From the homepage:
Completely free enterprise-ready Python distribution for large-scale data processing, predictive analytics, and scientific computing
- 125+ of the most popular Python packages for science, math, engineering, data analysis
- Completely free – including for commercial use and even redistribution
- Cross platform on Linux, Windows, Mac
- Installs into a single directory and doesn’t affect other Python installations on your system. Doesn’t require root or local administrator privileges.
- Stay up-to-date by easily updating packages from our free, online repository
- Easily switch between Python 2.6, 2.7, 3.3, and experiment with multiple versions of libraries, using our conda package manager and its great support for virtual environments
In addition to maintaining Anaconda as a free Python distribution, Continuum Analytics offers consulting/training services and commercial packages to enhance your use of Anaconda.
Before hitting “download,” know that the Linux 64-bit distribution is just short of 649 MB. Not an issue for most folks but there are some edge cases where it might be.