diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index fb1e0242..4dae0602 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 2.9.0
+current_version = 3.0.0
 commit = False
 tag = False
 
diff --git a/.github/ISSUE_TEMPLATE/bug_report.yml b/.github/ISSUE_TEMPLATE/bug_report.yml
index 950a67f4..370d0860 100644
--- a/.github/ISSUE_TEMPLATE/bug_report.yml
+++ b/.github/ISSUE_TEMPLATE/bug_report.yml
@@ -65,7 +65,7 @@ body:
       label: GSD
       description: |
         What version of GSD are you using?
-      placeholder: 2.9.0
+      placeholder: 3.0.0
     validations:
       required: true
   - type: markdown
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 4d78f584..d8e9c950 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -10,8 +10,8 @@ Change Log
 3.x
 ---
 
-3.0.0 (not yet released)
-^^^^^^^^^^^^^^^^^^^^^^^^
+3.0.0 (2023-06-16)
+^^^^^^^^^^^^^^^^^^
 
 *Added:*
 
@@ -36,10 +36,10 @@ Change Log
 
 *Removed:*
 
-* ``gsd.__version__`` - use `gsd.version.version`.
-* ``gsd.hoomd.Snapshot`` - use `gsd.hoomd.Frame`
+* ``gsd.__version__`` - use ``gsd.version.version``.
+* ``gsd.hoomd.Snapshot`` - use ``gsd.hoomd.Frame``
   (`#249 <https://github.com/glotzerlab/gsd/pull/249>`__).
-* ``gsd.hoomd.HOOMDTrajectory.read_frame`` - use `gsd.hoomd.HOOMDTrajectory.__getitem__`
+* ``gsd.hoomd.HOOMDTrajectory.read_frame`` - use ``gsd.hoomd.HOOMDTrajectory.__getitem__``
   (`#249 <https://github.com/glotzerlab/gsd/pull/249>`__).
 * The file modes ``'wb'``, ``'wb+'``, ``'rb'``,  ``'rb+'``, ``'ab'``, ``'xb'``, and ``'xb+'``. Use
   ``'r'``, ``'r+'``, ``'w'``, ``'x'``, or ``'a'``
diff --git a/Doxyfile b/Doxyfile
index a46b959c..b411a9c3 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -5,7 +5,7 @@
 #---------------------------------------------------------------------------
 DOXYFILE_ENCODING      = UTF-8
 PROJECT_NAME           = "GSD"
-PROJECT_NUMBER         = v2.9.0
+PROJECT_NUMBER         = v3.0.0
 PROJECT_BRIEF          = "General simulation data"
 PROJECT_LOGO           =
 OUTPUT_DIRECTORY       = devdoc
diff --git a/gsd/pygsd.py b/gsd/pygsd.py
index 3189deda..c7dfffcf 100644
--- a/gsd/pygsd.py
+++ b/gsd/pygsd.py
@@ -37,7 +37,7 @@
 from collections import namedtuple
 import sys
 
-version = "2.9.0"
+version = "3.0.0"
 
 logger = logging.getLogger('gsd.pygsd')
 
diff --git a/gsd/version.py b/gsd/version.py
index 14ce921a..250f74af 100644
--- a/gsd/version.py
+++ b/gsd/version.py
@@ -9,7 +9,7 @@
                    not the file layer version it reads/writes.
 """
 
-version = "2.9.0"
+version = "3.0.0"
 
 __all__ = [
     'version',
diff --git a/pyproject.toml b/pyproject.toml
index ffa97099..23fd8555 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,7 @@
 [project]
 requires-python = ">=3.6"
 name = "gsd"
-version = "2.9.0"
+version = "3.0.0"
 description = "General simulation data file format."
 readme = "README.md"
 license = {text = "BSD-2-Clause"}
@@ -25,7 +25,7 @@ gsd = "gsd.__main__:main"
 [project.urls]
 Homepage = "https://gsd.readthedocs.io"
 Documentation = "https://gsd.readthedocs.io"
-Download = "https://github.com/glotzerlab/gsd/releases/download/v2.9.0/gsd-v2.9.0.tar.gz"
+Download = "https://github.com/glotzerlab/gsd/releases/download/v3.0.0/gsd-3.0.0.tar.gz"
 Source = "https://github.com/glotzerlab/gsd"
 Issues = "https://github.com/glotzerlab/gsd/issues"