AgentIndex icon
AgentIndex
second-brain-cloudflare logo
second-brain-cloudflare
★ 818
vs
Zengram logo
Zengram
★ 64

second-brain-cloudflare vs Zengram

second-brain-cloudflare: Second Brain is a self-hosted MCP server on Cloudflare Workers that provides a persistent memory layer for AI tools like Claude, ChatGPT, and Cursor. It allows storing, searching, and recalling information across conversations with semantic search and recency bias. Deployable with one click on Cloudflare's free tier.; Zengram: Zengram is a shared memory system for multi-agent AI systems, enabling agents to store and retrieve memories across machines. It features typed memory, dual storage (Qdrant + SQLite/Postgres), multi-path search, and cross-agent capabilities like briefings and corroboration. Self-hosted, open-source, with MCP server and SDKs.

01

TL;DR

second-brain-cloudflare logo
second-brain-cloudflareMemory & Context · ★ 818

Give Claude a persistent memory across sessions

Read second-brain-cloudflare full review →
Zengram logo
ZengramMemory & Context · ★ 64

Cross-agent memory sharing across different machines

Read Zengram full review →
02

Side-by-Side Comparison

Field
second-brain-cloudflare logosecond-brain-cloudflare
Zengram logoZengram
Category
Memory & Context
Memory & Context
Stars
★ 818
★ 64
License
MIT
MIT
Install Command
git clone https://github.com/rahilp/second-brain-cloudflare.git
git clone https://github.com/ZenSystemAI/zengram.git && cd zengram && cp .env.example .env && docker compose up -d
Updated
1w ago
1d ago
Open Source
Yes
Yes
Website
↗ Visit
↗ Visit
GitHub
↗ GitHub
↗ GitHub
Tags
ai-memory, claude, claude-ai
claude, claude-ai, claude-code
03

Features

second-brain-cloudflare logosecond-brain-cloudflare
01Store anything with `remember`
02Append updates without duplicates
03Semantic search with recency bias via `recall`
04Browse recent memories chronologically
05Delete entries and chunks with `forget`
Zengram logoZengram
01Typed memory: events, facts, statuses, decisions
02Dual storage with semantic and structured search
03Multi-path search (vector, BM25, entity graph) with RRF fusion
04Cross-agent capabilities: briefings, corroboration, credential scrubbing
05Self-hosted, open-source, with MCP server and SDKs
04

Use Cases

second-brain-cloudflare logosecond-brain-cloudflare
↳Give Claude a persistent memory across sessions
↳Store project context and decisions for AI assistants
↳Capture ideas and notes from any MCP-compatible client
Zengram logoZengram
↳Cross-agent memory sharing across different machines
↳Session reflection and context retrieval for agents
↳Logging memories from automation tools (e.g., n8n) for AI agents
05

Best For

second-brain-cloudflare logosecond-brain-cloudflare
Trending
Zengram logoZengram
—
FAQ

FAQ

What is the difference between second-brain-cloudflare and Zengram?
Both second-brain-cloudflare and Zengram are in the Memory & Context category. second-brain-cloudflare has 818 stars, while Zengram has 64 stars.
Which is better, second-brain-cloudflare or Zengram?
The best choice depends on your use case. Choose second-brain-cloudflare if Give Claude a persistent memory across sessions, and Zengram if Cross-agent memory sharing across different machines.
Is second-brain-cloudflare free or open source?
Yes, second-brain-cloudflare is open source on GitHub (MIT).
Is Zengram free or open source?
Yes, Zengram is open source on GitHub (MIT).
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Related

Alternatives to second-brain-cloudflare →Alternatives to Zengram →second-brain-cloudflare details →Zengram details →