GNU Emacs

See the following -

Oldies But Goodies: Seven Projects Still Rocking Open Source

Dave Gruber | Open Source Delivers | October 2, 2012

We all get excited about the latest hot open source projects like CloudStack and Boot to Gecko — they’re new and exciting and the possibilities seem endless.  But what about the many long-running projects that have been core to the world of open source for decades? The ones that have truly stood the test of time? Read More »

The 10 oldest, significant open-source programs

Steven J. Vaughan-Nichols | ZDNet | January 13, 2013

Does open-source software still seem "new" to you? Think again, its roots go back decades. Read More »