# Knowledge and memory MCP servers online

Check the source documentation for each connection.

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

## MCP servers

1. [Yggdrasil](https://mcpdirectory.fyi/ru/global/online/yggdrasil.md), Knowledge and memory, Online: One shared, durable memory for your AI coding agents — local-first, zero-dependency.
2. [Deja Vu](https://mcpdirectory.fyi/ru/global/online/deja-vu.md), Knowledge and memory, Online: deja-vu: local memory over the session histories of forty-three coding agents.

## Other categories in Online

- [Developer tools](https://mcpdirectory.fyi/ru/global/online/category/developer-tools.md): 6 MCP servers
- [Security](https://mcpdirectory.fyi/ru/global/online/category/security.md): 2 MCP servers
- [Cloud and DevOps](https://mcpdirectory.fyi/ru/global/online/category/cloud-devops.md): 1 MCP server
- [Communication](https://mcpdirectory.fyi/ru/global/online/category/communication.md): 1 MCP server
- [Data and databases](https://mcpdirectory.fyi/ru/global/online/category/data-databases.md): 1 MCP server
- [Finance and crypto](https://mcpdirectory.fyi/ru/global/online/category/finance-crypto.md): 1 MCP server
- [Search and research](https://mcpdirectory.fyi/ru/global/online/category/search-research.md): 1 MCP server