Lokiwall is a firewall script for Linux. In addition to the standard function of easily limiting network traffic, it features dual routing (using two Internet connections simultaniously), connection fail-over, load balancing, traffic control, advanced masquerading, advanced DNAT, and advanced marking (to direct specific traffic to a certain interface). The advanced features require some kernel patches. The standard features will work on a default Linux system with iptables and iproute2.
Swan is a bandwidth manager and Internet gateway that effectively controls and manages the collective bandwidth of an organization. As an Internet gateway it includes a transparent proxy, caching engine, access control lists, caching DNS server, logging and monitoring tools, an authentication mechanism, bandwidth clubbing, and policy management. It is ideal for ISPs, corporations, schools, colleges, etc. Both GUI and console-based interfaces are available for controlling the software. Installation is through a bootable CD that automatically formats the system.
DYE is the Do-it-Yourself Embedded Environment Framework, a cross-development uClib-based toolchain and base system framework which is composed of the required source tarballs and patches and scripts to build the whole thing. The main goal is having total control about all pieces assembled for an embedded environment, starting from the toolchain and using a very easy and customizable set of Bash scripts to do everything.
Cinabox (Continuous Integration in a Box) automates the setup of a Continuous Integration (CI) system by doing The Simplest Thing That Could Possibly Work. It consists of two simple scripts to set up a cruisecontrolrb CI server from scratch on an Ubuntu 8.04 system: one script to bootstrap Ruby, and another script to set up CI.
MBFL is a collection of libraries for the GNU Bash shell. It is an attempt to make GNU Bash a viable solution for medium sized scripts. A set of modules implementing common operations and a script template are offered by this package. The author has used them with success in implementing non-small scripts.