Fast 'YAML' 1.2 Parser and Formatter R package yaml12 version 0.1.0 A fast, correct, safe, and ergonomic 'YAML' 1.2 parser and generator written in 'Rust'. Convert between 'YAML' and simple 'R' objects with full support for multi-document streams, tags, anchors, and aliases. Offers opt-in handlers for custom tag behavior and round-trips common 'R' data structures. Implements the 'YAML' 1.2.2 specification from the 'YAML' Language Development Team (2021) <https://yaml.org/spec/1.2.2/>. Proudly supported by Posit. Software Depends: R (>= 4.2) Suggests: jsonlite, knitr, rmarkdown, testthat (>= 3.0.0), waldo, withr Tomasz Kalinowski <tomasz@posit.co> Comprehensive R Archive Network (CRAN) Tomasz Kalinowski [aut, cre], Posit Software, PBC [cph, fnd] (ROR: <https://ror.org/03wc8by49>), Authors of the dependency Rust crates [cph] (See inst/AUTHORS and LICENSE.note for vendored Rust dependency authors and licenses.) MIT + file LICENSE (https://CRAN.R-project.org/package=yaml12/LICENSE) 2025-12-11 application/tgz https://CRAN.R-project.org/package=yaml12 doi:10.32614/CRAN.package.yaml12