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.
- ✓Open-source license (MIT)
- ✓Recently active
- ✓Healthy fork ratio
- ✓Clear description
- ✓Topics declared
git clone https://github.com/huytieu/COG-second-brain && cp COG-second-brain/*.md ~/.claude/agents/24 items in this repository
Update people profiles in 05-knowledge/people/ with new information from brief data, meetings, or Slack
Collect data from GitHub, Slack, Jira, Linear, or file system. Structured extraction only — no synthesis.
Execute pre-approved mutations — Jira transitions, Linear updates, API calls, build commands.
Read, write, and organize vault files. Metadata updates, file moves, profile updates.
Execute publishing operations — Slack, Confluence, Notion, webhooks. Receives final content and posts it.
Web research agent. Searches, fetches URLs, extracts facts and evidence. No synthesis — just structured findings.
Deep strategic research engine — decomposes questions into parallel research threads, spawns multiple agents, and synthesizes into actionable strategic analysis
Quick capture of raw thoughts with intelligent domain classification and competitive intelligence extraction
Deep-dive 7-day analysis across all data sources for weekly reviews, board prep, and strategic planning
Create user stories with duplicate checking across any project tracker (Linear, GitHub Issues, Jira)
Generate personalized news intelligence with verified sources (7-day freshness requirement)
Audit and export open issues from any project tracker with summary analysis and vault archival
Generate product requirements documents with optional publishing to Confluence or other wiki platforms
Generate categorized release notes from any source (GitHub, Linear, Jira, or manual input) with optional publishing
Build frameworks from scattered insights across all braindumps and notes
Process meeting recordings and notes into structured decisions, action items, and team dynamics with intelligent noise filtering
Personalize COG for your workflow - creates profile, interests, and watchlist files with guided setup (run this first!)
Publish any markdown file from the vault to Confluence with format conversion and approval gate
Evaluate URLs and tools — check vault coverage, assess relevance, recommend save or skip
Generate daily team intelligence brief by cross-referencing GitHub, Linear, Slack, PostHog, meetings, and braindumps with two-way Linear sync-back
Check for and apply upstream COG framework updates (skills, docs, scripts) without touching personal content
Maintain and update product knowledge base from releases, features, and project changes with optional wiki sync
Quick capture URLs with automatic content extraction, insights, and categorization into knowledge booklets
Subagents overview
What people ask about COG-second-brain
What is huytieu/COG-second-brain?
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huytieu/COG-second-brain is subagents for the Claude AI ecosystem. 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 has 532 GitHub stars and was last updated 1mo ago.
How do I install COG-second-brain?
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You can install COG-second-brain by cloning the repository (https://github.com/huytieu/COG-second-brain) or following the README instructions on GitHub. ClaudeWave also provides quick install blocks on this page.
Is huytieu/COG-second-brain safe to use?
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Our security agent has analyzed huytieu/COG-second-brain and assigned a Trust Score of 92/100 (tier: Verified). See the full breakdown of passed checks and flags on this page.
Who maintains huytieu/COG-second-brain?
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huytieu/COG-second-brain is maintained by huytieu. The last recorded GitHub activity is from 1mo ago, with 5 open issues.
Are there alternatives to COG-second-brain?
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Yes. On ClaudeWave you can browse similar subagents at /categories/agents, sorted by popularity or recent activity.
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