# Knowledge and memory MCP servers online

Check the source documentation for each connection.

9 MCP servers. Also on the [web page](https://mcpdirectory.fyi/in/global/online/category/knowledge-memory).

## MCP servers

1. [emem, the verifiable memory protocol for the physical world](https://mcpdirectory.fyi/in/global/online/emem-the-verifiable-memory-protocol-for-the-physical-world.md), Knowledge and memory, Online: Shared, verifiable memory for machines and AI. Encode where data lives; decode with any AI.
2. [Infimium](https://mcpdirectory.fyi/in/global/online/infimium.md), Developer tools, Online: Private AI context layer for semantic code search, dependency graphs, memory, and workspaces.
3. [LLMSlim memory](https://mcpdirectory.fyi/in/global/online/llmslim-memory.md), Knowledge and memory, Online: Long-term memory and context fitting for agents, with no LLM in the loop. Local SQLite.
4. [Rigour](https://mcpdirectory.fyi/in/global/online/rigour.md), Developer tools, Online: Lets coding agents review their change, find an existing helper, and recall the team's lessons.
5. [Shodh Memory](https://mcpdirectory.fyi/in/global/online/shodh-memory.md), Knowledge and memory, Online: Cognitive memory for AI agents — semantic search, Hebbian learning, knowledge graphs.
6. [SuperLocalMemory](https://mcpdirectory.fyi/in/global/online/superlocalmemory.md), Knowledge and memory, Online: Local-first memory for AI agents: recall with sources, answer checks, documents, mesh, governance.
7. [Code Memory](https://mcpdirectory.fyi/in/global/online/code-memory.md), Developer tools, Online: Local semantic code search with Git history. Works offline, no API key needed.
8. [Memex](https://mcpdirectory.fyi/in/global/online/memex.md), Knowledge and memory, Online: Temporal engineering context for agents via MCP.
9. [Waggle Mcp](https://mcpdirectory.fyi/in/global/online/waggle-mcp.md), Knowledge and memory, Online: Persistent graph-backed conversational memory for AI agents.

## Other categories in Online

- [Developer tools](https://mcpdirectory.fyi/in/global/online/category/developer-tools.md): 29 MCP servers
- [Security](https://mcpdirectory.fyi/in/global/online/category/security.md): 9 MCP servers
- [Data and databases](https://mcpdirectory.fyi/in/global/online/category/data-databases.md): 6 MCP servers
- [Sales and marketing](https://mcpdirectory.fyi/in/global/online/category/sales-marketing.md): 6 MCP servers
- [Search and research](https://mcpdirectory.fyi/in/global/online/category/search-research.md): 6 MCP servers
- [Other tools](https://mcpdirectory.fyi/in/global/online/category/other-tools.md): 5 MCP servers
- [Cloud and DevOps](https://mcpdirectory.fyi/in/global/online/category/cloud-devops.md): 4 MCP servers
- [Finance and crypto](https://mcpdirectory.fyi/in/global/online/category/finance-crypto.md): 3 MCP servers
- [Productivity and collaboration](https://mcpdirectory.fyi/in/global/online/category/productivity-collaboration.md): 3 MCP servers
- [Ecommerce](https://mcpdirectory.fyi/in/global/online/category/ecommerce.md): 2 MCP servers
- [AI and media generation](https://mcpdirectory.fyi/in/global/online/category/ai-media-generation.md): 1 MCP server
- [Web and browser automation](https://mcpdirectory.fyi/in/global/online/category/web-browser-automation.md): 1 MCP server