diff --git a/c8-stream-devel.conf b/c8-stream-devel.conf
new file mode 100644
index 0000000..96e31b9
--- /dev/null
+++ b/c8-stream-devel.conf
@@ -0,0 +1,201 @@
+from multilib import *
+from include-excludes import *
+from stream-images import *
+
+# PRODUCT INFO 
+release_name = "CentOS Stream Developmental" 
+release_short = "CentOS-devel"
+release_version = "Stream"
+version = "8-devel"
+
+# # GENERAL SETTINGS
+# comps_file = {
+#         'scm': 'git',
+#         'repo': 'https://git.centos.org/centos/comps.git',
+#         'branch': 'master',
+#         'file': 'comps-centos-8-stream.xml',
+# }
+comps_file = 'comps-centos-8-stream-devel.xml'
+
+link_type = 'hardlink-or-copy'
+
+module_defaults_dir = {
+        'scm': 'git',
+        'repo': 'https://git.centos.org/centos/centos-module-defaults.git',
+        'branch': 'c8.1',
+        'dir': '.',
+}
+
+multilib = [
+    ('^.*$', {
+        'x86_64': ['devel', 'runtime']
+    }),
+]
+
+variants_file = 'variants-devel.xml'
+sigkeys = ['8483C65D', None]
+hashed_directories = False
+
+# tree_arches = ['aarch64', 'i386', 'ppc64le', 'x86_64']
+tree_arches = ['aarch64', 'i386', 'ppc64le', 'x86_64']
+# tree_arches = ['x86_64']
+
+# RUNROOT SETTINGS
+runroot_channel = 'image'
+runroot_tag = 'dist-c8-build'
+runroot_method = 'koji'
+
+# PKGSET
+pkgset_source = "koji"
+koji_profile = "mbox"
+
+# PKGSET - KOJI
+pkgset_koji_tag = "dist-c8-stream-compose"
+pkgset_koji_inherit = False
+pkgset_koji_module_tag = "modular-updates-candidate"
+
+filter_system_release_packages = False
+
+# GATHER
+gather_prepopulate = "centos-packages.json"
+
+gather_method = {
+        "^(?!(AppStream|PowerTools|CR)).*$":{
+                "comps": "deps"
+        },
+        "^(AppStream|PowerTools|CR)$": "hybrid",
+}
+
+gather_backend = "dnf"
+check_deps = False
+greedy_method = "all"
+repoclosure_backend = "dnf"
+
+# CREATEREPO
+createrepo_deltas = False
+createrepo_database = True
+createrepo_c = True
+createrepo_checksum = "sha256"
+createrepo_use_xz = True
+createrepo_num_threads = 8
+createrepo_num_workers = 4
+createrepo_extra_args = ['--distro=cpe:/o:centos-stream:centos-stream:8,CentOS Stream 8', '--revision=8.1.1911']
+
+# CHECKSUMS
+media_checksums = ['sha256']
+media_checksum_one_file = True
+create_jigdo = False
+
+# BUILDINSTALL
+bootable = True
+buildinstall_method = "lorax"
+
+lorax_options = [
+    ("^.*$", {
+        "*": {
+            "noupgrade": False,
+            "rootfs_size": 3,
+            "version": "8-stream"
+        }
+    })
+]
+
+buildinstall_skip = [
+    ("^(Devel|AppStream|PowerTools|CR|HighAvailability)$", {
+       "*": True
+       }),
+]
+
+image_name_format = {
+    "^BaseOS$": "{release_short}-{version}-{arch}-{disc_type}{disc_num}{suffix}",
+    ".*": "{release_short}-{version}-{arch}-{disc_type}{disc_num}{suffix}",
+}
+
+image_volid_formats = [ '{release_short}-{version}-{arch}-{disc_type}', ]
+
+# CREATEISO
+create_optional_isos = False
+
+createiso_skip = [
+    ('^(Devel|AppStream|PowerTools|HighAvailability|CR)$', {
+        '*': True,
+        'src':True
+    }),
+]
+
+extra_isos = {
+    "BaseOS": [{
+        "include_variants": ["AppStream"],
+        "filename": "{release_short}-{version}-{arch}-{disc_type}{disc_num}{suffix}",
+        "skip_src": True,
+    },
+    ]
+}
+
+restricted_volid = True
+
+# LOOKASIDE
+variant_as_lookaside = [
+#    ('AppStream', 'BaseOS'),
+#    ('PowerTools', 'BaseOS'),
+#    ('PowerTools', 'AppStream'),
+]
+
+gather_lookaside_repos = [
+    ("^Devel$", {
+        "x86_64": [
+            "file:///compose/trees/latest-CentOS-Stream/compose/BaseOS/x86_64/os",
+            "file:///compose/trees/latest-CentOS-Stream/compose/BaseOS/x86_64/os/debug/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/BaseOS/source/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/AppStream/x86_64/os",
+            "file:///compose/trees/latest-CentOS-Stream/compose/AppStream/x86_64/os/debug/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/AppStream/source/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/PowerTools/x86_64/os",
+            "file:///compose/trees/latest-CentOS-Stream/compose/PowerTools/x86_64/os/debug/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/PowerTools/source/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/HighAvailability/x86_64/os",
+            "file:///compose/trees/latest-CentOS-Stream/compose/HighAvailability/x86_64/os/debug/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/HighAvailability/source/tree",
+        ],
+        "ppc64": [
+        ],
+        "ppc64le": [
+            "file:///compose/trees/latest-CentOS-Stream/compose/BaseOS/ppc64le/os",
+            "file:///compose/trees/latest-CentOS-Stream/compose/BaseOS/ppc64le/os/debug/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/BaseOS/source/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/AppStream/ppc64le/os",
+            "file:///compose/trees/latest-CentOS-Stream/compose/AppStream/ppc64le/os/debug/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/AppStream/source/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/PowerTools/ppc64le/os",
+            "file:///compose/trees/latest-CentOS-Stream/compose/PowerTools/ppc64le/os/debug/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/PowerTools/source/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/HighAvailability/ppc64le/os",
+            "file:///compose/trees/latest-CentOS-Stream/compose/HighAvailability/ppc64le/os/debug/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/HighAvailability/source/tree",
+        ],
+        "s390x": [
+        ],
+        "aarch64": [
+            "file:///compose/trees/latest-CentOS-Stream/compose/BaseOS/aarch64/os",
+            "file:///compose/trees/latest-CentOS-Stream/compose/BaseOS/aarch64/os/debug/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/BaseOS/source/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/AppStream/aarch64/os",
+            "file:///compose/trees/latest-CentOS-Stream/compose/AppStream/aarch64/os/debug/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/AppStream/source/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/PowerTools/aarch64/os",
+            "file:///compose/trees/latest-CentOS-Stream/compose/PowerTools/aarch64/os/debug/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/PowerTools/source/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/HighAvailability/aarch64/os",
+            "file:///compose/trees/latest-CentOS-Stream/compose/HighAvailability/aarch64/os/debug/tree",
+            "file:///compose/trees/latest-CentOS-Stream/compose/HighAvailability/source/tree",
+        ],
+    }),
+]
+
+productimg = False
+
+translate_paths = [
+	("/mnt/koji", "https://koji.mbox.centos.org/pkgs"),
+	# ("/compose", "http://172.22.0.123/compose"),
+]
+
diff --git a/comps-centos-8-stream-devel.xml b/comps-centos-8-stream-devel.xml
new file mode 100644
index 0000000..20c9302
--- /dev/null
+++ b/comps-centos-8-stream-devel.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE comps PUBLIC "-//CentOS//DTD Comps info//EN" "comps.dtd">
+<comps>
+  <group variant="Devel">
+    <id>centos-stream-devel</id>
+    <default>false</default>
+    <uservisible>false</uservisible>
+    <packagelist>
+      <packagereq type="mandatory">argparse-manpage</packagereq>
+      <packagereq type="mandatory">libuv-devel</packagereq>
+    </packagelist>
+  </group>
+</comps>
diff --git a/include-excludes.conf b/include-excludes.conf
index 9a1818e..876e12b 100644
--- a/include-excludes.conf
+++ b/include-excludes.conf
@@ -1,4 +1,74 @@
 filter_packages = [
+    ("^Devel$", {
+        "*": [
+            "glibc*",
+            # This is a massive hack... using diff | egrep -v '^[+-]' | perl -pe 's/(.*)-[^-]+-[^-]+[.]rpm/$1/' | sort -u
+ "acl-debuginfo",
+ "attr-debuginfo",
+ "bash",
+ "bzip2-debuginfo",
+ "bzip2-libs",
+ "chkconfig",
+ "coreutils",
+ "coreutils-common",
+ "coreutils-single",
+ "e2fsprogs-debuginfo",
+ "expat",
+ "filesystem",
+ "gawk",
+ "gdbm",
+ "gdbm-libs",
+ "gmp",
+ "grep",
+ "info",
+ "keyutils-debuginfo",
+ "keyutils-libs",
+ "krb5-debuginfo",
+ "krb5-libs",
+ "libacl",
+ "libattr",
+ "libcap",
+ "libcom_err",
+ "libffi",
+ "libnsl2",
+ "libpkgconf",
+ "libselinux",
+ "libsepol",
+ "libsigsegv",
+ "libtasn1",
+ "libtirpc",
+ "libuv",
+ "libverto",
+ "libxcrypt",
+ "mpfr",
+ "ncurses",
+ "ncurses-base",
+ "ncurses-libs",
+ "openssl-debuginfo",
+ "openssl-libs",
+ "p11-kit",
+ "p11-kit-trust",
+ "pcre",
+ "pcre2",
+ "pkgconf",
+ "pkgconf-m4",
+ "pkgconf-pkg-config",
+ "platform-python",
+ "platform-python-pip",
+ "platform-python-setuptools",
+ "popt",
+ "popt-devel",
+ "python3-libs",
+ "python3-pip-wheel",
+ "python3-setuptools-wheel",
+ "readline",
+ "sed",
+ "xz-debuginfo",
+ "xz-libs",
+ "zlib",
+        ]
+    }),
+
     ("^(BaseOS|AppStream)$", {
         "*": [
             "python36",
diff --git a/variants-devel.xml b/variants-devel.xml
new file mode 100644
index 0000000..9a66a90
--- /dev/null
+++ b/variants-devel.xml
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE variants PUBLIC "-//Red Hat, Inc.//DTD Variants info//EN" "variants2012.dtd">
+<variants>
+  <variant id="Devel" name="Devel" type="variant" has_optional="false">
+    <!-- List of architectures for BaseOS compose variant -->
+    <arches>
+      <arch>aarch64</arch>
+      <arch>x86_64</arch>
+      <arch>ppc64le</arch>
+    </arches>
+    <!-- List of comps groups that should be part of Devel compose variant -->
+    <groups>
+      <group default="true">centos-stream-devel</group>
+    </groups>
+  </variant>
+
+</variants>