Linux/Unix OSS Bookmark

This is a bookmark of Linux OSS software in different categories. This is a cut and paste from different blogs. I try to keep this in one place for easy future reference.

Monitoring Tools

Nagios is currently the king of open-source monitoring tools.
Zabbix scales well and might be posed to give Nagios a run for its money.
Ganglia is one of those must-have tools for Linux environments of any size. Its strengths include trending and performance monitoring.

Configuration Management
Cfengine is the grandfather of configuration management systems.
Puppet is a highly regarded Ruby-based tool that should be considered by anyone considering a configuration management solution.

Provisioning is the process of installing the operating system on a machine and performing basic system configuration.

Rocks is a Linux distribution with built-in network installation infrastructure. Rocks is great for quickly deploying large clusters of Linux servers though it can be difficult to use in mixed Linux distro environments.
Spacewalk is Red Hat’s open-source systems management solution.
Cobbler, part of the Fedora Project, is a lightweight system installation server that works well for installing physical and virtual systems.


AMaViS Mail virus scanner
Avast! Virus protection, with anti-spyware and anti-rootkit software
AVG Free Anti-virus and Anti-spyware software
ClamAV Anti-virus toolkit for e-mail scanning on mail gateways
P3Scan Scans email messages

Firewalls / Network Gateways
ClarkConnect Dedicated firewall and Internet server/gateway
FireHOL Stateful iptables packet filtering firewall configurator
Firestarter Visual firewall program
Netfilter Packet filtering framework
IPCop Linux firewall distribution
ShellTer Iptables-based firewall
Shorewall High-level tool for configuring Netfilter
Untangle Quality open source alternative to SonicWALL and WatchGuard
Turtle Firewall Firewall configuration project based on Linux 2.4.x/2.6.x and iptables
Vuumuur Powerful firewall manager built on top of iptable
pfSense Powerfull firewall/router with web interface based on freebsd
ipfire Powerfull firewall/router with web interface based on linux kernel

Security Management
AlienVault Open Source SIM

VPN Tools
Poptop PPTP server solution
OpenVPN Full-featured SSL VPN solution
SSL Explorer Fully-featured, web-based SSL VPN server

Log File Analyzers
AWStats Advanced web, streaming, ftp or mail server statistics, graphically
IPtables Log Analyzer Analyzes the log output from an iptables firewall
tcpreplay Use previously captured traffic in libpcap format to test network devices
tcptrace Analyze TCP dump files
The Webalizer Web server log file analysis

GnuPG Encrypt and sign data and communication
MailCrypt Simple interface to public key cryptography with PGP
MCrypt Developer tool for adding a wide range of encryption functions
OpenSignature Digital signature of documents
PeaZip Portable, open source archiving, encryption and file split tool
Seahorse GNOME application for managing encryption keys
Steghide Hide data in various kinds of image- and audio-files
Stunnel Encrypt arbitrary TCP connections inside SSL (Secure Sockets Layer)
TrueCrypt Disk encryption software

Network Traffic Monitor

Email and Groupware

High Scalability

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