robots.txt file parsing and checking for R


Peter Meißner
r Sys.time()

Ubuntu build
Version on CRAN
Downloads from CRAN.RStudio   

Status: Feature complete and part of the ROpenSci network.

Author: Peter Meißner

Contributer: Oliver Keys (code review and improvements), Rich FitzJohn (code review and improvements)

Licence: MIT


The robotstxt package provides functions to download and parse robots.txt files. Ultimatly the package makes it easy to check if bots (spiders, scrapers, ...) are allowed to access specific resources on a domain.

Installation and start - stable version


Installation and start - development version


Robotstxt class documentation




  paths  = c("/api/rest_v1/?doc", "/w/"), 
  domain = "", 
  bot    = "*"
## [1]  TRUE FALSE
  paths = c(
## [1]  TRUE FALSE

... or use it that way ...


rtxt <- robotstxt(domain = "")
rtxt$check(paths = c("/api/rest_v1/?doc", "/w/"), bot= "*")
## /api/rest_v1/?doc               /w/ 
##              TRUE             FALSE

More information


Contribution - AKA The-Think-Twice-Be-Nice-Rule

Please note that this project is released with a Contributor Code of Conduct. By participating in this project you agree to abide by its terms:

As contributors and maintainers of this project, we pledge to respect all people who contribute through reporting issues, posting feature requests, updating documentation, submitting pull requests or patches, and other activities.

We are committed to making participation in this project a harassment-free experience for everyone, regardless of level of experience, gender, gender identity and expression, sexual orientation, disability, personal appearance, body size, race, ethnicity, age, or religion.

Examples of unacceptable behavior by participants include the use of sexual language or imagery, derogatory comments or personal attacks, trolling, public or private harassment, insults, or other unprofessional conduct.

Project maintainers have the right and responsibility to remove, edit, or reject comments, commits, code, wiki edits, issues, and other contributions that are not aligned to this Code of Conduct. Project maintainers who do not follow the Code of Conduct may be removed from the project team.

Instances of abusive, harassing, or otherwise unacceptable behavior may be reported by opening an issue or contacting one or more of the project maintainers.

This Code of Conduct is adapted from the Contributor Covenant (, version 1.0.0, available at


  • Please report any issues or bugs.
  • License: MIT
  • Get citation information for robotstxt in R doing citation(package = 'robotstxt')