
Mem0
Claiv Memory
ChainMemory
Memori
Agentmemory
Supermemory
Pinecone
Memory for AI Agents

Obsidian
Joplin
Typora
Clearly Markdown
iA Writer
A WYSIWYG Markdown editor for macOS, Windows and Linux that renders as you type and never rewrites a byte you didn't touch. Free to use, everything unlocked.

Which is more popular?
Based on our record, cognee seems to be more popular. It has been mentioned 2 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | cognee.ai | constly.com |
| Pricing | ||
| Company | Startup from Germany · 1 - 9 employees | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Build dynamic memory for Agents and replace RAG using scalable, modular ECL (Extract, Cognify, Load) pipelines.
No description of Constly yet.
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
No analysis of Constly yet.
Walkthroughs and reviews on video.
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How often each product is chosen within a category, 0–100% relative to the other.


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


Research tools forget across sessions, and they never notice when two sources disagree. Crosscheck is a small copilot on top of cogneethat does both: persistent memory of everything you feed it, and a hero feature that flags when sources... - Source: dev.to / 2 months ago
Cognee structures this raw text into a Knowledge Graph. Instead of just saving "Pricing is popular", it creates nodes:. - Source: dev.to / 8 months ago
Tracking Constly since Sep 2026.
When comparing cognee and Constly, you can also consider the following products.


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 cognee or Constly:


Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, tagged and modified either from the applications directly or from your own text editor.
Compare Joplin to cognee or Constly:

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