Wsmake is a make tool written in C/C++ for website development and maintenance. It features tag substitution, page ordering, and 'make'-like dependency checking.
The Z83 C Compiler is an optimizing cross compiler for a language very similar to C targeted toward the TI83+. The output from the compiler may be assembled with TASM (http://home.comcast.net/~tasm/) or ZASM (http://lpg.ticalc.org/prj_zasm/).
Yacc-to-Latex pretty printer/convertor
Y2L is a Yacc-to-Latex pretty printer/convertor. It converts Yacc grammar descriptions into EBNF descriptions in LaTeX or plain ASCII. It's written entirely in AWK.