diff --git a/Formula/dartsim@6.10.0.rb b/Formula/dartsim@6.10.0.rb
index f5743e586..3a86ae41c 100644
--- a/Formula/dartsim@6.10.0.rb
+++ b/Formula/dartsim@6.10.0.rb
@@ -18,7 +18,7 @@ class DartsimAT6100 < Formula
   keg_only "open robotics fork of dart HEAD + custom changes"
 
   depends_on "cmake" => :build
-  depends_on "pkg-config" => :build
+  depends_on "pkgconf" => :build
   depends_on "assimp"
   depends_on "boost"
   depends_on "bullet"
diff --git a/Formula/gazebo11.rb b/Formula/gazebo11.rb
index aa27babcf..0417d07b3 100644
--- a/Formula/gazebo11.rb
+++ b/Formula/gazebo11.rb
@@ -14,7 +14,7 @@ class Gazebo11 < Formula
   end
 
   depends_on "cmake" => :build
-  depends_on "pkg-config" => :build
+  depends_on "pkgconf" => :build
 
   depends_on "boost"
   depends_on "bullet"
diff --git a/Formula/gazebo9.rb b/Formula/gazebo9.rb
index 38b30e156..877882e2a 100644
--- a/Formula/gazebo9.rb
+++ b/Formula/gazebo9.rb
@@ -12,7 +12,7 @@ class Gazebo9 < Formula
   deprecate! date: "2023-01-25", because: "is past end-of-life date"
 
   depends_on "cmake" => :build
-  depends_on "pkg-config" => :build
+  depends_on "pkgconf" => :build
 
   depends_on "boost"
   depends_on "bullet"
diff --git a/Formula/gz-cmake3.rb b/Formula/gz-cmake3.rb
index 8c853c1c1..2598d40d3 100644
--- a/Formula/gz-cmake3.rb
+++ b/Formula/gz-cmake3.rb
@@ -15,7 +15,7 @@ class GzCmake3 < Formula
   end
 
   depends_on "cmake"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
 
   def install
     cmake_args = std_cmake_args
diff --git a/Formula/gz-cmake4.rb b/Formula/gz-cmake4.rb
index ead011369..b48de3c76 100644
--- a/Formula/gz-cmake4.rb
+++ b/Formula/gz-cmake4.rb
@@ -14,7 +14,7 @@ class GzCmake4 < Formula
   end
 
   depends_on "cmake"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
 
   def install
     cmake_args = std_cmake_args
diff --git a/Formula/gz-common5.rb b/Formula/gz-common5.rb
index c876d99e7..189164d42 100644
--- a/Formula/gz-common5.rb
+++ b/Formula/gz-common5.rb
@@ -24,7 +24,7 @@ class GzCommon5 < Formula
   depends_on "gz-utils2"
   depends_on macos: :high_sierra # c++17
   depends_on "ossp-uuid"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "tinyxml2"
 
   def install
diff --git a/Formula/gz-common6.rb b/Formula/gz-common6.rb
index a97ecaf4d..ce34c9602 100644
--- a/Formula/gz-common6.rb
+++ b/Formula/gz-common6.rb
@@ -24,7 +24,7 @@ class GzCommon6 < Formula
   depends_on "gz-utils3"
   depends_on macos: :high_sierra # c++17
   depends_on "ossp-uuid"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "spdlog"
   depends_on "tinyxml2"
 
diff --git a/Formula/gz-fuel-tools10.rb b/Formula/gz-fuel-tools10.rb
index 42002322d..c82e3ac6c 100644
--- a/Formula/gz-fuel-tools10.rb
+++ b/Formula/gz-fuel-tools10.rb
@@ -25,7 +25,7 @@ class GzFuelTools10 < Formula
   depends_on "libyaml"
   depends_on "libzip"
   depends_on macos: :high_sierra # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "tinyxml2"
 
diff --git a/Formula/gz-fuel-tools8.rb b/Formula/gz-fuel-tools8.rb
index 64682fb65..0c2f94af8 100644
--- a/Formula/gz-fuel-tools8.rb
+++ b/Formula/gz-fuel-tools8.rb
@@ -27,7 +27,7 @@ class GzFuelTools8 < Formula
   depends_on "libyaml"
   depends_on "libzip"
   depends_on macos: :high_sierra # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "tinyxml2"
 
diff --git a/Formula/gz-fuel-tools9.rb b/Formula/gz-fuel-tools9.rb
index 602b1039d..51e2cd937 100644
--- a/Formula/gz-fuel-tools9.rb
+++ b/Formula/gz-fuel-tools9.rb
@@ -25,7 +25,7 @@ class GzFuelTools9 < Formula
   depends_on "libyaml"
   depends_on "libzip"
   depends_on macos: :high_sierra # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "tinyxml2"
 
diff --git a/Formula/gz-garden.rb b/Formula/gz-garden.rb
index 0d0b998e4..29fa234d4 100644
--- a/Formula/gz-garden.rb
+++ b/Formula/gz-garden.rb
@@ -30,7 +30,7 @@ class GzGarden < Formula
   depends_on "gz-transport12"
   depends_on "gz-utils2"
   depends_on macos: :mojave # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "sdformat13"
 
   def install
diff --git a/Formula/gz-gui7.rb b/Formula/gz-gui7.rb
index b6b06b03b..a17381314 100644
--- a/Formula/gz-gui7.rb
+++ b/Formula/gz-gui7.rb
@@ -17,7 +17,7 @@ class GzGui7 < Formula
   deprecate! date: "2024-09-30", because: "is past end-of-life date"
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
   depends_on "abseil"
   depends_on "gz-cmake3"
   depends_on "gz-common5"
diff --git a/Formula/gz-gui8.rb b/Formula/gz-gui8.rb
index 9493ab4aa..96c32470b 100644
--- a/Formula/gz-gui8.rb
+++ b/Formula/gz-gui8.rb
@@ -15,7 +15,7 @@ class GzGui8 < Formula
   end
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
   depends_on "abseil"
   depends_on "gz-cmake3"
   depends_on "gz-common5"
diff --git a/Formula/gz-gui9.rb b/Formula/gz-gui9.rb
index 6912ab849..c41c902c9 100644
--- a/Formula/gz-gui9.rb
+++ b/Formula/gz-gui9.rb
@@ -15,7 +15,7 @@ class GzGui9 < Formula
   end
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
   depends_on "abseil"
   depends_on "gz-cmake4"
   depends_on "gz-common6"
diff --git a/Formula/gz-harmonic.rb b/Formula/gz-harmonic.rb
index c635494b3..f3d45fdd6 100644
--- a/Formula/gz-harmonic.rb
+++ b/Formula/gz-harmonic.rb
@@ -27,7 +27,7 @@ class GzHarmonic < Formula
   depends_on "gz-tools2"
   depends_on "gz-transport13"
   depends_on "gz-utils2"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "sdformat14"
 
   def install
diff --git a/Formula/gz-ionic.rb b/Formula/gz-ionic.rb
index 09b7f2858..bcd043259 100644
--- a/Formula/gz-ionic.rb
+++ b/Formula/gz-ionic.rb
@@ -27,7 +27,7 @@ class GzIonic < Formula
   depends_on "gz-tools2"
   depends_on "gz-transport14"
   depends_on "gz-utils3"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "sdformat15"
 
   def install
diff --git a/Formula/gz-launch6.rb b/Formula/gz-launch6.rb
index c8be5f6d9..bd57dedbe 100644
--- a/Formula/gz-launch6.rb
+++ b/Formula/gz-launch6.rb
@@ -16,7 +16,7 @@ class GzLaunch6 < Formula
   deprecate! date: "2024-09-30", because: "is past end-of-life date"
 
   depends_on "cmake" => :build
-  depends_on "pkg-config" => :build
+  depends_on "pkgconf" => :build
 
   depends_on "abseil"
   depends_on "ffmpeg"
diff --git a/Formula/gz-launch7.rb b/Formula/gz-launch7.rb
index b257800b1..e7570bb53 100644
--- a/Formula/gz-launch7.rb
+++ b/Formula/gz-launch7.rb
@@ -9,7 +9,7 @@ class GzLaunch7 < Formula
   head "https://github.com/gazebosim/gz-launch.git", branch: "gz-launch7"
 
   depends_on "cmake" => :build
-  depends_on "pkg-config" => :build
+  depends_on "pkgconf" => :build
 
   depends_on "abseil"
   depends_on "ffmpeg"
diff --git a/Formula/gz-launch8.rb b/Formula/gz-launch8.rb
index c66311db8..9e2fb10a9 100644
--- a/Formula/gz-launch8.rb
+++ b/Formula/gz-launch8.rb
@@ -9,7 +9,7 @@ class GzLaunch8 < Formula
   head "https://github.com/gazebosim/gz-launch.git", branch: "gz-launch8"
 
   depends_on "cmake" => :build
-  depends_on "pkg-config" => :build
+  depends_on "pkgconf" => :build
 
   depends_on "abseil"
   depends_on "ffmpeg"
diff --git a/Formula/gz-math7.rb b/Formula/gz-math7.rb
index d8d326335..c4de7f9e8 100644
--- a/Formula/gz-math7.rb
+++ b/Formula/gz-math7.rb
@@ -19,7 +19,7 @@ class GzMath7 < Formula
   depends_on "pybind11" => :build
   depends_on "python@3.12" => [:build, :test]
   depends_on "python@3.13" => [:build, :test]
-  depends_on "pkg-config" => :test
+  depends_on "pkgconf" => :test
   depends_on "eigen"
   depends_on "gz-cmake3"
   depends_on "gz-utils2"
diff --git a/Formula/gz-math8.rb b/Formula/gz-math8.rb
index ccddf7313..327e1339a 100644
--- a/Formula/gz-math8.rb
+++ b/Formula/gz-math8.rb
@@ -19,7 +19,7 @@ class GzMath8 < Formula
   depends_on "pybind11" => :build
   depends_on "python@3.12" => [:build, :test]
   depends_on "python@3.13" => [:build, :test]
-  depends_on "pkg-config" => :test
+  depends_on "pkgconf" => :test
   depends_on "eigen"
   depends_on "gz-cmake4"
   depends_on "gz-utils3"
diff --git a/Formula/gz-msgs10.rb b/Formula/gz-msgs10.rb
index 1e2d48cca..56af0c39b 100644
--- a/Formula/gz-msgs10.rb
+++ b/Formula/gz-msgs10.rb
@@ -22,7 +22,7 @@ class GzMsgs10 < Formula
   depends_on "gz-tools2"
   depends_on "gz-utils2"
   depends_on macos: :high_sierra # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "tinyxml2"
 
diff --git a/Formula/gz-msgs11.rb b/Formula/gz-msgs11.rb
index f93628dcf..ab60cb317 100644
--- a/Formula/gz-msgs11.rb
+++ b/Formula/gz-msgs11.rb
@@ -23,7 +23,7 @@ class GzMsgs11 < Formula
   depends_on "gz-tools2"
   depends_on "gz-utils3"
   depends_on macos: :high_sierra # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "tinyxml2"
 
diff --git a/Formula/gz-msgs9.rb b/Formula/gz-msgs9.rb
index dfa56cae0..fab6f9a76 100644
--- a/Formula/gz-msgs9.rb
+++ b/Formula/gz-msgs9.rb
@@ -22,7 +22,7 @@ class GzMsgs9 < Formula
   depends_on "gz-tools2"
   depends_on "gz-utils2"
   depends_on macos: :high_sierra # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "tinyxml2"
 
diff --git a/Formula/gz-physics6.rb b/Formula/gz-physics6.rb
index 7f1543bf0..e5460735b 100644
--- a/Formula/gz-physics6.rb
+++ b/Formula/gz-physics6.rb
@@ -28,7 +28,7 @@ class GzPhysics6 < Formula
   depends_on "gz-plugin2"
   depends_on "gz-utils2"
   depends_on macos: :mojave # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "sdformat13"
   depends_on "tinyxml2"
   depends_on "urdfdom"
diff --git a/Formula/gz-physics7.rb b/Formula/gz-physics7.rb
index 3858ba735..635a83c12 100644
--- a/Formula/gz-physics7.rb
+++ b/Formula/gz-physics7.rb
@@ -26,7 +26,7 @@ class GzPhysics7 < Formula
   depends_on "gz-plugin2"
   depends_on "gz-utils2"
   depends_on macos: :mojave # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "sdformat14"
   depends_on "tinyxml2"
   depends_on "urdfdom"
diff --git a/Formula/gz-physics8.rb b/Formula/gz-physics8.rb
index c29fef2d3..c42010767 100644
--- a/Formula/gz-physics8.rb
+++ b/Formula/gz-physics8.rb
@@ -25,7 +25,7 @@ class GzPhysics8 < Formula
   depends_on "gz-plugin3"
   depends_on "gz-utils3"
   depends_on macos: :mojave # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "sdformat15"
   depends_on "tinyxml2"
   depends_on "urdfdom"
diff --git a/Formula/gz-plugin2.rb b/Formula/gz-plugin2.rb
index 4fc3fe35e..676fc5dd3 100644
--- a/Formula/gz-plugin2.rb
+++ b/Formula/gz-plugin2.rb
@@ -19,7 +19,7 @@ class GzPlugin2 < Formula
   depends_on "gz-tools2"
   depends_on "gz-utils2"
   depends_on macos: :high_sierra # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
 
   def install
     rpaths = [
diff --git a/Formula/gz-plugin3.rb b/Formula/gz-plugin3.rb
index 7dcc7bbff..f4321c385 100644
--- a/Formula/gz-plugin3.rb
+++ b/Formula/gz-plugin3.rb
@@ -19,7 +19,7 @@ class GzPlugin3 < Formula
   depends_on "gz-tools2"
   depends_on "gz-utils3"
   depends_on macos: :high_sierra # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
 
   def install
     rpaths = [
diff --git a/Formula/gz-rendering7.rb b/Formula/gz-rendering7.rb
index cd797d9ba..b3ba911d1 100644
--- a/Formula/gz-rendering7.rb
+++ b/Formula/gz-rendering7.rb
@@ -16,7 +16,7 @@ class GzRendering7 < Formula
   deprecate! date: "2024-09-30", because: "is past end-of-life date"
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
 
   depends_on "freeimage"
   depends_on "gz-cmake3"
diff --git a/Formula/gz-rendering8.rb b/Formula/gz-rendering8.rb
index ff3a8a04b..d1f8054aa 100644
--- a/Formula/gz-rendering8.rb
+++ b/Formula/gz-rendering8.rb
@@ -14,7 +14,7 @@ class GzRendering8 < Formula
   end
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
 
   depends_on "freeimage"
   depends_on "gz-cmake3"
diff --git a/Formula/gz-rendering9.rb b/Formula/gz-rendering9.rb
index fda810d8c..11b43760b 100644
--- a/Formula/gz-rendering9.rb
+++ b/Formula/gz-rendering9.rb
@@ -15,7 +15,7 @@ class GzRendering9 < Formula
   end
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
 
   depends_on "freeimage"
   depends_on "gz-cmake4"
diff --git a/Formula/gz-sensors7.rb b/Formula/gz-sensors7.rb
index a19a88ba1..226303972 100644
--- a/Formula/gz-sensors7.rb
+++ b/Formula/gz-sensors7.rb
@@ -16,7 +16,7 @@ class GzSensors7 < Formula
   deprecate! date: "2024-09-30", because: "is past end-of-life date"
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
 
   depends_on "abseil"
   depends_on "gz-cmake3"
diff --git a/Formula/gz-sensors8.rb b/Formula/gz-sensors8.rb
index e1b85e56e..1eea515ff 100644
--- a/Formula/gz-sensors8.rb
+++ b/Formula/gz-sensors8.rb
@@ -15,7 +15,7 @@ class GzSensors8 < Formula
   end
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
 
   depends_on "abseil"
   depends_on "gz-cmake3"
diff --git a/Formula/gz-sensors9.rb b/Formula/gz-sensors9.rb
index 45f498b13..9968f400d 100644
--- a/Formula/gz-sensors9.rb
+++ b/Formula/gz-sensors9.rb
@@ -15,7 +15,7 @@ class GzSensors9 < Formula
   end
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
 
   depends_on "abseil"
   depends_on "gz-cmake4"
diff --git a/Formula/gz-sim7.rb b/Formula/gz-sim7.rb
index 121c4c850..f1afcca6a 100644
--- a/Formula/gz-sim7.rb
+++ b/Formula/gz-sim7.rb
@@ -36,7 +36,7 @@ class GzSim7 < Formula
   depends_on "gz-transport12"
   depends_on "gz-utils2"
   depends_on macos: :mojave # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "python@3.13"
   depends_on "qt@5"
diff --git a/Formula/gz-sim8.rb b/Formula/gz-sim8.rb
index 642ed0a51..9afb18bdd 100644
--- a/Formula/gz-sim8.rb
+++ b/Formula/gz-sim8.rb
@@ -27,7 +27,7 @@ class GzSim8 < Formula
   depends_on "gz-transport13"
   depends_on "gz-utils2"
   depends_on macos: :mojave # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "python@3.12"
   depends_on "qt@5"
diff --git a/Formula/gz-sim9.rb b/Formula/gz-sim9.rb
index c3f5ce850..62af51964 100644
--- a/Formula/gz-sim9.rb
+++ b/Formula/gz-sim9.rb
@@ -28,7 +28,7 @@ class GzSim9 < Formula
   depends_on "gz-transport14"
   depends_on "gz-utils3"
   depends_on macos: :mojave # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "python@3.12"
   depends_on "qt@5"
diff --git a/Formula/gz-transport12.rb b/Formula/gz-transport12.rb
index 5b27a55a1..b9aac469b 100644
--- a/Formula/gz-transport12.rb
+++ b/Formula/gz-transport12.rb
@@ -27,7 +27,7 @@ class GzTransport12 < Formula
   depends_on "gz-utils2"
   depends_on macos: :mojave # c++17
   depends_on "ossp-uuid"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "sqlite"
   depends_on "tinyxml2"
diff --git a/Formula/gz-transport13.rb b/Formula/gz-transport13.rb
index 35fbaa914..61236b1e7 100644
--- a/Formula/gz-transport13.rb
+++ b/Formula/gz-transport13.rb
@@ -29,7 +29,7 @@ class GzTransport13 < Formula
   depends_on "gz-utils2"
   depends_on macos: :mojave # c++17
   depends_on "ossp-uuid"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "sqlite"
   depends_on "tinyxml2"
diff --git a/Formula/gz-transport14.rb b/Formula/gz-transport14.rb
index df638ec4b..071b40ccd 100644
--- a/Formula/gz-transport14.rb
+++ b/Formula/gz-transport14.rb
@@ -29,7 +29,7 @@ class GzTransport14 < Formula
   depends_on "gz-utils3"
   depends_on macos: :mojave # c++17
   depends_on "ossp-uuid"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "sqlite"
   depends_on "tinyxml2"
diff --git a/Formula/gz-utils2.rb b/Formula/gz-utils2.rb
index bebaca069..87eb95526 100644
--- a/Formula/gz-utils2.rb
+++ b/Formula/gz-utils2.rb
@@ -15,7 +15,7 @@ class GzUtils2 < Formula
   end
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
   depends_on "gz-cmake3"
 
   def install
diff --git a/Formula/gz-utils3.rb b/Formula/gz-utils3.rb
index 2fbd31ce9..1838368dc 100644
--- a/Formula/gz-utils3.rb
+++ b/Formula/gz-utils3.rb
@@ -13,7 +13,7 @@ class GzUtils3 < Formula
   end
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
   depends_on "gz-cmake4"
   depends_on "spdlog"
 
diff --git a/Formula/ignition-citadel.rb b/Formula/ignition-citadel.rb
index e3eca8997..03269d364 100644
--- a/Formula/ignition-citadel.rb
+++ b/Formula/ignition-citadel.rb
@@ -30,7 +30,7 @@ class IgnitionCitadel < Formula
   depends_on "ignition-tools"
   depends_on "ignition-transport8"
   depends_on macos: :mojave # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "python@3.11"
   depends_on "sdformat9"
 
diff --git a/Formula/ignition-cmake2.rb b/Formula/ignition-cmake2.rb
index 6d363c412..2e1288409 100644
--- a/Formula/ignition-cmake2.rb
+++ b/Formula/ignition-cmake2.rb
@@ -15,7 +15,7 @@ class IgnitionCmake2 < Formula
   end
 
   depends_on "cmake"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
 
   def install
     cmake_args = std_cmake_args
diff --git a/Formula/ignition-common1.rb b/Formula/ignition-common1.rb
index 5bd700d4b..fd5792ed0 100644
--- a/Formula/ignition-common1.rb
+++ b/Formula/ignition-common1.rb
@@ -17,7 +17,7 @@ class IgnitionCommon1 < Formula
   depends_on "gts"
   depends_on "ignition-math4"
   depends_on "ossp-uuid"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "tinyxml2"
 
   def install
diff --git a/Formula/ignition-common3.rb b/Formula/ignition-common3.rb
index 52115f609..e2cd9fbc5 100644
--- a/Formula/ignition-common3.rb
+++ b/Formula/ignition-common3.rb
@@ -23,7 +23,7 @@ class IgnitionCommon3 < Formula
   depends_on "ignition-math6"
   depends_on macos: :high_sierra # c++17
   depends_on "ossp-uuid"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "tinyxml2"
 
   def install
diff --git a/Formula/ignition-common4.rb b/Formula/ignition-common4.rb
index 7a1ffbc7b..e2db7c0f6 100644
--- a/Formula/ignition-common4.rb
+++ b/Formula/ignition-common4.rb
@@ -24,7 +24,7 @@ class IgnitionCommon4 < Formula
   depends_on "ignition-utils1"
   depends_on macos: :high_sierra # c++17
   depends_on "ossp-uuid"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "tinyxml2"
 
   def install
diff --git a/Formula/ignition-fortress.rb b/Formula/ignition-fortress.rb
index c053ee2cd..fa4676661 100644
--- a/Formula/ignition-fortress.rb
+++ b/Formula/ignition-fortress.rb
@@ -29,7 +29,7 @@ class IgnitionFortress < Formula
   depends_on "ignition-tools"
   depends_on "ignition-transport11"
   depends_on macos: :mojave # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "sdformat12"
 
   resource "PyYAML" do
diff --git a/Formula/ignition-fuel-tools1.rb b/Formula/ignition-fuel-tools1.rb
index 4f52b475a..9c795afea 100644
--- a/Formula/ignition-fuel-tools1.rb
+++ b/Formula/ignition-fuel-tools1.rb
@@ -22,7 +22,7 @@ class IgnitionFuelTools1 < Formula
   depends_on "jsoncpp"
   depends_on "libyaml"
   depends_on "libzip"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
 
   def install
     cmake_args = std_cmake_args
diff --git a/Formula/ignition-fuel-tools4.rb b/Formula/ignition-fuel-tools4.rb
index 110d710cd..30da71a7b 100644
--- a/Formula/ignition-fuel-tools4.rb
+++ b/Formula/ignition-fuel-tools4.rb
@@ -22,7 +22,7 @@ class IgnitionFuelTools4 < Formula
   depends_on "libyaml"
   depends_on "libzip"
   depends_on macos: :high_sierra # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "tinyxml2"
 
diff --git a/Formula/ignition-fuel-tools7.rb b/Formula/ignition-fuel-tools7.rb
index d6e000ea4..b2fa90937 100644
--- a/Formula/ignition-fuel-tools7.rb
+++ b/Formula/ignition-fuel-tools7.rb
@@ -22,7 +22,7 @@ class IgnitionFuelTools7 < Formula
   depends_on "libyaml"
   depends_on "libzip"
   depends_on macos: :high_sierra # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "tinyxml2"
 
diff --git a/Formula/ignition-gazebo3.rb b/Formula/ignition-gazebo3.rb
index f091f57e3..9ef165f0c 100644
--- a/Formula/ignition-gazebo3.rb
+++ b/Formula/ignition-gazebo3.rb
@@ -34,7 +34,7 @@ class IgnitionGazebo3 < Formula
   depends_on "ignition-tools"
   depends_on "ignition-transport8"
   depends_on macos: :mojave # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "ruby"
   depends_on "sdformat9"
diff --git a/Formula/ignition-gazebo6.rb b/Formula/ignition-gazebo6.rb
index 7b539b76a..c204159f7 100644
--- a/Formula/ignition-gazebo6.rb
+++ b/Formula/ignition-gazebo6.rb
@@ -34,7 +34,7 @@ class IgnitionGazebo6 < Formula
   depends_on "ignition-transport11"
   depends_on "ignition-utils1"
   depends_on macos: :mojave # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "python@3.11"
   depends_on "ruby"
diff --git a/Formula/ignition-gui3.rb b/Formula/ignition-gui3.rb
index 6f7f82194..8ed59c47f 100644
--- a/Formula/ignition-gui3.rb
+++ b/Formula/ignition-gui3.rb
@@ -17,7 +17,7 @@ class IgnitionGui3 < Formula
   deprecate! date: "2024-12-31", because: "is past end-of-life date"
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
 
   depends_on "ignition-cmake2"
   depends_on "ignition-common3"
diff --git a/Formula/ignition-gui6.rb b/Formula/ignition-gui6.rb
index be39e56f8..738666de8 100644
--- a/Formula/ignition-gui6.rb
+++ b/Formula/ignition-gui6.rb
@@ -15,7 +15,7 @@ class IgnitionGui6 < Formula
   end
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
 
   depends_on "gz-plugin2" => :test
 
diff --git a/Formula/ignition-launch2.rb b/Formula/ignition-launch2.rb
index 4fc29d86a..efa5d68c1 100644
--- a/Formula/ignition-launch2.rb
+++ b/Formula/ignition-launch2.rb
@@ -17,7 +17,7 @@ class IgnitionLaunch2 < Formula
   deprecate! date: "2024-12-31", because: "is past end-of-life date"
 
   depends_on "cmake" => :build
-  depends_on "pkg-config" => :build
+  depends_on "pkgconf" => :build
   depends_on "ffmpeg"
   depends_on "ignition-cmake2"
   depends_on "ignition-common3"
diff --git a/Formula/ignition-launch5.rb b/Formula/ignition-launch5.rb
index bb633033e..b5d4bb2a2 100644
--- a/Formula/ignition-launch5.rb
+++ b/Formula/ignition-launch5.rb
@@ -15,7 +15,7 @@ class IgnitionLaunch5 < Formula
   end
 
   depends_on "cmake" => :build
-  depends_on "pkg-config" => :build
+  depends_on "pkgconf" => :build
 
   depends_on "gz-plugin2" => :test
 
diff --git a/Formula/ignition-msgs1.rb b/Formula/ignition-msgs1.rb
index 913b3af85..a6a241ea4 100644
--- a/Formula/ignition-msgs1.rb
+++ b/Formula/ignition-msgs1.rb
@@ -16,7 +16,7 @@ class IgnitionMsgs1 < Formula
   depends_on "cmake"
   depends_on "ignition-cmake0"
   depends_on "ignition-math4"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "ignition-tools" => :recommended
 
diff --git a/Formula/ignition-msgs5.rb b/Formula/ignition-msgs5.rb
index b68de1b34..e73589c7c 100644
--- a/Formula/ignition-msgs5.rb
+++ b/Formula/ignition-msgs5.rb
@@ -19,7 +19,7 @@ class IgnitionMsgs5 < Formula
   depends_on "ignition-math6"
   depends_on "ignition-tools"
   depends_on macos: :high_sierra # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "tinyxml2"
 
diff --git a/Formula/ignition-msgs8.rb b/Formula/ignition-msgs8.rb
index 89c8f91a6..d8e923216 100644
--- a/Formula/ignition-msgs8.rb
+++ b/Formula/ignition-msgs8.rb
@@ -19,7 +19,7 @@ class IgnitionMsgs8 < Formula
   depends_on "ignition-math6"
   depends_on "ignition-tools"
   depends_on macos: :high_sierra # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "tinyxml2"
 
diff --git a/Formula/ignition-physics2.rb b/Formula/ignition-physics2.rb
index a7d91198a..8cbf337b1 100644
--- a/Formula/ignition-physics2.rb
+++ b/Formula/ignition-physics2.rb
@@ -27,7 +27,7 @@ class IgnitionPhysics2 < Formula
   depends_on "ignition-math6"
   depends_on "ignition-plugin1"
   depends_on macos: :mojave # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "sdformat9"
   depends_on "tinyxml2"
   depends_on "urdfdom"
diff --git a/Formula/ignition-physics5.rb b/Formula/ignition-physics5.rb
index c83602a45..a31bb88cd 100644
--- a/Formula/ignition-physics5.rb
+++ b/Formula/ignition-physics5.rb
@@ -28,7 +28,7 @@ class IgnitionPhysics5 < Formula
   depends_on "ignition-plugin1"
   depends_on "ignition-utils1"
   depends_on macos: :mojave # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "sdformat12"
   depends_on "tinyxml2"
   depends_on "urdfdom"
diff --git a/Formula/ignition-plugin1.rb b/Formula/ignition-plugin1.rb
index 13e36b213..95399af0b 100644
--- a/Formula/ignition-plugin1.rb
+++ b/Formula/ignition-plugin1.rb
@@ -20,7 +20,7 @@ class IgnitionPlugin1 < Formula
   depends_on "ignition-cmake2"
   depends_on "ignition-tools"
   depends_on macos: :high_sierra # c++17
-  depends_on "pkg-config"
+  depends_on "pkgconf"
 
   def install
     cmake_args = std_cmake_args
diff --git a/Formula/ignition-rendering3.rb b/Formula/ignition-rendering3.rb
index 8e15703bf..d4d08928d 100644
--- a/Formula/ignition-rendering3.rb
+++ b/Formula/ignition-rendering3.rb
@@ -17,7 +17,7 @@ class IgnitionRendering3 < Formula
   deprecate! date: "2024-12-31", because: "is past end-of-life date"
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
 
   depends_on "freeimage"
   depends_on "ignition-cmake2"
diff --git a/Formula/ignition-rendering6.rb b/Formula/ignition-rendering6.rb
index 2dc3e8fd6..12ad86cc8 100644
--- a/Formula/ignition-rendering6.rb
+++ b/Formula/ignition-rendering6.rb
@@ -16,7 +16,7 @@ class IgnitionRendering6 < Formula
   end
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
 
   depends_on "gz-plugin2" => :test
 
diff --git a/Formula/ignition-sensors3.rb b/Formula/ignition-sensors3.rb
index 6b0b9310d..a00e693ee 100644
--- a/Formula/ignition-sensors3.rb
+++ b/Formula/ignition-sensors3.rb
@@ -17,7 +17,7 @@ class IgnitionSensors3 < Formula
   deprecate! date: "2024-12-31", because: "is past end-of-life date"
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
 
   depends_on "ignition-cmake2"
   depends_on "ignition-common3"
diff --git a/Formula/ignition-sensors6.rb b/Formula/ignition-sensors6.rb
index 78a88d5ba..52d222f83 100644
--- a/Formula/ignition-sensors6.rb
+++ b/Formula/ignition-sensors6.rb
@@ -15,7 +15,7 @@ class IgnitionSensors6 < Formula
   end
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
 
   depends_on "ignition-cmake2"
   depends_on "ignition-common4"
diff --git a/Formula/ignition-transport11.rb b/Formula/ignition-transport11.rb
index dba554abf..80ca885c3 100644
--- a/Formula/ignition-transport11.rb
+++ b/Formula/ignition-transport11.rb
@@ -25,7 +25,7 @@ class IgnitionTransport11 < Formula
   depends_on "ignition-utils1"
   depends_on macos: :mojave # c++17
   depends_on "ossp-uuid"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "tinyxml2"
   depends_on "zeromq"
diff --git a/Formula/ignition-transport4.rb b/Formula/ignition-transport4.rb
index 5745c2a05..28f99af44 100644
--- a/Formula/ignition-transport4.rb
+++ b/Formula/ignition-transport4.rb
@@ -19,7 +19,7 @@ class IgnitionTransport4 < Formula
   depends_on "ignition-msgs1"
   depends_on "ignition-tools"
   depends_on "ossp-uuid"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "zeromq"
 
diff --git a/Formula/ignition-transport8.rb b/Formula/ignition-transport8.rb
index c8264cb5d..b7d022e55 100644
--- a/Formula/ignition-transport8.rb
+++ b/Formula/ignition-transport8.rb
@@ -23,7 +23,7 @@ class IgnitionTransport8 < Formula
   depends_on "ignition-tools"
   depends_on macos: :mojave # c++17
   depends_on "ossp-uuid"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "protobuf"
   depends_on "tinyxml2"
   depends_on "zeromq"
diff --git a/Formula/ignition-utils1.rb b/Formula/ignition-utils1.rb
index a9d510ca8..06d3c774e 100644
--- a/Formula/ignition-utils1.rb
+++ b/Formula/ignition-utils1.rb
@@ -16,7 +16,7 @@ class IgnitionUtils1 < Formula
   end
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
   depends_on "ignition-cmake2"
 
   def install
diff --git a/Formula/ogre2.1.rb b/Formula/ogre2.1.rb
index dae2fd789..52865232d 100644
--- a/Formula/ogre2.1.rb
+++ b/Formula/ogre2.1.rb
@@ -21,7 +21,7 @@ class Ogre21 < Formula
   end
 
   depends_on "cmake" => :build
-  depends_on "pkg-config" => :test
+  depends_on "pkgconf" => :test
 
   depends_on "doxygen"
   depends_on "freeimage"
diff --git a/Formula/ogre2.2.rb b/Formula/ogre2.2.rb
index 12a76a041..c82b56fc9 100644
--- a/Formula/ogre2.2.rb
+++ b/Formula/ogre2.2.rb
@@ -19,7 +19,7 @@ class Ogre22 < Formula
 
   depends_on "cmake" => :build
   depends_on "gz-plugin2" => :test
-  depends_on "pkg-config" => :test
+  depends_on "pkgconf" => :test
   depends_on "doxygen"
   depends_on "freeimage"
   depends_on "freetype"
diff --git a/Formula/ogre2.3.rb b/Formula/ogre2.3.rb
index dfcf25b25..a7a4d79b0 100644
--- a/Formula/ogre2.3.rb
+++ b/Formula/ogre2.3.rb
@@ -18,7 +18,7 @@ class Ogre23 < Formula
 
   depends_on "cmake" => :build
   depends_on "gz-plugin2" => :test
-  depends_on "pkg-config" => :test
+  depends_on "pkgconf" => :test
 
   depends_on "doxygen"
   depends_on "freeimage"
diff --git a/Formula/sdformat12.rb b/Formula/sdformat12.rb
index c35ccf75e..82ab976c8 100644
--- a/Formula/sdformat12.rb
+++ b/Formula/sdformat12.rb
@@ -15,7 +15,7 @@ class Sdformat12 < Formula
   end
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
 
   depends_on "doxygen"
   depends_on "ignition-cmake2"
diff --git a/Formula/sdformat13.rb b/Formula/sdformat13.rb
index 74da3634c..55c704b78 100644
--- a/Formula/sdformat13.rb
+++ b/Formula/sdformat13.rb
@@ -16,7 +16,7 @@ class Sdformat13 < Formula
   deprecate! date: "2024-09-30", because: "is past end-of-life date"
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
   depends_on "pybind11" => :build
 
   depends_on "doxygen"
diff --git a/Formula/sdformat14.rb b/Formula/sdformat14.rb
index dcd0bc336..87982e1f8 100644
--- a/Formula/sdformat14.rb
+++ b/Formula/sdformat14.rb
@@ -14,7 +14,7 @@ class Sdformat14 < Formula
   end
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
   depends_on "pybind11" => :build
   depends_on "python@3.12" => [:build, :test]
   depends_on "python@3.13" => [:build, :test]
diff --git a/Formula/sdformat15.rb b/Formula/sdformat15.rb
index ba515491a..dfdef810f 100644
--- a/Formula/sdformat15.rb
+++ b/Formula/sdformat15.rb
@@ -15,7 +15,7 @@ class Sdformat15 < Formula
   end
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
   depends_on "pybind11" => :build
   depends_on "python@3.12" => [:build, :test]
   depends_on "python@3.13" => [:build, :test]
diff --git a/Formula/sdformat6.rb b/Formula/sdformat6.rb
index 026144f87..0a8f6d224 100644
--- a/Formula/sdformat6.rb
+++ b/Formula/sdformat6.rb
@@ -23,7 +23,7 @@ class Sdformat6 < Formula
   depends_on "doxygen"
   depends_on "ignition-math4"
   depends_on "ignition-tools"
-  depends_on "pkg-config"
+  depends_on "pkgconf"
   depends_on "tinyxml"
 
   def install
diff --git a/Formula/sdformat9.rb b/Formula/sdformat9.rb
index cfa164ea7..85182a314 100644
--- a/Formula/sdformat9.rb
+++ b/Formula/sdformat9.rb
@@ -16,7 +16,7 @@ class Sdformat9 < Formula
   end
 
   depends_on "cmake" => [:build, :test]
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
 
   depends_on "doxygen"
   depends_on "ignition-math6"
diff --git a/Formula/simbody.rb b/Formula/simbody.rb
index 595b76dbd..5f568da7d 100644
--- a/Formula/simbody.rb
+++ b/Formula/simbody.rb
@@ -20,7 +20,7 @@ class Simbody < Formula
 
   depends_on "cmake" => :build
   depends_on "doxygen" => :build
-  depends_on "pkg-config" => [:build, :test]
+  depends_on "pkgconf" => [:build, :test]
 
   def install
     # Don't use 10.11 SDK frameworks on 10.10 with xcode7