COG-second-brain — Codex Skill by huytieu

by huytieu · Codex Skill · ★ 334

Last updated: · Indexed by AgentSkillsHub · Auto-synced every 8h

About COG-second-brain

Self-evolving second brain with 17 AI skills, 6 worker agents, and people CRM — inspired by Garry Tan's gstack and gbrain. Works with Claude Code, Cursor, Kiro, Gemini CLI, Codex.

agenticai-agentsclaude-codecursorgarry-tangbraingstackknowledge-managementobsidianpeople-crm

Quick Facts

Stars334
Forks39
LanguageShell
CategoryCodex Skill
LicenseMIT
Quality Score39.75/100
Open Issues2
Last Updated2026-04-16
Created2025-10-15
Platformsclaude-code, cli, codex, gemini
Est. Tokens~10k

Compatible Skills

These tools work well together with COG-second-brain for enhanced workflows:

  • claude-obsidian — semantic(0.26)+complementary+rare_topics+same_lang+similar_pop+shared_platform (64%)
  • arscontexta — semantic(0.34)+complementary+rare_topics+same_lang+similar_pop+shared_platform (61%)
  • obsidian-claude-pkm — semantic(0.34)+complementary+rare_topics+same_lang+similar_pop+shared_platform (61%)
  • obsidian-second-brain — semantic(0.37)+complementary+rare_topics+similar_pop+shared_platform (57%)

COG-second-brain alternative? Top 6 similar tools

Looking for a COG-second-brain alternative? If you're comparing COG-second-brain with other codex skill tools, these 6 projects are the closest alternatives on Agent Skills Hub — ranked by topic overlap, star count, and community traction.

  • skill-conductor by smixs · ⭐ 73

    Architecture-first skill lifecycle for AI agents. 5 modes: CREATE → EVAL → EDIT → REVIEW → PACKAGE. Integrates

  • obsidian-claude-pkm by ballred · ⭐ 1.2k

    A complete starter kit for an Obsidian + Claude Code personal knowledge management system.

  • obsidian-second-brain by eugeniughelbur · ⭐ 486

    Claude Code skill for Obsidian. Turn your vault into a living AI-first second brain. 31 commands, vault-first

  • karpathy-llm-wiki by Astro-Han · ⭐ 736

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  • agentfiles by Railly · ⭐ 489

    Browse, create, and edit AI agent files across Claude Code, Cursor, Codex, and 13+ tools — from Obsidian.

  • entroly by juyterman1000 · ⭐ 337

    Entroly-Daemon: Self-Evolving Daemon. Compress 2M-token repos into a razor-sharp Principal Engineer's context.

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Frequently Asked Questions

What is COG-second-brain?

COG-second-brain is Self-evolving second brain with 17 AI skills, 6 worker agents, and people CRM — inspired by Garry Tan's gstack and gbrain. Works with Claude Code, Cursor, Kiro, Gemini CLI, Codex.. It is categorized as a Codex Skill with 334 GitHub stars.

What programming language is COG-second-brain written in?

COG-second-brain is primarily written in Shell. It covers topics such as agentic, ai-agents, claude-code.

How do I install or use COG-second-brain?

You can find installation instructions and usage details in the COG-second-brain GitHub repository at github.com/huytieu/COG-second-brain. The project has 334 stars and 39 forks, indicating an active community.

What license does COG-second-brain use?

COG-second-brain is released under the MIT license, making it free to use and modify according to the license terms.

What are the best alternatives to COG-second-brain?

The top alternatives to COG-second-brain on Agent Skills Hub include skill-conductor, obsidian-claude-pkm, obsidian-second-brain. Each offers a different approach to the same problem space — compare them side-by-side by stars, quality score, and community activity.

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