I'm not a crazy programmer. Yet I like programming and hope my software can be useful.

Windows front-end for ccrypt

ccrypt is a strong and easy-to-use utility for encrypting and decrypting files and streams. As some people like button-click style usage, I've made two scripts works for this purpose. see here (Japanese).

Java digest program

A really simple digest calculating program written in Java. Use it to calculate MD5 or SHA1 (or more if JVM supports) of files. Java source, compiled binary. Usage: "java digest [-algorithm] filenames" (e.g., java digest -md5 foo or java digest -sha1 bar).

JWebPresenter

JWebPresenter is a remote presenting system. See its page at sourceforge please: zhao.sourceforge.net.

findSCSS

A JAVA applet (application) implements paper "A nearly linear time 5/3-approximation of the minimum strongly connected spanning subgraph" (later renamed -- improved -- to "A linear time 5/3-approximation for the minimum strongly-connected spanning subgraph problem").