
Tolaria
LedgerMind
Mem0
Hacker Noon
SAME (Stateless Agent Memory Engine)
Klee
Qarinah
Your Claude Code and Codex history auto-deletes. Contextify keeps it forever in a searchable database, syncs it across every machine, and runs on macOS and Linux.

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Which is more popular?
Based on our record, Contextify seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | contextify.sh | opalstack.com |
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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.


No analysis of Contextify yet.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


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


This past week I was exploring the automatic skill improvement behavior described in the Anthropic blog guest post with their partner org. I'd previously build a "dreaming" skill that works okay and think there may be some value yet to... - Source: Hacker News / 6 days ago
Tracking Opalstack since Sep 2023.
When comparing Contextify and Opalstack, you can also consider the following products.

Organize your notes as Markdown files. With native relationships, Git, and Claude Code integration. Free forever.
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LedgerMind — an autonomous living memory for AI agents. It self-heals, resolves conflicts, distills experience into rules, and evolves without human intervention. SQLite + Git + reasoning layer. P...
Compare LedgerMind to Contextify or Opalstack:



Your AI picks up where it left off. One memory across Claude Code, Cursor, Windsurf, Codex CLI, Gemini CLI, and every MCP tool. Local, private, zero cloud. Memory with provenance.
Compare SAME (Stateless Agent Memory Engine) to Contextify or Opalstack:
