diff --git a/devices/cli.py b/devices/cli.py
index 56cfd61..3824206 100644
--- a/devices/cli.py
+++ b/devices/cli.py
@@ -9,6 +9,7 @@ from config.cli import resolve_profile_field
 from utils import color_mark_selected, colors_supported
 
 from .device import get_devices, get_device
+from version.cli import _check_kbs_version
 
 
 @click.command(name='devices')
@@ -33,6 +34,7 @@ def cmd_devices(
     output_file: Optional[str] = None,
 ):
     'list the available devices and descriptions'
+    _check_kbs_version(init_pkgbuilds=False)
     devices = get_devices()
     if not devices:
         raise Exception("No devices found!")
diff --git a/flavours/cli.py b/flavours/cli.py
index a05bf3c..849620d 100644
--- a/flavours/cli.py
+++ b/flavours/cli.py
@@ -9,6 +9,7 @@ from config.state import config
 from utils import color_mark_selected, colors_supported
 
 from .flavour import get_flavours, get_flavour
+from version.cli import _check_kbs_version
 
 profile_option = click.option('-p', '--profile', help="name of the profile to use", required=False, default=None)
 
@@ -21,13 +22,14 @@ def cmd_flavours(json: bool = False, output_file: Optional[str] = None):
     results = []
     json_results = {}
     profile_flavour = None
-    flavours = get_flavours()
     interactive_json = json and not output_file
     use_colors = colors_supported(config.runtime.colors) and not interactive_json
     profile_name = config.file.profiles.current
     selected, inherited_from = None, None
     if output_file:
         json = True
+    _check_kbs_version(init_pkgbuilds=False)
+    flavours = get_flavours()
     if not flavours:
         raise Exception("No flavours found!")
     if not interactive_json:
diff --git a/image/boot.py b/image/boot.py
index 33e1f8b..5dadc28 100644
--- a/image/boot.py
+++ b/image/boot.py
@@ -10,6 +10,7 @@ from exec.file import makedir
 from devices.device import get_profile_device
 from flavours.flavour import get_profile_flavour
 from flavours.cli import profile_option
+from version.cli import _check_kbs_version
 from wrapper import enforce_wrap
 
 from .fastboot import fastboot_boot, fastboot_erase
@@ -42,6 +43,7 @@ def cmd_boot(
 ):
     """Boot JumpDrive or the Kupfer aboot image. Erases Android DTBO in the process."""
     enforce_wrap()
+    _check_kbs_version(init_pkgbuilds=True)
     device = get_profile_device(profile)
     flavour = get_profile_flavour(profile).name
     deviceinfo = device.parse_deviceinfo()
diff --git a/image/flash.py b/image/flash.py
index 5def17c..b229cfe 100644
--- a/image/flash.py
+++ b/image/flash.py
@@ -11,6 +11,7 @@ from exec.file import get_temp_dir
 from devices.device import get_profile_device
 from flavours.flavour import get_profile_flavour
 from flavours.cli import profile_option
+from version.cli import _check_kbs_version
 from wrapper import enforce_wrap
 
 from .fastboot import fastboot_flash
@@ -90,6 +91,7 @@ def cmd_flash(
     - jumpdrive: one of "emmc", "sdcard" or a path to a block device
     """
     enforce_wrap()
+    _check_kbs_version(init_pkgbuilds=True)
     device = get_profile_device(profile)
     flavour = get_profile_flavour(profile).name
     device_image_path = get_image_path(device, flavour)
diff --git a/image/image.py b/image/image.py
index 6532af7..d04050c 100644
--- a/image/image.py
+++ b/image/image.py
@@ -19,6 +19,7 @@ from exec.file import get_temp_dir, root_write_file, root_makedir, makedir
 from flavours.flavour import Flavour, get_profile_flavour
 from net.ssh import copy_ssh_keys
 from packages.build import build_enable_qemu_binfmt, build_packages, filter_pkgbuilds
+from version.cli import _check_kbs_version
 from wrapper import enforce_wrap
 
 # image files need to be slightly smaller than partitions to fit
@@ -435,6 +436,7 @@ def cmd_build(
     config.enforce_profile_device_set()
     config.enforce_profile_flavour_set()
     enforce_wrap()
+    _check_kbs_version(init_pkgbuilds=True)
     device = get_profile_device(profile_name)
     arch = device.arch
     # check_programs_wrap(['makepkg', 'pacman', 'pacstrap'])
@@ -515,6 +517,7 @@ def cmd_inspect(profile: Optional[str] = None, shell: bool = False, sector_size:
     config.enforce_profile_device_set()
     config.enforce_profile_flavour_set()
     enforce_wrap()
+    _check_kbs_version(init_pkgbuilds=True)
     device = get_profile_device(profile)
     arch = device.arch
     flavour = get_profile_flavour(profile).name
diff --git a/packages/cli.py b/packages/cli.py
index 3878ba4..2989c21 100644
--- a/packages/cli.py
+++ b/packages/cli.py
@@ -15,6 +15,7 @@ from distro.distro import get_kupfer_local, get_kupfer_url, get_kupfer_repo_name
 from distro.package import LocalPackage
 from net.ssh import run_ssh_command, scp_put_files
 from utils import download_file, git, sha256sum
+from version.cli import _check_kbs_version
 from wrapper import check_programs_wrap, enforce_wrap
 
 from .build import build_packages_by_paths, init_prebuilts
@@ -37,6 +38,7 @@ def build(
     if arch not in ARCHES:
         raise Exception(f'Unknown architecture "{arch}". Choices: {", ".join(ARCHES)}')
 
+    _check_kbs_version(init_pkgbuilds=True)
     return build_packages_by_paths(
         paths,
         arch,
@@ -160,6 +162,7 @@ def cmd_update(
     """Update PKGBUILDs git repo"""
     enforce_wrap()
     init_pkgbuilds(interactive=not non_interactive, lazy=False, update=True, switch_branch=switch_branch, discard_changes=discard_changes)
+    _check_kbs_version(init_pkgbuilds=False)
     if init_caches:
         init_pkgbuild_caches(clean_src_dirs=clean_src_dirs)
     logging.info("Refreshing outdated SRCINFO caches")
@@ -183,6 +186,7 @@ def cmd_init(
 ):
     "Ensure PKGBUILDs git repo is checked out locally"
     init_pkgbuilds(interactive=not non_interactive, lazy=False, update=update, switch_branch=switch_branch, discard_changes=discard_changes)
+    _check_kbs_version(init_pkgbuilds=False)
     if init_caches:
         init_pkgbuild_caches(clean_src_dirs=clean_src_dirs)
     for arch in ARCHES:
@@ -308,7 +312,8 @@ def cmd_list():
     if not os.path.exists(pkgdir):
         raise Exception(f"PKGBUILDs seem not to be initialised yet: {pkgdir} doesn't exist!\n"
                         f"Try running `kupferbootstrap packages init` first!")
-    check_programs_wrap(['makepkg', 'pacman'])
+    check_programs_wrap(['git', 'makepkg', 'pacman'])
+    _check_kbs_version(init_pkgbuilds=False)
     packages = discover_pkgbuilds()
     logging.info(f'Done! {len(packages)} Pkgbuilds:')
     for name in sorted(packages.keys()):
@@ -318,11 +323,13 @@ def cmd_list():
 
 
 @cmd_packages.command(name='check')
+@click.option("--ci-mode", "--ci", is_flag=True, default=False)
 @click.argument('paths', nargs=-1)
-def cmd_check(paths):
+def cmd_check(paths: list[str], ci_mode: bool = False):
     """Check that specified PKGBUILDs are formatted correctly"""
     config.enforce_config_loaded()
-    check_programs_wrap(['makepkg'])
+    check_programs_wrap(['makepkg', 'git'])
+    _check_kbs_version(init_pkgbuilds=False, ci_mode=ci_mode)
 
     def check_quoteworthy(s: str) -> bool:
         quoteworthy = ['"', "'", "$", " ", ";", "&", "<", ">", "*", "?"]
diff --git a/version/cli.py b/version/cli.py
index 94464e4..9dc1ed4 100644
--- a/version/cli.py
+++ b/version/cli.py
@@ -6,6 +6,16 @@ from distro.repo_config import get_repo_config
 from .kbs import get_kbs_version, compare_kbs_version, compare_kbs_ci_version
 
 
+def _check_kbs_version(*, init_pkgbuilds: bool = False, ci_mode: bool = False):  # quiet helper for other modules
+    repo_config, repo_config_found = get_repo_config(initialize_pkgbuilds=init_pkgbuilds)
+    if not repo_config_found:
+        return
+    kbs_version = get_kbs_version()
+    if not kbs_version:
+        return
+    compare_kbs_version(kbs_version, repo_config)
+
+
 @click.group("version", no_args_is_help=False, invoke_without_command=True)
 @click.pass_context
 def cmd_version(ctx: click.Context):