ErrorBoundary" --language "TSX"

# Find useEffect Cleanup with Regex
bun /home/hazeruno/.config/opencode/skills/gh-grep/scripts/grep.ts searchGitHub \
  --query "(?s)useEffect\(\(\) => {.*removeEventListener" --use-regexp true

# Find CORS Handling in Flask
bun /home/hazeruno/.config/opencode/skills/gh-grep/scripts/grep.ts searchGitHub \
  --query "CORS(" --match-case true --language "Python"

# Search Within Specific Repository
bun /home/hazeruno/.config/opencode/skills/gh-grep/scripts/grep.ts searchGitHub \
  --query "createContext" --repo "facebook/react"

Requirements

  • Bun runtime
  • mcporter package (embedded in script)

Resources

  • scripts/grep.ts - Main CLI tool wrapping grep.app MCP server
  • references/api_reference.md - Detailed parameter documentation and regex patterns