14 tagged crossref, measured the same way as everything else here.
Browse within: arxiv 7
MCP server Claude CodeCodexCursor +2
Academic Paper Search with verified multi-source literature, citation graphs, and trial workflows. Runs locally from the nature-academic-search Python package.
MCP server Claude CodeCodexCursor +2
Verify, repair, and enrich BibTeX references across academic metadata providers. Runs locally from the bibverify Python package.
surendranb/find-research-papers-mcp
MCP server Claude CodeCodexCursor +2
MCP server for scientific grounding: search and discover open-source research papers and scholarly literature (arXiv, Semantic Scholar, OpenAlex, Crossref/Springer Nature, PubMed) — metadata, references and citations reachable even when the full text is paywalled. Runs locally from the find-research-papers-mcp Python…
surendranb/find-research-papers-mcp
MCP server Claude CodeCodexCursor +2
Search open-source research papers across arXiv, OpenAlex, Crossref, PubMed, Semantic Scholar. Runs locally from the find-research-papers-mcp npm package. Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
Resolve DOIs, search 155M scholarly works, and fetch references via the Crossref REST API. Runs locally from the @cyanheads/crossref-mcp-server npm package. Needs 4 environment variables to run.
MCP server Claude CodeCodexCursor +2
Your AI lab companion — 78 MCP tools from literature search to benchwork to publication. Runs locally from the labmate-mcp Python package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor
MCP server "doiget" as configured in QAtlasHub/doiget. Launched with doiget serve.
guptaprakhariitr/verification-mcp
MCP server Claude CodeCodexCursor
Real-time fact-check, citation verification, and source-freshness for AI agents. Remote server at verification-mcp.atlasword.workers.dev.
MCP server Claude CodeCodexCursor
A skeptical citation auditor for agent writing workflows. Runs locally from the citationguard Python package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor
Check a bibliography for retracted papers -- retractions, corrections, and expressions of concern via Crossref (including Retraction Watch records). CLI, Python library, MCP server, GitHub Action. Runs locally from the citeguard-cli Python package.
semantic-craft/zotero-cli-agent
MCP server Claude CodeCodexCursor
MCP server "zotero-cli-agent" as configured in semantic-craft/zotero-cli-agent. Runs locally from the zotero-cli-agent Python package.
joshuasundance-swca/paper-chaser-mcp
MCP server Claude CodeCodexCursor
MCP server "paper-chaser-mcp" as configured in joshuasundance-swca/paper-chaser-mcp. Runs in Docker (ghcr.io/joshuasundance-swca/paper-chaser-mcp:0.2.2).
MCP server Claude CodeCodexCursor
Free, open, OpenAlex-native watchdog for retracted and problematic citations. Runs locally from the retractguard Python package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor
Crossref MCP — wraps the Crossref REST API (academic papers, free, no auth). Remote server at gateway.pipeworx.io.