| LL-4.1 | A double-linked list handler library | 
| OpenSP-1.5.5 | An implementation of the style language DSSSL | 
| Regina-2.0 | The Regina Rexx interpreter and demos | 
| SmallEiffel-98 | The GNU Eiffel Compiler | 
| UConio-1.0.2 | The long lost conioh header file and lib | 
| Xarm-1.2.3 | This library is a C++ wrapper for Motif | 
| appbuild-0.8 | Scripts to simplify writing Xt applications | 
| avl-1.4.0 | Balanced AVL binary tree routines for C | 
| awk2c-0.50 | An awk to C Translator based on GAWK | 
| awka-0.7.5 | An open source implementation of AWK | 
| bwbasic-2.20pl2 | Bywater BASIC interpreter and shell | 
| byacc-20130925 | Berkeley Yacc is an LALR(1) parser generator | 
| byacc-20170709 | Berkeley Yacc is an LALR(1) parser generator | 
| byacc-20200910 | Berkeley Yacc is an LALR(1) parser generator | 
| byacc-20241231 | Berkeley Yacc is an LALR(1) parser generator | 
| c2man-2.41 | A C Language prototype documentation tool | 
| cgihtml-1.69 | A set of CGI and HTML routines written in C | 
| commoncpp2-0.99.3 | This is the initial release of GNU Common C++ 2 | 
| cxref-1.6c | A C Cross Referencing and documenting tool | 
| cxref-1.6e | A C Cross Referencing and documenting tool | 
| datalib-1.05 | A basic data structure implementation for C programmers | 
| elk-3.0 | Nother implementation of Scheme, with extensions | 
| esh-0.8.5 | A new shell for Unix written from scratch | 
| f2c-95.01.12 | Fortran 77 to C (or C++) converter | 
| flecs90-1.0 | A processor to translate FLECS code to F90 | 
| gc-7.2e | A conservative garbage collector for C and C++ | 
| gc-7.6.0 | A conservative garbage collector for C and C++ | 
| gc-8.0.4 | A conservative garbage collector for C and C++ | 
| gc-8.2.8 | A conservative garbage collector for C and C++ | 
| gofer-2.30a | Another interactive functional programming environment | 
| hp_mas-1.0 | Assessment tool for analyzing C programs | 
| icon-9.3.2 | A programming language used for non-numerical computation | 
| isl-0.18 | Thread-safe library for manipulating sets | 
| isl-0.24 | Thread-safe library for manipulating sets | 
| klm-1.6 | A lisp-based scripting environment for Motif | 
| libar-0.2 | A flexible array, that grows as needed | 
| libdlist-1.0 | A double linked list library | 
| libscheme-0.5 | A C library implementing Scheme | 
| libsem-1.1 | A Semaphore creation library for C programmers | 
| libunicode-0.7 | A set of string handling functions | 
| m4-1.4.17 | The traditional Unix macro processor | 
| m4-1.4.18 | The traditional Unix macro processor | 
| m4-1.4.20 | The traditional Unix macro processor | 
| motif_qr-1.2 | A quick reference card for Motif | 
| mxgdb-1.2.1 | A Motif based interface to the GNU gdb debugger | 
| pcre-8.34 | Perl-compatible regular expression libraries | 
| pcre-8.41 | Perl-compatible regular expression libraries | 
| pcre-8.44 | Perl-compatible regular expression libraries | 
| pcre-8.45 | Perl-compatible regular expression libraries | 
| pcre2-10.46 | New API version of the Perl-compat regexp library | 
| pcre2-10.47 | New API version of the Perl-compat regexp library | 
| perl-5.10.1 | Practical Extraction and Report Language | 
| perl-5.32.0 | Practical Extraction and Report Language | 
| perl-5.34.1 | Practical Extraction and Report Language | 
| php-5.5.8 | Web development scripting language that is HTML-embeddable | 
| php-5.6.31 | Web development scripting language that is HTML-embeddable | 
| php-7.4.11 | Web development scripting language that is HTML-embeddable | 
| php-7.4.33 | Web development scripting language that is HTML-embeddable | 
| posix-1.0 | Source code for the POSIX standard | 
| python-2.7.18 | A sophisticated interpreted OOP language | 
| python-3.10.14 | A sophisticated interpreted OOP language | 
| python-3.11.10 | A sophisticated interpreted OOP language | 
| python-3.11.11 | A sophisticated interpreted OOP language | 
| python-3.11.12 | A sophisticated interpreted OOP language | 
| python-3.11.13 | A sophisticated interpreted OOP language | 
| python-3.11.14 | A sophisticated interpreted OOP language | 
| python-3.9.19 | A sophisticated interpreted OOP language | 
| sgmls-1.1 | A validating SGML parser | 
| siod-3.2 | A small implementation of the Scheme language | 
| sizzle-0.0.31 | An embeddable Scheme Interpreter | 
| slisp-1.1 | A simple, small, LISP interpreter | 
| smalltalk-1.8.1 | The latest version of GNU Smalltalk | 
| spin-1.0 | A command language interpreter library | 
| str-0.9.6 | A generic C strings library  | 
| swi-1.8.9 | This is a Prolog implementation in the Edinburgh tradition | 
| tagl-2.0 | A Three dimensional advanced C++ graphic library | 
| ucblogo-3.3 | Berkeley Logo interpreter | 
| unproto-4.2 | Program to help compile ANSII C with a K&R compiler |