Alternatives to GBrain
8 Memory & State tools you could use instead. Each one shares a way to connect with GBrain and overlaps on what it does. Strongest match first.
Alternatives

LLM Wiki
API · MCP · ExtensionBuilds and maintains an interlinked wiki from your documents in a desktop app, and exposes hybrid search, graph and…
Verifiedby nashsu · Memory & State, Research & Knowledge · 5 skills · API KeyWhy Both offer MCP. In common: knowledge graph, hybrid search.

LightRAG
API · CLIBuilds a graph-based retrieval index over documents so agents can answer questions spanning many sources, served…
VerifiedFeaturedby HKU Data Science Lab · Memory & State, Research & Knowledge · 4 skills · No authWhy Both offer CLI. In common: knowledge graph, hybrid, memory.

Hindsight
API · MCP · CLIGives agents a self-hosted long-term memory server that retains facts, recalls them with parallel semantic, keyword…
Verifiedby Vectorize · Memory & State · 5 skills · No authWhy Both offer MCP and CLI. In common: hybrid search, postgres, memory.

Graphiti
API · MCPBuilds temporally aware knowledge graphs for agents in real time, tracking when each fact became true so memory…
Verifiedby Zep AI · Memory & State · 3 skills · No authWhy Both offer MCP. In common: hybrid search, knowledge graph, memory.

Cognee
API · MCP · CLIBuilds queryable memory for agents by turning documents and conversations into a knowledge graph plus vector store…
Verifiedby Topoteretes · Memory & State, Vector Databases · 3 skills · API KeyWhy Both offer MCP and CLI. In common: knowledge graph, memory, search.

CowAgent
CLI · APIRuns a self-hosted personal agent that plans multi-step tasks, calls built-in and MCP tools, installs skills, and…
Verifiedby zhayujie · Autonomous Agents, Memory & State · 5 skills · API KeyWhy Both offer CLI. In common: knowledge graph, memory.
XERJ
CLI · MCP · APIIndexes code, docs, logs, and PDFs locally so coding agents can run cited full-text, vector, and hybrid search over…
Verifiedby XERJ · Code & DevTools, Vector Databases · 5 skills · API KeyWhy Both offer CLI and MCP. In common: hybrid search, memory.

agentmemory
CLI · MCP · APIGives coding agents such as Claude Code, Codex, Cursor, and Gemini CLI a shared local memory server that captures…
Verifiedby Rohit Ghumare · Memory & State · 5 skills · No authWhy Both offer CLI and MCP. In common: hybrid search, memory.