diff --git a/foundation/flake.lock b/foundation/flake.lock
index 04cc7e5..215017c 100644
--- a/foundation/flake.lock
+++ b/foundation/flake.lock
@@ -3,7 +3,7 @@
     "lib": {
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-gJODnE6vuEI+ifNgmXywIpma4/uVfRayYknVQjDJN2c=",
+        "narHash": "sha256-TjsTWJP2N/G0o5ca4v6ooGYHMydtvKf52xnHn4DzZTQ=",
         "path": "../lib",
         "type": "path"
       },
diff --git a/foundation/src/stages/stage1/bison/default.nix b/foundation/src/stages/stage1/bison/default.nix
new file mode 100644
index 0000000..0614262
--- /dev/null
+++ b/foundation/src/stages/stage1/bison/default.nix
@@ -0,0 +1,105 @@
+{
+  lib,
+  config,
+}: let
+  cfg = config.aux.foundation.stages.stage1.bison;
+
+  platform = config.aux.platform;
+  builders = config.aux.foundation.builders;
+
+  stage1 = config.aux.foundation.stages.stage1;
+in {
+  options.aux.foundation.stages.stage1.bison = {
+    package = lib.options.create {
+      type = lib.types.package;
+      description = "The package to use for bison.";
+    };
+
+    version = lib.options.create {
+      type = lib.types.string;
+      description = "Version of the package.";
+    };
+
+    src = lib.options.create {
+      type = lib.types.package;
+      description = "Source for the package.";
+    };
+
+    meta = {
+      description = lib.options.create {
+        type = lib.types.string;
+        description = "Description for the package.";
+        default.value = "Yacc-compatible parser generator.";
+      };
+
+      homepage = lib.options.create {
+        type = lib.types.string;
+        description = "Homepage for the package.";
+        default.value = "https://www.gnu.org/software/bison";
+      };
+
+      license = lib.options.create {
+        # TODO: Add a proper type for licenses.
+        type = lib.types.attrs.any;
+        description = "License for the package.";
+        default.value = lib.licenses.gpl3Plus;
+      };
+
+      platforms = lib.options.create {
+        type = lib.types.list.of lib.types.string;
+        description = "Platforms the package supports.";
+        default.value = ["i686-linux"];
+      };
+    };
+  };
+
+  config = {
+    aux.foundation.stages.stage1.bison = {
+      version = "3.8.2";
+
+      src = builtins.fetchurl {
+        url = "https://ftpmirror.gnu.org/bison/bison-${cfg.version}.tar.xz";
+        sha256 = "m7oCFMz38QecXVkhAEUie89hlRmEDr+oDNOEnP9aW/I=";
+      };
+
+      package = builders.bash.build {
+        name = "bison-${cfg.version}";
+        meta = cfg.meta;
+
+        deps.build.host = [
+          stage1.gcc.package
+          stage1.musl.package
+          stage1.binutils.package
+          stage1.gnumake.package
+          stage1.gnused.package
+          stage1.gnugrep.package
+          stage1.gawk.package
+          stage1.diffutils.package
+          stage1.findutils.package
+          stage1.gnutar.package
+          stage1.xz.package
+          stage1.gnum4.package
+        ];
+
+        script = ''
+          # Unpack
+          tar xf ${cfg.src}
+          cd bison-${cfg.version}
+
+          # Configure
+          bash ./configure \
+            --prefix=$out \
+            --build=${platform.build} \
+            --host=${platform.host} \
+            CC=musl-gcc
+
+          # Build
+          make -j $NIX_BUILD_CORES
+
+          # Install
+          make -j $NIX_BUILD_CORES install
+        '';
+      };
+    };
+  };
+}
diff --git a/foundation/src/stages/stage1/default.nix b/foundation/src/stages/stage1/default.nix
index 4301f62..46f651d 100644
--- a/foundation/src/stages/stage1/default.nix
+++ b/foundation/src/stages/stage1/default.nix
@@ -28,6 +28,11 @@ in {
     ./findutils
     ./bzip2
     ./gcc
+    ./gnum4
+    ./bison
+    ./linux-headers
+    ./zlib
+    ./python
   ];
 
   config = {
@@ -76,6 +81,11 @@ in {
         stage1-gnutar = stage1.gnutar.package;
         stage1-gcc-8 = stage1.gcc.v8.package;
         stage1-gcc = stage1.gcc.package;
+        stage1-gnum4 = stage1.gnum4.package;
+        stage1-bison = stage1.bison.package;
+        stage1-linux-headers = stage1.linux-headers.package;
+        stage1-zlib = stage1.zlib.package;
+        stage1-python = stage1.python.package;
       };
 
       extras = {
diff --git a/foundation/src/stages/stage1/gnum4/default.nix b/foundation/src/stages/stage1/gnum4/default.nix
new file mode 100644
index 0000000..61e631a
--- /dev/null
+++ b/foundation/src/stages/stage1/gnum4/default.nix
@@ -0,0 +1,104 @@
+{
+  lib,
+  config,
+}: let
+  cfg = config.aux.foundation.stages.stage1.gnum4;
+
+  platform = config.aux.platform;
+  builders = config.aux.foundation.builders;
+
+  stage1 = config.aux.foundation.stages.stage1;
+in {
+  options.aux.foundation.stages.stage1.gnum4 = {
+    package = lib.options.create {
+      type = lib.types.package;
+      description = "The package to use for gnum4.";
+    };
+
+    version = lib.options.create {
+      type = lib.types.string;
+      description = "Version of the package.";
+    };
+
+    src = lib.options.create {
+      type = lib.types.package;
+      description = "Source for the package.";
+    };
+
+    meta = {
+      description = lib.options.create {
+        type = lib.types.string;
+        description = "Description for the package.";
+        default.value = "GNU M4, a macro processor.";
+      };
+
+      homepage = lib.options.create {
+        type = lib.types.string;
+        description = "Homepage for the package.";
+        default.value = "https://www.gnu.org/software/m4";
+      };
+
+      license = lib.options.create {
+        # TODO: Add a proper type for licenses.
+        type = lib.types.attrs.any;
+        description = "License for the package.";
+        default.value = lib.licenses.gpl3Plus;
+      };
+
+      platforms = lib.options.create {
+        type = lib.types.list.of lib.types.string;
+        description = "Platforms the package supports.";
+        default.value = ["i686-linux"];
+      };
+    };
+  };
+
+  config = {
+    aux.foundation.stages.stage1.gnum4 = {
+      version = "1.4.19";
+
+      src = builtins.fetchurl {
+        url = "https://ftpmirror.gnu.org/m4/m4-${cfg.version}.tar.xz";
+        sha256 = "Y67eXG0zttmxNRHNC+LKwEby5w/QoHqpVzoEqCeDr5Y=";
+      };
+
+      package = builders.bash.build {
+        name = "gnum4-${cfg.version}";
+        meta = cfg.meta;
+
+        deps.build.host = [
+          stage1.gcc.package
+          stage1.musl.package
+          stage1.binutils.package
+          stage1.gnumake.package
+          stage1.gnused.package
+          stage1.gnugrep.package
+          stage1.gawk.package
+          stage1.diffutils.package
+          stage1.findutils.package
+          stage1.gnutar.package
+          stage1.xz.package
+        ];
+
+        script = ''
+          # Unpack
+          tar xf ${cfg.src}
+          cd m4-${cfg.version}
+
+          # Configure
+          bash ./configure \
+            --prefix=$out \
+            --build=${platform.build} \
+            --host=${platform.host} \
+            CC=musl-gcc
+
+          # Build
+          make -j $NIX_BUILD_CORES
+
+          # Install
+          make -j $NIX_BUILD_CORES install
+        '';
+      };
+    };
+  };
+}
diff --git a/foundation/src/stages/stage1/linux-headers/default.nix b/foundation/src/stages/stage1/linux-headers/default.nix
new file mode 100644
index 0000000..e6c692f
--- /dev/null
+++ b/foundation/src/stages/stage1/linux-headers/default.nix
@@ -0,0 +1,93 @@
+{
+  lib,
+  config,
+}: let
+  cfg = config.aux.foundation.stages.stage1.linux-headers;
+
+  platform = config.aux.platform;
+  builders = config.aux.foundation.builders;
+
+  stage1 = config.aux.foundation.stages.stage1;
+in {
+  options.aux.foundation.stages.stage1.linux-headers = {
+    package = lib.options.create {
+      type = lib.types.package;
+      description = "The package to use for linux-headers.";
+    };
+
+    version = lib.options.create {
+      type = lib.types.string;
+      description = "Version of the package.";
+    };
+
+    src = lib.options.create {
+      type = lib.types.package;
+      description = "Source for the package.";
+    };
+
+    meta = {
+      description = lib.options.create {
+        type = lib.types.string;
+        description = "Description for the package.";
+        default.value = "Header files and scripts for Linux kernel.";
+      };
+
+      license = lib.options.create {
+        # TODO: Add a proper type for licenses.
+        type = lib.types.attrs.any;
+        description = "License for the package.";
+        default.value = lib.licenses.lgpl2Plus;
+      };
+
+      platforms = lib.options.create {
+        type = lib.types.list.of lib.types.string;
+        description = "Platforms the package supports.";
+        default.value = ["i686-linux"];
+      };
+    };
+  };
+
+  config = {
+    aux.foundation.stages.stage1.linux-headers = {
+      version = "6.5.6";
+
+      src = builtins.fetchurl {
+        url = "https://cdn.kernel.org/pub/linux/kernel/v${lib.versions.major cfg.version}.x/linux-${cfg.version}.tar.xz";
+        sha256 = "eONtQhRUcFHCTfIUD0zglCjWxRWtmnGziyjoCUqV0vY=";
+      };
+
+      package = builders.bash.build {
+        name = "linux-headers-${cfg.version}";
+        meta = cfg.meta;
+
+        deps.build.host = [
+          stage1.gcc.package
+          stage1.musl.package
+          stage1.binutils.package
+          stage1.gnumake.package
+          stage1.gnused.package
+          stage1.gnugrep.package
+          stage1.gawk.package
+          stage1.diffutils.package
+          stage1.findutils.package
+          stage1.gnutar.package
+          stage1.xz.package
+        ];
+
+        script = ''
+          # Unpack
+          tar xf ${cfg.src}
+          cd linux-${cfg.version}
+
+          # Build
+          make -j $NIX_BUILD_CORES CC=musl-gcc HOSTCC=musl-gcc ARCH=x86 headers
+
+          # Install
+          find usr/include -name '.*' -exec rm {} +
+          mkdir -p $out
+          cp -rv usr/include $out/
+        '';
+      };
+    };
+  };
+}
diff --git a/foundation/src/stages/stage1/python/default.nix b/foundation/src/stages/stage1/python/default.nix
new file mode 100644
index 0000000..567a08e
--- /dev/null
+++ b/foundation/src/stages/stage1/python/default.nix
@@ -0,0 +1,121 @@
+{
+  lib,
+  config,
+}: let
+  cfg = config.aux.foundation.stages.stage1.python;
+
+  platform = config.aux.platform;
+  builders = config.aux.foundation.builders;
+
+  stage1 = config.aux.foundation.stages.stage1;
+in {
+  options.aux.foundation.stages.stage1.python = {
+    package = lib.options.create {
+      type = lib.types.package;
+      description = "The package to use for python.";
+    };
+
+    version = lib.options.create {
+      type = lib.types.string;
+      description = "Version of the package.";
+    };
+
+    src = lib.options.create {
+      type = lib.types.package;
+      description = "Source for the package.";
+    };
+
+    meta = {
+      description = lib.options.create {
+        type = lib.types.string;
+        description = "Description for the package.";
+        default.value = "A high-level dynamically-typed programming language.";
+      };
+
+      homepage = lib.options.create {
+        type = lib.types.string;
+        description = "Homepage for the package.";
+        default.value = "https://www.python.org";
+      };
+
+      license = lib.options.create {
+        # TODO: Add a proper type for licenses.
+        type = lib.types.attrs.any;
+        description = "License for the package.";
+        default.value = lib.licenses.psfl;
+      };
+
+      platforms = lib.options.create {
+        type = lib.types.list.of lib.types.string;
+        description = "Platforms the package supports.";
+        default.value = ["i686-linux"];
+      };
+    };
+  };
+
+  config = {
+    aux.foundation.stages.stage1.python = {
+      version = "3.12.0";
+
+      src = builtins.fetchurl {
+        url = "https://www.python.org/ftp/python/${cfg.version}/Python-${cfg.version}.tar.xz";
+        sha256 = "eVw09E30Wg6blxDIxxwVxnGHFSTNQSyhTe8hLozLFV0=";
+      };
+
+      package = let
+        patches = [
+          # Disable the use of ldconfig in ctypes.util.find_library (since
+          # ldconfig doesn't work on NixOS), and don't use
+          # ctypes.util.find_library during the loading of the uuid module
+          # (since it will do a futile invocation of gcc (!) to find
+          # libuuid, slowing down program startup a lot).
+          ./patches/no-ldconfig.patch
+        ];
+      in
+        builders.bash.build {
+          name = "python-${cfg.version}";
+          meta = cfg.meta;
+
+          deps.build.host = [
+            stage1.gcc.package
+            stage1.musl.package
+            stage1.binutils.package
+            stage1.gnumake.package
+            stage1.gnupatch.package
+            stage1.gnused.package
+            stage1.gnugrep.package
+            stage1.gawk.package
+            stage1.diffutils.package
+            stage1.findutils.package
+            stage1.gnutar.package
+            stage1.xz.package
+          ];
+
+          script = ''
+            # Unpack
+            tar xf ${cfg.src}
+            cd Python-${cfg.version}
+
+            # Patch
+            ${lib.strings.concatMapSep "\n" (file: "patch -Np1 -i ${file}") patches}
+
+            # Configure
+            export CC=musl-gcc
+            export C_INCLUDE_PATH="${stage1.zlib.package}/include"
+            export LIBRARY_PATH="${stage1.zlib.package}/lib"
+            export LD_LIBRARY_PATH="$LIBRARY_PATH"
+            bash ./configure \
+              --prefix=$out \
+              --build=${platform.build} \
+              --host=${platform.host}
+
+            # Build
+            make -j $NIX_BUILD_CORES
+
+            # Install
+            make -j $NIX_BUILD_CORES install
+          '';
+        };
+    };
+  };
+}
diff --git a/foundation/src/stages/stage1/python/patches/no-ldconfig.patch b/foundation/src/stages/stage1/python/patches/no-ldconfig.patch
new file mode 100644
index 0000000..0e050f8
--- /dev/null
+++ b/foundation/src/stages/stage1/python/patches/no-ldconfig.patch
@@ -0,0 +1,108 @@
+From 5330b6af9f832af59aa5c61d9ef6971053a8e709 Mon Sep 17 00:00:00 2001
+From: Jonathan Ringer <jonringer117@gmail.com>
+Date: Mon, 9 Nov 2020 10:24:35 -0800
+Subject: [PATCH] CPython: Don't use ldconfig
+
+---
+ Lib/ctypes/util.py | 77 ++--------------------------------------------
+ 1 file changed, 2 insertions(+), 75 deletions(-)
+
+diff --git a/Lib/ctypes/util.py b/Lib/ctypes/util.py
+index 0c2510e161..7fb98af308 100644
+--- a/Lib/ctypes/util.py
++++ b/Lib/ctypes/util.py
+@@ -100,53 +100,7 @@ def _is_elf(filename):
+             return thefile.read(4) == elf_header
+ 
+     def _findLib_gcc(name):
+-        # Run GCC's linker with the -t (aka --trace) option and examine the
+-        # library name it prints out. The GCC command will fail because we
+-        # haven't supplied a proper program with main(), but that does not
+-        # matter.
+-        expr = os.fsencode(r'[^\(\)\s]*lib%s\.[^\(\)\s]*' % re.escape(name))
+-
+-        c_compiler = shutil.which('gcc')
+-        if not c_compiler:
+-            c_compiler = shutil.which('cc')
+-        if not c_compiler:
+-            # No C compiler available, give up
+-            return None
+-
+-        temp = tempfile.NamedTemporaryFile()
+-        try:
+-            args = [c_compiler, '-Wl,-t', '-o', temp.name, '-l' + name]
+-
+-            env = dict(os.environ)
+-            env['LC_ALL'] = 'C'
+-            env['LANG'] = 'C'
+-            try:
+-                proc = subprocess.Popen(args,
+-                                        stdout=subprocess.PIPE,
+-                                        stderr=subprocess.STDOUT,
+-                                        env=env)
+-            except OSError:  # E.g. bad executable
+-                return None
+-            with proc:
+-                trace = proc.stdout.read()
+-        finally:
+-            try:
+-                temp.close()
+-            except FileNotFoundError:
+-                # Raised if the file was already removed, which is the normal
+-                # behaviour of GCC if linking fails
+-                pass
+-        res = re.findall(expr, trace)
+-        if not res:
+-            return None
+-
+-        for file in res:
+-            # Check if the given file is an elf file: gcc can report
+-            # some files that are linker scripts and not actual
+-            # shared objects. See bpo-41976 for more details
+-            if not _is_elf(file):
+-                continue
+-            return os.fsdecode(file)
++        return None
+ 
+ 
+     if sys.platform == "sunos5":
+@@ -268,34 +222,7 @@ def find_library(name, is64 = False):
+     else:
+ 
+         def _findSoname_ldconfig(name):
+-            import struct
+-            if struct.calcsize('l') == 4:
+-                machine = os.uname().machine + '-32'
+-            else:
+-                machine = os.uname().machine + '-64'
+-            mach_map = {
+-                'x86_64-64': 'libc6,x86-64',
+-                'ppc64-64': 'libc6,64bit',
+-                'sparc64-64': 'libc6,64bit',
+-                's390x-64': 'libc6,64bit',
+-                'ia64-64': 'libc6,IA-64',
+-                }
+-            abi_type = mach_map.get(machine, 'libc6')
+-
+-            # XXX assuming GLIBC's ldconfig (with option -p)
+-            regex = r'\s+(lib%s\.[^\s]+)\s+\(%s'
+-            regex = os.fsencode(regex % (re.escape(name), abi_type))
+-            try:
+-                with subprocess.Popen(['/sbin/ldconfig', '-p'],
+-                                      stdin=subprocess.DEVNULL,
+-                                      stderr=subprocess.DEVNULL,
+-                                      stdout=subprocess.PIPE,
+-                                      env={'LC_ALL': 'C', 'LANG': 'C'}) as p:
+-                    res = re.search(regex, p.stdout.read())
+-                    if res:
+-                        return os.fsdecode(res.group(1))
+-            except OSError:
+-                pass
++            return None
+ 
+         def _findLib_ld(name):
+             # See issue #9998 for why this is needed
+-- 
+2.33.1
+
+
diff --git a/foundation/src/stages/stage1/zlib/default.nix b/foundation/src/stages/stage1/zlib/default.nix
new file mode 100644
index 0000000..948e3d3
--- /dev/null
+++ b/foundation/src/stages/stage1/zlib/default.nix
@@ -0,0 +1,98 @@
+{
+  lib,
+  config,
+}: let
+  cfg = config.aux.foundation.stages.stage1.zlib;
+
+  platform = config.aux.platform;
+  builders = config.aux.foundation.builders;
+
+  stage1 = config.aux.foundation.stages.stage1;
+in {
+  options.aux.foundation.stages.stage1.zlib = {
+    package = lib.options.create {
+      type = lib.types.package;
+      description = "The package to use for zlib.";
+    };
+
+    version = lib.options.create {
+      type = lib.types.string;
+      description = "Version of the package.";
+    };
+
+    src = lib.options.create {
+      type = lib.types.package;
+      description = "Source for the package.";
+    };
+
+    meta = {
+      description = lib.options.create {
+        type = lib.types.string;
+        description = "Description for the package.";
+        default.value = "Lossless data-compression library.";
+      };
+
+      homepage = lib.options.create {
+        type = lib.types.string;
+        description = "Homepage for the package.";
+        default.value = "https://zlib.net";
+      };
+
+      license = lib.options.create {
+        # TODO: Add a proper type for licenses.
+        type = lib.types.attrs.any;
+        description = "License for the package.";
+        default.value = lib.licenses.zlib;
+      };
+
+      platforms = lib.options.create {
+        type = lib.types.list.of lib.types.string;
+        description = "Platforms the package supports.";
+        default.value = ["i686-linux"];
+      };
+    };
+  };
+
+  config = {
+    aux.foundation.stages.stage1.zlib = {
+      version = "1.3";
+
+      src = builtins.fetchurl {
+        url = "https://github.com/madler/zlib/releases/download/v${cfg.version}/zlib-${cfg.version}.tar.xz";
+        sha256 = "ipuiiY4dDXdOymultGJ6EeVYi6hciFEzbrON5GgwUKc=";
+      };
+
+      package = builders.bash.build {
+        name = "zlib-${cfg.version}";
+        meta = cfg.meta;
+
+        deps.build.host = [
+          stage1.gcc.package
+          stage1.musl.package
+          stage1.binutils.package
+          stage1.gnumake.package
+          stage1.gnused.package
+          stage1.gnugrep.package
+          stage1.gnutar.package
+          stage1.xz.package
+        ];
+
+        script = ''
+          # Unpack
+          tar xf ${cfg.src}
+          cd zlib-${cfg.version}
+
+          # Configure
+          export CC=musl-gcc
+          bash ./configure --prefix=$out
+
+          # Build
+          make -j $NIX_BUILD_CORES
+
+          # Install
+          make -j $NIX_BUILD_CORES install
+        '';
+      };
+    };
+  };
+}
diff --git a/foundation/src/stages/stage2/busybox/default.nix b/foundation/src/stages/stage2/busybox/default.nix
new file mode 100644
index 0000000..bb5364e
--- /dev/null
+++ b/foundation/src/stages/stage2/busybox/default.nix
@@ -0,0 +1,121 @@
+{
+  lib,
+  config,
+}: let
+  cfg = config.aux.foundation.stages.stage2.busybox;
+
+  platform = config.aux.platform;
+  builders = config.aux.foundation.builders;
+
+  stage1 = config.aux.foundation.stages.stage1;
+  stage2 = config.aux.foundation.stages.stage2;
+in {
+  options.aux.foundation.stages.stage2.busybox = {
+    package = lib.options.create {
+      type = lib.types.package;
+      description = "The package to use for busybox.";
+    };
+
+    version = lib.options.create {
+      type = lib.types.string;
+      description = "Version of the package.";
+    };
+
+    src = lib.options.create {
+      type = lib.types.package;
+      description = "Source for the package.";
+    };
+
+    meta = {
+      description = lib.options.create {
+        type = lib.types.string;
+        description = "Description for the package.";
+        default.value = "Tiny versions of common UNIX utilities in a single small executable.";
+      };
+
+      homepage = lib.options.create {
+        type = lib.types.string;
+        description = "Homepage for the package.";
+        default.value = "https://busybox.net/";
+      };
+
+      license = lib.options.create {
+        # TODO: Add a proper type for licenses.
+        type = lib.types.attrs.any;
+        description = "License for the package.";
+        default.value = lib.licenses.gpl2Only;
+      };
+
+      platforms = lib.options.create {
+        type = lib.types.list.of lib.types.string;
+        description = "Platforms the package supports.";
+        default.value = ["i686-linux"];
+      };
+    };
+  };
+
+  config = {
+    aux.foundation.stages.stage2.busybox = {
+      version = "1.36.1";
+
+      src = builtins.fetchurl {
+        url = "https://busybox.net/downloads/busybox-${cfg.version}.tar.bz2";
+        sha256 = "uMwkyVdNgJ5yecO+NJeVxdXOtv3xnKcJ+AzeUOR94xQ=";
+      };
+
+      package = let
+        patches = [
+          ./patches/busybox-in-store.patch
+        ];
+
+        busyboxConfig = [
+          "CC=musl-gcc"
+          "HOSTCC=musl-gcc"
+          "CFLAGS=-I${stage1.linux-headers.package}/include"
+          "KCONFIG_NOTIMESTAMP=y"
+          "CONFIG_PREFIX=${builtins.placeholder "out"}"
+          "CONFIG_STATIC=y"
+        ];
+      in
+        builders.bash.build {
+          name = "busybox-static-${cfg.version}";
+          meta = cfg.meta;
+
+          deps.build.host = [
+            stage1.gcc.package
+            stage1.musl.package
+            stage1.binutils.package
+            stage1.gnumake.package
+            stage1.gnupatch.package
+            stage1.gnused.package
+            stage2.gnugrep.package
+            stage2.gawk.package
+            stage1.diffutils.package
+            stage1.findutils.package
+            stage1.gnutar.package
+            stage1.bzip2.package
+          ];
+
+          script = ''
+            # Unpack
+            tar xf ${cfg.src}
+            cd busybox-${cfg.version}
+
+            # Patch
+            ${lib.strings.concatMapSep "\n" (file: "patch -Np1 -i ${file}") patches}
+
+            # Configure
+            BUSYBOX_FLAGS="${builtins.concatStringsSep " " busyboxConfig}"
+            make -j $NIX_BUILD_CORES $BUSYBOX_FLAGS defconfig
+
+            # Build
+            make -j $NIX_BUILD_CORES $BUSYBOX_FLAGS
+
+            # Install
+            cp busybox $out
+
+          '';
+        };
+    };
+  };
+}
diff --git a/foundation/src/stages/stage2/busybox/patches/busybox-in-store.patch b/foundation/src/stages/stage2/busybox/patches/busybox-in-store.patch
new file mode 100644
index 0000000..0e90576
--- /dev/null
+++ b/foundation/src/stages/stage2/busybox/patches/busybox-in-store.patch
@@ -0,0 +1,24 @@
+Allow BusyBox to be invoked as "<something>-busybox". This is
+necessary when it's run from the Nix store as <hash>-busybox during
+stdenv bootstrap.
+--- a/libbb/appletlib.c
++++ b/libbb/appletlib.c
+@@ -947,7 +947,7 @@ void FAST_FUNC run_applet_no_and_exit(int applet_no, const char *name, char **ar
+ static NORETURN void run_applet_and_exit(const char *name, char **argv)
+ {
+ #  if ENABLE_BUSYBOX
+-	if (is_prefixed_with(name, "busybox"))
++	if (strstr(name, "busybox") != 0)
+ 		exit(busybox_main(/*unused:*/ 0, argv));
+ #  endif
+ #  if NUM_APPLETS > 0
+@@ -1045,7 +1045,7 @@ int main(int argc UNUSED_PARAM, char **argv)
+
+ 	lbb_prepare("busybox" IF_FEATURE_INDIVIDUAL(, argv));
+ # if !ENABLE_BUSYBOX
+-	if (argv[1] && is_prefixed_with(bb_basename(argv[0]), "busybox"))
++	if (argv[1] && strstr(bb_basename(argv[0]), "busybox") != 0)
+ 		argv++;
+ # endif
+ 	applet_name = argv[0];
+
diff --git a/foundation/src/stages/stage2/default.nix b/foundation/src/stages/stage2/default.nix
index 51c44e4..05f9368 100644
--- a/foundation/src/stages/stage2/default.nix
+++ b/foundation/src/stages/stage2/default.nix
@@ -19,6 +19,9 @@ in {
     ./gnused
     ./gnutar
     ./gzip
+    ./glibc
+    ./patchelf
+    ./busybox
   ];
 
   config = {
@@ -38,6 +41,9 @@ in {
         stage2-gnused = stage2.gnused.package;
         stage2-gnutar = stage2.gnutar.package;
         stage2-gzip = stage2.gzip.package;
+        stage2-glibc = stage2.glibc.package;
+        stage2-patchelf = stage2.patchelf.package;
+        stage2-busybox = stage2.busybox.package;
       };
     };
   };
diff --git a/foundation/src/stages/stage2/gcc/default.nix b/foundation/src/stages/stage2/gcc/default.nix
index 51e8a5b..3680ace 100644
--- a/foundation/src/stages/stage2/gcc/default.nix
+++ b/foundation/src/stages/stage2/gcc/default.nix
@@ -204,7 +204,8 @@ in {
             --disable-lto \
             --disable-multilib \
             --disable-plugin \
-            CFLAGS=-static
+            CFLAGS=-static \
+            CXXFLAGS=-static
 
           # Build
           make -j $NIX_BUILD_CORES
diff --git a/foundation/src/stages/stage2/glibc/default.nix b/foundation/src/stages/stage2/glibc/default.nix
new file mode 100644
index 0000000..e73208c
--- /dev/null
+++ b/foundation/src/stages/stage2/glibc/default.nix
@@ -0,0 +1,111 @@
+{
+  lib,
+  config,
+}: let
+  cfg = config.aux.foundation.stages.stage2.glibc;
+
+  platform = config.aux.platform;
+  builders = config.aux.foundation.builders;
+
+  stage1 = config.aux.foundation.stages.stage1;
+  stage2 = config.aux.foundation.stages.stage2;
+in {
+  options.aux.foundation.stages.stage2.glibc = {
+    package = lib.options.create {
+      type = lib.types.package;
+      description = "The package to use for glibc.";
+    };
+
+    version = lib.options.create {
+      type = lib.types.string;
+      description = "Version of the package.";
+    };
+
+    src = lib.options.create {
+      type = lib.types.package;
+      description = "Source for the package.";
+    };
+
+    meta = {
+      description = lib.options.create {
+        type = lib.types.string;
+        description = "Description for the package.";
+        default.value = "The GNU C Library.";
+      };
+
+      homepage = lib.options.create {
+        type = lib.types.string;
+        description = "Homepage for the package.";
+        default.value = "https://www.gnu.org/software/libc";
+      };
+
+      license = lib.options.create {
+        # TODO: Add a proper type for licenses.
+        type = lib.types.attrs.any;
+        description = "License for the package.";
+        default.value = lib.licenses.lgpl2Plus;
+      };
+
+      platforms = lib.options.create {
+        type = lib.types.list.of lib.types.string;
+        description = "Platforms the package supports.";
+        default.value = ["i686-linux"];
+      };
+    };
+  };
+
+  config = {
+    aux.foundation.stages.stage2.glibc = {
+      version = "2.38";
+
+      src = builtins.fetchurl {
+        url = "https://ftpmirror.gnu.org/libc/glibc-${cfg.version}.tar.xz";
+        sha256 = "+4KZiZiyspllRnvBtp0VLpwwfSzzAcnq+0VVt3DvP9I=";
+      };
+
+      package = builders.bash.build {
+        name = "glibc-${cfg.version}";
+        meta = cfg.meta;
+
+        deps.build.host = [
+          stage1.gcc.package
+          stage1.binutils.package
+          stage1.gnumake.package
+          stage1.gnused.package
+          stage2.gnugrep.package
+          stage2.gawk.package
+          stage1.diffutils.package
+          stage1.findutils.package
+          stage1.python.package
+          stage1.bison.package
+          stage1.gnutar.package
+          stage1.xz.package
+        ];
+
+        script = ''
+          # Unpack
+          tar xf ${cfg.src}
+          cd glibc-${cfg.version}
+
+          # Configure
+          mkdir build
+          cd build
+          # libstdc++.so is built against musl and fails to link
+          export CXX=false
+          bash ../configure \
+            --prefix=$out \
+            --build=${platform.build} \
+            --host=${platform.host} \
+            --with-headers=${stage1.linux-headers.package}/include
+
+          # Build
+          make -j $NIX_BUILD_CORES
+
+          # Install
+          make -j $NIX_BUILD_CORES INSTALL_UNCOMPRESSED=yes install
+          find $out/{bin,sbin,lib,libexec} -type f -exec strip --strip-unneeded {} + || true
+        '';
+      };
+    };
+  };
+}
diff --git a/foundation/src/stages/stage2/patchelf/default.nix b/foundation/src/stages/stage2/patchelf/default.nix
new file mode 100644
index 0000000..f36e843
--- /dev/null
+++ b/foundation/src/stages/stage2/patchelf/default.nix
@@ -0,0 +1,107 @@
+{
+  lib,
+  config,
+}: let
+  cfg = config.aux.foundation.stages.stage2.patchelf;
+
+  platform = config.aux.platform;
+  builders = config.aux.foundation.builders;
+
+  stage1 = config.aux.foundation.stages.stage1;
+  stage2 = config.aux.foundation.stages.stage2;
+in {
+  options.aux.foundation.stages.stage2.patchelf = {
+    package = lib.options.create {
+      type = lib.types.package;
+      description = "The package to use for patchelf.";
+    };
+
+    version = lib.options.create {
+      type = lib.types.string;
+      description = "Version of the package.";
+    };
+
+    src = lib.options.create {
+      type = lib.types.package;
+      description = "Source for the package.";
+    };
+
+    meta = {
+      description = lib.options.create {
+        type = lib.types.string;
+        description = "Description for the package.";
+        default.value = "A small utility to modify the dynamic linker and RPATH of ELF executables.";
+      };
+
+      homepage = lib.options.create {
+        type = lib.types.string;
+        description = "Homepage for the package.";
+        default.value = "https://github.com/NixOS/patchelf";
+      };
+
+      license = lib.options.create {
+        # TODO: Add a proper type for licenses.
+        type = lib.types.attrs.any;
+        description = "License for the package.";
+        default.value = lib.licenses.gpl3Plus;
+      };
+
+      platforms = lib.options.create {
+        type = lib.types.list.of lib.types.string;
+        description = "Platforms the package supports.";
+        default.value = ["i686-linux"];
+      };
+    };
+  };
+
+  config = {
+    aux.foundation.stages.stage2.patchelf = {
+      version = "0.18.0";
+
+      src = builtins.fetchurl {
+        url = "https://github.com/NixOS/patchelf/releases/download/${cfg.version}/patchelf-${cfg.version}.tar.gz";
+        sha256 = "ZN4Q5Ma4uDedt+h/WAMPM26nR8BRXzgRMugQ2/hKhuc=";
+      };
+
+      package = builders.bash.build {
+        name = "patchelf-static-${cfg.version}";
+        meta = cfg.meta;
+
+        deps.build.host = [
+          stage1.gcc.package
+          stage1.musl.package
+          stage1.binutils.package
+          stage1.gnumake.package
+          stage1.gnused.package
+          stage2.gnugrep.package
+          stage2.gawk.package
+          stage1.diffutils.package
+          stage1.findutils.package
+          stage1.gnutar.package
+          stage1.gzip.package
+        ];
+
+        script = ''
+          # Unpack
+          tar xf ${cfg.src}
+          cd patchelf-${cfg.version}
+
+          # Configure
+          bash ./configure \
+            --prefix=$out \
+            --build=${platform.build} \
+            --host=${platform.host} \
+            CC=musl-gcc \
+            CXXFLAGS=-static
+
+          # Build
+          make -j $NIX_BUILD_CORES
+
+          # Install
+          make -j $NIX_BUILD_CORES install-strip
+
+        '';
+      };
+    };
+  };
+}
diff --git a/lib/src/versions/default.nix b/lib/src/versions/default.nix
index a50c25e..22d11a5 100644
--- a/lib/src/versions/default.nix
+++ b/lib/src/versions/default.nix
@@ -14,5 +14,29 @@ lib: {
     ##
     ## @type String -> String -> Bool
     eq = first: second: builtins.compareVersions first second == 0;
+
+    ## Get the major version from a version string.
+    ##
+    ## @type String -> String
+    major = version: let
+      parts = builtins.splitVersion version;
+    in
+      builtins.elemAt parts 0;
+
+    ## Get the minor version from a version string.
+    ##
+    ## @type String -> String
+    minor = version: let
+      parts = builtins.splitVersion version;
+    in
+      builtins.elemAt parts 1;
+
+    ## Get the patch version from a version string.
+    ##
+    ## @type String -> String
+    patch = version: let
+      parts = builtins.splitVersion version;
+    in
+      builtins.elemAt parts 2;
   };
 }