Sandbox
38 repos for prompt-engineering · Gemini CLI · CodingClear
tallesborges/
agentic-system-prompts

A curated collection of system prompts and tool definitions from production AI coding agents

182
ctxray/
ctxray

See how you really use AI — X-ray your AI coding sessions locally

46
seuros/
action_mcp
seuros/action_mcpFrameworks & SDKs

Rails Engine with MCP compliant Spec.

120
JuliusBrussee/
caveman

🪨 why use many token when few token do trick — Claude Code skill that cuts 65% of tokens by talking like caveman

105k
1 add
ilindaniel/
ponytail-lite

Stop agents from over-engineering. Inspired by Ponytail, but without the plugin madness. Just one AGENTS.md file.

171
jdrhyne/
agent-skills

A collection of AI agent skills for Clawdbot, Claude Code, Codex

241
ilindaniel/
impeccable-lite

Stop agents from designing sloppy UI. Inspired by Impeccable, but without the plugin machinery. Just one SKILL.md file.

31

Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.

138k
1 add
OneWave-AI/
claude-skills

200+ production-ready Claude Code skills for sales, marketing, design, engineering, and AI agent architecture. Built and maintained by OneWave AI.

288
wshobson/
agents
wshobson/agentsCollections

Multi-harness agentic plugin marketplace for Claude Code, Codex, Cursor, OpenCode, GitHub Copilot, and Google Antigravity

40k
bluegalaxy111/
awesome-vibe-coding

A curated list of 300+ tools, platforms, and resources for vibe coding and building software by talking to AI

47
AgnosticUI/
agnosticui

AgnosticUI Local (v2) is a CLI-based UI component library that copies components directly into your project. Works with AI tools, agent-driven UIs, and prompt-ready workflows.

826
sharpdeveye/
maestro

Workflow fluency for AI coding agents. 1 core skill · 25 commands · 7 domain references · memory layer · audit trail — works across Cursor, Claude Code, Gemini CLI, Copilot, and 6 more.

424

Universal, model-agnostic operating harness for AI agents (Claude, Codex, Gemini, …) — a lean core + work-type profiles assembled by one setup script.

185
ilang-ai/
autocode

You say it. AutoCode ships it. 48 skills. Code to deployment in one session. I-Lang v5.0 judgment + secret-safe deploys. Free forever.

86

A Free, Open Source MCP server for dynamic custom persona management with public a GitHub collection of personas, skills, templates, and other elements for AI models.

41
KhazP/
vibe-coding-prompt-template

Templates and workflow for generating PRDs, Tech Designs, and MVP and more using LLMs for AI IDEs

3.1k
0xNyk/
council-of-high-intelligence

Structured multi-perspective deliberation for hard decisions. Run full councils, focused triads, or duo debates across Claude Code, Codex, Gemini CLI, and OpenCode.

4.2k
wanshuiyin/
HERO-Anti-OverDefense

HERO = Hashing · Edge cases · Rubrics · Overbuild — the four shapes coding agents over-defend in. A paste-in contract that stops them. Works with Claude Code, Codex, Antigravity, Cursor, Copilot, Windsurf, Gemini CLI.

444
telagod/
code-abyss

Give your AI coding agent a personality. Composable persona + style + skills for Claude Code, Codex, Gemini CLI & OpenClaw. Ships Tech Persona Card v1.0 spec.

239
hqhq1025/
skill-optimizer

Agent Skills lifecycle toolkit: mine repeated coding-agent workflows, audit and personalize skills, and generalize personal skills for public release.

168