diff --git a/README.md b/README.md
index c1cd609..a2b7af0 100644
--- a/README.md
+++ b/README.md
@@ -74,6 +74,7 @@ A curated list of awesome Python frameworks, libraries and software. Inspired by
 * [pyenv](https://github.com/yyuu/pyenv) - Simple Python version management.
 * [virtualenv](https://pypi.python.org/pypi/virtualenv) - A tool to create isolated Python environments.
 * [virtualenvwrapper](https://pypi.python.org/pypi/virtualenvwrapper) - A set of extensions to virtualenv
+* [PyRun](https://www.egenix.com/products/python/PyRun/) - A open-source, one-file, no-installation-needed version of Python
 
 ## Package Management