Subversion
Used by 20 peoplesubversion.tigris.org ↗

“I use SVN for version control with The Magazine and TidBITS as well.”
Glenn Fleishman Interview, Editor (The Magazine), podcaster (The New Disruptors) · via Uses This 
“Even when my publisher, O'Reilly, forces me to use SVN for writing books, I just use git-svn.”
Mitchell Hashimoto Interview, Entrepeneur, developer (Vagrant) · via Uses This 
“I use GNU tools and SVN for writing and managing code, and I mainly program in C and assembly.”
Andrew Huang Interview, Hardware misfit · via Uses This 
“All of our source code is managed with Subversion, so that's available wherever I go.”
Steven Frank Interview, Mac developer, co-founder of Panic · via Uses This