{
  "_id": "6a1858bdacfb0bcc41db9a24",
  "Package": "callr",
  "Title": "Call R from R",
  "Version": "3.7.6.9000",
  "Authors@R": "c(\nperson(\"Gábor\", \"Csárdi\", , \"csardi.gabor@gmail.com\", role = c(\"aut\", \"cre\", \"cph\"),\ncomment = c(ORCID = \"0000-0001-7098-9676\")),\nperson(\"Winston\", \"Chang\", role = \"aut\"),\nperson(\"Posit Software, PBC\", role = c(\"cph\", \"fnd\"),\ncomment = c(ROR = \"03wc8by49\")),\nperson(\"Ascent Digital Services\", role = c(\"cph\", \"fnd\"))\n)",
  "Description": "It is sometimes useful to perform a computation in a\nseparate R process, without affecting the current R process at\nall.  This packages does exactly that.",
  "License": "MIT + file LICENSE",
  "URL": "https://callr.r-lib.org, https://github.com/r-lib/callr",
  "BugReports": "https://github.com/r-lib/callr/issues",
  "Config/Needs/website": "r-lib/asciicast, glue, htmlwidgets, igraph,\ntibble, tidyverse/tidytemplate",
  "Config/testthat/edition": "3",
  "Config/usethis/last-upkeep": "2025-04-28",
  "Encoding": "UTF-8",
  "Language": "en-US",
  "Roxygen": "list(markdown = TRUE)",
  "Config/roxygen2/version": "8.0.0",
  "Repository": "https://r-lib.r-universe.dev",
  "Date/Publication": "2026-05-28 10:53:05 UTC",
  "RemoteUrl": "https://github.com/r-lib/callr",
  "RemoteRef": "HEAD",
  "RemoteSha": "e93994ebaf9680ce1bcbb992ea2d8bf77d3ad33c",
  "NeedsCompilation": "no",
  "Packaged": {
    "Date": "2026-05-28 14:40:24 UTC",
    "User": "root"
  },
  "Author": "Gábor Csárdi [aut, cre, cph] (ORCID:\n<https://orcid.org/0000-0001-7098-9676>),\nWinston Chang [aut],\nPosit Software, PBC [cph, fnd] (ROR: <https://ror.org/03wc8by49>),\nAscent Digital Services [cph, fnd]",
  "Maintainer": "Gábor Csárdi <csardi.gabor@gmail.com>",
  "MD5sum": "411a0fe4af38333fd1f13aa0a9bc271d",
  "_user": "r-lib",
  "_type": "src",
  "_file": "callr_3.7.6.9000.tar.gz",
  "_fileid": "7485b29535442ef79255ffa632364fae0ffdf6cfa5bf5415b6af9fac8cd86a62",
  "_filesize": 300405,
  "_sha256": "7485b29535442ef79255ffa632364fae0ffdf6cfa5bf5415b6af9fac8cd86a62",
  "_created": "2026-05-28T14:40:24.000Z",
  "_published": "2026-05-28T15:01:17.012Z",
  "_distro": "noble",
  "_jobs": [
    {
      "job": 78316343589,
      "time": 188,
      "config": "linux-devel-x86_64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "7268955048"
    },
    {
      "job": 78316343678,
      "time": 229,
      "config": "linux-release-x86_64",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7268972638"
    },
    {
      "job": 78316343486,
      "time": 91,
      "config": "macos-oldrel-arm64",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "7268996138"
    },
    {
      "job": 78316343418,
      "time": 78,
      "config": "macos-release-arm64",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7269301313"
    },
    {
      "job": 78315695597,
      "time": 177,
      "config": "source",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7268852848"
    },
    {
      "job": 78316343598,
      "time": 104,
      "config": "wasm-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7268914778"
    },
    {
      "job": 78316343729,
      "time": 98,
      "config": "windows-devel",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "7268911971"
    },
    {
      "job": 78316343844,
      "time": 94,
      "config": "windows-oldrel",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "7268915088"
    },
    {
      "job": 78316343712,
      "time": 110,
      "config": "windows-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7268917220"
    }
  ],
  "_buildurl": "https://github.com/r-universe/r-lib/actions/runs/26581532774",
  "_status": "success",
  "_host": "GitHub-Actions",
  "_upstream": "https://github.com/r-lib/callr",
  "_commit": {
    "id": "e93994ebaf9680ce1bcbb992ea2d8bf77d3ad33c",
    "author": "Gábor Csárdi <csardi.gabor@gmail.com>",
    "committer": "Gábor Csárdi <csardi.gabor@gmail.com>",
    "message": "Use tidy GHA\n",
    "time": 1779965585
  },
  "_maintainer": {
    "name": "Gábor Csárdi",
    "email": "csardi.gabor@gmail.com",
    "login": "gaborcsardi",
    "mastodon": "@gaborcsardi@fosstodon.org",
    "bluesky": "@gaborcsardi.org",
    "description": "",
    "uuid": 660288,
    "orcid": "0000-0001-7098-9676"
  },
  "_registered": true,
  "_dependencies": [
    {
      "package": "R",
      "version": ">= 3.4",
      "role": "Depends"
    },
    {
      "package": "otel",
      "version": ">= 0.2.0",
      "role": "Imports"
    },
    {
      "package": "processx",
      "version": ">= 3.6.1",
      "role": "Imports"
    },
    {
      "package": "R6",
      "role": "Imports"
    },
    {
      "package": "utils",
      "role": "Imports"
    },
    {
      "package": "asciicast",
      "version": ">= 2.3.1",
      "role": "Suggests"
    },
    {
      "package": "carrier",
      "role": "Suggests"
    },
    {
      "package": "cli",
      "version": ">= 1.1.0",
      "role": "Suggests"
    },
    {
      "package": "otelsdk",
      "version": ">= 0.2.0",
      "role": "Suggests"
    },
    {
      "package": "ps",
      "role": "Suggests"
    },
    {
      "package": "rprojroot",
      "role": "Suggests"
    },
    {
      "package": "spelling",
      "role": "Suggests"
    },
    {
      "package": "testthat",
      "version": ">= 3.2.0",
      "role": "Suggests"
    },
    {
      "package": "withr",
      "version": ">= 2.3.0",
      "role": "Suggests"
    }
  ],
  "_owner": "r-lib",
  "_selfowned": true,
  "_usedby": 1337,
  "_updates": [
    {
      "week": "2025-25",
      "n": 1
    },
    {
      "week": "2025-26",
      "n": 1
    },
    {
      "week": "2025-43",
      "n": 2
    },
    {
      "week": "2026-12",
      "n": 1
    },
    {
      "week": "2026-15",
      "n": 1
    },
    {
      "week": "2026-17",
      "n": 1
    },
    {
      "week": "2026-20",
      "n": 11
    },
    {
      "week": "2026-22",
      "n": 3
    }
  ],
  "_tags": [],
  "_stars": 303,
  "_contributors": [
    {
      "user": "gaborcsardi",
      "count": 696,
      "uuid": 660288
    },
    {
      "user": "klmr",
      "count": 7,
      "uuid": 38931
    },
    {
      "user": "krlmlr",
      "count": 5,
      "uuid": 1741643
    },
    {
      "user": "hadley",
      "count": 4,
      "uuid": 4196
    },
    {
      "user": "dfalbel",
      "count": 3,
      "uuid": 4706822
    },
    {
      "user": "jdblischak",
      "count": 3,
      "uuid": 1608317
    },
    {
      "user": "jennybc",
      "count": 3,
      "uuid": 599454
    },
    {
      "user": "lionel-",
      "count": 2,
      "uuid": 4465050
    },
    {
      "user": "shrektan",
      "count": 1,
      "uuid": 8368933
    },
    {
      "user": "wch",
      "count": 1,
      "uuid": 86978
    },
    {
      "user": "pkq",
      "count": 1,
      "uuid": 6983469
    },
    {
      "user": "mihaiconstantin",
      "count": 1,
      "uuid": 20051042
    },
    {
      "user": "multimeric",
      "count": 1,
      "uuid": 5019367
    },
    {
      "user": "karawoo",
      "count": 1,
      "uuid": 4452678
    },
    {
      "user": "jimhester",
      "count": 1,
      "uuid": 205275
    },
    {
      "user": "jeroen",
      "count": 1,
      "uuid": 216319
    },
    {
      "user": "jeroenjanssens",
      "count": 1,
      "uuid": 1368256
    },
    {
      "user": "giocomai",
      "count": 1,
      "uuid": 11276752
    },
    {
      "user": "daattali",
      "count": 1,
      "uuid": 952340
    },
    {
      "user": "djnavarro",
      "count": 1,
      "uuid": 2896325
    },
    {
      "user": "nuest",
      "count": 1,
      "uuid": 1325054
    },
    {
      "user": "chrismuir",
      "count": 1,
      "uuid": 13386824
    }
  ],
  "_userbio": {
    "uuid": 22618716,
    "type": "organization",
    "name": "R infrastructure"
  },
  "_downloads": {
    "count": 1065243,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/callr"
  },
  "_devurl": "https://github.com/r-lib/callr",
  "_pkgdown": "https://callr.r-lib.org",
  "_searchresults": 388,
  "_rbuild": "4.6.0",
  "_assets": [
    "extra/callr.html",
    "extra/citation.cff",
    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/NEWS.html",
    "extra/NEWS.txt",
    "extra/readme.html",
    "extra/readme.md",
    "manual.pdf"
  ],
  "_homeurl": "https://github.com/r-lib/callr",
  "_realowner": "r-lib",
  "_cranurl": true,
  "_releases": [
    {
      "version": "1.0.0",
      "date": "2016-06-18"
    },
    {
      "version": "2.0.0",
      "date": "2018-01-28"
    },
    {
      "version": "2.0.1",
      "date": "2018-01-30"
    },
    {
      "version": "2.0.2",
      "date": "2018-02-11"
    },
    {
      "version": "2.0.3",
      "date": "2018-04-11"
    },
    {
      "version": "2.0.4",
      "date": "2018-05-15"
    },
    {
      "version": "3.0.0",
      "date": "2018-08-24"
    },
    {
      "version": "3.1.0",
      "date": "2018-12-10"
    },
    {
      "version": "3.1.1",
      "date": "2018-12-21"
    },
    {
      "version": "3.2.0",
      "date": "2019-03-15"
    },
    {
      "version": "3.3.0",
      "date": "2019-07-04"
    },
    {
      "version": "3.3.1",
      "date": "2019-07-18"
    },
    {
      "version": "3.3.2",
      "date": "2019-09-22"
    },
    {
      "version": "3.4.0",
      "date": "2019-12-09"
    },
    {
      "version": "3.4.1",
      "date": "2020-01-24"
    },
    {
      "version": "3.4.2",
      "date": "2020-02-12"
    },
    {
      "version": "3.4.3",
      "date": "2020-03-28"
    },
    {
      "version": "3.4.4",
      "date": "2020-09-07"
    },
    {
      "version": "3.5.0",
      "date": "2020-10-08"
    },
    {
      "version": "3.5.1",
      "date": "2020-10-13"
    },
    {
      "version": "3.6.0",
      "date": "2021-03-28"
    },
    {
      "version": "3.7.0",
      "date": "2021-04-20"
    },
    {
      "version": "3.7.1",
      "date": "2022-07-13"
    },
    {
      "version": "3.7.2",
      "date": "2022-08-22"
    },
    {
      "version": "3.7.3",
      "date": "2022-11-02"
    },
    {
      "version": "3.7.4",
      "date": "2024-02-19"
    },
    {
      "version": "3.7.5",
      "date": "2024-02-19"
    },
    {
      "version": "3.7.6",
      "date": "2024-03-25"
    }
  ],
  "_exports": [
    "add_hook",
    "default_repos",
    "poll",
    "process",
    "r",
    "r_bg",
    "r_copycat",
    "r_process",
    "r_process_options",
    "r_safe",
    "r_session",
    "r_session_options",
    "r_vanilla",
    "rcmd",
    "rcmd_bg",
    "rcmd_copycat",
    "rcmd_process",
    "rcmd_process_options",
    "rcmd_safe",
    "rcmd_safe_env",
    "rscript",
    "rscript_process",
    "rscript_process_options",
    "run",
    "supported_archs"
  ],
  "_help": [
    {
      "page": "add_hook",
      "title": "Add a user hook to be executed before launching an R subprocess",
      "topics": [
        "add_hook"
      ]
    },
    {
      "page": "default_repos",
      "title": "Default value for the 'repos' option in callr subprocesses",
      "topics": [
        "default_repos"
      ]
    },
    {
      "page": "r",
      "title": "Evaluate an expression in another R session",
      "concept": [
        "callr functions"
      ],
      "topics": [
        "r",
        "r_safe"
      ]
    },
    {
      "page": "r_bg",
      "title": "Evaluate an expression in another R session, in the background",
      "topics": [
        "r_bg"
      ]
    },
    {
      "page": "r_copycat",
      "title": "Run an R process that mimics the current R process",
      "concept": [
        "callr functions"
      ],
      "topics": [
        "r_copycat"
      ]
    },
    {
      "page": "r_process",
      "title": "External R Process",
      "topics": [
        "r_process"
      ]
    },
    {
      "page": "r_process_options",
      "title": "Create options for an r_process object",
      "topics": [
        "r_process_options"
      ]
    },
    {
      "page": "r_session",
      "title": "External R Session",
      "topics": [
        "r_session"
      ]
    },
    {
      "page": "r_session_debug",
      "title": "Interactive debugging of persistent R sessions",
      "topics": [
        "r_session_debug"
      ]
    },
    {
      "page": "r_session_options",
      "title": "Create options for an r_session object",
      "topics": [
        "r_session_options"
      ]
    },
    {
      "page": "r_vanilla",
      "title": "Run an R child process, with no configuration",
      "concept": [
        "callr functions"
      ],
      "topics": [
        "r_vanilla"
      ]
    },
    {
      "page": "rcmd",
      "title": "Run an R CMD command",
      "concept": [
        "R CMD commands"
      ],
      "topics": [
        "rcmd",
        "rcmd_safe"
      ]
    },
    {
      "page": "rcmd_bg",
      "title": "Run an R CMD command in the background",
      "concept": [
        "R CMD commands"
      ],
      "topics": [
        "rcmd_bg"
      ]
    },
    {
      "page": "rcmd_copycat",
      "title": "Call and R CMD command, while mimicking the current R session",
      "concept": [
        "R CMD commands"
      ],
      "topics": [
        "rcmd_copycat"
      ]
    },
    {
      "page": "rcmd_process",
      "title": "External R CMD Process",
      "topics": [
        "rcmd_process"
      ]
    },
    {
      "page": "rcmd_process_options",
      "title": "Create options for an rcmd_process object",
      "topics": [
        "rcmd_process_options"
      ]
    },
    {
      "page": "rcmd_safe_env",
      "title": "'rcmd_safe_env' returns a set of environment variables that are more appropriate for 'rcmd_safe()'. It is exported to allow manipulating these variables (e.g. add an extra one), before passing them to the 'rcmd()' functions.",
      "topics": [
        "rcmd_safe_env"
      ]
    },
    {
      "page": "rscript",
      "title": "Run an R script",
      "topics": [
        "rscript"
      ]
    },
    {
      "page": "rscript_process",
      "title": "External 'Rscript' process",
      "topics": [
        "rscript_process"
      ]
    },
    {
      "page": "rscript_process_options",
      "title": "Create options for an rscript_process object",
      "topics": [
        "rscript_process_options"
      ]
    },
    {
      "page": "supported_archs",
      "title": "Find supported sub-architectures for the current R installation",
      "topics": [
        "supported_archs"
      ]
    }
  ],
  "_readme": "https://github.com/r-lib/callr/raw/HEAD/README.md",
  "_rundeps": [
    "otel",
    "processx",
    "ps",
    "R6"
  ],
  "_score": 15.625254991155352,
  "_indexed": true,
  "_nocasepkg": "callr",
  "_universes": [
    "r-lib",
    "gaborcsardi"
  ],
  "_binaries": [
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "3.7.6.9000",
      "date": "2026-05-28T14:44:33.000Z",
      "distro": "noble",
      "commit": "e93994ebaf9680ce1bcbb992ea2d8bf77d3ad33c",
      "fileid": "668459852c179a2ccb8bca82a3ae038db72ec9a79cac2580eeb67bb5549b2262",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/r-lib/actions/runs/26581532774"
    },
    {
      "r": "4.6.0",
      "os": "linux",
      "version": "3.7.6.9000",
      "date": "2026-05-28T14:45:16.000Z",
      "distro": "noble",
      "commit": "e93994ebaf9680ce1bcbb992ea2d8bf77d3ad33c",
      "fileid": "9bcd71082dbc45a5bff697402d5ce13ea0640e1cea940f4fc5338835fec1efd2",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/r-lib/actions/runs/26581532774"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "3.7.6.9000",
      "date": "2026-05-28T14:46:17.000Z",
      "commit": "e93994ebaf9680ce1bcbb992ea2d8bf77d3ad33c",
      "fileid": "138bd3cbd14f669d83bbe526199f30d4c411243232764c1e2f60de4e5720bf05",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/r-lib/actions/runs/26581532774"
    },
    {
      "r": "4.6.0",
      "os": "mac",
      "version": "3.7.6.9000",
      "date": "2026-05-28T14:58:18.000Z",
      "commit": "e93994ebaf9680ce1bcbb992ea2d8bf77d3ad33c",
      "fileid": "5aa51d7ca3213cce33ab2caafa7a91a798f6d1c81ecd2e38128e1e86c6e84ac1",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/r-lib/actions/runs/26581532774"
    },
    {
      "r": "4.6.0",
      "os": "wasm",
      "version": "3.7.6.9000",
      "date": "2026-05-28T14:43:11.000Z",
      "commit": "e93994ebaf9680ce1bcbb992ea2d8bf77d3ad33c",
      "fileid": "3fa4dde3cfa10aba084d8ec8858f83126cdb3e2aac582ad7e6a136de0aa6b8f7",
      "status": "success",
      "buildurl": "https://github.com/r-universe/r-lib/actions/runs/26581532774"
    },
    {
      "r": "4.7.0",
      "os": "win",
      "version": "3.7.6.9000",
      "date": "2026-05-28T14:42:44.000Z",
      "commit": "e93994ebaf9680ce1bcbb992ea2d8bf77d3ad33c",
      "fileid": "a9437eb12660a1d46fe933e825fb2e64fcfaf74052d02abeaa8210792834c796",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/r-lib/actions/runs/26581532774"
    },
    {
      "r": "4.5.3",
      "os": "win",
      "version": "3.7.6.9000",
      "date": "2026-05-28T14:42:53.000Z",
      "commit": "e93994ebaf9680ce1bcbb992ea2d8bf77d3ad33c",
      "fileid": "fce27bf8a4f9da918866dfb46248e00ba26c03ce2784268c3bc046abeb640f3e",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/r-lib/actions/runs/26581532774"
    },
    {
      "r": "4.6.0",
      "os": "win",
      "version": "3.7.6.9000",
      "date": "2026-05-28T14:42:53.000Z",
      "commit": "e93994ebaf9680ce1bcbb992ea2d8bf77d3ad33c",
      "fileid": "50bf1a656f7781ceff00be9bda61617475dab41fde5aa1f331c0a7aef64c62b8",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/r-lib/actions/runs/26581532774"
    }
  ]
}