
Logseq
Obsidian
Zim Wiki
Nuclino
Trilium Notes
TiddlyWiki
Roam Research
Personal knowledge management and sharing on VSCode & GitHub

Continio
Memori
Memories.ai
MemoryBase.app
Second Brain for AI
Give ChatGPT's memories to Claude. One memory follows you across every AI you use. Never explain yourself twice.

Which is more popular?
Based on our record, Foam seems to be more popular. It has been mentioned 49 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | foambubble.github.io | memoryrouter.ai |
| Pricing | ||
| Company | Startup from the United States | Startup from the United States |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Foam yet.
MemoryRouter gives one persistent memory across the AI tools you use. Move what ChatGPT remembers about you into Claude in about two minutes, then keep one memory across ChatGPT, Claude, Codex, Claude Code, OpenClaw, and any MCP-compatible client. Typical vaults recall in 300 to 500 ms. Encrypted...
What each product offers, as listed by its team.


Possible disadvantages
No features have been listed yet.
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of MemoryRouter yet.
Walkthroughs and reviews on video.
These panels DESTROYED my STUDIO....REVERB? - ArrowZoom Foam Review
More videos
No MemoryRouter videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Foam and MemoryRouter. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Choose a local Markdown tool like Obsidian, Logseq, Foam, or Tolaria to store all your knowledge as plain .md files you own and control. - Source: dev.to / 6 months ago
I've been using foam instead of obsidian for my personal knowledge base. It works rather well. And it's completely free and ultimately just markdown. While I might wish it was djot, I don't wish hard enough to make that so myself... - Source: Hacker News / about 2 years ago
I gave up on Obsidian and just use Foam (https://foambubble.github.io/foam/) and/or vimwiki. I just can’t get into overwrought, arbitrarily designed organization schemes or proprietary apps (Foam-managed content is just plain Markdown,... - Source: Hacker News / over 2 years ago
Tracking MemoryRouter since Aug 2026.
When comparing Foam and MemoryRouter, you can also consider the following products.

Logseq is a local-first, non-linear, outliner notebook for organizing and sharing your personal knowledge base.
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One app for ChatGPT, Claude, Gemini and Grok, with a memory that's actually yours.
Compare Continio to Foam or MemoryRouter:

A second brain, for you, forever. Obsidian is a powerful knowledge base that works on top of a local folder of plain text Markdown files.
Compare Obsidian to Foam or MemoryRouter:

Persistent memory from agent trace, not just conversation
Compare Memori to Foam or MemoryRouter:

Zim is a graphical text editor used to maintain a collection of wiki pages. Each page can contain links to other pages, simple formatting and images.
Compare Zim Wiki to Foam or MemoryRouter:

ChatGPT for your video library, with unlimited video context
Compare Memories.ai to Foam or MemoryRouter: