A catalog of ChatGPT & Codex plugins, sorted by people.
Living Brain alternatives
Living Brain by ChatAndBuild (Christel Buchanan): A shared, persistent memory layer for AI: carry the same context across ChatGPT, Claude, Gemini, Codex, Claude Code and Cursor through MCP or an API. Here are 8 plugins in our catalog that describe a similar job, with the numbers you'd check before switching.
Why you might look elsewhere
- Need a permissive license? Ether, Citadel, AgentOps are MIT or similar, while Living Brain is No license file.
- Want active development? Mnemoverse Memory, Magents, Ether got a push in the last two weeks.
- Want the most-watched option? Citadel has 931 stars to Living Brain's 6.
8 alternatives, side by side
| Plugin | Stars | License | Last push | Packaged as |
|---|---|---|---|---|
| Ether Shared file workspace for you and your agents: Claude, ChatGPT, Gemini, Grok and coding agents can read and write the same files through Ether's remote MCP server. Plugin for Claude Code, Codex, Copilot, Cursor, Antigravity and Gemini CLI. | ★ 0 | MIT | 2026-11-13 | MCP server, plugin |
| Citadel Operating layer for Claude Code and Codex: persistent project memory, intent routing and orchestration, installable as a Codex plugin. | ★ 931 | MIT | 2026-11-12 | plugin |
| AgentOps DevOps layer for coding agents with flow, feedback, and memory that compounds between sessions. | ★ 454 | Apache-2.0 | 2026-11-15 | plugin |
| TMCRA Local Memory Owner-local memory for Codex that recalls user and project evidence before each answer and carries source-attributed project context across sessions and supported agent tools. | ★ 1 | Apache-2.0 | 2026-11-01 | plugin |
| Mnemoverse Memory Hosted AI agent memory that learns from outcomes, over remote MCP with OAuth sign-in: tell it a recalled memory helped or misled and it re-ranks what comes back next, with shared rooms for multi-agent work. | ★ 0 | MIT | 2026-11-14 | MCP server, plugin |
| Waggle Persistent graph-backed conversational memory for Codex that recalls project decisions, constraints, preferences, and outcomes across sessions. | ★ 45 | Apache-2.0 | 2026-10-30 | plugin |
| Magents Shared session bus MCP + skill so Codex can list, read, hand off, send, and spawn with Claude, Cursor, Grok, and friends without pasting context. | ★ 16 | MIT | 2026-11-14 | MCP server, skills |
| Simple Man Strips praise, recaps and filler from agent answers while keeping every fact you act on — findings carry location and one-line fix, refusals carry the safe procedure, tutorials stay long-form — benchmarked on 2,479 preregistered live calls, 266 of them real Claude Code sessions, with all raw records committed. | ★ 11 | MIT | 2026-11-01 | skills |
Picked by overlap between each project's own description and Living Brain's, same category first. Ordered by that overlap, not by stars or payment.
Head-to-head
Citadel vs Living Brain · AgentOps vs Living Brain · Living Brain vs Ether
More: Memory & Context plugins · best Memory & Context plugins, ranked · all comparisons
Data from GitHub and each project's README, checked 2026-11-15. We haven't installed or audited these, and stars measure attention, not quality. Paid placements never change this page. Spot a mistake? hello@pickaplugin.com
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