Skip to content
AI Tool

Second Brain for Teams Review

Second Brain for Teams is an open-source AI memory tool that connects various tools and devices to provide a unified memory experience, self-hosted in a user's Cloudflare account.

shipped Sep 6, 2026free
Domain rating15Monthly visits12/mo
Second Brain for Teams — product screenshot

Why it matters

1Offers a free tier for all functionalities.
2Self-hosted entirely on the user's Cloudflare account, ensuring data ownership.
3Integrates with Obsidian, Notion, Email, Calendar, ChatGPT, Claude, and Cursor.
4Features contradiction detection and smart-merge for memory consistency.

About Second Brain for Teams

Business Model
Open Source
Headquarters
New York, USA
Funding
Bootstrapped
Platforms
Web, Desktop (Mac/Windows), API
Target Audience
Individuals looking for a self-hosted memory solution

Pricing Plans

Free Tier
$0 / monthly
  • • Runs on your own Cloudflare account
  • • Free and open source
  • • No credit card required
GitHubOpen Source

Specs

API Available

Yes, public API

Screenshots

overview

What is Second Brain for Teams?

Second Brain for Teams is an open-source AI memory tool developed by Rahil P. that enables teams and individuals to retrieve and utilize their saved thoughts across different applications. It functions as an external, integrated digital repository for team knowledge, moving beyond static documents to include ongoing context from meetings, chats, and individual notes, leveraging AI to automate information capture, organization, and retrieval.

features

Key Features of Second Brain for Teams

Second Brain for Teams provides a persistent, shared memory layer for teams, integrating with various AI tools and communication platforms. Its core features focus on automating knowledge management and enhancing team productivity.

  • Connects various tools and devices for a unified memory experience.
  • Allows retrieval and utilization of saved thoughts across different applications.
  • Self-hosted in the user's own Cloudflare account for data ownership.
  • Integrates with tools such as Obsidian, Notion, Email, and Calendar.
  • Offers search by meaning, not just keywords, for more comprehensive information retrieval.
  • Includes contradiction detection and smart-merge capabilities to maintain a consistent knowledge base.
  • Provides a self-organizing knowledge graph that automatically links related memories.
  • Supports multi-hop recall, pulling in connected context for queries.
  • Features Notion sync to keep Notion workspace pages updated and searchable within memory.
  • Integrates with AI clients like ChatGPT, Claude, and Cursor.

use cases

Who Should Use Second Brain for Teams?

Second Brain for Teams is designed for individuals and teams seeking to consolidate and leverage their collective knowledge across diverse digital platforms. It addresses knowledge fragmentation and aims to enhance productivity by automating information capture and retrieval.

  • Teams requiring unified knowledge management: For organizations looking to automatically ingest and structure information from sources like Slack, meeting recordings, and email chains.
  • Engineering teams: To capture codebase decisions, review history, and team standards for automated application during code reviews.
  • Individuals and teams using multiple AI tools: To provide a persistent memory layer for existing AI clients like ChatGPT, Claude, and Gemini.
  • Users prioritizing data ownership and privacy: For those who prefer self-hosting their knowledge management system on their own Cloudflare account.
  • Professionals seeking enhanced decision making: By providing quick access to past decisions, risks, and rationale for faster, more informed choices.

how to use

How to Use Second Brain for Teams

To begin using Second Brain for Teams, users typically deploy the open-source solution within their Cloudflare account and then configure integrations with their preferred tools and AI clients.

  • 1Step 1: Deploy on Cloudflare: Set up the Second Brain system within your Cloudflare account, leveraging Cloudflare's free tier.
  • 2Step 2: Configure Integrations: Connect various tools such as Obsidian, Notion, Email, and Calendar to automatically capture information.
  • 3Step 3: Integrate AI Clients: Link with AI tools like ChatGPT, Claude, and Cursor to provide them with enhanced context.
  • 4Step 4: Capture Knowledge: Allow the system to automatically ingest and structure information from connected sources.
  • 5Step 5: Utilize Recall Features: Employ search by meaning and multi-hop recall to retrieve relevant information and context.
  • 6Step 6: Manage Memory: Benefit from contradiction detection and smart-merge features to maintain a consistent and organized knowledge base.

pricing

Second Brain for Teams Pricing & Plans

Second Brain for Teams operates on an open-source model, making its core functionalities available for free. Users self-host the system on their own Cloudflare account, which typically involves utilizing Cloudflare's free tier services, thus incurring no direct cost for the Second Brain software itself. There are no usage meters or per-item billing associated with the tool.

  • Free Tier: $0 (Includes all features, self-hosted on user's Cloudflare account)

Enjoying this? Get one like it in your inbox each morning.

one email a day · unsubscribe in two clicks · no third-party tracking

Pros

  • +Open-source and free to use, reducing cost barriers for teams.
  • +Self-hosted on Cloudflare, providing users with full data ownership and privacy.
  • +Features contradiction detection and smart-merge for a consistent and reliable knowledge base.
  • +Offers search by meaning and multi-hop recall, enhancing information retrieval beyond keywords.
  • +Integrates with a wide range of popular tools and AI clients, including Obsidian, Notion, ChatGPT, and Claude.
  • +Provides a unified memory experience across various devices and applications.

Cons

  • −Requires technical proficiency for self-hosting and setup on Cloudflare.
  • −Maintenance and updates are the responsibility of the user due to self-hosting.
  • −The 'second brain' concept can require significant effort for ongoing maintenance to be effective.
  • −May not be suitable for users who prefer fully managed, plug-and-play solutions.
  • −Broader 'second brain' concepts have faced criticism for optimizing storage over actual thinking and synthesis.

Similar Tools

Second Brain for Teams vs Competitors

Second Brain for Teams differentiates itself from personal knowledge management (PKM) tools by offering real-time collaboration, permissions, access controls, and shared workspaces essential for team environments. Unlike traditional knowledge bases that store static articles, it provides ongoing context from dynamic sources like meeting transcripts and decision trails, supporting natural language queries.

1
Project NOMAD↗

An offline-first knowledge and education server that includes an optional, entirely local AI assistant and a vast library of offline content.

Project NOMAD emphasizes offline access and local AI processing, offering strong privacy and data ownership. While it provides an AI assistant and knowledge base, its 'unified memory experience' is more focused on its bundled content and local AI interaction rather than connecting to a wide array of external tools and devices as Second Brain for Teams aims to do.

2
Orunla↗

An open-source unified AI agent memory solution that uses a hybrid of text and graph retrieval and an Ebbinghaus forgetting curve to manage memory.

Orunla is specifically designed as a memory solution for AI agents, offering advanced memory management features like strategic forgetting. While it provides a unified memory for AI instances, its focus is more on the backend memory layer for agents rather than a direct user-facing 'unified memory experience' across various personal tools and devices like Second Brain for Teams.

More on Stork

Related AI Tools

Other tools in this category, matched by shared tags

One short daily email of tools worth shipping. No drip funnel.

one email a day · unsubscribe in two clicks · no third-party tracking

For builders

This page is doing a job for someone else’s tool.

AI agents read it. Buyers land on it. It answers in eight languages and over MCP. Your tool can have one like it — live in 24 hours.