Write (X)Emacs extensions in Perl. Invoke Perl from Elisp and Elisp from Perl. Command the powerful Emacs scripting API using your choice of language.
Ange ftp over SSH is a Perl wrapper around ssh that emulates an ftp client. This allows emacs to edit remote files using the ange-ftp package.
Oneliner integrates UNIX shell with Emacs text editor. Oneliner provides various syntax for integration. (e.g. You can connect 'shell pipe' and 'Emacs buffer' directly with simple syntax.)
Records mode allows Emacs users to keep an online personal journal. Records indexes your personal journal by subject and date, understands web compatible links to a variety of documents, keeps track of TODO lists and operates as an editor and a browser.
Collection of tools for input, reading, processing, and typesetting Taiwanese language. Includes SCIM and quail input methods, Firefox dictionary plugin, plus scripts for LaTeX and HTML generation.
A freely available clone of the excellent molecular modelling program "O" from Alwyn Jones.
The "Lib45" string search library provides routines that generate fast string searching code at run-time. The library is written in Assembly language for Intel 32bit CPUs.