diff --git a/windows b/windows
new file mode 100644
index 0000000..b4c0c1f
--- /dev/null
+++ b/windows
@@ -0,0 +1,89 @@
+#!/bedrock/libexec/busybox awk -f
+#
+# Package Manager Manager windows support script
+#
+#      This program is free software; you can redistribute it and/or
+#      modify it under the terms of the GNU General Public License
+#      version 2 as published by the Free Software Foundation.
+#
+# Copyright (c) 2018-2020 Daniel Thau <danthau@bedrocklinux.org>
+
+system_package_managers["windows"]
+package_manager_canary_executables["windows"] = "windows"
+
+#
+# General, operation independent flags.
+#
+# Unlike operations, flags should not have implementations[].
+#
+user_interfaces["windows", "assume-no"]  = "-n/--no"
+user_interfaces["windows", "assume-yes"] = "-y/--yes"
+user_interfaces["windows", "confirm"]    = "-i/--interactive"
+user_interfaces["windows", "quiet"]      = "-q/--quiet"
+user_interfaces["windows", "verbose"]    = "-v/--verbose"
+user_interfaces["windows", "strat"]           = "--strat/--s"
+user_interfaces["windows", "package-manager"] = "--pm/--package-manager"
+user_interfaces["windows", "newest"]          = "--n"
+user_interfaces["windows", "oldest"]          = "--o"
+user_interfaces["windows", "approx-version"]  = "--c"
+user_interfaces["windows", "exact-version"]   = "--eq"
+user_interfaces["windows", "newer-or-equal"]  = "--neq"
+user_interfaces["windows", "newer-than"]      = "--nt"
+user_interfaces["windows", "older-or-equal"]  = "--oe"
+user_interfaces["windows", "older-than"]      = "--ot"
+user_interfaces["windows", "every"]           = "--a"
+
+#
+# Operations which directly forward the underlying command output.
+#
+user_interfaces["windows", "install-packages"]         = "pmm i/--install <pkgs>"
+user_interfaces["windows", "reinstall-packages"]       = "pmm fi/--force-install <pkgs>"
+user_interfaces["windows", "remove-packages-limited"]  = "pmm r/--remove-limited <pkgs>" # uses combine remove-packages,remove-orphans
+user_interfaces["windows", "remove-packages-full"]     = "pmm rf/--remove-full <pkgs>" # uses combine remove-packages,remove-orphans
+user_interfaces["windows", "verify-packages"]          = "pmm v/--verify <pkgs>" # could not find operation in package manager documentation
+user_interfaces["windows", "verify-all-packages"]      = "pmm va/--verify-all <pkgs>"
+user_interfaces["windows", "mark-packages-explicit"]   = "pmm m/--mark-explicit <pkgs>" # implicit with windows add
+user_interfaces["windows", "mark-packages-implicit"]   = "pmm d/--mark-implicit <pkgs>" # implicit with windows del
+user_interfaces["windows", "show-package-information"] = "pmm g/--get <pkgs>"
+user_interfaces["windows", "clear-cache"]              = "pmm c/--clear" # could not find operation in package manager documentation
+user_interfaces["windows", "remove-orphans"]           = "pmm o/--remove-orphans" # implicit with windows del
+user_interfaces["windows", "update-package-database"]  = "pmm u/--update-packages" # no separate file database concept, using combine
+user_interfaces["windows", "update-file-database"]     = "pmm f/--update-file" # file search command does online query, no local database
+user_interfaces["windows", "upgrade-packages-limited"] = "pmm a/--apply <pkgs>" # no limited upgrade concept
+user_interfaces["windows", "upgrade-packages-full"]    = "pmm a/--apply"
+
+# Combine operations.
+#
+user_interfaces["windows", "clear-cache,remove-orphans"]                                                             = "pmm co"
+user_interfaces["windows", "mark-packages-implicit,remove-orphans"]                                                  = "pmm do <pkgs>"
+user_interfaces["windows", "remove-packages-limited,remove-orphans"]                                                 = "pmm ro <pkgs>"
+user_interfaces["windows", "remove-packages-full,remove-orphans"]                                                    = "pmm rfo <pkgs>"
+user_interfaces["windows", "update-package-database,update-file-database"]                                           = "pmm uf"
+user_interfaces["windows", "update-package-database,upgrade-packages-partial"]                                       = "pmm ua <pkgs>"
+user_interfaces["windows", "update-package-database,upgrade-packages-full"]                                          = "pmm ua"
+user_interfaces["windows", "update-package-database,update-file-database,upgrade-packages-partial"]                  = "pmm uaf <pkgs>"
+user_interfaces["windows", "update-package-database,update-file-database,upgrade-packages-full"]                     = "pmm uaf"
+user_interfaces["windows", "update-package-database,install-packages"]                                               = "pmm iu <pkgs>"
+user_interfaces["windows", "update-package-database,update-file-database,install-packages"]                          = "pmm iuf <pkgs>"
+user_interfaces["windows", "upgrade-packages-limited,install-packages"]                                              = "pmm ial <pkgs>"
+user_interfaces["windows", "upgrade-packages-full,install-packages"]                                                 = "pmm ia <pkgs>"
+user_interfaces["windows", "update-package-database,upgrade-packages-partial,install-packages"]                      = "pmm iual <pkgs>"
+user_interfaces["windows", "update-package-database,upgrade-packages-full,install-packages"]                         = "pmm iua <pkgs>"
+user_interfaces["windows", "update-package-database,update-file-database,upgrade-packages-partial,install-packages"] = "pmm iualf <pkgs>"
+user_interfaces["windows", "update-package-database,update-file-database,upgrade-packages-full,install-packages"]    = "pmm iuaf <pkgs>"
+
+
+#
+# Operations which have a standardized output format.
+#
+user_interfaces["windows", "list-installed-package-files"] = "pmm q <pkgs>"
+user_interfaces["windows", "list-installed-explicit"]      = "pmm le" # not explicitly raised via user interface
+user_interfaces["windows", "list-installed-implicit"]      = "pmm li" # not explicitly raised via user interface
+user_interfaces["windows", "list-installed-packages"]      = "pmm l"
+user_interfaces["windows", "list-available-packages"]      = "pmm q"
+user_interfaces["windows", "search-for-package-by-name"]   = "pmm ss <text>"
+user_interfaces["windows", "search-for-package-by-all"]    = "pmm s <text>"
+user_interfaces["windows", "which-package-owns-file"]      = "pmm qw <file>"
+user_interfaces["windows", "which-packages-provide-file"]  = "pmm qp <file>"
+
+