CotEditor is open-source software developed by the CotEditor project. The source code is available for download at the CotEditor Project page on GitHub.
The source code of CotEditor is licensed under the terms of the Apache License, Version 2.0. The image resources in CotEditor are licensed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License (CC BY-NC-ND 4.0).
Apache License, Version 2.0
Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
For a copy of the Apache License, see Apache License, Version 2.0.
CotEditor relies on open-source code from third parties. To find the libraries used:
Go to the CotEditor app
on your Mac.
Choose CotEditor > About CotEditor.
Click Licenses.
CotEditor was originally made by nakamuxu, and now is developed by 1024jp.
© 2005-2009 nakamuxu
© 2011, 2014 usami-k
© 2013-2026 1024jp