Prr is a fork of Brr, which provides a subset of its APIs:

• Jstr: JavaScript strings.
• Jv: JavaScript values.
• Fut: Future values.
• Brr.*: Various utils on JavaScript globals, but with some omissions when compared to brr:

  Included?	Module(s)	Comments
  ❌	Ev, At, El (DOM related)
  ❌	Abort
  ❌	Window
  ❌	Navigator
  ❌	Performance
  ❌	File
  🟡	G	most are included, except globals regarding the above omitted modules and utils related to animated timing
  ✅	Tarray
  ✅	Blob
  ✅	Base64
  ✅	Json
  ✅	Uri
  ✅	Console

Prr focuses on providing Brr's JavaScript FFI facilities and selected utils modules; and is intended to be used in Web / Node.js / React Native development.

Prr is distributed under the ISC license. It depends on the js_of_ocaml compiler and runtime – but not on its libraries or syntax extension.

Please also see Brr's official homepage: https://erratique.ch/software/brr

Prr is available on opam: https://opam.ocaml.org/packages/prr/

To install prr with opam, simply run opam install prr.

You can also install a specific branch or commit with opam pin add prr https://github.com/kxcdev/prr.git#GIT_REF. See https://opam.ocaml.org/doc/Usage.html#opam-pin for more about this feature of opam.

Add this repository as a git submodule, then use the vendoring feature of dune.

Please see Brr's official documentation.