diff --git a/AUTHORS.txt b/AUTHORS.txt
index bc11edd..23f70f8 100644
--- a/AUTHORS.txt
+++ b/AUTHORS.txt
@@ -6,6 +6,7 @@ Angelos Plastropoulos
 Chris Byrohl
 Chris De Grendele
 @contre
+David Young
 Daniel Nachbaur
 Dennis Gläser
 Dmitri Bichko
@@ -16,6 +17,7 @@ George Sedov
 Haoran Ni
 Henry Schreiner
 @hn-sl
+@holmesv3
 Hunter Belanger
 @JaWSnl
 Jia Li
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 871e0b1..6cd09c9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,14 @@
 # Changes
+## Version 3.3.0 - 2025-12-22
+### New Feature
+    - Support HDF5 v2.0.0. (#78) Thanks to @holmesv3
+    - Support mdspan. (#95)
+
+### Improvements
+    - Fewer dynamic allocations during regular hyperslab selection (#101).
+      Thanks to @antonysigma
+    - Fewer typos and broken links (#105). Thanks @the-user-created
+
 ## Version 3.2.0 - 2025-09-23
 ### New Feature
     - Support check if an integer is signed. (#78)
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5f64e0a..4319cc7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.13)
 cmake_policy(VERSION 3.13)
 
-project(HighFive VERSION 3.2.0)
+project(HighFive VERSION 3.3.0)
 
 # Configure HighFive
 # ------------------
diff --git a/README.md b/README.md
index 1fa0331..386b8d0 100644
--- a/README.md
+++ b/README.md
@@ -41,11 +41,13 @@ target_link_libraries(foo HighFive::HighFive)
 
 ### Feature support
 - create/read/write files, datasets, attributes, groups, dataspaces.
-- automatic memory management / ref counting
-- automatic conversion (serialization) of STL, Boost, Eigen and XTensor containers from/to any dataset
+- automatic closing of files, groups, etc.
+- effortless serialization of STL containers (array, vector, span and mdspan)
+- ... and popular third-party array types: Boost, Eigen and XTensor
 - automatic conversion of `std::string` to/from variable- or fixed-length string dataset
 - simplified APIs for common selections and full support of (irregular) HyperSlabs
-- parallel HDF5 using MPI
+- all HDF5 versions from 1.8 to 2.x
+- ... including parallel HDF5 using MPI
 - Singe Writer, Multiple Reader (SMWR) mode
 - Advanced types: Compound, Enum, Arrays of Fixed-length strings, References
 - half-precision (16-bit) floating-point datasets
diff --git a/include/highfive/H5Version.hpp b/include/highfive/H5Version.hpp
index c6136b4..35b092a 100644
--- a/include/highfive/H5Version.hpp
+++ b/include/highfive/H5Version.hpp
@@ -9,7 +9,7 @@
 #pragma once
 
 #define HIGHFIVE_VERSION_MAJOR 3
-#define HIGHFIVE_VERSION_MINOR 2
+#define HIGHFIVE_VERSION_MINOR 3
 #define HIGHFIVE_VERSION_PATCH 0
 
 /** \brief Concatenated representation of the HighFive version.
@@ -24,10 +24,10 @@
  *  std::cout << STRINGIFY_VALUE(HIGHFIVE_VERSION) << "\n";
  *  \endcode
  */
-#define HIGHFIVE_VERSION 3.2.0
+#define HIGHFIVE_VERSION 3.3.0
 
 /** \brief String representation of the HighFive version.
  *
  *  \warning This macro only exists from 2.7.1 onwards.
  */
-#define HIGHFIVE_VERSION_STRING "3.2.0"
+#define HIGHFIVE_VERSION_STRING "3.3.0"