* Semantic: (semantic). Source code parser library and utilities.
* SES: (ses). Simple Emacs Spreadsheet.
* Speedbar: (speedbar). File/Tag summarizing utility.
+* SRecode: (srecode). Template code generator.
* VIP: (vip). An older VI-emulation for Emacs.
* VIPER: (viper). A VI-emulation mode for Emacs.
* WoMan: (woman). Browse UN*X Manual Pages "W.O. (without) Man".