Environment variable UNPAYWALL_EMAIL
No value of this variable is held in this registry. The registry knows only the name the source states.
Entries naming UNPAYWALL_EMAIL as an ordinary environment variable
| Data Aggregator | io.github.musharna/data-aggregator-mcp |
|---|---|
| unpaywall in namespace io.github | io.github.SMABoundless/unpaywall |
| pubmed-mcp-server in namespace io.github | io.github.cyanheads/pubmed-mcp-server |
| biolit in namespace io.github | io.github.rachadele/biolit |
Entries naming UNPAYWALL_EMAIL as a secret required variable
No entry.
What the sources write about this name
| Data Aggregator | Email address sent to the Unpaywall API; required to enable the Unpaywall PDF fallback leg of literature full-text retrieval. |
|---|---|
| unpaywall in namespace io.github | Your email address — required by the Unpaywall API as an identifier (no API key needed). See https://unpaywall.org/products/api |
| pubmed-mcp-server in namespace io.github | Contact email for Unpaywall. When set, pubmed_fetch_fulltext falls back to Unpaywall open-access copies for DOIs not in PMC. |
| biolit in namespace io.github | Email address for Unpaywall API access to improve PDF retrieval (optional) |
Taken verbatim from the source, one line per entry. The text is a vendor's own statement and is neither checked nor shortened.
To the environment variable index
Version of the extraction rule: 1.1. The names are formed by splitting the stored raw declaration at the separator this registry set when reading it in. Counted across the 25,100 published entries.
tracevero · https://tracevero.com/variable/UNPAYWALL_EMAIL