diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 2f9a3bc7a..c8ea28be3 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,9 @@
+#
+# Copyright (c) 2026 by Delphix. All rights reserved.
+#
+
 [bumpversion]
-current_version = 5.0.1
+current_version = 5.1.0
 commit = False
 tag = False
 parse = (?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)(\.(?P<release>[a-z]+)(?P<dev>\d+))?
@@ -17,15 +21,17 @@ values =
 
 [bumpversion:part:dev]
 
-[bumpversion:file:./dvp/src/main/python/dlpx/virtualization/VERSION]
+# Each pyproject.toml's [project].version and sibling-package pins are matched
+# by the default {current_version} search; both get updated atomically.
+[bumpversion:file:./common/pyproject.toml]
 
-[bumpversion:file:./common/src/main/python/dlpx/virtualization/common/VERSION]
+[bumpversion:file:./dvp/pyproject.toml]
 
-[bumpversion:file:./platform/src/main/python/dlpx/virtualization/platform/VERSION]
+[bumpversion:file:./libs/pyproject.toml]
 
-[bumpversion:file:./libs/src/main/python/dlpx/virtualization/libs/VERSION]
+[bumpversion:file:./platform/pyproject.toml]
 
-[bumpversion:file:./tools/src/main/python/dlpx/virtualization/_internal/VERSION]
+[bumpversion:file:./tools/pyproject.toml]
 
 [bumpversion:file:./tools/src/test/python/dlpx/virtualization/_internal/test_package_util.py]
 search = DVP_VERSION = '{current_version}'
diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 373d4f424..22c07c211 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -1,3 +1,7 @@
+#
+# Copyright (c) 2026 by Delphix. All rights reserved.
+#
+
 version: 2
 updates:
 - package-ecosystem: pip
diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index 3ac1ca99e..287175b34 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2020, 2022 by Delphix. All rights reserved.
+# Copyright (c) 2020, 2026 by Delphix. All rights reserved.
 #
 
 name: "Pre-commit actions for Delphix Virtualization SDK"
@@ -14,53 +14,69 @@ on:
 
 jobs:
   pytest311:
-    name: Test ${{ matrix.package }} on ${{ matrix.os }} using pytest (Python 3.11)
+    name: Test SDK on ${{ matrix.os }} (Python ${{ matrix.python-version }})
     runs-on: ${{ matrix.os }}
     strategy:
-      max-parallel: 4
+      max-parallel: 3
       matrix:
         python-version: [ 3.11 ]
         os: [ ubuntu-latest, macos-latest, windows-latest ]
-        package: [ common, libs, platform, tools ]
 
     steps:
-      - name: Checkout ${{ matrix.package }} project
-        uses: actions/checkout@v3
+      - uses: actions/checkout@v3
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
 
-      - name: Install ${{ matrix.package }} dependencies
-        working-directory: ${{ matrix.package }}
+      # Install all SDK packages once, in dependency order. Sibling packages
+      # need to be present in the env before subsequent installs can resolve
+      # their PEP 621 pins (e.g. dvp-libs needs dvp-common already installed).
+      - name: Install SDK packages
         run: |
           python -m pip install --upgrade pip
-          pip install -r requirements.txt --find-links https://test.pypi.org/simple/dvp-api/
+          pip install -e "./common[dev]" --find-links https://test.pypi.org/simple/dvp-api/
+          pip install -e "./libs[dev]" --find-links https://test.pypi.org/simple/dvp-api/
+          pip install -e "./platform[dev]" --find-links https://test.pypi.org/simple/dvp-api/
+          pip install -e "./tools[dev]" --find-links https://test.pypi.org/simple/dvp-api/
 
-      - name: Install ${{ matrix.package }} project
-        working-directory: ${{ matrix.package }}
-        run: |
-          pip install . --find-links https://test.pypi.org/simple/dvp-api/
+      - name: Test common
+        run: python -m pytest ./common/src/test/python
 
-      # Run all the test cases part of the package.
-      - name: Test ${{ matrix.package }} project with pytest
-        working-directory: ${{ matrix.package }}
-        run: |
-          python -m pytest src/test/python
+      - name: Test libs
+        run: python -m pytest ./libs/src/test/python
+
+      - name: Test platform
+        run: python -m pytest ./platform/src/test/python
+
+      - name: Test tools
+        run: python -m pytest ./tools/src/test/python
 
-      # Install flake8 and run linting on src and test for linting if OS is ubuntu.
       - name: Install flake8
-        if: ${{ matrix.os == 'ubuntu-latest' }}
+        if: matrix.os == 'ubuntu-latest'
+        run: pip install flake8
+
+      - name: Lint common
+        if: matrix.os == 'ubuntu-latest'
         run: |
-          pip install flake8
+          python -m flake8 ./common/src/main/python --max-line-length 88
+          python -m flake8 ./common/src/test/python --max-line-length 88
 
-      - name: Run flake8 on src directory
-        if: ${{ matrix.os == 'ubuntu-latest' }}
-        working-directory: ${{ matrix.package }}
-        run: python -m flake8 src/main/python --max-line-length 88
+      - name: Lint libs
+        if: matrix.os == 'ubuntu-latest'
+        run: |
+          python -m flake8 ./libs/src/main/python --max-line-length 88
+          python -m flake8 ./libs/src/test/python --max-line-length 88
+
+      - name: Lint platform
+        if: matrix.os == 'ubuntu-latest'
+        run: |
+          python -m flake8 ./platform/src/main/python --max-line-length 88
+          python -m flake8 ./platform/src/test/python --max-line-length 88
 
-      - name: Run flake8 on test directory
-        if: ${{ matrix.os == 'ubuntu-latest' }}
-        working-directory: ${{ matrix.package }}
-        run: python -m flake8 src/test/python --max-line-length 88
+      - name: Lint tools
+        if: matrix.os == 'ubuntu-latest'
+        run: |
+          python -m flake8 ./tools/src/main/python --max-line-length 88
+          python -m flake8 ./tools/src/test/python --max-line-length 88
\ No newline at end of file
diff --git a/.github/workflows/publish-python-packages.yml b/.github/workflows/publish-python-packages.yml
index 2be438422..0c472f573 100644
--- a/.github/workflows/publish-python-packages.yml
+++ b/.github/workflows/publish-python-packages.yml
@@ -1,14 +1,19 @@
+#
+# Copyright (c) 2026 by Delphix. All rights reserved.
+#
+
 name: Publish Python packages to Test PyPi
 
 on:
-  # Run on push when the version file has changed on selected branches.
+  # Run on push when a package version (declared in pyproject.toml) has
+  # changed on selected branches, or when this workflow itself changes.
   push:
     branches:
       - master
       - develop
       - release
     paths:
-      - 'dvp/src/main/python/dlpx/virtualization/VERSION'
+      - '**/pyproject.toml'
       - '.github/workflows/publish-python-packages.yml'
 
 jobs:
@@ -21,15 +26,15 @@ jobs:
         package: [common, dvp, libs, platform, tools]
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
       # Install dependencies necessary for building and publishing the package.
       - name: Install dependencies
         run: |
-          pip install setuptools wheel twine
+          pip install build twine
       # Build each Python package and publish it to Test PyPi.
       - name: Build and publish ${{ matrix.package }} package
         working-directory: ${{ matrix.package }}
@@ -38,5 +43,5 @@ jobs:
           TWINE_PASSWORD: ${{ secrets.VSDK_PYPI_TOKEN }}
           TWINE_REPOSITORY_URL: https://test.pypi.org/legacy/
         run: |
-          python setup.py sdist bdist_wheel
+          python -m build
           twine upload dist/*
diff --git a/LICENSE b/LICENSE
index d64569567..3d63c06ad 100644
--- a/LICENSE
+++ b/LICENSE
@@ -187,7 +187,7 @@
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright [yyyy] [name of copyright owner]
+   Copyright 2026 Delphix Corp., a Perforce company.
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
diff --git a/bin/build_project.sh b/bin/build_project.sh
index bd938694f..939800729 100644
--- a/bin/build_project.sh
+++ b/bin/build_project.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 #
-# Copyright (c) 2022 by Delphix. All rights reserved.
+# Copyright (c) 2026 by Delphix. All rights reserved.
 #
 
 # This script provides functionality to build and run test cases for all python packages. The same script can be used
@@ -15,13 +15,23 @@ should_test=false
 verbose=false
 coverage=false
 flake8=false
-screenSize=$(tput cols)
 equalFiller="="
-greenColor=$(tput setaf 10)
-orangeColor=$(tput setaf 208)
-noColor=$(tput sgr0)
-blackColor=$(tput setaf 0)
-blueColor=$(tput setaf 31)
+failed_steps=()
+if [ -t 1 ]; then
+  screenSize=$(tput cols)
+  greenColor=$(tput setaf 10)
+  orangeColor=$(tput setaf 208)
+  noColor=$(tput sgr0)
+  blackColor=$(tput setaf 0)
+  blueColor=$(tput setaf 31)
+else
+  screenSize=100
+  greenColor=""
+  orangeColor=""
+  noColor=""
+  blackColor=""
+  blueColor=""
+fi
 
 ############################################################
 # Help                                                     #
@@ -86,23 +96,23 @@ run_operations() {
   if [ "$should_build" = true ]; then
     echo
     print_as_per_screen_size " $module_name build starts " "${orangeColor}" ${equalFiller} "${screenSize}"
-    build_module
+    build_module || failed_steps+=("$module_name build")
     print_as_per_screen_size " $module_name build complete " "${greenColor}" ${equalFiller} "${screenSize}"
   fi
   if [ "$flake8" = true ]; then
     echo
     print_as_per_screen_size " $module_name Flake8 Main starts " "${orangeColor}" ${equalFiller} "${screenSize}"
-    python -m flake8 "$module_path/src/test/python" --max-line-length 88
+    python -m flake8 "$module_path/src/test/python" --max-line-length 88 || failed_steps+=("$module_name flake8 (test)")
     print_as_per_screen_size " $module_name Flake8 Main complete " "${greenColor}" ${equalFiller} "${screenSize}"
     echo
     print_as_per_screen_size " $module_name Flake8 Test starts " "${orangeColor}" ${equalFiller} "${screenSize}"
-    python -m flake8 "$module_path/src/main/python" --max-line-length 88
+    python -m flake8 "$module_path/src/main/python" --max-line-length 88 || failed_steps+=("$module_name flake8 (main)")
     print_as_per_screen_size " $module_name Flake8 Test complete " "${greenColor}" ${equalFiller} "${screenSize}"
   fi
   if [ "$should_test" = true ]; then
     echo
     print_as_per_screen_size " $module_name tests starts " "${orangeColor}" ${equalFiller} "${screenSize}"
-    test_module
+    test_module || failed_steps+=("$module_name tests")
     print_as_per_screen_size " $module_name tests complete " "${greenColor}" ${equalFiller} "${screenSize}"
   fi
   cd "$current_path" || exit
@@ -118,13 +128,11 @@ get_project_path() {
 
 # Build the module
 build_module() {
-  python setup.py clean --all
+  rm -rf build/ ./*.egg-info src/main/python/*.egg-info
   if [ "$verbose" = true ]; then
-    pip install -r requirements.txt -v
-    pip install -e . -v
+    pip install -e ".[dev]" -v
   else
-    pip install -r requirements.txt -q
-    pip install -e . -q
+    pip install -e ".[dev]" -q
   fi
 }
 
@@ -209,7 +217,16 @@ if [ "$should_build" = true ] || [ "$should_test" = true ] || [ "$flake8" = true
 
   if [ "$coverage" = true ]; then
     echo "Paths to combine for coverage are [${paths[*]}]."
-    coverage combine ${paths[@]}
-    coverage report -m -i
+    coverage combine ${paths[@]} || failed_steps+=("coverage combine")
+    coverage report -m || failed_steps+=("coverage report")
+  fi
+
+  if [ ${#failed_steps[@]} -gt 0 ]; then
+    echo
+    echo "${#failed_steps[@]} step(s) FAILED:"
+    for step in "${failed_steps[@]}"; do
+      echo "  - $step"
+    done
+    exit 1
   fi
 fi
diff --git a/common/LICENSE b/common/LICENSE
index d64569567..3d63c06ad 100644
--- a/common/LICENSE
+++ b/common/LICENSE
@@ -187,7 +187,7 @@
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright [yyyy] [name of copyright owner]
+   Copyright 2026 Delphix Corp., a Perforce company.
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
diff --git a/common/pyproject.toml b/common/pyproject.toml
new file mode 100644
index 000000000..ac7168769
--- /dev/null
+++ b/common/pyproject.toml
@@ -0,0 +1,48 @@
+#
+# Copyright (c) 2026 by Delphix. All rights reserved.
+#
+
+[build-system]
+requires = ["setuptools>=77"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "dvp-common"
+version = "5.1.0"
+readme = "README.md"
+requires-python = ">=3.11, <3.12"
+authors = [
+    {name = "Delphix", email = "virtualization-plugins@delphix.com"},
+]
+license = "Apache-2.0"
+license-files = ["LICENSE"]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3.11",
+    "Operating System :: OS Independent",
+]
+dependencies = [
+    "dvp-api == 1.10.0.dev3",
+    "six >= 1.17, < 1.18",
+]
+
+[project.optional-dependencies]
+dev = [
+    "bump2version == 1.0.1",
+    "packaging == 26.0",
+    "pluggy == 1.6.0",
+    "pyparsing == 3.3.2",
+    "pytest == 9.0.2",
+    "six == 1.17.0",
+    "zipp == 3.23.0",
+]
+
+[project.urls]
+Homepage = "https://developer.delphix.com"
+
+[tool.setuptools]
+package-dir = {"" = "src/main/python"}
+
+[tool.setuptools.packages.find]
+where = ["src/main/python"]
\ No newline at end of file
diff --git a/common/requirements.txt b/common/requirements.txt
deleted file mode 100644
index 822c250f0..000000000
--- a/common/requirements.txt
+++ /dev/null
@@ -1,7 +0,0 @@
-bump2version==1.0.1
-packaging==26.0
-pluggy==1.6.0
-pyparsing==3.3.2
-pytest==9.0.2
-six==1.17.0
-zipp==3.23.0
diff --git a/common/setup.cfg b/common/setup.cfg
deleted file mode 100644
index c282c94fb..000000000
--- a/common/setup.cfg
+++ /dev/null
@@ -1,20 +0,0 @@
-#
-# Copyright (c) 2019, 2022 by Delphix. All rights reserved.
-#
-
-[metadata]
-metadata_version: 1.2
-author: Delphix
-author_email: virtualization-plugins@delphix.com
-home_page: https://developer.delphix.com
-long_description: file: README.md
-long_description_content_type: text/markdown
-classifiers:
-    Development Status :: 5 - Production/Stable
-    Programming Language :: Python
-    Programming Language :: Python :: 3.11
-    License :: OSI Approved :: Apache Software License
-    Operating System :: OS Independent
-
-[options]
-requires_python: >=3.11, <3.12
diff --git a/common/setup.py b/common/setup.py
deleted file mode 100644
index 7ecfe15a1..000000000
--- a/common/setup.py
+++ /dev/null
@@ -1,20 +0,0 @@
-import os
-import setuptools
-
-PYTHON_SRC = 'src/main/python'
-
-install_requires = [
-    "dvp-api == 1.10.0.dev0",
-    "six >= 1.17, < 1.18",
-]
-
-with open(os.path.join(PYTHON_SRC, 'dlpx/virtualization/common/VERSION')) as version_file:
-    version = version_file.read().strip()
-
-setuptools.setup(name='dvp-common',
-                 version=version,
-                 install_requires=install_requires,
-                 package_dir={'': PYTHON_SRC},
-                 packages=setuptools.find_packages(PYTHON_SRC),
-                 python_requires='>=3.11, <3.12',
-                 )
diff --git a/common/src/main/python/dlpx/virtualization/common/VERSION b/common/src/main/python/dlpx/virtualization/common/VERSION
deleted file mode 100644
index 831446cbd..000000000
--- a/common/src/main/python/dlpx/virtualization/common/VERSION
+++ /dev/null
@@ -1 +0,0 @@
-5.1.0
diff --git a/docs/Pipfile b/docs/Pipfile
index d6b58fd26..7437f4f42 100644
--- a/docs/Pipfile
+++ b/docs/Pipfile
@@ -1,3 +1,7 @@
+#
+# Copyright (c) 2026 by Delphix. All rights reserved.
+#
+
 [[source]]
 url = "https://pypi.org/simple"
 verify_ssl = true
diff --git a/docs/build.sh b/docs/build.sh
index f256f9233..270236837 100755
--- a/docs/build.sh
+++ b/docs/build.sh
@@ -1,4 +1,7 @@
 #!/bin/bash
+#
+# Copyright (c) 2026 by Delphix. All rights reserved.
+#
 
 git fetch
 pipenv run mkdocs build --clean
diff --git a/dvp/LICENSE b/dvp/LICENSE
index d64569567..3d63c06ad 100644
--- a/dvp/LICENSE
+++ b/dvp/LICENSE
@@ -187,7 +187,7 @@
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright [yyyy] [name of copyright owner]
+   Copyright 2026 Delphix Corp., a Perforce company.
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
diff --git a/dvp/pyproject.toml b/dvp/pyproject.toml
new file mode 100644
index 000000000..edf91ee94
--- /dev/null
+++ b/dvp/pyproject.toml
@@ -0,0 +1,53 @@
+#
+# Copyright (c) 2026 by Delphix. All rights reserved.
+#
+
+[build-system]
+requires = ["setuptools>=77"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "dvp"
+version = "5.1.0"
+description = "Delphix Virtualization Platform SDK"
+readme = "README.md"
+requires-python = ">=3.11, <3.12"
+authors = [
+    {name = "Delphix", email = "virtualization-plugins@delphix.com"},
+]
+license = "Apache-2.0"
+license-files = ["LICENSE"]
+keywords = ["virtualization", "plugin"]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3.11",
+    "Operating System :: OS Independent",
+]
+# Sibling-package pins; .bumpversion.cfg keeps these in sync with [project].version.
+dependencies = [
+    "dvp-common == 5.1.0",
+    "dvp-libs == 5.1.0",
+    "dvp-platform == 5.1.0",
+    "dvp-tools == 5.1.0",
+]
+
+[project.optional-dependencies]
+dev = [
+    "bump2version == 1.0.1",
+    "packaging == 26.0",
+    "pluggy == 1.6.0",
+    "pyparsing == 3.3.2",
+    "pytest == 9.0.2",
+    "six == 1.17.0",
+    "zipp == 3.23.0",
+]
+
+[project.urls]
+Homepage = "https://developer.delphix.com"
+
+[tool.setuptools]
+package-dir = {"" = "src/main/python"}
+
+[tool.setuptools.packages.find]
+where = ["src/main/python"]
\ No newline at end of file
diff --git a/dvp/requirements.txt b/dvp/requirements.txt
deleted file mode 100644
index 822c250f0..000000000
--- a/dvp/requirements.txt
+++ /dev/null
@@ -1,7 +0,0 @@
-bump2version==1.0.1
-packaging==26.0
-pluggy==1.6.0
-pyparsing==3.3.2
-pytest==9.0.2
-six==1.17.0
-zipp==3.23.0
diff --git a/dvp/setup.cfg b/dvp/setup.cfg
deleted file mode 100644
index 3952a0c59..000000000
--- a/dvp/setup.cfg
+++ /dev/null
@@ -1,22 +0,0 @@
-#
-# Copyright (c) 2019, 2021 by Delphix. All rights reserved.
-#
-
-[metadata]
-metadata_version: 1.2
-author: Delphix
-author_email: virtualization-plugins@delphix.com
-home_page: https://developer.delphix.com
-summary: Delphix Virtualization Platform SDK
-long_description: file: README.md
-long_description_content_type: text/markdown
-keywords: virtualization plugin
-classifiers:
-    Development Status :: 5 - Production/Stable
-    Programming Language :: Python
-    Programming Language :: Python :: 3.11
-    License :: OSI Approved :: Apache Software License
-    Operating System :: OS Independent
-
-[options]
-requires_python: >=3.11, <3.12
diff --git a/dvp/setup.py b/dvp/setup.py
deleted file mode 100644
index bf0858f54..000000000
--- a/dvp/setup.py
+++ /dev/null
@@ -1,22 +0,0 @@
-import os
-import setuptools
-
-PYTHON_SRC = 'src/main/python'
-
-with open(os.path.join(PYTHON_SRC, 'dlpx/virtualization/VERSION')) as version_file:
-    version = version_file.read().strip()
-
-install_requires = [
-    "dvp-common == {}".format(version),
-    "dvp-libs == {}".format(version),
-    "dvp-platform == {}".format(version),
-    "dvp-tools == {}".format(version)
-]
-
-setuptools.setup(name='dvp',
-                 version=version,
-                 install_requires=install_requires,
-                 package_dir={'': PYTHON_SRC},
-                 packages=setuptools.find_packages(PYTHON_SRC),
-                 python_requires='>=3.11, <3.12',
-                 )
diff --git a/dvp/src/main/python/dlpx/__init__.py b/dvp/src/main/python/dlpx/__init__.py
index c7fd3fc15..2d4d83c5b 100644
--- a/dvp/src/main/python/dlpx/__init__.py
+++ b/dvp/src/main/python/dlpx/__init__.py
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2019 by Delphix. All rights reserved.
+# Copyright (c) 2019, 2026 by Delphix. All rights reserved.
 #
 
-__path__ = __import__('pkgutil').extend_path(__path__, __name__)
\ No newline at end of file
+__path__ = __import__('pkgutil').extend_path(__path__, __name__)
diff --git a/dvp/src/main/python/dlpx/virtualization/VERSION b/dvp/src/main/python/dlpx/virtualization/VERSION
deleted file mode 100644
index 831446cbd..000000000
--- a/dvp/src/main/python/dlpx/virtualization/VERSION
+++ /dev/null
@@ -1 +0,0 @@
-5.1.0
diff --git a/dvp/src/main/python/dlpx/virtualization/__init__.py b/dvp/src/main/python/dlpx/virtualization/__init__.py
index c7fd3fc15..2d4d83c5b 100644
--- a/dvp/src/main/python/dlpx/virtualization/__init__.py
+++ b/dvp/src/main/python/dlpx/virtualization/__init__.py
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2019 by Delphix. All rights reserved.
+# Copyright (c) 2019, 2026 by Delphix. All rights reserved.
 #
 
-__path__ = __import__('pkgutil').extend_path(__path__, __name__)
\ No newline at end of file
+__path__ = __import__('pkgutil').extend_path(__path__, __name__)
diff --git a/dvp/src/test/python/test_not_used.py b/dvp/src/test/python/test_not_used.py
index 1b3695339..62c77b159 100644
--- a/dvp/src/test/python/test_not_used.py
+++ b/dvp/src/test/python/test_not_used.py
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2019 by Delphix. All rights reserved.
+# Copyright (c) 2019, 2026 by Delphix. All rights reserved.
 #
 
 
@@ -8,4 +8,3 @@ def test_not_used():
     The build will fail if there are no tests. This is an empty package needed
     to tie together the other dvp packages so there's nothing to test.
     """
-
diff --git a/libs/LICENSE b/libs/LICENSE
index d64569567..3d63c06ad 100644
--- a/libs/LICENSE
+++ b/libs/LICENSE
@@ -187,7 +187,7 @@
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright [yyyy] [name of copyright owner]
+   Copyright 2026 Delphix Corp., a Perforce company.
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
diff --git a/libs/pyproject.toml b/libs/pyproject.toml
new file mode 100644
index 000000000..d6e57d143
--- /dev/null
+++ b/libs/pyproject.toml
@@ -0,0 +1,52 @@
+#
+# Copyright (c) 2026 by Delphix. All rights reserved.
+#
+
+[build-system]
+requires = ["setuptools>=77"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "dvp-libs"
+version = "5.1.0"
+description = "Delphix Virtualization Platform Libraries"
+readme = "README.md"
+requires-python = ">=3.11, <3.12"
+authors = [
+    {name = "Delphix", email = "virtualization-plugins@delphix.com"},
+]
+license = "Apache-2.0"
+license-files = ["LICENSE"]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3.11",
+    "Operating System :: OS Independent",
+]
+# dvp-common pin is kept in sync with [project].version via .bumpversion.cfg.
+dependencies = [
+    "dvp-api == 1.10.0.dev3",
+    "dvp-common == 5.1.0",
+    "six >= 1.17, < 1.18",
+]
+
+[project.optional-dependencies]
+dev = [
+    "bump2version == 1.0.1",
+    "mock == 5.2.0",
+    "packaging == 26.0",
+    "pluggy == 1.6.0",
+    "pyparsing == 3.3.2",
+    "pytest == 9.0.2",
+    "six == 1.17.0",
+    "zipp == 3.23.0",
+]
+
+[project.urls]
+Homepage = "https://developer.delphix.com"
+
+[tool.setuptools]
+package-dir = {"" = "src/main/python"}
+
+[tool.setuptools.packages.find]
+where = ["src/main/python"]
\ No newline at end of file
diff --git a/libs/requirements.txt b/libs/requirements.txt
deleted file mode 100644
index 8b37cc01e..000000000
--- a/libs/requirements.txt
+++ /dev/null
@@ -1,9 +0,0 @@
-./../common
-bump2version==1.0.1
-mock==5.2.0
-packaging==26.0
-pluggy==1.6.0
-pyparsing==3.3.2
-pytest==9.0.2
-six==1.17.0
-zipp==3.23.0
diff --git a/libs/setup.cfg b/libs/setup.cfg
deleted file mode 100644
index e934522dd..000000000
--- a/libs/setup.cfg
+++ /dev/null
@@ -1,21 +0,0 @@
-#
-# Copyright (c) 2019, 2022 by Delphix. All rights reserved.
-#
-
-[metadata]
-metadata_version: 1.2
-author: Delphix
-author_email: virtualization-plugins@delphix.com
-home_page: https://developer.delphix.com
-summary: Delphix Virtualization Platform Libraries
-long_description: file: README.md
-long_description_content_type: text/markdown
-classifiers:
-    Development Status :: 5 - Production/Stable
-    Programming Language :: Python
-    Programming Language :: Python :: 3.11
-    License :: OSI Approved :: Apache Software License
-    Operating System :: OS Independent
-
-[options]
-requires_python: >=3.11, <3.12
diff --git a/libs/setup.py b/libs/setup.py
deleted file mode 100644
index 4f69b7036..000000000
--- a/libs/setup.py
+++ /dev/null
@@ -1,21 +0,0 @@
-import os
-import setuptools
-
-PYTHON_SRC = 'src/main/python'
-
-with open(os.path.join(PYTHON_SRC, 'dlpx/virtualization/libs/VERSION')) as version_file:
-    version = version_file.read().strip()
-
-install_requires = [
-    "dvp-api == 1.10.0.dev0",
-    "dvp-common == {}".format(version),
-    "six >= 1.17, < 1.18",
-]
-
-setuptools.setup(name='dvp-libs',
-                 version=version,
-                 install_requires=install_requires,
-                 package_dir={'': PYTHON_SRC},
-                 packages=setuptools.find_packages(PYTHON_SRC),
-                 python_requires='>=3.11, <3.12',
-                 )
diff --git a/libs/src/main/python/dlpx/virtualization/libs/VERSION b/libs/src/main/python/dlpx/virtualization/libs/VERSION
deleted file mode 100644
index 831446cbd..000000000
--- a/libs/src/main/python/dlpx/virtualization/libs/VERSION
+++ /dev/null
@@ -1 +0,0 @@
-5.1.0
diff --git a/libs/src/test/python/dlpx/virtualization/_engine/__init__.py b/libs/src/test/python/dlpx/virtualization/_engine/__init__.py
index e69de29bb..f256b6144 100644
--- a/libs/src/test/python/dlpx/virtualization/_engine/__init__.py
+++ b/libs/src/test/python/dlpx/virtualization/_engine/__init__.py
@@ -0,0 +1,3 @@
+#
+# Copyright (c) 2026 by Delphix. All rights reserved.
+#
diff --git a/linkcheck-skip.txt b/linkcheck-skip.txt
index 58bb60b04..5f5e382a1 100644
--- a/linkcheck-skip.txt
+++ b/linkcheck-skip.txt
@@ -1,3 +1,6 @@
+#
+# Copyright (c) 2026 by Delphix. All rights reserved.
+#
 # URLs to skip when running linkcheck (https://github.com/filiph/linkcheck)
 # Skip certain external links
 fonts.gstatic.com
diff --git a/platform/LICENSE b/platform/LICENSE
index d64569567..3d63c06ad 100644
--- a/platform/LICENSE
+++ b/platform/LICENSE
@@ -187,7 +187,7 @@
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright [yyyy] [name of copyright owner]
+   Copyright 2026 Delphix Corp., a Perforce company.
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
diff --git a/platform/pyproject.toml b/platform/pyproject.toml
new file mode 100644
index 000000000..3c1daf5f7
--- /dev/null
+++ b/platform/pyproject.toml
@@ -0,0 +1,52 @@
+#
+# Copyright (c) 2026 by Delphix. All rights reserved.
+#
+
+[build-system]
+requires = ["setuptools>=77"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "dvp-platform"
+version = "5.1.0"
+description = "Delphix Virtualization Platform APIs"
+readme = "README.md"
+requires-python = ">=3.11, <3.12"
+authors = [
+    {name = "Delphix", email = "virtualization-plugins@delphix.com"},
+]
+license = "Apache-2.0"
+license-files = ["LICENSE"]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3.11",
+    "Operating System :: OS Independent",
+]
+# dvp-common pin is kept in sync with [project].version via .bumpversion.cfg.
+dependencies = [
+    "dvp-api == 1.10.0.dev3",
+    "dvp-common == 5.1.0",
+    "six >= 1.17, < 1.18",
+]
+
+[project.optional-dependencies]
+dev = [
+    "bump2version == 1.0.1",
+    "mock == 5.2.0",
+    "packaging == 26.0",
+    "pluggy == 1.6.0",
+    "pyparsing == 3.3.2",
+    "pytest == 9.0.2",
+    "six == 1.17.0",
+    "zipp == 3.23.0",
+]
+
+[project.urls]
+Homepage = "https://developer.delphix.com"
+
+[tool.setuptools]
+package-dir = {"" = "src/main/python"}
+
+[tool.setuptools.packages.find]
+where = ["src/main/python"]
\ No newline at end of file
diff --git a/platform/requirements.txt b/platform/requirements.txt
deleted file mode 100644
index 8b37cc01e..000000000
--- a/platform/requirements.txt
+++ /dev/null
@@ -1,9 +0,0 @@
-./../common
-bump2version==1.0.1
-mock==5.2.0
-packaging==26.0
-pluggy==1.6.0
-pyparsing==3.3.2
-pytest==9.0.2
-six==1.17.0
-zipp==3.23.0
diff --git a/platform/setup.cfg b/platform/setup.cfg
deleted file mode 100644
index 7194761aa..000000000
--- a/platform/setup.cfg
+++ /dev/null
@@ -1,21 +0,0 @@
-#
-# Copyright (c) 2019, 2022 by Delphix. All rights reserved.
-#
-
-[metadata]
-metadata_version: 1.2
-author: Delphix
-author_email: virtualization-plugins@delphix.com
-home_page: https://developer.delphix.com
-summary: Delphix Virtualization Platform APIs
-long_description: file: README.md
-long_description_content_type: text/markdown
-classifiers:
-    Development Status :: 5 - Production/Stable
-    Programming Language :: Python
-    Programming Language :: Python :: 3.11
-    License :: OSI Approved :: Apache Software License
-    Operating System :: OS Independent
-
-[options]
-requires_python: >=3.11, <3.12
diff --git a/platform/setup.py b/platform/setup.py
deleted file mode 100644
index 3377837b0..000000000
--- a/platform/setup.py
+++ /dev/null
@@ -1,21 +0,0 @@
-import os
-import setuptools
-
-PYTHON_SRC = 'src/main/python'
-
-with open(os.path.join(PYTHON_SRC, 'dlpx/virtualization/platform/VERSION')) as version_file:
-    version = version_file.read().strip()
-
-install_requires = [
-    "dvp-api == 1.10.0.dev0",
-    "dvp-common == {}".format(version),
-    "six >= 1.17, < 1.18",
-]
-
-setuptools.setup(name='dvp-platform',
-                 version=version,
-                 install_requires=install_requires,
-                 package_dir={'': PYTHON_SRC},
-                 packages=setuptools.find_packages(PYTHON_SRC),
-                 python_requires='>=3.11, <3.12',
-                 )
diff --git a/platform/src/main/python/dlpx/virtualization/platform/VERSION b/platform/src/main/python/dlpx/virtualization/platform/VERSION
deleted file mode 100644
index 831446cbd..000000000
--- a/platform/src/main/python/dlpx/virtualization/platform/VERSION
+++ /dev/null
@@ -1 +0,0 @@
-5.1.0
diff --git a/platform/src/test/python/dlpx/virtualization/fake_generated_definitions.py b/platform/src/test/python/dlpx/virtualization/fake_generated_definitions.py
index 9b5d087c4..0c770fc8f 100644
--- a/platform/src/test/python/dlpx/virtualization/fake_generated_definitions.py
+++ b/platform/src/test/python/dlpx/virtualization/fake_generated_definitions.py
@@ -1,3 +1,7 @@
+#
+# Copyright (c) 2026 by Delphix. All rights reserved.
+#
+
 import six
 
 
diff --git a/tools/LICENSE b/tools/LICENSE
index d64569567..3d63c06ad 100644
--- a/tools/LICENSE
+++ b/tools/LICENSE
@@ -187,7 +187,7 @@
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright [yyyy] [name of copyright owner]
+   Copyright 2026 Delphix Corp., a Perforce company.
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
diff --git a/tools/MANIFEST.in b/tools/MANIFEST.in
index a9138fbdb..3e4466998 100644
--- a/tools/MANIFEST.in
+++ b/tools/MANIFEST.in
@@ -11,4 +11,3 @@ recursive-include src/main/python/dlpx/virtualization/_internal/codegen/template
 recursive-include src/main/python/dlpx/virtualization/_internal/commands/plugin_template *
 recursive-include src/main/python/dlpx/virtualization/_internal/validation_schemas *
 recursive-include src/main/python *.cfg
-include src/main/python/dlpx/virtualization/_internal/VERSION
diff --git a/tools/pyproject.toml b/tools/pyproject.toml
new file mode 100644
index 000000000..1ee15107b
--- /dev/null
+++ b/tools/pyproject.toml
@@ -0,0 +1,89 @@
+#
+# Copyright (c) 2026 by Delphix. All rights reserved.
+#
+
+[build-system]
+requires = ["setuptools>=77"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "dvp-tools"
+version = "5.1.0"
+description = "Delphix Virtualization SDK Tools"
+readme = "README.md"
+requires-python = ">=3.11, <3.12"
+authors = [
+    {name = "Delphix", email = "virtualization-plugins@delphix.com"},
+]
+license = "Apache-2.0"
+license-files = ["LICENSE"]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3.11",
+    "Operating System :: OS Independent",
+]
+# Sibling-package pins (dvp-libs, dvp-platform) are kept in sync via .bumpversion.cfg.
+dependencies = [
+    "attrs >= 25.3, < 25.4",
+    "certifi >= 2024, < 2025",
+    "click == 7.1.2",
+    "click-configfile == 0.2.3",
+    "configparser >= 7.2, < 7.3",
+    "dvp-libs == 5.1.0",
+    "dvp-platform == 5.1.0",
+    "flake8 >= 7.3, < 7.4",
+    "httpretty >= 1.0, < 1.1",
+    "importlib-resources >= 6.5, < 6.6",
+    "jinja2 >= 3.1, < 3.2",
+    "jsonschema >= 4.25, < 4.26",
+    "MarkupSafe >= 3.0, < 3.1",
+    "pkgutil_resolve_name == 1.3.10",
+    "pyyaml >= 6, < 7",
+    "requests >= 2.32, < 2.33",
+    "six >= 1.17, < 1.18",
+    "zipp >= 3.23, < 3.24",
+]
+
+[project.optional-dependencies]
+dev = [
+    "bump2version == 1.0.1",
+    "coverage == 7.13.5",
+    "entrypoints == 0.4",
+    "flake8 == 7.3.0",
+    "httpretty == 1.0.5",
+    "isort == 8.0.1",
+    "mccabe == 0.7.0",
+    "mock == 5.2.0",
+    "more-itertools == 10.8.0",
+    "packaging == 26.0",
+    "pluggy == 1.6.0",
+    "pycodestyle == 2.14.0",
+    "pyflakes == 3.4.0",
+    "pyparsing == 3.3.2",
+    "pytest == 9.0.2",
+    "pytest-cov == 7.1.0",
+    "six == 1.17.0",
+    "yapf == 0.43.0",
+    "zipp == 3.23.0",
+]
+
+[project.urls]
+Homepage = "https://developer.delphix.com"
+
+[project.scripts]
+dvp = "dlpx.virtualization._internal.cli:delphix_sdk"
+
+[tool.setuptools]
+package-dir = {"" = "src/main/python"}
+include-package-data = true
+
+[tool.setuptools.packages.find]
+where = ["src/main/python"]
+
+[tool.coverage.run]
+source = ["src/main/python"]
+omit = [
+    "*/plugin_template/*",
+    "*.template",
+]
\ No newline at end of file
diff --git a/tools/requirements.txt b/tools/requirements.txt
deleted file mode 100644
index 5ba42cdb0..000000000
--- a/tools/requirements.txt
+++ /dev/null
@@ -1,22 +0,0 @@
-./../common
-./../libs
-./../platform
-bump2version==1.0.1
-coverage==7.13.5
-entrypoints==0.4
-flake8==7.3.0
-httpretty==1.0.5
-isort==8.0.1
-mccabe==0.7.0
-mock==5.2.0
-more-itertools==10.8.0
-packaging==26.0
-pluggy==1.6.0
-pycodestyle==2.14.0
-pyflakes==3.4.0
-pyparsing==3.3.2
-pytest-cov==7.1.0
-pytest==9.0.2
-six==1.17.0
-yapf==0.43.0
-zipp==3.23.0
diff --git a/tools/setup.cfg b/tools/setup.cfg
deleted file mode 100644
index d4c1bf049..000000000
--- a/tools/setup.cfg
+++ /dev/null
@@ -1,26 +0,0 @@
-#
-# Copyright (c) 2019, 2021 by Delphix. All rights reserved.
-#
-
-[metadata]
-metadata_version: 1.2
-author: Delphix
-author_email: virtualization-plugins@delphix.com
-home_page: https://developer.delphix.com
-summary: Delphix Virtualization SDK Tools
-long_description: file: README.md
-long_description_content_type: text/markdown
-classifiers:
-    Development Status :: 5 - Production/Stable
-    Programming Language :: Python
-    Programming Language :: Python :: 3.11
-    License :: OSI Approved :: Apache Software License
-    Operating System :: OS Independent
-
-[options]
-include_package_data = True
-requires_python: >=3.11, <3.12
-
-[options.entry_points]
-console_scripts =
-    dvp = dlpx.virtualization._internal.cli:delphix_sdk
diff --git a/tools/setup.py b/tools/setup.py
deleted file mode 100644
index d3eb0ed6c..000000000
--- a/tools/setup.py
+++ /dev/null
@@ -1,43 +0,0 @@
-import os
-import setuptools
-
-PYTHON_SRC = 'src/main/python'
-
-with open(os.path.join(PYTHON_SRC, 'dlpx/virtualization/_internal/VERSION')) as version_file:
-    version = version_file.read().strip()
-
-#
-# Update the dependency using below use cases
-# 1. Dependency version change does not break test cases or have code issues
-#   - Only update the maximum version (<).
-# 2. Dependency version changes break test cases or have code issues
-#   - Update the minimum as well as maximum version along with code changes.
-#
-install_requires = [
-    "attrs >= 25.3, < 25.4",
-    "certifi >= 2024, < 2025",
-    "click == 7.1.2",
-    "click-configfile == 0.2.3",
-    "configparser >= 7.2, < 7.3",
-    "dvp-libs == {}".format(version),
-    "dvp-platform == {}".format(version),
-    "flake8 >= 7.3, < 7.4",
-    "httpretty >= 1.0, < 1.1",
-    "importlib-resources >= 6.5, < 6.6",
-    "jinja2 >= 3.1, < 3.2",
-    "jsonschema >= 4.25, < 4.26",
-    "MarkupSafe >= 3.0, < 3.1",
-    "pkgutil_resolve_name == 1.3.10",
-    "pyyaml >= 6, < 7",
-    "requests >= 2.32, < 2.33",
-    "six >= 1.17, < 1.18",
-    "zipp >= 3.23, < 3.24",
-]
-
-setuptools.setup(name='dvp-tools',
-                 version=version,
-                 install_requires=install_requires,
-                 package_dir={'': PYTHON_SRC},
-                 packages=setuptools.find_packages(PYTHON_SRC),
-                 python_requires='>=3.11, <3.12',
-                 )
diff --git a/tools/src/main/python/dlpx/virtualization/_internal/VERSION b/tools/src/main/python/dlpx/virtualization/_internal/VERSION
deleted file mode 100644
index 831446cbd..000000000
--- a/tools/src/main/python/dlpx/virtualization/_internal/VERSION
+++ /dev/null
@@ -1 +0,0 @@
-5.1.0
diff --git a/tools/src/main/python/dlpx/virtualization/_internal/package_util.py b/tools/src/main/python/dlpx/virtualization/_internal/package_util.py
index b065a3807..ce2fee0b8 100644
--- a/tools/src/main/python/dlpx/virtualization/_internal/package_util.py
+++ b/tools/src/main/python/dlpx/virtualization/_internal/package_util.py
@@ -6,8 +6,11 @@
 import logging
 import os
 import re
+from importlib.metadata import PackageNotFoundError
+from importlib.metadata import version as _pkg_version
 
 from dlpx.virtualization import _internal as virtualization_internal
+from dlpx.virtualization._internal import exceptions
 from dlpx.virtualization.platform import util
 from six.moves import configparser
 
@@ -45,11 +48,12 @@ def _get_settings():
 
 @_run_once
 def get_version():
-    """Returns the version of the dlpx.virtualization._internal package."""
-    with open(os.path.join(get_internal_package_root(),
-                           'VERSION')) as version_file:
-        version = version_file.read().strip()
-    return version
+    """Returns the version of the installed dvp-tools package."""
+    try:
+        return _pkg_version("dvp-tools")
+    except PackageNotFoundError:
+        raise exceptions.UserError(
+            "dvp-tools is not installed. Run 'pip install dvp'.")
 
 
 def get_external_version_string(version_string):
diff --git a/tools/src/test/python/dlpx/virtualization/_internal/engine_version.cfg b/tools/src/test/python/dlpx/virtualization/_internal/engine_version.cfg
index a3b69e2eb..b90466307 100644
--- a/tools/src/test/python/dlpx/virtualization/_internal/engine_version.cfg
+++ b/tools/src/test/python/dlpx/virtualization/_internal/engine_version.cfg
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2022 by Delphix. All rights reserved.
+# Copyright (c) 2026 by Delphix. All rights reserved.
 #
 
 #
diff --git a/tools/src/test/python/dlpx/virtualization/_internal/test_cli.py b/tools/src/test/python/dlpx/virtualization/_internal/test_cli.py
index 49c673bf9..2ec8ad0b6 100644
--- a/tools/src/test/python/dlpx/virtualization/_internal/test_cli.py
+++ b/tools/src/test/python/dlpx/virtualization/_internal/test_cli.py
@@ -198,12 +198,17 @@ def test_empty_root_dir(plugin_name):
         assert "Invalid value for '-r'" in result.output
 
     @staticmethod
-    def test_name_required():
+    @mock.patch('dlpx.virtualization._internal.commands.initialize.init')
+    def test_name_optional(mock_init):
+        # --plugin-name is optional (PYT-536); when omitted, the plugin id
+        # (auto-generated UUID) is used as the display name.
         runner = click_testing.CliRunner()
 
         result = runner.invoke(cli.delphix_sdk, ['init'])
 
-        assert result.exit_code != 0
+        assert result.exit_code == 0, 'Output: {}'.format(result.output)
+        mock_init.assert_called_once_with(os.getcwd(), const.DIRECT_TYPE,
+                                          None, const.UNIX_HOST_TYPE)
 
     @staticmethod
     def test_multiple_host_types():