What is the best alternative to One Brain?

The top-rated alternatives to One Brain in the Knowledge & Memory category include Moxie Docs MCP, Codebase Memory Mcp, Mcp. These servers offer complementary or alternative capabilities depending on your deployment stack and authentication requirements.

How do One Brain alternatives differ in installation and runtime?

One Brain and its alternatives vary by runtime requirement (Node.js/npx, Python/uvx, Docker, or remote HTTP/SSE endpoints). Check the specification comparison table above to verify command requirements before installing.

Are alternatives to One Brain free and open source?

Most MCP servers listed on AllMCPs are open source tools under MIT or Apache licenses that you can self-host or run locally with Claude Desktop, Cursor, VS Code, or Windsurf.

How do I side-by-side compare One Brain with a specific alternative?

Click the "Compare side-by-side →" button on any alternative card to see an in-depth comparison matrix covering feature lists, stars, npm downloads, install configurations, and schema specifications.

What is the best alternative to One Brain?

The top-rated alternatives to One Brain in the Knowledge & Memory category include Moxie Docs MCP, Codebase Memory Mcp, Mcp. These servers offer complementary or alternative capabilities depending on your deployment stack and authentication requirements.

How do One Brain alternatives differ in installation and runtime?

One Brain and its alternatives vary by runtime requirement (Node.js/npx, Python/uvx, Docker, or remote HTTP/SSE endpoints). Check the specification comparison table above to verify command requirements before installing.

Are alternatives to One Brain free and open source?

Most MCP servers listed on AllMCPs are open source tools under MIT or Apache licenses that you can self-host or run locally with Claude Desktop, Cursor, VS Code, or Windsurf.

How do I side-by-side compare One Brain with a specific alternative?

Click the "Compare side-by-side →" button on any alternative card to see an in-depth comparison matrix covering feature lists, stars, npm downloads, install configurations, and schema specifications.

Knowledge & Memory• MCP Alternatives Guide

Best Alternatives to One Brain

Looking for an alternative to One Brain? Whether you need a different runtime environment, custom authentication support, or alternative API integrations in the Knowledge & Memory ecosystem, we have cataloged and compared the top alternative MCP servers below.

Browse all Knowledge & Memory servers →View One Brain Specs →

Target Reference Server

One Brain Overview

Shared memory for a team in Claude Code: what one person records, everyone has.

Specification Matrix: One Brain vs Alternatives

Server Name	Runtime	Auth	Pricing	GitHub Stars	Downloads	Action
O One Brain (Target)	npx	Free/None	Free	—	—	Current
Moxie Docs MCP	npx	API key	Freemium	2	25	Compare →
Codebase Memory Mcp	npx	No auth required	Free	38,560	1	Compare →
Mcp	Remote (SSE)	Free/None	Free	—	—	Compare →
Mcp Obsidian	npx	No auth required	Free	1,603	—	Compare →
G Github Twin	uvx	Free/None	Free	—	—	Compare →
Mcp Server	Remote (SSE)	Free/None	Free	115	—	Compare →
Memora	npx	API key	Bring your own API key (usage-based cost)	633	—	Compare →
M Mcp	Remote (SSE)	Free/None	Free	—	—	Compare →
M Memory	npx	Free/None	Free	—	—	Compare →
M MemoryRouter	Remote (SSE)	Free/None	Free	—	—	Compare →
H Heirmos	Remote (SSE)	Free/None	Free	—	—	Compare →
C Cortex	Remote (SSE)	Free/None	Free	—	—	Compare →

Detailed Evaluation of One Brain Alternatives

Moxie Docs MCP

Runtime: npx

★ Featured

MCP server providing automated, context-aware documentation and code convention insights for GitHub repos.

Key Features:

Compact pre-edit repo context including conventions and gaps

Change impact analysis linking code paths to docs and conventions

Structured API endpoint context for touched code paths

17 25 2

Compare side-by-side

Codebase Memory Mcp

Runtime: npx

Local code intelligence engine indexing repos into a persistent knowledge graph with fast structural queries across 159 languages.

Key Features:

Indexes 159 languages using tree-sitter and Hybrid LSP

Supports 15 MCP tools including graph search, tracing, and impact analysis

Runs as a single static native binary with zero dependencies

6 1 38,560

Compare side-by-side

Mcp

Runtime: Remote (SSE)

AI memory layer — one shared, persistent memory across every AI tool you connect.

0 0

Compare side-by-side

Mcp Obsidian

Runtime: npx

MCP server providing safe read/write access and comprehensive operations on Obsidian vault notes via MCP.

Key Features:

Safe YAML frontmatter parsing and AST-aware updates

File operations: read, write, patch, delete, move notes/files

Partial reads: get note outlines and specific line ranges

2 0 1,603

Compare side-by-side

Github Twin

Runtime: uvx

Personal RAG over your GitHub history (commits, code, reviews), served to Claude Code over MCP.

1 0

Compare side-by-side

Mcp Server

Runtime: Remote (SSE)

Apple Developer Documentation with Semantic Search, RAG, and AI reranking for MCP clients

0 0 115

Compare side-by-side

Memora

Runtime: npx

Persistent memory MCP server with knowledge graph, semantic search, cloud sync, and cross-session context management.

Key Features:

Persistent storage with SQLite or cloud sync (S3, R2, D1)

Hierarchical memory organization with sections and subsections

Semantic search using TF-IDF, sentence-transformers, and OpenAI embeddings

2 0 633

Compare side-by-side

Mcp

Runtime: Remote (SSE)

Wontopos (WOS) long-term memory — one memory across Claude Code, Cursor, ChatGPT, and your agents.

0 0

Compare side-by-side

Memory

Runtime: npx

Shared, persistent memory for AI agents — works with Claude, Kiro, Cursor, or any MCP client.

0 0

Compare side-by-side

MemoryRouter

Runtime: Remote (SSE)

Persistent AI memory shared across Claude, ChatGPT, coding agents, and compatible MCP clients.

0 0

Compare side-by-side

Heirmos

Runtime: Remote (SSE)

Persistent memory shared across Claude, ChatGPT, Grok and other MCP clients.

0 0

Compare side-by-side

Cortex

Runtime: Remote (SSE)

Shared, persistent semantic memory for your AI: save, search by meaning, recall with sources.

0 0

Compare side-by-side

Best Alternatives to One Brain

One Brain Overview

Specification Matrix: One Brain vs Alternatives

Detailed Evaluation of One Brain Alternatives

Frequently Asked Questions: One Brain Alternatives