SciML · ChrisRackauckas · Aug 2, 2026 · Jul 26, 2026 · Jul 27, 2026 · Aug 1, 2026
diff --git a/Project.toml b/Project.toml
@@ -1,6 +1,6 @@
 name = "Optimization"
 uuid = "7f7a1694-90dd-40f0-9382-eb1efda571ba"
-version = "5.6.5"
+version = "6.0.0"
 
 [deps]
 ADTypes = "47edcb42-4c32-4615-8424-f2b9edc5f35b"
@@ -47,9 +47,9 @@ MLUtils = "0.4"
 ModelingToolkit = "11"
 Optim = "2"
 Optimisers = ">= 0.2.5"
-OptimizationBase = "5"
-OptimizationOptimJL = "0.4.10"
-OptimizationOptimisers = "0.3.16"
+OptimizationBase = "6"
+OptimizationOptimJL = "0.5"
+OptimizationOptimisers = "0.4"
 OrdinaryDiffEqTsit5 = "1, 2"
 Pkg = "1"
 Printf = "1.10"

diff --git a/docs/Project.toml b/docs/Project.toml
@@ -165,40 +165,40 @@ ModelingToolkit = "10.23, 11"
 NLPModels = "0.21, 0.22"
 NLPModelsTest = "0.10"
 NLopt = "0.6, 1"
-Optimization = "5.5"
-OptimizationAuglag = "1.3, 2"
-OptimizationBBO = "0.4.6"
-OptimizationBase = "5"
-OptimizationCMAEvolutionStrategy = "0.3.6"
-OptimizationEvolutionary = "0.4.7"
-OptimizationGCMAES = "0.3.5"
-OptimizationIpopt = "1.1"
-OptimizationLBFGSB = "1.4"
-OptimizationMOI = "1.2"
-OptimizationMadNLP = "2, 1"
-OptimizationManopt = "1.2"
-OptimizationMetaheuristics = "0.3.5"
-OptimizationMultistartOptimization = "0.3.4"
-OptimizationNLPModels = "1.2"
-OptimizationNLopt = "0.3.9"
-OptimizationNOMAD = "0.3.5"
-OptimizationODE = "0.1.4"
-OptimizationOptimJL = "0.4.10"
-OptimizationOptimisers = "0.3.16"
-OptimizationPRIMA = "0.3.5"
-OptimizationPolyalgorithms = "0.3.5"
-OptimizationPyCMA = "1.3"
-OptimizationQuadDIRECT = "0.3.4"
-OptimizationSciPy = "0.4.6"
-OptimizationSophia = "1.3"
-OptimizationSpeedMapping = "0.2.3"
+Optimization = "6"
+OptimizationAuglag = "3"
+OptimizationBBO = "0.5"
+OptimizationBase = "6"
+OptimizationCMAEvolutionStrategy = "0.4"
+OptimizationEvolutionary = "0.5"
+OptimizationGCMAES = "0.4"
+OptimizationIpopt = "2"
+OptimizationLBFGSB = "2"
+OptimizationMOI = "2"
+OptimizationMadNLP = "3"
+OptimizationManopt = "2"
+OptimizationMetaheuristics = "0.4"
+OptimizationMultistartOptimization = "0.4"
+OptimizationNLPModels = "2"
+OptimizationNLopt = "0.4"
+OptimizationNOMAD = "0.4"
+OptimizationODE = "0.2"
+OptimizationOptimJL = "0.5"
+OptimizationOptimisers = "0.4"
+OptimizationPRIMA = "0.4"
+OptimizationPolyalgorithms = "0.4"
+OptimizationPyCMA = "2"
+OptimizationQuadDIRECT = "0.4"
+OptimizationSciPy = "0.5"
+OptimizationSophia = "2"
+OptimizationSpeedMapping = "0.3"
 OrdinaryDiffEq = "6, 7"
 Plots = "1"
 Random = "1"
 ReverseDiff = ">= 1.9.0"
 SciMLBase = "2.122.1, 3"
 SciMLSensitivity = "7"
-SimpleOptimization = "1"
+SimpleOptimization = "2"
 Symbolics = "7"
 Tracker = ">= 0.2"
 Zygote = ">= 0.5"
diff --git a/docs/src/optimization_packages/pycma.md b/docs/src/optimization_packages/pycma.md
@@ -22,7 +22,7 @@ OptimizationPyCMA.PyCMAOpt
 ## Example
 
 ```@example PyCMA
-using OptimizationPyCMA
+using Optimization, OptimizationPyCMA
 
 rosenbrock(x, p) = (p[1] - x[1])^2 + p[2] * (x[2] - x[1]^2)^2
 x0 = zeros(2)

diff --git a/lib/OptimizationAuglag/Project.toml b/lib/OptimizationAuglag/Project.toml
@@ -1,7 +1,7 @@
 name = "OptimizationAuglag"
 uuid = "2ea93f80-9333-43a1-a68d-1f53b957a421"
 authors = ["paramthakkar123 <paramthakkar864@gmail.com>", "Sebastian Micluța-Câmpeanu <sebastian.mc95@proton.me>"]
-version = "2.0.2"
+version = "3.0.0"
 
 [deps]
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
@@ -30,8 +30,8 @@ SafeTestsets = "0.1"
 ForwardDiff = "1.0.1"
 LinearAlgebra = "1.10"
 MLUtils = "0.4.8"
-OptimizationBase = "5"
-OptimizationOptimisers = "0.3.16"
+OptimizationBase = "6"
+OptimizationOptimisers = "0.4"
 Reexport = "1.2.2"
 SciMLBase = "2.122.1, 3"
 Random = "1.10"

diff --git a/lib/OptimizationAuglag/src/OptimizationAuglag.jl b/lib/OptimizationAuglag/src/OptimizationAuglag.jl
@@ -2,7 +2,9 @@ module OptimizationAuglag
 
 using Reexport
 using SciMLBase
-@reexport using OptimizationBase
+# Not re-exported: the optimization API comes from `Optimization`/`OptimizationBase`,
+# which the user loads directly. This package's public surface is its own solvers.
+using OptimizationBase
 using SciMLBase: OptimizationProblem, OptimizationFunction, OptimizationStats
 using LinearAlgebra: norm
 

diff --git a/lib/OptimizationAuglag/test/qa/Project.toml b/lib/OptimizationAuglag/test/qa/Project.toml
@@ -10,10 +10,10 @@ Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 OptimizationBase = {path = "../../../OptimizationBase"}
 
 [compat]
-OptimizationBase = "5"
+OptimizationBase = "6"
 Aqua = "0.8"
 JET = "0.9, 0.10, 0.11"
 julia = "1.10"
-OptimizationAuglag = "2"
+OptimizationAuglag = "3"
 SciMLTesting = "2.1"
 Test = "1"
diff --git a/lib/OptimizationBBO/Project.toml b/lib/OptimizationBBO/Project.toml
@@ -1,12 +1,13 @@
 name = "OptimizationBBO"
 uuid = "3e6eede4-6085-4f62-9a71-46d9bc1eb92b"
 authors = ["Vaibhav Dixit <vaibhavyashdixit@gmail.com> and contributors"]
-version = "0.4.9"
+version = "0.5.0"
 [deps]
 BlackBoxOptim = "a134a8b2-14d6-55f6-9291-3336d3ab0209"
 OptimizationBase = "bca83a33-5cc9-4baa-983d-23429ab6bcbb"
-SciMLBase = "0bca4576-84f4-4d90-8ffe-ffa030f20462"
 Reexport = "189a3867-3050-52da-a836-e630ba90ab69"
+SciMLBase = "0bca4576-84f4-4d90-8ffe-ffa030f20462"
+SciMLLogging = "a6db7da4-7206-11f0-1eab-35f2a5dbe1d1"
 
 [weakdeps]
 LogExpFunctions = "2ab3a3ac-af41-5b50-aa03-7779005ae688"
@@ -22,17 +23,18 @@ Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 OptimizationBase = {path = "../OptimizationBase"}
 
 [compat]
-SciMLTesting = "2.1"
 BlackBoxOptim = "0.6.3"
+julia = "1.10"
 LogExpFunctions = "0.3.28"
-OptimizationBase = "5"
+OptimizationBase = "6"
 Pkg = "1"
 Random = "1.10"
 Reexport = "1.2"
 SafeTestsets = "0.1"
 SciMLBase = "2.122.1, 3"
+SciMLLogging = "1.10.1, 2"
+SciMLTesting = "2.1"
 Test = "1.10"
-julia = "1.10"
 
 [targets]
 test = ["SciMLTesting", "Random", "Test", "SafeTestsets", "Pkg"]
diff --git a/lib/OptimizationBBO/src/OptimizationBBO.jl b/lib/OptimizationBBO/src/OptimizationBBO.jl
@@ -1,8 +1,11 @@
 module OptimizationBBO
 
 using Reexport
-@reexport using OptimizationBase
+# Not re-exported: the optimization API comes from `Optimization`/`OptimizationBase`,
+# which the user loads directly. This package's public surface is its own solvers.
+using OptimizationBase
 using SciMLBase
+using SciMLLogging: @SciMLMessage
 using BlackBoxOptim: BlackBoxOptim
 
 abstract type BBO end

diff --git a/lib/OptimizationBBO/test/qa/Project.toml b/lib/OptimizationBBO/test/qa/Project.toml
@@ -10,10 +10,10 @@ Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 OptimizationBase = {path = "../../../OptimizationBase"}
 
 [compat]
-OptimizationBase = "5"
+OptimizationBase = "6"
 Aqua = "0.8"
 JET = "0.9, 0.10, 0.11"
 julia = "1.10"
-OptimizationBBO = "0.4"
+OptimizationBBO = "0.5"
 SciMLTesting = "2.1"
 Test = "1"
diff --git a/lib/OptimizationBase/Project.toml b/lib/OptimizationBase/Project.toml
@@ -1,6 +1,6 @@
 name = "OptimizationBase"
 uuid = "bca83a33-5cc9-4baa-983d-23429ab6bcbb"
-version = "5.2.4"
+version = "6.0.0"
 authors = ["Vaibhav Dixit <vaibhavyashdixit@gmail.com> and contributors"]
 
 [deps]

diff --git a/lib/OptimizationBase/src/OptimizationBase.jl b/lib/OptimizationBase/src/OptimizationBase.jl
@@ -7,8 +7,12 @@ Optimization.jl solver packages.
 module OptimizationBase
 
 using DocStringExtensions
-using Reexport
-@reexport using SciMLBase, ADTypes, SciMLLogging
+# Deliberately NOT `@reexport`: blanket-reexporting these put 256 names into every
+# downstream namespace — `DynamicalSDEFunction`, `BlockDiagonalOperator`, `AddVector` and
+# the rest of SciMLOperators — of which the whole monorepo referenced 65. The public
+# surface is the explicit `export` lists below; anything else is reached through its
+# owner (`SciMLBase.x`, `ADTypes.x`, `SciMLLogging.x`).
+using SciMLBase, ADTypes, SciMLLogging
 
 using ArrayInterface, Base.Iterators, SparseArrays, LinearAlgebra
 import SciMLBase: solve, init, solve!, __init, __solve,
@@ -92,6 +96,15 @@ export solve, OptimizationCache, DEFAULT_CALLBACK, DEFAULT_DATA
 export IncompatibleOptimizerError, OptimizerMissingError
 export OptimizationVerbosity
 
+# Intentionally re-surfaced API owned elsewhere. Kept to what a user actually needs to
+# state and solve an optimization problem; `run_qa`'s `reexports_allow` lists exactly
+# these, so adding one is a deliberate, reviewable act.
+export OptimizationProblem, OptimizationFunction, MultiObjectiveOptimizationFunction,
+    OptimizationSolution, OptimizationStats
+export init, solve!, remake, ReturnCode
+export AutoEnzyme, AutoFiniteDiff, AutoForwardDiff, AutoMooncake, AutoReverseDiff,
+    AutoSparse, AutoSymbolics, AutoTracker, AutoZygote
+
 include("precompilation.jl")
 
 end
diff --git a/lib/OptimizationBase/test/AD/Project.toml b/lib/OptimizationBase/test/AD/Project.toml
@@ -38,9 +38,9 @@ LinearAlgebra = "1.10"
 MLUtils = "0.4"
 Manifolds = "0.10, 0.11"
 ModelingToolkit = "11"
-OptimizationBase = "5"
-OptimizationLBFGSB = "1.1"
-OptimizationManopt = "1.1"
+OptimizationBase = "6"
+OptimizationLBFGSB = "2"
+OptimizationManopt = "2"
 Random = "1.10"
 ReverseDiff = "1.14"
 SciMLBase = "2.122.1, 3"

diff --git a/lib/OptimizationBase/test/matrixvalued.jl b/lib/OptimizationBase/test/matrixvalued.jl
@@ -1,6 +1,7 @@
 using OptimizationBase, LinearAlgebra, ForwardDiff, Zygote, FiniteDiff,
     DifferentiationInterface, SparseConnectivityTracer
 using Test, ReverseDiff
+import ADTypes
 
 @testset "Matrix Valued" begin
     for adtype in [

diff --git a/lib/OptimizationBase/test/qa/Project.toml b/lib/OptimizationBase/test/qa/Project.toml
@@ -10,7 +10,7 @@ Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 Aqua = "0.8"
 JET = "0.9, 0.10, 0.11"
 julia = "1.10"
-OptimizationBase = "5"
+OptimizationBase = "6"
 SciMLBase = "2.122.1, 3"
 SciMLTesting = "2.1"
 Test = "1"
diff --git a/lib/OptimizationBase/test/qa/qa.jl b/lib/OptimizationBase/test/qa/qa.jl
@@ -55,4 +55,5 @@ run_qa(
         ),
     ),
     ei_broken = (:no_implicit_imports,),
+    reexports_allow = OPTIMIZATION_CURATED_REEXPORTS,
 )
diff --git a/lib/OptimizationCMAEvolutionStrategy/Project.toml b/lib/OptimizationCMAEvolutionStrategy/Project.toml
@@ -1,12 +1,13 @@
 name = "OptimizationCMAEvolutionStrategy"
 uuid = "bd407f91-200f-4536-9381-e4ba712f53f8"
 authors = ["Vaibhav Dixit <vaibhavyashdixit@gmail.com> and contributors"]
-version = "0.3.10"
+version = "0.4.0"
 [deps]
 CMAEvolutionStrategy = "8d3b24bd-414e-49e0-94fb-163cc3a3e411"
 OptimizationBase = "bca83a33-5cc9-4baa-983d-23429ab6bcbb"
-SciMLBase = "0bca4576-84f4-4d90-8ffe-ffa030f20462"
 Reexport = "189a3867-3050-52da-a836-e630ba90ab69"
+SciMLBase = "0bca4576-84f4-4d90-8ffe-ffa030f20462"
+SciMLLogging = "a6db7da4-7206-11f0-1eab-35f2a5dbe1d1"
 
 [extras]
 SciMLTesting = "09d9d899-5365-40a9-917a-5f67fddea283"
@@ -18,15 +19,16 @@ Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 OptimizationBase = {path = "../OptimizationBase"}
 
 [compat]
-SciMLTesting = "2.1"
-Pkg = "1"
-SafeTestsets = "0.1"
-Test = "1"
 CMAEvolutionStrategy = "0.2"
 julia = "1.10"
-OptimizationBase = "5"
-SciMLBase = "2.122.1, 3"
+OptimizationBase = "6"
+Pkg = "1"
 Reexport = "1.2"
+SafeTestsets = "0.1"
+SciMLBase = "2.122.1, 3"
+SciMLLogging = "1.10.1, 2"
+SciMLTesting = "2.1"
+Test = "1"
 
 [targets]
 test = ["SciMLTesting", "Test", "SafeTestsets", "Pkg"]
diff --git a/lib/OptimizationCMAEvolutionStrategy/src/OptimizationCMAEvolutionStrategy.jl b/lib/OptimizationCMAEvolutionStrategy/src/OptimizationCMAEvolutionStrategy.jl
@@ -1,9 +1,12 @@
 module OptimizationCMAEvolutionStrategy
 
 using Reexport
-@reexport using OptimizationBase
+# Not re-exported: the optimization API comes from `Optimization`/`OptimizationBase`,
+# which the user loads directly. This package's public surface is its own solvers.
+using OptimizationBase
+using SciMLLogging: @SciMLMessage
 using CMAEvolutionStrategy
-using OptimizationBase: SciMLBase
+using SciMLBase
 
 export CMAEvolutionStrategyOpt
 

diff --git a/lib/OptimizationCMAEvolutionStrategy/test/core_tests.jl b/lib/OptimizationCMAEvolutionStrategy/test/core_tests.jl
@@ -1,6 +1,7 @@
 using OptimizationCMAEvolutionStrategy, OptimizationBase
 using OptimizationBase: SciMLBase
 using Test
+import SciMLBase
 
 @testset "OptimizationCMAEvolutionStrategy.jl" begin
     rosenbrock(x, p) = (p[1] - x[1])^2 + p[2] * (x[2] - x[1]^2)^2

diff --git a/lib/OptimizationCMAEvolutionStrategy/test/qa/Project.toml b/lib/OptimizationCMAEvolutionStrategy/test/qa/Project.toml
@@ -10,10 +10,10 @@ Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 OptimizationBase = {path = "../../../OptimizationBase"}
 
 [compat]
-OptimizationBase = "5"
+OptimizationBase = "6"
 Aqua = "0.8"
 JET = "0.9, 0.10, 0.11"
 julia = "1.10"
-OptimizationCMAEvolutionStrategy = "0.3"
+OptimizationCMAEvolutionStrategy = "0.4"
 SciMLTesting = "2.1"
 Test = "1"
diff --git a/lib/OptimizationEvolutionary/Project.toml b/lib/OptimizationEvolutionary/Project.toml
@@ -1,7 +1,7 @@
 name = "OptimizationEvolutionary"
 uuid = "cb963754-43f6-435e-8d4b-99009ff27753"
 authors = ["Vaibhav Dixit <vaibhavyashdixit@gmail.com> and contributors"]
-version = "0.4.11"
+version = "0.5.0"
 [deps]
 OptimizationBase = "bca83a33-5cc9-4baa-983d-23429ab6bcbb"
 Evolutionary = "86b6b26d-c046-49b6-aa0b-5f0f74682bd6"
@@ -25,7 +25,7 @@ OptimizationBase = {path = "../OptimizationBase"}
 SciMLTesting = "2.1"
 Evolutionary = "0.11"
 LogExpFunctions = "0.3.28"
-OptimizationBase = "5"
+OptimizationBase = "6"
 Pkg = "1"
 Random = "1.10"
 Reexport = "1.2"

diff --git a/lib/OptimizationEvolutionary/src/OptimizationEvolutionary.jl b/lib/OptimizationEvolutionary/src/OptimizationEvolutionary.jl
@@ -1,7 +1,10 @@
 module OptimizationEvolutionary
 
 using Reexport
-@reexport using Evolutionary, OptimizationBase
+@reexport using Evolutionary
+# Not re-exported: the optimization API comes from `Optimization`/`OptimizationBase`,
+# which the user loads directly. This package's public surface is its own solvers.
+using OptimizationBase
 using SciMLBase
 
 SciMLBase.allowscallback(opt::Evolutionary.AbstractOptimizer) = true
-Original file line number
+Diff line change
@@ Expand Up / @@ -55,4 +55,5 @@ run_qa( @@
             ),
         ),
         ei_broken = (:no_implicit_imports,),
+        reexports_allow = OPTIMIZATION_CURATED_REEXPORTS,
     )