About R Observatory

R Observatory is a CRAN-focused observatory that tracks the incoming submission queue, package changes, download trends, and package metadata.

Data Sources

• Incoming queue: Scraped from CRAN's FTP incoming directory, with historical data from the cransays project.
• Package feed: Detected via R's available.packages() function, comparing current state against stored snapshots.
• Downloads: Daily CSV logs from the RStudio CRAN mirror.
• Metadata: CRAN's bulk packages.rds file and reverse dependency data.

Update Frequency

• Queue: hourly
• Package feed: every 6 hours
• Downloads and metadata: daily

Open Source

The data pipelines are available under the r-observatory GitHub organization.