📌 Prepare everything for a v2.3.0 release

Signed-off-by: Lukas Burgholzer <burgholzer@me.com>

Author: burgholzer

.github/workflows/ci.yml

@@ -150,7 +150,7 @@ jobs:
       clang-version: 20
       cmake-args: -DBUILD_MQT_DDSIM_BINDINGS=ON
       files-changed-only: true
-      install-pkgs: "nanobind==2.11.0"
+      install-pkgs: "nanobind==2.12.0"
       setup-python: true
       cpp-linter-extra-args: "-std=c++20"
 

.pre-commit-config.yaml

@@ -45,14 +45,14 @@ repos:
 
   ## Check pyproject.toml file
   - repo: https://github.com/henryiii/validate-pyproject-schema-store
-    rev: 2026.04.11
+    rev: 2026.04.21
     hooks:
       - id: validate-pyproject
         priority: 0
 
   ## Ensure uv.lock is up to date
   - repo: https://github.com/astral-sh/uv-pre-commit
-    rev: 0.11.6
+    rev: 0.11.7
     hooks:
       - id: uv-lock
         priority: 0
@@ -69,7 +69,7 @@ repos:
 
   ## Check for typos
   - repo: https://github.com/adhtruong/mirrors-typos
-    rev: v1.45.0
+    rev: v1.45.1
     hooks:
       - id: typos
         priority: 3
@@ -102,7 +102,7 @@ repos:
 
   ## Format configuration files with prettier
   - repo: https://github.com/rbubley/mirrors-prettier
-    rev: v3.8.2
+    rev: v3.8.3
     hooks:
       - id: prettier
         types_or: [yaml, markdown, html, css, scss, javascript, json, json5]
@@ -120,15 +120,15 @@ repos:
 
   ## Format C++ files with clang-format
   - repo: https://github.com/pre-commit/mirrors-clang-format
-    rev: v22.1.3
+    rev: v22.1.4
     hooks:
       - id: clang-format
         types_or: [c++, c, cuda]
         priority: 5
 
   ## Format and lint Python files with ruff
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.15.10
+    rev: v0.15.11
     hooks:
       - id: ruff-format
         types_or: [python, pyi, jupyter, markdown]

CHANGELOG.md

@@ -9,6 +9,15 @@ This project adheres to [Semantic Versioning], with the exception that minor rel
 
 ## [Unreleased]
 
+_If you are upgrading: please see [`UPGRADING.md`](UPGRADING.md#230)._
+
+## [2.3.0] - 2026-04-23
+
+### Changed
+
+- ⬆️ Update `mqt-core` to version 3.5.1 ([#847]) ([**@burgholzer**])
+- ⬆️ Update `nanobind` to version 2.12.0 ([#847]) ([**@burgholzer**])
+
 ## [2.2.0] - 2026-02-19
 
 _If you are upgrading: please see [`UPGRADING.md`](UPGRADING.md#220)._
@@ -88,14 +97,16 @@ _📚 Refer to the [GitHub Release Notes] for previous changelogs._
 
 <!-- Version links -->
 
-[unreleased]: https://github.com/munich-quantum-toolkit/ddsim/compare/v2.2.0...HEAD
+[unreleased]: https://github.com/munich-quantum-toolkit/ddsim/compare/v2.3.0...HEAD
+[2.3.0]: https://github.com/munich-quantum-toolkit/ddsim/releases/tag/v2.3.0
 [2.2.0]: https://github.com/munich-quantum-toolkit/ddsim/releases/tag/v2.2.0
 [2.1.0]: https://github.com/munich-quantum-toolkit/ddsim/releases/tag/v2.1.0
 [2.0.0]: https://github.com/munich-quantum-toolkit/ddsim/releases/tag/v2.0.0
 [1.24.0]: https://github.com/munich-quantum-toolkit/ddsim/releases/tag/v1.24.0
 
 <!-- PR links -->
 
+[#847]: https://github.com/munich-quantum-toolkit/ddsim/pull/847
 [#779]: https://github.com/munich-quantum-toolkit/ddsim/pull/779
 [#773]: https://github.com/munich-quantum-toolkit/ddsim/pull/773
 [#770]: https://github.com/munich-quantum-toolkit/ddsim/pull/770

UPGRADING.md

@@ -4,6 +4,10 @@ This document describes breaking changes and how to upgrade. For a complete list
 
 ## [Unreleased]
 
+## [2.3.0]
+
+This release updates the minimum required `mqt-core` version to `v3.5.1` as well as the `nanobind` version to `v2.12.0`.
+
 ## [2.2.0]
 
 ### Python wheels
@@ -88,7 +92,8 @@ The default compilers of our test systems support all relevant features of the s
 
 <!-- Version links -->
 
-[unreleased]: https://github.com/munich-quantum-toolkit/ddsim/compare/v2.2.0...HEAD
+[unreleased]: https://github.com/munich-quantum-toolkit/ddsim/compare/v2.3.0...HEAD
+[2.3.0]: https://github.com/munich-quantum-toolkit/ddsim/compare/v2.2.0...v2.3.0
 [2.2.0]: https://github.com/munich-quantum-toolkit/ddsim/compare/v2.1.0...v2.2.0
 [2.1.0]: https://github.com/munich-quantum-toolkit/ddsim/compare/v2.0.0...v2.1.0
 [2.0.0]: https://github.com/munich-quantum-toolkit/ddsim/compare/v1.24.0...v2.0.0

cmake/ExternalDependencies.cmake

@@ -33,11 +33,11 @@ if(BUILD_MQT_DDSIM_BINDINGS)
 endif()
 
 # cmake-format: off
-set(MQT_CORE_MINIMUM_VERSION 3.4.1
+set(MQT_CORE_MINIMUM_VERSION 3.5.1
     CACHE STRING "MQT Core minimum version")
-set(MQT_CORE_VERSION 3.5.0
+set(MQT_CORE_VERSION 3.5.1
     CACHE STRING "MQT Core version")
-set(MQT_CORE_REV "848371e7fd5a81c906e8f2b9a1983cd89ffa4990"
+set(MQT_CORE_REV "3c0ba57083ca797bcdca24e8813ba46acf5da5f5"
     CACHE STRING "MQT Core identifier (tag, branch or commit hash)")
 set(MQT_CORE_REPO_OWNER "munich-quantum-toolkit"
     CACHE STRING "MQT Core repository owner (change when using a fork)")

include/PathSimulator.hpp

@@ -22,7 +22,7 @@
 #include <list>
 #include <map>
 #include <memory>
-#include <nlohmann/json_fwd.hpp>
+#include <nlohmann/json.hpp>
 #include <stdexcept>
 #include <string>
 #include <taskflow/core/async.hpp> // IWYU pragma: keep

pyproject.toml

@@ -8,10 +8,10 @@
 
 [build-system]
 requires = [
-  "nanobind~=2.11.0",
+  "nanobind~=2.12.0",
   "scikit-build-core>=0.12.2",
   "setuptools-scm>=9.2.2",
-  "mqt.core~=3.4.1",
+  "mqt.core~=3.5.1",
 ]
 build-backend = "scikit_build_core.build"
 
@@ -48,7 +48,7 @@ classifiers = [
 ]
 requires-python = ">=3.10"
 dependencies = [
-    "mqt.core[qiskit]~=3.4.1",
+    "mqt.core[qiskit]~=3.5.1",
     "qiskit>=1.1",
 ]
 dynamic = ["version"]
@@ -299,10 +299,10 @@ test-skip = [
 environment = { DEPLOY = "ON" }
 # The SOVERSION needs to be updated when the shared libraries are updated.
 repair-wheel-command = """auditwheel repair -w {dest_dir} {wheel} \
---exclude libmqt-core-ir.so.3.4 \
---exclude libmqt-core-qasm.so.3.4 \
---exclude libmqt-core-circuit-optimizer.so.3.4 \
---exclude libmqt-core-dd.so.3.4"""
+--exclude libmqt-core-ir.so.3.5 \
+--exclude libmqt-core-qasm.so.3.5 \
+--exclude libmqt-core-circuit-optimizer.so.3.5 \
+--exclude libmqt-core-dd.so.3.5"""
 
 [tool.cibuildwheel.macos]
 environment = { MACOSX_DEPLOYMENT_TARGET = "11.0" }
@@ -337,10 +337,10 @@ mqt-ddsim = { workspace = true }
 
 [dependency-groups]
 build = [
-  "nanobind~=2.11.0",
+  "nanobind~=2.12.0",
   "scikit-build-core>=0.12.2",
   "setuptools-scm>=9.2.2",
-  "mqt.core~=3.4.1",
+  "mqt.core~=3.5.1",
 ]
 docs = [
   "breathe>=4.36.0",
@@ -359,8 +359,8 @@ docs = [
   "qiskit[visualization]>=1.0.0",
 ]
 test = [
-  "pytest>=9.0.1",
-  "pytest-cov>=7.0.0",
+  "pytest>=9.0.3",
+  "pytest-cov>=7.1.0",
   "pytest-sugar>=1.1.1",
   "pytest-xdist>=3.8.0",
   "numpy>=2.1; python_version >= '3.13'",
@@ -369,6 +369,6 @@ test = [
 dev = [
   {include-group = "build"},
   {include-group = "test"},
-  "nox>=2025.11.12",
-  "ty==0.0.29",
+  "nox>=2026.04.10",
+  "ty==0.0.32",
 ]

python/mqt/ddsim/provider.py

@@ -76,7 +76,7 @@ def backends(
             filters: Additional filtering criteria.
             kwargs: Additional filtering criteria.
         """
-        backends = [
+        backends: list[Backend] = [
             backend_cls() for backend_name, backend_cls in self._BACKENDS if name is None or backend_name == name
         ]
         return cast("list[BackendV2]", filter_backends(backends, filters=filters, **kwargs))