It is especially suitable for cross-platform rapid application development, website creation, and steering of scientific applications. Although Python is copyrighted, the source code is freely available, and unlike GNU software, it can be commercially re-sold. Python Software Foundation Modeled after the successful Apache Software Foundation, the PSF's mandate is to provide educational, legal, and financial resources to the Python community. Responsible for holding Python' s intellectual property, the PSF also acts as an educational resource, maintains the Python website, and fosters Python user groups. A small program written in a scripting language such as Perl or Python.
Scripts usually perform some batch processing function with human intervention.
Sendmail Standards-based Internet Mail platform responsible for powering over 75 percent of the Internet's mail servers. It is the de facto implementation standard for email transfer on the Internet. Sendmail is flexible, highly configurable and is designed to reliably route messages from one network to another. It is renowned for its scalability, reliability, security, and performance. Because of these traits and its availability as Open Source software, sendmail has proved critical to the growth of electronic mail usage.