diff --git a/.github/workflows/pull_request.yml b/.github/workflows/pull_request.yml
new file mode 100644
index 00000000..0b6b0c61
--- /dev/null
+++ b/.github/workflows/pull_request.yml
@@ -0,0 +1,45 @@
+name: PR
+
+on:
+    pull_request:
+      types: [opened, reopened, synchronize]
+
+jobs:
+    soundness:
+        name: Soundness
+        uses: apple/swift-nio/.github/workflows/soundness.yml@main
+        with:
+            # These are set to false to stage this in with the old CI.
+            # A follow-up PR will cut them over.
+            api_breakage_check_enabled: false
+            broken_symlink_check_enabled: false
+            docs_check_enabled: false
+            format_check_enabled: false
+            license_header_check_enabled: false
+            license_header_check_project_name: "SwiftOpenAPIGenerator"
+            shell_check_enabled: false
+            unacceptable_language_check_enabled: false
+
+    unit-tests:
+        name: Unit tests
+        uses: apple/swift-nio/.github/workflows/unit_tests.yml@main
+        with:
+            linux_5_8_enabled: false
+            linux_5_9_arguments_override: "--explicit-target-dependency-import-check error"
+            linux_5_10_arguments_override: "--explicit-target-dependency-import-check error"
+            linux_nightly_6_0_arguments_override: "--explicit-target-dependency-import-check error"
+            linux_nightly_main_enabled: false
+
+    integration-test:
+        name: Integration test
+        uses: apple/swift-nio/.github/workflows/swift_matrix.yml@main
+        with:
+            name: "Integration test"
+            matrix_linux_command: "apt-get update -yq && apt-get install -yq jq && ./scripts/run-integration-test.sh"
+            matrix_linux_5_8_enabled: false
+            matrix_linux_nightly_main_enabled: false
+
+    swift-6-language-mode:
+        name: Swift 6 Language Mode
+        uses: apple/swift-nio/.github/workflows/swift_6_language_mode.yml@main
+        if: false  # Disabled for now.
diff --git a/.github/workflows/scheduled.yml b/.github/workflows/scheduled.yml
new file mode 100644
index 00000000..cb5f46df
--- /dev/null
+++ b/.github/workflows/scheduled.yml
@@ -0,0 +1,32 @@
+name: Scheduled
+
+on:
+    schedule:
+        - cron: "0 8,20 * * *"
+
+jobs:
+    unit-tests:
+        name: Unit tests
+        uses: apple/swift-nio/.github/workflows/unit_tests.yml@main
+        with:
+            linux_5_8_enabled: false
+            linux_5_9_arguments_override: "--explicit-target-dependency-import-check error"
+            linux_5_10_arguments_override: "--explicit-target-dependency-import-check error"
+            linux_nightly_6_0_arguments_override: "--explicit-target-dependency-import-check error"
+            linux_nightly_main_arguments_override: "--explicit-target-dependency-import-check error"
+
+    integration-test:
+        name: Integration test
+        uses: apple/swift-nio/.github/workflows/swift_matrix.yml@main
+        with:
+            name: "Integration test"
+            matrix_linux_command: "apt-get update -yq && apt-get install -yq jq && ./scripts/run-integration-test.sh"
+            matrix_linux_5_8_enabled: false
+
+    example-packages:
+        name: Example packages
+        uses: apple/swift-nio/.github/workflows/swift_matrix.yml@main
+        with:
+            name: "Example packages"
+            matrix_linux_command: "./scripts/test-examples.sh"
+            matrix_linux_5_8_enabled: false
diff --git a/.licenseignore b/.licenseignore
new file mode 100644
index 00000000..9939e1f8
--- /dev/null
+++ b/.licenseignore
@@ -0,0 +1,9 @@
+.gitignore
+.licenseignore
+.swiftformatignore
+.spi.yml
+.swift-format
+.github/
+**.md
+**.txt
+Package.swift
diff --git a/.swiftformatignore b/.swiftformatignore
new file mode 100644
index 00000000..4308420a
--- /dev/null
+++ b/.swiftformatignore
@@ -0,0 +1 @@
+Package.swift
diff --git a/scripts/check-for-breaking-api-changes.sh b/scripts/check-for-breaking-api-changes.sh
index d2ce9812..b8b5b373 100755
--- a/scripts/check-for-breaking-api-changes.sh
+++ b/scripts/check-for-breaking-api-changes.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/bin/bash
 ##===----------------------------------------------------------------------===##
 ##
 ## This source file is part of the SwiftOpenAPIGenerator open source project
diff --git a/scripts/check-for-broken-symlinks.sh b/scripts/check-for-broken-symlinks.sh
index 4df8c92b..82cadb49 100644
--- a/scripts/check-for-broken-symlinks.sh
+++ b/scripts/check-for-broken-symlinks.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/bin/bash
 ##===----------------------------------------------------------------------===##
 ##
 ## This source file is part of the SwiftOpenAPIGenerator open source project
diff --git a/scripts/check-for-docc-warnings.sh b/scripts/check-for-docc-warnings.sh
index 88215d49..b9453355 100644
--- a/scripts/check-for-docc-warnings.sh
+++ b/scripts/check-for-docc-warnings.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/bin/bash
 ##===----------------------------------------------------------------------===##
 ##
 ## This source file is part of the SwiftOpenAPIGenerator open source project
diff --git a/scripts/check-for-unacceptable-language.sh b/scripts/check-for-unacceptable-language.sh
index 94f79dfc..759afa66 100644
--- a/scripts/check-for-unacceptable-language.sh
+++ b/scripts/check-for-unacceptable-language.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/bin/bash
 ##===----------------------------------------------------------------------===##
 ##
 ## This source file is part of the SwiftOpenAPIGenerator open source project
diff --git a/scripts/check-license-headers.sh b/scripts/check-license-headers.sh
index f4d2ae3d..308531f8 100644
--- a/scripts/check-license-headers.sh
+++ b/scripts/check-license-headers.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/bin/bash
 ##===----------------------------------------------------------------------===##
 ##
 ## This source file is part of the SwiftOpenAPIGenerator open source project
@@ -51,6 +51,8 @@ read -ra PATHS_TO_CHECK_FOR_LICENSE <<< "$( \
   ":(exclude)Package.swift" \
   ":(exclude)README.md" \
   ":(exclude)SECURITY.md" \
+  ":(exclude).licenseignore" \
+  ":(exclude).swiftformatignore" \
   ":(exclude)scripts/unacceptable-language.txt" \
   ":(exclude)docker/*" \
   ":(exclude)**/*.docc/*" \
@@ -64,7 +66,7 @@ for FILE_PATH in "${PATHS_TO_CHECK_FOR_LICENSE[@]}"; do
   case "${FILE_EXTENSION}" in
     swift) EXPECTED_FILE_HEADER=$(sed -e 's|@@|//|g' <<<"${EXPECTED_FILE_HEADER_TEMPLATE}") ;;
     yml) EXPECTED_FILE_HEADER=$(sed -e 's|@@|##|g' <<<"${EXPECTED_FILE_HEADER_TEMPLATE}") ;;
-    sh) EXPECTED_FILE_HEADER=$(cat <(echo '#!/usr/bin/env bash') <(sed -e 's|@@|##|g' <<<"${EXPECTED_FILE_HEADER_TEMPLATE}")) ;;
+    sh) EXPECTED_FILE_HEADER=$(cat <(echo '#!/bin/bash') <(sed -e 's|@@|##|g' <<<"${EXPECTED_FILE_HEADER_TEMPLATE}")) ;;
     *) fatal "Unsupported file extension for file (exclude or update this script): ${FILE_PATH}" ;;
   esac
   EXPECTED_FILE_HEADER_LINECOUNT=$(wc -l <<<"${EXPECTED_FILE_HEADER}")
diff --git a/scripts/generate-contributors-list.sh b/scripts/generate-contributors-list.sh
index 99f072e0..f9a33089 100644
--- a/scripts/generate-contributors-list.sh
+++ b/scripts/generate-contributors-list.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/bin/bash
 ##===----------------------------------------------------------------------===##
 ##
 ## This source file is part of the SwiftOpenAPIGenerator open source project
diff --git a/scripts/run-integration-test.sh b/scripts/run-integration-test.sh
old mode 100644
new mode 100755
index 8042f9a8..61378588
--- a/scripts/run-integration-test.sh
+++ b/scripts/run-integration-test.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/bin/bash
 ##===----------------------------------------------------------------------===##
 ##
 ## This source file is part of the SwiftOpenAPIGenerator open source project
@@ -24,7 +24,7 @@ JQ_BIN=${JQ_BIN:-$(command -v jq)} || fatal "JQ_BIN unset and no jq on PATH"
 
 CURRENT_SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 REPO_ROOT="$(git -C "${CURRENT_SCRIPT_DIR}" rev-parse --show-toplevel)"
-TMP_DIR=$(mktemp -d "${PWD}/tmp.$(basename "$0").XXXXXXXXXX.noindex")
+TMP_DIR=$(/usr/bin/mktemp -d -p "${TMPDIR-/tmp}" "$(basename "$0").XXXXXXXXXX")
 
 PACKAGE_PATH=${PACKAGE_PATH:-${REPO_ROOT}}
 
@@ -43,6 +43,6 @@ swift package --package-path "${INTEGRATION_TEST_PACKAGE_PATH}" \
     edit "${PACKAGE_NAME}" --path "${PACKAGE_PATH}"
 
 log "Building integration test package: ${INTEGRATION_TEST_PACKAGE_PATH}"
-swift build --package-path "${INTEGRATION_TEST_PACKAGE_PATH}" -Xswiftc -strict-concurrency=complete
+swift build --package-path "${INTEGRATION_TEST_PACKAGE_PATH}"
 
 log "✅ Successfully built integration test package."
diff --git a/scripts/run-swift-format.sh b/scripts/run-swift-format.sh
index eefa5850..145b2403 100755
--- a/scripts/run-swift-format.sh
+++ b/scripts/run-swift-format.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/bin/bash
 ##===----------------------------------------------------------------------===##
 ##
 ## This source file is part of the SwiftOpenAPIGenerator open source project
diff --git a/scripts/soundness.sh b/scripts/soundness.sh
index 45ee0f30..2d15984c 100755
--- a/scripts/soundness.sh
+++ b/scripts/soundness.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/bin/bash
 ##===----------------------------------------------------------------------===##
 ##
 ## This source file is part of the SwiftOpenAPIGenerator open source project