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OpenJul 21, 2026
Due by October 1, 2028
•Last updated OR-Tools Next Release
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Add support for additional cost elements
Feature RequestMissing Feature/WrapperMissing Feature/WrapperLang: C++Native implementation issueNative implementation issueSolver: RoutingUses the Routing library and the original CP solverUses the Routing library and the original CP solverStatus: Open (in progress).- Status: Open (in progress).
Python: Add support for sweep arranger for the ROUTING_SWEEP strategy.
Feature RequestMissing Feature/WrapperMissing Feature/WrapperHelp NeededModeling/Usage problemModeling/Usage problemSolver: RoutingUses the Routing library and the original CP solverUses the Routing library and the original CP solverStatus: Open.#3593 In google/or-tools;Build error with USE_PDLP=OFF
Build: CMakeCMake based build issueCMake based build issueFeature RequestMissing Feature/WrapperMissing Feature/WrapperStatus: Open.#3812 In google/or-tools;AddPickupAndDelivery behavior shift
Lang: C++Native implementation issueNative implementation issueSolver: RoutingUses the Routing library and the original CP solverUses the Routing library and the original CP solverStatus: Open (in progress).Authenticode sign assemblies
Feature RequestMissing Feature/WrapperMissing Feature/WrapperLang: .NET.Net wrapper issue.Net wrapper issueStatus: Open.#2757 In google/or-tools;Add Wasm32 as target for cross compiling
Feature RequestMissing Feature/WrapperMissing Feature/WrapperLang: WASMWASM wrapper issuesWASM wrapper issuesStatus: Open (in progress).cmake: Rework python.cmake
Build: CMakeCMake based build issueCMake based build issueFeature RequestMissing Feature/WrapperMissing Feature/WrapperLang: PythonPython wrapper issuePython wrapper issueStatus: Open.#2858 In google/or-tools;v9.1 no longer work for CVRP with number of stops visited per each vehicle route
Solver: RoutingUses the Routing library and the original CP solverUses the Routing library and the original CP solverStatus: Open.#3121 In google/or-tools;Ubuntu 22.04 Python 3.10 Memory Surge for Solver
Feature RequestMissing Feature/WrapperMissing Feature/WrapperHelp NeededModeling/Usage problemModeling/Usage problemLang: PythonPython wrapper issuePython wrapper issueSolver: RoutingUses the Routing library and the original CP solverUses the Routing library and the original CP solverStatus: Open.#3857 In google/or-tools;Migrate to Java 11 LTS
Feature RequestMissing Feature/WrapperMissing Feature/WrapperLang: JavaJava wrapper issueJava wrapper issueOS: LinuxGNU/Linux OSGNU/Linux OSOS: MacMacOSMacOSOS: WindowsWindows OSWindows OSStatus: Open.#3962 In google/or-tools;Performance regression from v9.7 -> v9.8-v9.11
Solver: CP-SAT SolverRelates to the CP-SAT solverRelates to the CP-SAT solverStatus: Open.#4166 In google/or-tools;INSTALL_BUILD_DEPS option seems not working
Build: CMakeCMake based build issueCMake based build issueFeature RequestMissing Feature/WrapperMissing Feature/WrapperStatus: Open.#2953 In google/or-tools;Be able to have a LogHandler from wrapped languages
Feature RequestMissing Feature/WrapperMissing Feature/WrapperLang: .NET.Net wrapper issue.Net wrapper issueLang: C++Native implementation issueNative implementation issueLang: JavaJava wrapper issueJava wrapper issueLang: PythonPython wrapper issuePython wrapper issueOS: FreeBSDFreeBSD OSFreeBSD OSOS: LinuxGNU/Linux OSGNU/Linux OSOS: MacMacOSMacOSOS: WindowsWindows OSWindows OSStatus: Open.#2489 In google/or-tools;cmake: Sample/Examples/Tests Layout Rework
Build: CMakeCMake based build issueCMake based build issueFeature RequestMissing Feature/WrapperMissing Feature/WrapperStatus: Open.#2816 In google/or-tools;ORtools solvers via cvxpy do not print out solve information at jupyter notebook
Feature RequestMissing Feature/WrapperMissing Feature/WrapperLang: PythonPython wrapper issuePython wrapper issueStatus: Open.#3559 In google/or-tools;MPSolver gets stuck and does not respect time limit when dealing with high numerical values
Solver: Linear SolverRelated to all Linear Solver (GLOP, BOP, CBC etc...)Related to all Linear Solver (GLOP, BOP, CBC etc...)Solver: SCIPSCIP Solver related issueSCIP Solver related issueStatus: Open.#4484 In google/or-tools;Enable control flow guard building or-tools dotnet DLLs using Visual C++
Build: CMakeCMake based build issueCMake based build issueFeature RequestMissing Feature/WrapperMissing Feature/WrapperLang: .NET.Net wrapper issue.Net wrapper issueStatus: Open.#4638 In google/or-tools;V9.12 Fix the lnk1189 problem
Build: CMakeCMake based build issueCMake based build issueOS: WindowsWindows OSWindows OSStatus: Open (in progress).Bug related to importing sequence with PyQt5 and ortools Python
Lang: PythonPython wrapper issuePython wrapper issueOS: WindowsWindows OSWindows OSSolver: CP-SAT SolverRelates to the CP-SAT solverRelates to the CP-SAT solverStatus: Open.#4869 In google/or-tools;cmake: BUILD_DEPS does not include a BUILD_SWIG option
Build: CMakeCMake based build issueCMake based build issueFeature RequestMissing Feature/WrapperMissing Feature/WrapperLang: PythonPython wrapper issuePython wrapper issueStatus: Open.#4298 In google/or-tools;Support for
objective_lb_searchin interleaved searchFeature RequestMissing Feature/WrapperMissing Feature/WrapperSolver: CP-SAT SolverRelates to the CP-SAT solverRelates to the CP-SAT solverStatus: Open.#4946 In google/or-tools;PDLP declared scaled a2864 instance infeasible
Solver: PDLPPDLP Solver related issuePDLP Solver related issueStatus: Open.#4874 In google/or-tools;Build failed in Japanese version of Windows 11
Feature RequestMissing Feature/WrapperMissing Feature/WrapperLang: .NET.Net wrapper issue.Net wrapper issueStatus: Open.#4729 In google/or-tools;Uncleaned cyclic reference in python Routing lib
Lang: PythonPython wrapper issuePython wrapper issueSolver: RoutingUses the Routing library and the original CP solverUses the Routing library and the original CP solverStatus: Open.#4753 In google/or-tools;