
Mailpile
Mailo
HEY
Cypht
Soverin
Teknik Mail
InstAddr
Horde Groupware is a free, enterprise ready, browser based collaboration suite.

ChainMemory
Mem0
Memori
Pieces for Developers
cognee
TheSecondBrain.dev
Claiv Memory
Persistent memory for Claude Code, Codex & coding agents

Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | horde.org | agent-memory.dev |
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What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
The Horde - Movie Review (2009)
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Horde and Agentmemory. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Horde is an open-source groupware solution for teams and communities. It offers a webmail edition, a responsive interface and customizable dashboard.
The Horde platform offers a PHP framework with applications and libraries for creating a customized environment that suits your workflow. Your Horde webmail supports POP3 and IMAP protocols and HTML message composition.
Horde Horde is more just a mail client, it is an enterprise-focused groupware. Horde is capable to read, send and organize mail correspondence, fully manage contacts, calendars, tasks and various notes. Horde is using...
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When comparing Horde and Agentmemory, you can also consider the following products.

Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features.
Compare Mailpile to Horde or Agentmemory:

Portable, verifiable memory for AI agents — works across ChatGPT, Claude, Gemini and any MCP client
Compare ChainMemory to Horde or Agentmemory:

Mailo is an email client where you can send and receive emails to and from anyone with an email address.
Compare Mailo to Horde or Agentmemory:



Persistent memory from agent trace, not just conversation
Compare Memori to Horde or Agentmemory: