4 tagged institutional-memory, measured the same way as everything else here.
Skill Claude Code
Institutional memory for AI agents via MCP. Gives your agent persistent memory that survives across sessions — mistakes (scars), successes (wins), decisions, and open threads. Use when you want your agent to stop repeating the same mistakes, carry context between sessions, and learn from experience. Not chat history …
linkpranay-ai/context-engineering-protocol
Skill Claude CodeCodex needs its repo
Assemble a context package (code graph, requirements, constraints, blast radius) before a downstream generation task runs - human-approved, source-attributed. Do NOT use for simple lookups.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: