GenScriber is a transcription editor for census records, church records, birth, marriage ,baptisms, burials, index records, etc. Data can be entered in a spreadsheet grid, or a word processor text editor. Both types of input provide stable, non-volatile editors, designed for genealogical data input. All cell inputs are alphanumeric. No assumptions are made about the data type. Dates and values remain exactly as you entered them. The worksheet and text pad work independently. They can be used to edit different data by switching between the tabs. It is of course possibly to copy/paste data between the editors.
Arno's IPTABLES Firewall Script is a secure stateful firewall for both single and multi-homed machines. It supports NAT and SNAT, port forwarding, ADSL ethernet modems with both static and dynamically assigned IPs, MAC address filtering, stealth port scan detection, DMZ support, protection against SYN/ICMP flooding, experimental IPv6 support, multi-interface/aliased-IP support, and extensive user definable logging with rate limiting to prevent log flooding. It has plugin support to add extra features (like SSH Brute Force protection and (Racoon) IPSEC support). It is easy to configure and highly customizable. A filter script that makes your firewall log more readable is also included.
MatrixSSL is an embedded SSL and TLS implementation designed for small footprint devices and applications requiring low overhead per connection. The library is less than 50Kb on disk with cipher suites. It includes client and server support through TLS 1.2, mutual authentication, session resumption, and implementations of RSA, ECC, AES, 3DES, ARC4, SHA2, SHA1, and MD5. The source is well documented and contains portability layers for additional operating systems, cipher suites, and cryptography providers.