memostem vs Eigma
memostem is no longer listed on any marketplace we read: these are its last known data, as of 2026‑10‑15.
memostem is a plugin bundle for AI coding tools published by Girapphe. No marketplace we read lists it any more. Eigma is an MCP server published by eigma.app. Marketplaces we read that list it: 1 (Official MCP Registry). As of our marketplace pass on 2026-10-23. A plugin in this pair is no longer listed on any marketplace we read, so search engines are asked not to index the page.
Where each is published
| Marketplace |  Eigma | |
|---|---|---|
| Community marketplace girapphe/memostem-plugins | Removed on 2026-10-15 Version: 0.6.2 Forks (GitHub): 0 Stars (GitHub): 0 Not marked · First seen |
Not listed |
| Official MCP Registry | Not listed | Listed Version: 1.0.0 Forks (GitHub): 0 Stars (GitHub): 2 Not marked · First seen |
Each figure is the marketplace's own and is never added up across marketplaces. A marketplace that publishes no figure shows none: no number is not zero.
The facts side by side
| Fact | memostemno longer listed · | Eigma |
|---|---|---|
| Marketplaces that list it (differs) | 0 | 1 |
| Stars (GitHub) (differs) | 0 | 2 |
| Forks (GitHub) | 0 | 0 |
| Last release | Not published | Not published |
| Where it runs (differs) | Remote server (www.memostem.com/api/mcp) | Remote server (my.eigma.app/api/mcp) |
| Transport | Streamable HTTP | Streamable HTTP |
| Tools it declares | Not published | Not published |
| Environment variables it asks for | Not published | Not published |
| Hooks it runs (differs) | 1 | Not published |
| Parts of the bundle (differs) | 3 | Not a bundle |
| Licence | Not stated | Not stated |
| Repository (differs) | github.com/girapphe/memostem-plugins | github.com/eigma-app/eigma-mcp |
| Changes in the last 7 days | 0 | 0 |
| First seen (differs) | 2026-10-13 | 2026-10-11 |
| Endpoint at the last check (differs) | no remote endpoint we check | Responded 5 days ago, requires a key |
Lines where the two differ have a tinted background and bold values. No value is marked better or worse: a plugin no marketplace lists any more is shown with its last known data, which we do not rank against current figures.
What to use instead of memostem
Plugins still listed whose own names, descriptions, tools and skills are closest in meaning to it. Comparable, not endorsed.
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Your AI memory as a local folder you own. Every app shares it; you see and can undo each change.
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Memory for AI agents — MLX (Apple Silicon) or CPU (Linux), sqlite-vec + BM25, zero cloud.
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adaptive-recall io.github.AIAppsAPI/adaptive-recall
Adaptive memory system with cognitive scoring, knowledge graph, and self-improving ML.
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Shared, governed long-term memory for AI agents across tools and sessions via MCP and REST.
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Reflective memory with semantic search. Store facts, preferences, decisions, and documents. Search by meaning. Persist context across sessions.
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Persistent memory for Claude across conversations.
What each says it does
memostem
Your reviewed knowledge, across AI conversations.
Eigma
Files what you learn into a personal wiki and quizzes you before you forget it.
How to run each
memostem
No data for an automatic command: what its marketplaces declare does not say unambiguously how to connect it.
Eigma As a remote MCP server
claude mcp add --transport http eigma https://my.eigma.app/api/mcpCommands built only from what the marketplaces declare; the full set for every client is on each card.
Only Eigma has a remote endpoint we check. How we check endpoints
Tools each declares
Neither one's marketplaces publish a list of tools, so there is nothing to compare.
Settings each asks for
Neither one's marketplaces publish the settings it asks for.
What it can do: memostem · What it can do: Eigma · Compare two other plugins
Data comes from public marketplace files in GitHub repositories of their authors. Data comes from the Official MCP Registry (registry.modelcontextprotocol.io), CC0 1.0. Figures come from our own regular passes over the marketplaces, last read on . We publish no contact details for plugin publishers.