Flexlm

Flex License Manager is a form of DRM used on IRIX and other UNIX systems to lock out features and programs and authenticate them in a centralized form.

Purpose

As prefaced, this is an early form of software DRM. The license files are a plaintext file containing all centralized flexlm license keys. It contains the registrant, serial info, expiration date etc.

License Locations

/var/flexlm/license.dat Primary for most software.
/etc/flexlm/license.dat XLV licensing will check here if /var is mounted externally.

Common Software

Alias, Power Animator and Maya
Wavefront products
Autodesk products
Foundry
Softimage
MATLAB
ANSYS

Cracking

While we do not condone piracy, a HaxForce FlexLM license is available at Flexlm-License