SciX / NASA ADS alternatives
10 web search MCP servers from other publishers do the same job as SciX / NASA ADS. The closest match comes first, then the best rated, with at most two per publisher.
Search arXiv papers, download full text, semantic search, citation graphs, and alerts via MCP.
No reviews yetlocal · pypi3.2k21k/wkFreeMCP server for the Semantic Scholar API: search 200M+ papers, citations, authors, recommendations.
No reviews yetlocal · pypi232.3k/wkFreeMulti-source biomedical literature search: PubMed, Europe PMC, OpenAlex, full text, citations
No reviews yetlocal · pypi28454/wkFreeSearch PubMed/Europe PMC, fetch articles and full text (PMC/EPMC/Unpaywall), citations, MeSH terms.
No reviews yetgateway-ready1538.3k/wkFreeSelf-hosted customer feedback with PII stripped at ingest: search, stats and themes with citations.
No reviews yetlocal · pypi1.4k133/wkFreeZotero MCP server for Claude and ChatGPT: search, citations, safe writes, PDF passages and pages.
No reviews yetgateway-ready581.9k/wkFreeProfessional AI research tool for Zotero: chat with PDFs, whole-library search, Literature Radar, AutoPilot. 30+ LLMs or local models; built-in MCP server.
No reviews yetlocal · unknown2.7kFreeTrack brand citations across seven AI search surfaces. Free OSS; optional EUR 99 client-ready audit.
No reviews yetlocal · npm46807/wkFreeUnofficial Zotero server: search your library, add papers by DOI, import PDFs, cite in Word
No reviews yetlocal · npm38185/wkFreeGoogle Scholar search results, citation counts and citation export formats, as structured JSON.
No reviews yetgateway-ready10162/wkFree
SciX / NASA ADS alternatives by what you need
Open source SciX / NASA ADS alternatives (8)
Published under an open licence such as MIT or Apache-2.0.
Arxiv, Semantic Scholar MCP Server, Pubmed, obsei, Zoteus, Papersgpt For Zotero, GEO Tracker by DigestSEO, HasData Google Scholar.
Hosted SciX / NASA ADS alternatives (3)
Nothing to install: a remote endpoint you add by URL. Also callable through the mcp.market gateway.
Local SciX / NASA ADS alternatives (7)
A package you install and run on your own machine, so your data stays on your computer.
Arxiv, Semantic Scholar MCP Server, PubMed Search, obsei, Papersgpt For Zotero, GEO Tracker by DigestSEO, MCP Zotero.
Safest SciX / NASA ADS alternatives (5)
Graded A: passed every check the scanner runs on the latest release.
SciX / NASA ADS and its alternatives compared
| Server | Grade | Rating | Licence | Runs | Stars |
|---|---|---|---|---|---|
| SciX / NASA ADS(this one) | B83 | No reviews yet | MIT | Local | 2 |
| Arxiv | A92 | No reviews yet | Apache-2.0 | Local | 3.2k |
| Semantic Scholar MCP Server | B83 | No reviews yet | MIT | Local | 23 |
| PubMed Search | B75 | No reviews yet | NOASSERTION | Local | 28 |
| Pubmed | A93 | No reviews yet | Apache-2.0 | Hosted | 153 |
| obsei | A85 | No reviews yet | Apache-2.0 | Local | 1.4k |
| Zoteus | A98 | No reviews yet | MIT | Hosted | 58 |
| Papersgpt For Zotero | B70 | No reviews yet | AGPL-3.0 | Local | 2.7k |
| GEO Tracker by DigestSEO | B83 | No reviews yet | MIT | Local | 46 |
| MCP Zotero | B83 | No reviews yet | NOASSERTION | Local | 38 |
| HasData Google Scholar | A100 | No reviews yet | MIT | Hosted | 10 |