diff --git a/cmake/cpp.cmake b/cmake/cpp.cmake
index 229d2bfb5f..b22615698a 100644
--- a/cmake/cpp.cmake
+++ b/cmake/cpp.cmake
@@ -19,6 +19,15 @@ list(APPEND OR_TOOLS_COMPILE_DEFINITIONS
   "USE_BOP" # enable BOP support
   "USE_GLOP" # enable GLOP support
   )
+if(USE_COINOR)
+  list(APPEND OR_TOOLS_COMPILE_DEFINITIONS
+    "USE_CBC" # enable COIN-OR CBC support
+    "USE_CLP" # enable COIN-OR CLP support
+  )
+endif()
+if(USE_GLPK)
+  list(APPEND OR_TOOLS_COMPILE_DEFINITIONS "USE_GLPK")
+endif()
 if(USE_PDLP)
   list(APPEND OR_TOOLS_COMPILE_DEFINITIONS "USE_PDLP")
   set(PDLP_DIR pdlp)
@@ -27,15 +36,6 @@ if(USE_SCIP)
   list(APPEND OR_TOOLS_COMPILE_DEFINITIONS "USE_SCIP")
   set(GSCIP_DIR gscip)
 endif()
-if(USE_GLPK)
-  list(APPEND OR_TOOLS_COMPILE_DEFINITIONS "USE_GLPK")
-endif()
-if(USE_COINOR)
-  list(APPEND OR_TOOLS_COMPILE_DEFINITIONS
-    "USE_CBC" # enable COIN-OR CBC support
-    "USE_CLP" # enable COIN-OR CLP support
-  )
-endif()
 if(USE_CPLEX)
   list(APPEND OR_TOOLS_COMPILE_DEFINITIONS "USE_CPLEX")
 endif()
diff --git a/cmake/dotnet.cmake b/cmake/dotnet.cmake
index 38d2d9767c..289dfae27b 100644
--- a/cmake/dotnet.cmake
+++ b/cmake/dotnet.cmake
@@ -77,6 +77,9 @@ endif()
 if(USE_GLPK)
   list(APPEND FLAGS "-DUSE_GLPK")
 endif()
+if(USE_PDLP)
+  list(APPEND FLAGS "-DUSE_PDLP")
+endif()
 if(USE_SCIP)
   list(APPEND FLAGS "-DUSE_SCIP")
 endif()
@@ -100,6 +103,10 @@ file(GLOB_RECURSE proto_dotnet_files RELATIVE ${PROJECT_SOURCE_DIR}
   "ortools/sat/*.proto"
   "ortools/util/*.proto"
   )
+if(USE_PDLP)
+  file(GLOB_RECURSE pdlp_proto_dotnet_files RELATIVE ${PROJECT_SOURCE_DIR} "ortools/pdlp/*.proto")
+  list(APPEND proto_dotnet_files ${pdlp_proto_dotnet_files})
+endif()
 list(REMOVE_ITEM proto_dotnet_files "ortools/constraint_solver/demon_profiler.proto")
 list(REMOVE_ITEM proto_dotnet_files "ortools/constraint_solver/assignment.proto")
 foreach(PROTO_FILE IN LISTS proto_dotnet_files)
diff --git a/cmake/java.cmake b/cmake/java.cmake
index 577b02ae48..eff85ec03a 100644
--- a/cmake/java.cmake
+++ b/cmake/java.cmake
@@ -72,6 +72,9 @@ endif()
 if(USE_GLPK)
   list(APPEND FLAGS "-DUSE_GLPK")
 endif()
+if(USE_PDLP)
+  list(APPEND FLAGS "-DUSE_PDLP")
+endif()
 if(USE_SCIP)
   list(APPEND FLAGS "-DUSE_SCIP")
 endif()
@@ -85,6 +88,10 @@ file(GLOB_RECURSE proto_java_files RELATIVE ${PROJECT_SOURCE_DIR}
   "ortools/sat/*.proto"
   "ortools/util/*.proto"
   )
+if(USE_PDLP)
+  file(GLOB_RECURSE pdlp_proto_java_files RELATIVE ${PROJECT_SOURCE_DIR} "ortools/pdlp/*.proto")
+  list(APPEND proto_java_files ${pdlp_proto_java_files})
+endif()
 list(REMOVE_ITEM proto_java_files "ortools/constraint_solver/demon_profiler.proto")
 list(REMOVE_ITEM proto_java_files "ortools/constraint_solver/assignment.proto")
 foreach(PROTO_FILE IN LISTS proto_java_files)
diff --git a/cmake/python.cmake b/cmake/python.cmake
index 279291b276..0e314782b9 100644
--- a/cmake/python.cmake
+++ b/cmake/python.cmake
@@ -124,6 +124,10 @@ file(GLOB_RECURSE proto_py_files RELATIVE ${PROJECT_SOURCE_DIR}
   "ortools/util/*.proto"
   "ortools/scheduling/*.proto"
   )
+if(USE_PDLP)
+  file(GLOB_RECURSE pdlp_proto_py_files RELATIVE ${PROJECT_SOURCE_DIR} "ortools/pdlp/*.proto")
+  list(APPEND proto_py_files ${pdlp_proto_py_files})
+endif()
 list(REMOVE_ITEM proto_py_files "ortools/constraint_solver/demon_profiler.proto")
 foreach(PROTO_FILE IN LISTS proto_py_files)
   #message(STATUS "protoc proto(py): ${PROTO_FILE}")
@@ -155,6 +159,9 @@ endif()
 if(USE_GLPK)
   list(APPEND FLAGS "-DUSE_GLPK")
 endif()
+if(USE_PDLP)
+  list(APPEND FLAGS "-DUSE_PDLP")
+endif()
 if(USE_SCIP)
   list(APPEND FLAGS "-DUSE_SCIP")
 endif()
@@ -183,6 +190,7 @@ file(GENERATE OUTPUT ${PYTHON_PROJECT_DIR}/linear_solver/__init__.py CONTENT "")
 file(GENERATE OUTPUT ${PYTHON_PROJECT_DIR}/model_builder/__init__.py CONTENT "")
 file(GENERATE OUTPUT ${PYTHON_PROJECT_DIR}/model_builder/python/__init__.py CONTENT "")
 file(GENERATE OUTPUT ${PYTHON_PROJECT_DIR}/packing/__init__.py CONTENT "")
+file(GENERATE OUTPUT ${PYTHON_PROJECT_DIR}/pdlp/__init__.py CONTENT "")
 file(GENERATE OUTPUT ${PYTHON_PROJECT_DIR}/sat/__init__.py CONTENT "")
 file(GENERATE OUTPUT ${PYTHON_PROJECT_DIR}/sat/python/__init__.py CONTENT "")
 file(GENERATE OUTPUT ${PYTHON_PROJECT_DIR}/scheduling/__init__.py CONTENT "")
diff --git a/ortools/linear_solver/csharp/linear_solver.i b/ortools/linear_solver/csharp/linear_solver.i
index 0d3ad75e73..ab503fb0d9 100644
--- a/ortools/linear_solver/csharp/linear_solver.i
+++ b/ortools/linear_solver/csharp/linear_solver.i
@@ -88,6 +88,7 @@ CONVERT_VECTOR(operations_research::MPVariable, MPVariable)
 %unignore operations_research::MPSolver::CLP_LINEAR_PROGRAMMING;
 %unignore operations_research::MPSolver::GLOP_LINEAR_PROGRAMMING;
 %unignore operations_research::MPSolver::GLPK_LINEAR_PROGRAMMING;
+%unignore operations_research::MPSolver::PDLP_LINEAR_PROGRAMMING;
 %unignore operations_research::MPSolver::SCIP_MIXED_INTEGER_PROGRAMMING;
 %unignore operations_research::MPSolver::CBC_MIXED_INTEGER_PROGRAMMING;
 %unignore operations_research::MPSolver::GLPK_MIXED_INTEGER_PROGRAMMING;
diff --git a/ortools/linear_solver/java/linear_solver.i b/ortools/linear_solver/java/linear_solver.i
index ce638e4139..fdafdfddb6 100644
--- a/ortools/linear_solver/java/linear_solver.i
+++ b/ortools/linear_solver/java/linear_solver.i
@@ -301,6 +301,7 @@ PROTO2_RETURN(
 %unignore operations_research::MPSolver::GLOP_LINEAR_PROGRAMMING;
 %unignore operations_research::MPSolver::CLP_LINEAR_PROGRAMMING;
 %unignore operations_research::MPSolver::GLPK_LINEAR_PROGRAMMING;
+%unignore operations_research::MPSolver::PDLP_LINEAR_PROGRAMMING;
 %unignore operations_research::MPSolver::SCIP_MIXED_INTEGER_PROGRAMMING;
 %unignore operations_research::MPSolver::CBC_MIXED_INTEGER_PROGRAMMING;
 %unignore operations_research::MPSolver::GLPK_MIXED_INTEGER_PROGRAMMING;
diff --git a/ortools/linear_solver/python/linear_solver.i b/ortools/linear_solver/python/linear_solver.i
index 2dfd5889d0..b61a22fc13 100644
--- a/ortools/linear_solver/python/linear_solver.i
+++ b/ortools/linear_solver/python/linear_solver.i
@@ -266,6 +266,7 @@ PY_CONVERT(MPVariable);
 %unignore operations_research::MPSolver::GLOP_LINEAR_PROGRAMMING;
 %unignore operations_research::MPSolver::CLP_LINEAR_PROGRAMMING;
 %unignore operations_research::MPSolver::GLPK_LINEAR_PROGRAMMING;
+%unignore operations_research::MPSolver::PDLP_LINEAR_PROGRAMMING;
 %unignore operations_research::MPSolver::SCIP_MIXED_INTEGER_PROGRAMMING;
 %unignore operations_research::MPSolver::CBC_MIXED_INTEGER_PROGRAMMING;
 %unignore operations_research::MPSolver::GLPK_MIXED_INTEGER_PROGRAMMING;
diff --git a/ortools/python/setup.py.in b/ortools/python/setup.py.in
index e895d510ec..c3ca4cd1aa 100644
--- a/ortools/python/setup.py.in
+++ b/ortools/python/setup.py.in
@@ -56,6 +56,7 @@ setup(
         '@PROJECT_NAME@.linear_solver':['$<TARGET_FILE_NAME:pywraplp>', '*.pyi'],
         '@PROJECT_NAME@.model_builder.python':['$<TARGET_FILE_NAME:pywrap_model_builder_helper>', '*.pyi'],
         '@PROJECT_NAME@.packing':['*.pyi'],
+        '@PROJECT_NAME@.pdlp':['*.pyi'],
         '@PROJECT_NAME@.sat.python':['$<TARGET_FILE_NAME:swig_helper>', '*.pyi'],
         '@PROJECT_NAME@.scheduling':['$<TARGET_FILE_NAME:pywraprcpsp>', '*.pyi'],
         '@PROJECT_NAME@.util.python':['$<TARGET_FILE_NAME:sorted_interval_list>', '*.pyi'],