spec vs io.github.cdeust/hypermnesia-mcp
spec is no longer listed on any marketplace we read: these are its last known data, as of 2026‑10‑24.
spec is a plugin bundle for AI coding tools published by elct9620. No marketplace we read lists it any more. io.github.cdeust/hypermnesia-mcp is an MCP server published by cdeust. Marketplaces we read that list it: 3 (Official MCP Registry, PyPI (MCP servers), Community GitHub marketplaces). As of our marketplace pass on 2026-10-28. 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 |  io.github.cdeust/hypermnesia-mcp | |
|---|---|---|
| Community marketplace elct9620/claudekit | Removed on 2026-10-24 Version: 0.10.0 Forks (GitHub): 0 Stars (GitHub): 2 Not marked · First seen |
Not listed |
| Official MCP Registry | Not listed | Listed Version: 4.23.5 Downloads/month (PyPI): 1 993 Downloads/week (PyPI): 263 Forks (GitHub): 16 Stars (GitHub): 75 Not marked · First seen |
| PyPI (MCP servers) | Not listed | Listed Version: 4.23.5 Downloads/month (PyPI): 1 993 Downloads/week (PyPI): 263 Forks (GitHub): 16 Stars (GitHub): 75 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 | specno longer listed · | io.github.cdeust/hypermnesia-mcp |
|---|---|---|
| Marketplaces that list it (differs) | 0 | 3 |
| Stars (GitHub) (differs) | 2 | 75 |
| Forks (GitHub) (differs) | 0 | 16 |
| Last release | Not published | Not published |
| Where it runs (differs) | Installs as a plugin bundle | On your machine (hypermnesia-mcp) |
| Transport (differs) | Not stated | stdio |
| Tools it declares | Not published | Not published |
| Environment variables it asks for (differs) | Not published | 3, secrets among them: 0 |
| Hooks it runs (differs) | Not published | 12 |
| Parts of the bundle (differs) | 6 | 26 |
| Licence (differs) | Apache-2.0 | MIT |
| Repository (differs) | github.com/elct9620/ai-spec-skills | github.com/cdeust/cortex |
| Changes in the last 7 days (differs) | 2 | 0 |
| First seen (differs) | 2026-10-16 | 2026-10-11 |
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 spec
Plugins still listed whose own names, descriptions, tools and skills are closest in meaning to it. Comparable, not endorsed.
-
Specification review: analyze specs for gaps, inconsistencies, and scope estimation
-
Specification-driven development workflow skill. Orchestrates a spec-first discipline with advisory quality gates: a one-page Product Spec (problem, falsifiable bet, success…
-
Spec-driven development engine: turns feature specs into working code through structured requirements, wave-based parallel agent execution, and automated quality gates.
-
Spec-driven development workflow - transforms ideas into structured specifications (requirements, design, tasks) before implementation.
-
Explore directions through research-led brainstorming, write comprehensive specs, and implement them with risk-first subagent workflows and live verification
-
Specification and task management with PLANS taxonomy, ADR-style decisions, SMART acceptance criteria, SEAMS clarification, anti-pattern detection (50 patterns), 4-level…
What each says it does
spec
A plugin for maintaining project specifications
io.github.cdeust/hypermnesia-mcp
Persistent memory for AI agents — 36 cited neuroscience mechanisms, local-first, hybrid retrieval.
How to run each
spec
No data for an automatic command: what its marketplaces declare does not say unambiguously how to connect it.
io.github.cdeust/hypermnesia-mcp As a local MCP server: PyPI package
claude mcp add --transport stdio hypermnesia-mcp -- uvx hypermnesia-mcpCommands built only from what the marketplaces declare; the full set for every client is on each card.
Tools each declares
Neither one's marketplaces publish a list of tools, so there is nothing to compare.
Settings each asks for
The marketplaces of spec publish no settings it asks for, so we do not compare settings.
What it can do: spec · What it can do: io.github.cdeust/hypermnesia-mcp · 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. Package data comes from the Python Package Index (pypi.org). Figures come from our own regular passes over the marketplaces, last read on . We publish no contact details for plugin publishers.