From r-docs-guide
Search and discover R packages on CRAN by topic or task. Use this skill when: - User needs to find R packages for a specific task - Looking up CRAN Task Views for a domain - Checking package dependencies or reverse dependencies - Comparing packages for the same purpose - User says "what R package for...", "find an R package", "CRAN search"
npx claudepluginhub psychquant/psychquant-claude-plugins --plugin r-docs-guideThis skill is limited to using the following tools:
Find and compare R packages via WebFetch.
Creates new Angular apps using Angular CLI with flags for routing, SSR, SCSS, prefixes, and AI config. Follows best practices for modern TypeScript/Angular development. Use when starting Angular projects.
Generates Angular code and provides architectural guidance for projects, components, services, reactivity with signals, forms, dependency injection, routing, SSR, ARIA accessibility, animations, Tailwind styling, testing, and CLI tooling.
Executes ctx7 CLI to fetch up-to-date library documentation, manage AI coding skills (install/search/generate/remove/suggest), and configure Context7 MCP. Useful for current API refs, skill handling, or agent setup.
Find and compare R packages via WebFetch.
When the user needs to find the right R package for a task, or wants to explore what's available.
You MUST WebFetch official sources - never recommend packages from memory alone!
The user's query: $ARGUMENTS
For domain exploration — CRAN Task Views:
| Domain | URL |
|---|---|
| Bayesian | https://cran.r-project.org/web/views/Bayesian.html |
| ClinicalTrials | https://cran.r-project.org/web/views/ClinicalTrials.html |
| Cluster | https://cran.r-project.org/web/views/Cluster.html |
| Databases | https://cran.r-project.org/web/views/Databases.html |
| Econometrics | https://cran.r-project.org/web/views/Econometrics.html |
| ExperimentalDesign | https://cran.r-project.org/web/views/ExperimentalDesign.html |
| Finance | https://cran.r-project.org/web/views/Finance.html |
| HighPerformanceComputing | https://cran.r-project.org/web/views/HighPerformanceComputing.html |
| MachineLearning | https://cran.r-project.org/web/views/MachineLearning.html |
| MetaAnalysis | https://cran.r-project.org/web/views/MetaAnalysis.html |
| MixedModels | https://cran.r-project.org/web/views/MixedModels.html |
| NaturalLanguageProcessing | https://cran.r-project.org/web/views/NaturalLanguageProcessing.html |
| Psychometrics | https://cran.r-project.org/web/views/Psychometrics.html |
| ReproducibleResearch | https://cran.r-project.org/web/views/ReproducibleResearch.html |
| Spatial | https://cran.r-project.org/web/views/Spatial.html |
| Survival | https://cran.r-project.org/web/views/Survival.html |
| TimeSeries | https://cran.r-project.org/web/views/TimeSeries.html |
| WebTechnologies | https://cran.r-project.org/web/views/WebTechnologies.html |
Full list of Task Views:
https://cran.r-project.org/web/views/
For a specific package:
https://cran.r-project.org/web/packages/{pkg}/index.html
For package search:
https://www.rdocumentation.org/search?q={query}https://rdrr.io/search?q={query}## Recommended Packages for {Task}
| Package | Description | Downloads | Maintained |
|---------|-------------|-----------|------------|
| {pkg1} | ... | ... | ... |
| {pkg2} | ... | ... | ... |
### Recommendation
[Which package to use and why]
### Installation
```r
install.packages(c("{pkg1}", "{pkg2}"))
## Important Reminders
- **Always WebFetch** CRAN or Task Views - don't recommend packages from memory
- Check if packages are actively maintained (last update date)
- Mention if a package is part of tidyverse or has known alternatives