A catalog of ChatGPT & Codex plugins, sorted by people.
Agent Deck alternatives
Agent Deck by not-so-fat: One MCP for context management: bind self-improving playbooks, MCP tools, and API keys to the session. 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
- Want active development? Magents, Unforgit, Archcore got a push in the last two weeks.
- Want the most-watched option? Archcore has 75 stars to Agent Deck's 6.
- On a different tool? Unforgit mentions Codex.
8 alternatives, side by side
| Plugin | Stars | License | Last push | Packaged as |
|---|---|---|---|---|
| Mitigant MCP Server Lets AI agents run curated, reversible cloud attacks mapped to MITRE ATT&CK, with attack-lifecycle management and reporting. | ★ n/a | No license file | n/a | MCP server |
| Unforgit Git-backed repository memory for Codex and other coding agents via MCP, with durable local knowledge for decisions, conventions, gotchas, and playbooks. | ★ 1 | MIT | 2026-11-13 | 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 |
| Codex Mem Automatically capture, compress, and inject session context back into future Codex sessions. | ★ 15 | No license file | 2026-10-06 | plugin |
| Honcho Persistent cross-session memory for Codex powered by Honcho — lifecycle hooks capture each session and inject relevant context back at session start, so Codex remembers your preferences, projects, and decisions across restarts. | ★ 66 | MIT | 2026-09-01 | plugin |
| AgiFlow Project management workflows for AI coding agents with planning, grooming, task execution, review, and AgiFlow MCP integration. | ★ 4 | MIT | 2026-10-10 | MCP server, plugin |
| Archcore Spec-driven development and context engineering for Claude Code, Cursor, Codex, and GitHub Copilot — backed by project context in Git. | ★ 75 | Apache-2.0 | 2026-11-07 | plugin |
| Context Guard Preserves authoritative requirements and verification evidence across long-running Codex tasks and context compaction. | ★ 4 | Apache-2.0 | 2026-11-15 | plugin |
Picked by overlap between each project's own description and Agent Deck's, same category first. Ordered by that overlap, not by stars or payment.
Head-to-head
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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