HAProxy is a TCP/HTTP reverse proxy which is particularly suited for high availability environments. It features connection persistence through HTTP cookies, load balancing, header addition, modification, deletion both ways. It has request blocking capabilities and provides interface to display server status.

Contains the following scripts, dependencies/recommendations shown in brackets afterwards:

QPDF is a program that can be used to linearize (web-optimize), encrypt (password-protect), decrypt, and inspect PDF files from the command-line. It does these and other structural, content-preserving transformations on PDF files, reading a PDF file as input and creating a new one as output. It also provides many useful capabilities to developers of PDF-producing software or for people who just want to look at the innards of a PDF file to learn more about how they work.

Small, stable system add-on that continuously and automatically adapts available virtual memory space to your actual memory needs. Claims disk space for use as swap space when needed; frees it up for use by the filesystem when not needed.

EncFS integrates file system encryption into the Unix(TM) file system. Encrypted data is stored within the native file system, thus no fixed-size loopback image is required.