Sandbox
43 repos for sec · Codex · DocsClear
NicholasSpisak/
second-brain

LLM-maintained personal knowledge base for Obsidian. Based on Andrej Karpathy's LLM Wiki pattern.

709
huytieu/
COG-second-brain

Self-evolving second brain with 33 AI skills, 10 agents, and people CRM. Closed-loop harness: a V-model verification lifecycle where the worker never grades its own homework. Plus paired anti-slop design skills for marketing and product UI. Works with Claude Code, Cursor, Kiro, Gemini CLI, Codex.

1.2k
eugeniughelbur/
obsidian-second-brain

Persistent memory for Claude Code and 6 other CLI agents, stored as plain markdown in your Obsidian vault. Stop re-explaining your projects, decisions and people every session. 45 commands: hybrid semantic search, self-rewriting notes, key-less web research, and scheduled agents that maintain the vault while you sleep.

4.4k

The community-driven Claude Code plugin marketplace for MSPs — 70+ plugins across PSA, RMM, security, documentation, and accounting, plus cross-vendor industry workflow packs (ops, security, finance, compliance, sales, DevOps, cloud infra) that compose whatever tools you have connected.

45
anton-abyzov/
vskill

Secure multi-platform AI skill installer — scan before you install. 49 agents, 12 plugins, 41 expert skills.

45
aiskillstore/
marketplace

Security-audited skills for Claude, Codex & Claude Code. One-click install, quality verified.

422
open-webui/
mcpo
open-webui/mcpoConnectors

A simple, secure MCP-to-OpenAPI proxy server

4.4k

Self-organizing AI second brain for Obsidian + Claude Code. Drop any source and Claude reads, links, and files it into one connected knowledge graph of plain Markdown you own. AI note-taking, personal knowledge management (PKM), and an open-source Notion alternative. Based on Karpathy's LLM Wiki pattern.

15k
jgravelle/
jdocmunch-mcp

The leading, most token-efficient MCP server for documentation exploration and retrieval via structured section indexing

203
agentii-ai/
agentii-investment-intelligence

Claude-type skills for institutional equity research — 25 AI agent skills with SEC filings, XBRL financials, earnings calendars, DCF/comps/LBO models, and PPT generation. Powered by agentii.ai data plane. Works with Claude Code, OpenCode, Codex, OpenClaw, Goose.

203

30 sec to give your AI agents persistent memory. Reduce 90% token consumption while also maintaining quality.

466
blazickjp/
arxiv-mcp-server

A local MCP server for agent literature work. Original-LaTeX section reads, BibTeX from arXiv metadata, and topic watches. Papers stay on disk. Search is optional.

3.1k
atlassian/
atlassian-mcp-server

Official remote MCP server for Atlassian. Securely connect Jira, Confluence, Jira Service Management, Bitbucket, and Compass to Claude, ChatGPT, Cursor, VS Code, and other AI tools using OAuth 2.1 or API tokens.

1k

MCP Server for Bear note taking app available as Claude Desktop extension or standalone server for any other AI tool

207

The local-first LLM Wiki: open-source knowledge graph builder, RAG knowledge base, and agent memory store. Built on Andrej Karpathy's pattern. An Obsidian alternative for personal knowledge management, AI second brain, and durable Claude Code / Codex / OpenClaw memory.

683
7onez/
cti-expert

CTI Expert — Cyber Threat Intelligence & OSINT analysis skill for Claude Code / Codex. 120+ commands, 57 techniques, 79 typed MCP tools, deterministic case pipeline + ICD-203 reports. No API keys required for core.

593
netresearch/
claude-code-marketplace

Curated Agent Skills collection for AI-assisted development. Open standard — agentskills.io. Portable across Claude Code, Cursor, Copilot, Codex, Gemini CLI, and 30+ more agents. By Netresearch.

56
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
CodelyTV/
agent-harness

Our agent harness: Skills, plugins, hooks, and utilities to improve the quality of your agent.

261
spences10/
mcpick

Vendor-neutral MCP configuration manager — one CLI to add, toggle, and audit MCP servers and skills across every AI client, with safety built in

93
evilmartians/
agent-skills

Production-grade Agent Skills from Evil Martians — drop-in expertise for your AI coding agent

40