Every plugin adds startup time and I/O. Go to File → Settings → Plugins and disable:
If you have a preferred method for creating portable IDEs, let me know! I can also compare this to running if that is an option for you. Install PyCharm - JetBrains
It leaves no registry entries, temporary file junk, or leftover directories on the host computer. pycharm community edition portable
: Note that starting with version 2025.1 , JetBrains has unified the Community and Professional editions into one installer. You can still use core features for free after an initial 30-day Pro trial.
Windows assigns drive letters dynamically. If your drive is labeled E: on your home computer but becomes F: on a work computer, you may need to re-point PyCharm to your portable Python interpreter path upon launch. Conclusion Every plugin adds startup time and I/O
file. You must uncomment and redirect the following paths to your portable drive to ensure settings aren't saved to the host computer's idea.config.path idea.system.path idea.plugins.path idea.log.path Pair with Portable Python:
: Offers a modified PyCharm Community Portable launcher specifically designed for Windows. Install PyCharm - JetBrains It leaves no registry
JetBrains doesn't offer an official portable version, but with a few tricks, you can build your own.
| Aspect | Portable PyCharm CE | Installed PyCharm | |--------|---------------------|-------------------| | | 15–30 sec (USB 3) | 3–5 sec (SSD) | | Indexing speed | Slower on large projects | Fast | | USB wear | High (constant logs/cache) | N/A | | Plugins | Fully portable | Fully installed | | Auto-updates | Manual (run updater then recopy) | Automatic |