refcheck vs OmniScholar
refcheck is no longer listed on any marketplace we read: these are its last known data, as of 2026‑10‑18.
refcheck is a plugin bundle for AI coding tools published by Seongjin Choi. No marketplace we read lists it any more. OmniScholar is an MCP server published by luffysolution-svg. Marketplaces we read that list it: 1 (Official MCP Registry). As of our marketplace pass on 2026-10-20. 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 |  OmniScholar | |
|---|---|---|
| Community marketplace benchoi93/refcheck | Removed on 2026-10-18 Version: 0.2.0 Forks (GitHub): 1 Stars (GitHub): 3 Not marked · First seen |
Not listed |
| Official MCP Registry | Not listed | Listed Version: 0.1.0 Downloads/month (PyPI): 3 842 Downloads/week (PyPI): 223 Forks (GitHub): 0 Stars (GitHub): 5 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 | refcheckno longer listed · | OmniScholar |
|---|---|---|
| Marketplaces that list it (differs) | 0 | 1 |
| Stars (GitHub) (differs) | 3 | 5 |
| Forks (GitHub) (differs) | 1 | 0 |
| Last release | Not published | Not published |
| Where it runs (differs) | Installs as a plugin bundle | On your machine (luffysolution-omnischolar) |
| Transport (differs) | Not stated | stdio |
| Tools it declares | Not published | Not published |
| Environment variables it asks for | Not published | Not published |
| Parts of the bundle (differs) | 1 | Not a bundle |
| Licence | MIT | MIT |
| Repository (differs) | github.com/benchoi93/refcheck | github.com/luffysolution-svg/omnischolar |
| Changes in the last 7 days (differs) | 4 | 2 |
| First seen (differs) | 2026-10-14 | 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 refcheck
Plugins still listed whose own names, descriptions, tools and skills are closest in meaning to it. Comparable, not endorsed.
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Verify academic citations against real databases. Catches hallucinated references, exports BibTeX.
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Search papers, format citations in 60 styles, and verify bibliographies against scholarly sources.
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Paste a bibliography or a single reference and find out whether the papers are real.
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Checks every LaTeX reference against Crossref, dblp, arXiv, DataCite, PubMed and OpenAlex. No LLM.
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Catch AI-fabricated citations (real DOI + fake title). Retraction, open-access, 10,000+ CSL styles.
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Claude Code skill that verifies BibTeX entry content against Google Scholar and CrossRef.
What each says it does
refcheck
Verify academic citations, find real papers, and export BibTeX.
OmniScholar
Literature, Zotero, PDF, citation, materials, and scientific image tools for research agents.
How to run each
refcheck
No data for an automatic command: what its marketplaces declare does not say unambiguously how to connect it.
OmniScholar As a local MCP server: PyPI package
claude mcp add --transport stdio omnischolar -- uvx luffysolution-omnischolar 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
Neither one's marketplaces publish the settings it asks for.
What it can do: refcheck · What it can do: OmniScholar · 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.