{ "_id": "6a4796582f27a93436c0ea2a", "Package": "qs2", "Type": "Package", "Title": "Efficient Serialization of R Objects", "Version": "0.2.2", "Date": "2026-06-02", "Authors@R": "c(\nperson(\"Travers\", \"Ching\", email = \"traversc@gmail.com\", role = c(\"aut\", \"cre\", \"cph\")),\nperson(\"Yann\", \"Collet\", role = c(\"ctb\", \"cph\"), comment = \"Yann Collet is the author of the bundled zstd\"),\nperson(\"Facebook, Inc.\", role = \"cph\", comment = \"Facebook is the copyright holder of the bundled zstd code\"),\nperson(\"Reichardt\", \"Tino\", role = c(\"ctb\", \"cph\"), comment = \"Contributor/copyright holder of zstd bundled code\"),\nperson(\"Skibinski\", \"Przemyslaw\", role = c(\"ctb\", \"cph\"), comment = \"Contributor/copyright holder of zstd bundled code\"),\nperson(\"Mori\", \"Yuta\", role = c(\"ctb\", \"cph\"), comment = \"Contributor/copyright holder of zstd bundled code\"),\nperson(\"Francesc\", \"Alted\", role = c(\"ctb\", \"cph\"), comment = \"Shuffling routines derived from Blosc library\"))", "Maintainer": "Travers Ching ", "Description": "Streamlines and accelerates the process of saving and\nloading R objects, improving speed and compression compared to\nother methods. The package provides two compression formats:\nthe 'qs2' format, which uses R serialization via the C API\nwhile optimizing compression and disk I/O, and the 'qdata'\nformat, featuring custom serialization for slightly faster\nperformance and better compression. Additionally, the 'qs2'\nformat can be directly converted to the standard 'RDS' format,\nensuring long-term compatibility with future versions of R.", "License": "GPL-3", "LazyData": "true", "Biarch": "true", "SystemRequirements": "GNU make, C++17", "Encoding": "UTF-8", "Roxygen": "list(markdown = TRUE)", "RoxygenNote": "7.3.3", "VignetteBuilder": "knitr", "Copyright": "This package includes code from the 'zstd' library owned by\nFacebook, Inc. and created by Yann Collet; and code derived\nfrom the 'Blosc' library created and owned by Francesc Alted.", "URL": "https://github.com/qsbase/qs2", "BugReports": "https://github.com/qsbase/qs2/issues", "Config/pak/sysreqs": "make", "Repository": "https://qsbase.r-universe.dev", "Date/Publication": "2026-06-03 06:48:10 UTC", "RemoteUrl": "https://github.com/qsbase/qs2", "RemoteRef": "HEAD", "RemoteSha": "8b6cc8f896679a93a30bc7a719c2579a9669ae95", "NeedsCompilation": "yes", "Packaged": { "Date": "2026-07-03 06:32:16 UTC", "User": "root" }, "Author": "Travers Ching [aut, cre, cph],\nYann Collet [ctb, cph] (Yann Collet is the author of the bundled zstd),\nFacebook, Inc. [cph] (Facebook is the copyright holder of the bundled\nzstd code),\nReichardt Tino [ctb, cph] (Contributor/copyright holder of zstd bundled\ncode),\nSkibinski Przemyslaw [ctb, cph] (Contributor/copyright holder of zstd\nbundled code),\nMori Yuta [ctb, cph] (Contributor/copyright holder of zstd bundled\ncode),\nFrancesc Alted [ctb, cph] (Shuffling routines derived from Blosc\nlibrary)", "_user": "qsbase", "_type": "src", "_file": "qs2_0.2.2.tar.gz", "_fileid": "https://r2.ropensci.org/cb8afeeaa026b048ddfe13d29f6d9ae00002a3bfa362ac9edea60e37eb9a4018", "_filesize": 1184304, "_sha256": "cb8afeeaa026b048ddfe13d29f6d9ae00002a3bfa362ac9edea60e37eb9a4018", "_expires": "2026-10-11T11:00:39.000Z", "_created": "2026-07-03T06:32:16.000Z", "_published": "2026-07-03T11:00:40.056Z", "_jobs": [ { "job": 84985836433, "time": 167, "config": "linux-devel-arm64", "r": "4.7.0", "check": "OK", "artifact": "8059473655" }, { "job": 84985836639, "time": 169, "config": "linux-devel-x86_64", "r": "4.7.0", "check": "OK", "artifact": "8059473127" }, { "job": 84985837024, "time": 199, "config": "linux-release-arm64", "r": "4.6.1", "check": "OK", "artifact": "8059481560" }, { "job": 84985836499, "time": 172, "config": "linux-release-x86_64", "r": "4.6.1", "check": "OK", "artifact": "8059473970" }, { "job": 84985836794, "time": 172, "config": "macos-oldrel-arm64", "r": "4.5.3", "check": "OK", "artifact": "8059469026" }, { "job": 84985836595, "time": 461, "config": "macos-oldrel-x86_64", "r": "4.5.3", "check": "OK", "artifact": "8059541146" }, { "job": 84985836221, "time": 212, "config": "macos-release-arm64", "r": "4.6.1", "check": "OK", "artifact": "8059476686" }, { "job": 84985836235, "time": 259, "config": "macos-release-x86_64", "r": "4.6.1", "check": "OK", "artifact": "8059492353" }, { "job": 84985835880, "time": 208, "config": "source", "r": "4.6.1", "check": "OK", "artifact": "8059427450" }, { "job": 84985836146, "time": 158, "config": "wasm-release", "r": "4.6.0", "check": "OK", "artifact": "8059470408" }, { "job": 84985836402, "time": 175, "config": "windows-devel", "r": "4.7.0", "check": "OK", "artifact": "8059474654" }, { "job": 84985836608, "time": 200, "config": "windows-oldrel", "r": "4.5.3", "check": "OK", "artifact": "8059481308" }, { "job": 84985836452, "time": 189, "config": "windows-release", "r": "4.6.1", "check": "OK", "artifact": "8059479193" } ], "_host": "GitHub-Actions", "_buildurl": "https://github.com/r-universe/qsbase/actions/runs/28642850669", "_status": "success", "_upstream": "https://github.com/qsbase/qs2", "_commit": { "id": "8b6cc8f896679a93a30bc7a719c2579a9669ae95", "author": "Travers ", "committer": "Travers ", "message": "ignore rules update\n", "time": 1780469290 }, "_maintainer": { "name": "Travers Ching", "email": "traversc@gmail.com", "login": "traversc", "description": "Data Scientist and Computational Biologist", "uuid": 9452194 }, "_distro": "resolute", "_registered": true, "_dependencies": [ { "package": "R", "version": ">= 3.5.0", "role": "Depends" }, { "package": "Rcpp", "role": "LinkingTo" }, { "package": "RcppParallel", "role": "LinkingTo" }, { "package": "Rcpp", "role": "Imports" }, { "package": "RcppParallel", "role": "Imports" }, { "package": "stringfish", "version": ">= 0.18.0", "role": "Imports" }, { "package": "knitr", "role": "Suggests" }, { "package": "rmarkdown", "role": "Suggests" }, { "package": "dplyr", "role": "Suggests" }, { "package": "data.table", "role": "Suggests" }, { "package": "stringi", "role": "Suggests" } ], "_owner": "qsbase", "_selfowned": true, "_usedby": 125, "_updates": [ { "week": "2025-47", "n": 4 }, { "week": "2026-03", "n": 3 }, { "week": "2026-04", "n": 2 }, { "week": "2026-06", "n": 1 }, { "week": "2026-07", "n": 1 }, { "week": "2026-10", "n": 1 }, { "week": "2026-11", "n": 1 }, { "week": "2026-15", "n": 4 }, { "week": "2026-17", "n": 2 }, { "week": "2026-19", "n": 1 }, { "week": "2026-22", "n": 2 }, { "week": "2026-23", "n": 2 } ], "_tags": [], "_topics": [ "compression", "data-storage", "serialization", "libzstd", "cpp" ], "_stars": 95, "_contributors": [ { "user": "traversc", "count": 87, "uuid": 9452194 }, { "user": "agila5", "count": 2, "uuid": 22221146 } ], "_userbio": { "uuid": 182827655, "type": "organization", "name": "qsbase", "followers": 12 }, "_downloads": { "count": 30350, "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/qs2" }, "_devurl": "https://github.com/qsbase/qs2", "_searchresults": 634, "_rbuild": "4.6.1", "_assets": [ "extra/citation.cff", "extra/citation.html", "extra/citation.json", "extra/citation.txt", "extra/contents.json", "extra/qs2.html", "extra/readme.html", "extra/readme.md", "manual.pdf" ], "_homeurl": "https://github.com/qsbase/qs2", "_realowner": "qsbase", "_cranurl": true, "_releases": [ { "version": "0.1.1", "date": "2024-09-16" }, { "version": "0.1.2", "date": "2024-11-24" }, { "version": "0.1.3", "date": "2024-12-02" }, { "version": "0.1.4", "date": "2024-12-12" }, { "version": "0.1.5", "date": "2025-03-07" }, { "version": "0.1.6", "date": "2025-11-21" }, { "version": "0.1.7", "date": "2026-01-20" }, { "version": "0.2.0", "date": "2026-04-22" }, { "version": "0.2.1", "date": "2026-05-04" }, { "version": "0.2.2", "date": "2026-06-03" } ], "_exports": [ "base85_decode", "base85_encode", "base91_decode", "base91_encode", "blosc_shuffle_raw", "blosc_unshuffle_raw", "catquo", "decode_source", "encode_source", "generate_test_data", "qd_deserialize", "qd_read", "qd_save", "qd_serialize", "qopt", "qs_cache", "qs_deserialize", "qs_read", "qs_readm", "qs_save", "qs_savem", "qs_serialize", "qs_to_rds", "qx_dump", "rds_to_qs", "xxhash_raw", "zstd_compress_bound", "zstd_compress_file", "zstd_compress_raw", "zstd_decompress_file", "zstd_decompress_raw", "zstd_in", "zstd_out" ], "_datasets": [ { "name": "starnames", "title": "Official list of IAU Star Names", "object": "starnames", "class": [ "data.frame" ], "fields": [ "IAU Name", "Designation", "Const.", "#", "WDS_J", "Vmag", "RA(J2000)", "Dec(J2000)", "Approval Date" ], "rows": 336, "table": true, "tojson": true } ], "_help": [ { "page": "base85_decode", "title": "Z85 Decoding", "topics": [ "base85_decode" ] }, { "page": "base85_encode", "title": "Z85 Encoding", "topics": [ "base85_encode" ] }, { "page": "base91_decode", "title": "basE91 Decoding", "topics": [ "base91_decode" ] }, { "page": "base91_encode", "title": "basE91 Encoding", "topics": [ "base91_encode" ] }, { "page": "blosc_shuffle_raw", "title": "Shuffle a raw vector", "topics": [ "blosc_shuffle_raw" ] }, { "page": "blosc_unshuffle_raw", "title": "Un-shuffle a raw vector", "topics": [ "blosc_unshuffle_raw" ] }, { "page": "catquo", "title": "catquo", "topics": [ "catquo" ] }, { "page": "decode_source", "title": "Decode a compressed string", "topics": [ "decode_source" ] }, { "page": "encode_source", "title": "Encode and compress a file or string", "topics": [ "encode_source" ] }, { "page": "generate_test_data", "title": "Generate deterministic mixed-column test data", "topics": [ "generate_test_data" ] }, { "page": "qd_deserialize", "title": "qd_deserialize", "topics": [ "qd_deserialize" ] }, { "page": "qd_read", "title": "qd_read", "topics": [ "qd_read" ] }, { "page": "qd_save", "title": "qd_save", "topics": [ "qd_save" ] }, { "page": "qd_serialize", "title": "qd_serialize", "topics": [ "qd_serialize" ] }, { "page": "qopt", "title": "qs2 Option Getter/Setter", "topics": [ "qopt" ] }, { "page": "qs_cache", "title": "qcache", "topics": [ "qs_cache" ] }, { "page": "qs_deserialize", "title": "qs_deserialize", "topics": [ "qs_deserialize" ] }, { "page": "qs_read", "title": "qs_read", "topics": [ "qs_read" ] }, { "page": "qs_readm", "title": "qs_readm", "topics": [ "qs_readm" ] }, { "page": "qs_save", "title": "qs_save", "topics": [ "qs_save" ] }, { "page": "qs_savem", "title": "qs_savem", "topics": [ "qs_savem" ] }, { "page": "qs_serialize", "title": "qs_serialize", "topics": [ "qs_serialize" ] }, { "page": "qs_to_rds", "title": "qs2 to RDS format", "topics": [ "qs_to_rds" ] }, { "page": "qx_dump", "title": "qx_dump", "topics": [ "qx_dump" ] }, { "page": "rds_to_qs", "title": "RDS to qs2 format", "topics": [ "rds_to_qs" ] }, { "page": "starnames", "title": "Official list of IAU Star Names", "topics": [ "starnames" ] }, { "page": "xxhash_raw", "title": "XXH3_64 hash", "topics": [ "xxhash_raw" ] }, { "page": "zstd_compress_bound", "title": "Zstd compress bound", "topics": [ "zstd_compress_bound" ] }, { "page": "zstd_compress_raw", "title": "Zstd compression", "topics": [ "zstd_compress_raw" ] }, { "page": "zstd_decompress_raw", "title": "Zstd decompression", "topics": [ "zstd_decompress_raw" ] }, { "page": "zstd_file_functions", "title": "Zstd file helpers", "topics": [ "zstd_compress_file", "zstd_decompress_file", "zstd_file_functions" ] }, { "page": "zstd_in_out", "title": "Zstd file substitution for input", "topics": [ "zstd_in", "zstd_out" ] } ], "_readme": "https://github.com/qsbase/qs2/raw/HEAD/README.md", "_rundeps": [ "Rcpp", "RcppParallel", "stringfish" ], "_sysdeps": [ { "shlib": "libzstd", "package": "libzstd1", "headers": "libzstd-dev", "source": "libzstd", "version": "1.5.7+dfsg-3", "name": "libzstd", "homepage": "https://github.com/facebook/zstd", "description": "fast lossless compression algorithm" }, { "shlib": "libstdc++", "package": "libstdc++6", "source": "gcc", "version": "16-20260322-1ubuntu1", "name": "c++", "homepage": "http://gcc.gnu.org/", "description": "GNU Standard C++ Library v3" } ], "_vignettes": [ { "source": "vignette.rmd", "filename": "vignette.html", "title": "qs2", "engine": "knitr::rmarkdown", "headings": [ "Installation", "Converting qs2 to RDS", "Validating file integrity", "Bindings to ZSTD compression library", "In memory compression and decompression", "File compression", "zstd_in and zstd_out", "The qdata format", "Usage in C/C++", "qdata-cpp external wrappers", "Global Options for qs2" ], "created": "2024-05-31 23:25:46", "modified": "2026-04-09 06:30:17", "commits": 20 } ], "_score": 12.61415407669322, "_indexed": true, "_nocasepkg": "qs2", "_universes": [ "qsbase", "traversc" ], "_binaries": [ { "r": "4.7.0", "os": "linux", "version": "0.2.2", "date": "2026-07-03T06:35:03.000Z", "distro": "resolute", "arch": "aarch64", "commit": "8b6cc8f896679a93a30bc7a719c2579a9669ae95", "fileid": "https://r2.ropensci.org/c3d91dc4984262b218fe1cec507ee63a51506863a557ae0ab97494260042ad50", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/qsbase/actions/runs/28642850669" }, { "r": "4.7.0", "os": "linux", "version": "0.2.2", "date": "2026-07-03T06:34:48.000Z", "distro": "resolute", "arch": "x86_64", "commit": "8b6cc8f896679a93a30bc7a719c2579a9669ae95", "fileid": "https://r2.ropensci.org/76dacf45b5650891966b5cebb6eb5ad4772a8aae23b272e166b0242bccf2b6cc", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/qsbase/actions/runs/28642850669" }, { "r": "4.6.1", "os": "linux", "version": "0.2.2", "date": "2026-07-03T06:35:30.000Z", "distro": "resolute", "arch": "aarch64", "commit": "8b6cc8f896679a93a30bc7a719c2579a9669ae95", "fileid": "https://r2.ropensci.org/713a0ef7118f0057d4f539f58bd6649a5aa9b2ad4c6792a611cca89cb0d52b58", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/qsbase/actions/runs/28642850669" }, { "r": "4.6.1", "os": "linux", "version": "0.2.2", "date": "2026-07-03T06:34:53.000Z", "distro": "resolute", "arch": "x86_64", "commit": "8b6cc8f896679a93a30bc7a719c2579a9669ae95", "fileid": "https://r2.ropensci.org/eaffb883a4ccb70419b9db327f0a4d1bbafeefcaff9b8016009ec858be25ac25", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/qsbase/actions/runs/28642850669" }, { "r": "4.5.3", "os": "mac", "version": "0.2.2", "date": "2026-07-03T06:34:39.000Z", "arch": "aarch64", "commit": "8b6cc8f896679a93a30bc7a719c2579a9669ae95", "fileid": "https://r2.ropensci.org/368f367ea1e538fb9b5e2dc1cd022bbd966ad86b6c5b96e3ada14dbea75ded38", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/qsbase/actions/runs/28642850669" }, { "r": "4.5.3", "os": "mac", "version": "0.2.2", "date": "2026-07-03T06:37:35.000Z", "arch": "x86_64", "commit": "8b6cc8f896679a93a30bc7a719c2579a9669ae95", "fileid": "https://r2.ropensci.org/1f2d22ad8e7c3448dd361550e47eaa4c1cde882119a1c029194b8a602261d578", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/qsbase/actions/runs/28642850669" }, { "r": "4.6.1", "os": "mac", "version": "0.2.2", "date": "2026-07-03T06:34:52.000Z", "arch": "aarch64", "commit": "8b6cc8f896679a93a30bc7a719c2579a9669ae95", "fileid": "https://r2.ropensci.org/0c992d2f4b8b45b503ee200ef8d53467694fc9c287d5cc7a93659ace218f8411", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/qsbase/actions/runs/28642850669" }, { "r": "4.6.1", "os": "mac", "version": "0.2.2", "date": "2026-07-03T06:35:24.000Z", "arch": "x86_64", "commit": "8b6cc8f896679a93a30bc7a719c2579a9669ae95", "fileid": "https://r2.ropensci.org/2164910d48d29c07a8f8cd5f05577d4ee944e37fcfb157223c3e11e8dc8f062a", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/qsbase/actions/runs/28642850669" }, { "r": "4.6.0", "os": "wasm", "version": "0.2.2", "date": "2026-07-03T06:35:03.000Z", "arch": "emscripten", "commit": "8b6cc8f896679a93a30bc7a719c2579a9669ae95", "fileid": "https://r2.ropensci.org/720a79b488972aca22208c4ab3a4d1fc08520942fe38577e8a19e2f08e93cb43", "status": "success", "buildurl": "https://github.com/r-universe/qsbase/actions/runs/28642850669" }, { "r": "4.7.0", "os": "win", "version": "0.2.2", "date": "2026-07-03T06:33:46.000Z", "arch": "x86_64", "commit": "8b6cc8f896679a93a30bc7a719c2579a9669ae95", "fileid": "https://r2.ropensci.org/505457327c27c58ec3ec3c04155700318cf2fb0c67781ccbd7ecd774e2c41256", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/qsbase/actions/runs/28642850669" }, { "r": "4.5.3", "os": "win", "version": "0.2.2", "date": "2026-07-03T06:33:46.000Z", "arch": "x86_64", "commit": "8b6cc8f896679a93a30bc7a719c2579a9669ae95", "fileid": "https://r2.ropensci.org/1c64b8305b9dcfeeeaaa6f57293f9db44e094913acabd5b5b77c7c80dc83b6a5", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/qsbase/actions/runs/28642850669" }, { "r": "4.6.1", "os": "win", "version": "0.2.2", "date": "2026-07-03T06:33:49.000Z", "arch": "x86_64", "commit": "8b6cc8f896679a93a30bc7a719c2579a9669ae95", "fileid": "https://r2.ropensci.org/c81d951c87eea631810fd18aa0e5f2848c7213d3e342da55a25674914cfc2835", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/qsbase/actions/runs/28642850669" } ] }