News

[24-Oct-2025]
The v0.40 release introduces major enhancements across GDB Server, Reset Management, and flashing operation. The GDB Server now supports multiple concurrent client connections to the same server, improved logging, and accurate architecture reporting.

[04-Jul-2025]
The v0.37.0 release marks a significant milestone, introducing built-in support for CMSIS-Toolbox Run and Debug Management, delivering a streamlined method for specifying debug targets, and incorporating critical bug fixes.

[07-May-2023]
The v0.35 release is out that adds the major feature of [Open-CMSIS-Pack debug sequence support]((https://pyocd.io/docs/open_cmsis_pack_support.html), and plenty of other improvements and fixes.

[04-Oct-2021]
pyOCD has several new community resources: the pyocd.io website, a Slack workspace, and a mailing list for announcements.

[19-Jun-2021]
Branch configuration changes: the default branch master has been renamed to main, and a develop branch has been added to be used for active development. New pull requests should generally target develop. See this discussion for more information about this change.

[27-Feb-2021]
Python 2 support has been dropped! Version 0.29 is the last version to support Python 2. If there is a critical issue on 0.29 that is a blocker for you and you cannot move to Python 3, please raise an issue.

[04-Oct-2020]
PyOCD has moved to its own organization on GitHub! You will continue to see further changes to increase communication and make pyOCD a more independent and open project.