Source Forge's traditional revenue model is through advertising banner sales on their site. In 2009 Source Forge announced a new site platform known as Allura, which would be an extensible, open source platform licensed under the Apache License, utilizing components such as Python and Mongo DB, and offering REST APIs.In July 2013 Source Forge announced that it would provide project owners with an optional feature called Dev Share, which places closed-source ad-supported content into the binary installers and gives the project part of the ad revenue.Image registration involves spatially transforming the source/moving image(s) to align with the target image.The reference frame in the target image is stationary, while the other datasets are transformed to match to the target.In a statement, GIMP called Source Forge a once "useful and trustworthy place to develop and host FLOSS applications" that now faces "a problem with the ads they allow on their sites ..." GIMP said "To us, this firmly places Source Forge among the dodgy crowd of download sites." On June 1, 2015, Source Forge claimed that they stopped coupling "third party offers" with unmaintained Source Forge projects.Since this announcement was made, a number of other developers have reported that their Source Forge projects had been taken over by Source Forge staff accounts (but have not had binaries edited), including nmap, Bodhi Linux, anti X-Linux, Maxima, DC , NAS4Free, Outlook Cal Dav Synchronizer, Liferay Portal, Bulk Crap Uninstaller, Free Pascal Compiler, SMPlayer, Shana Encoder, fldigi, Free Type, win Pen Pack, Lazarus IDE, Issabel PBX, Flight Gear, gnuplot, x64dbg, Octave-Forge, Pandora FMS, Manjaro Linux, MPC-BE Ditto, Double Commander, Project Libre, SMPlayer, Win Python, Sparkylinux, Sharp Develop, Wine, Arch Bang, Libjpeg-turbo, Pandora FMS, Movistar TV Kodi addon, Media Portal, i Dempiere, Libre CAD, Eclipse Tomcat Plugin, Free DOS, Gnu Cash, Nagios Core, SQuirre L SQL Client, Freeplane, TYPO3, React OS, Tcl An exact recreation of an actual error message seen by someone attempting to access Source Forge from Iran, an ITAR-restricted country.In this picture, the distant Alps are made visible, although they are tens of kilometers into the haze.military automatic target recognition, and compiling and analyzing images and data from satellites.

If sub-images are registered, centers of corresponding sub images are treated as corresponding feature points.

Source Forge was one of the first to offer this service free of charge to open source projects.

From mid-2013 Source Forge introduced a program called Dev Share, which offered projects a way to monetize their downloads by having an optional download that includes prompts for the user to download additional software that is not part of the project.

Opinions of this new feature vary, with some complaining about users not being as aware of what they are getting or being able to trust the downloaded content, whereas others see it as a reasonably harmless option that keeps individual projects and users in control.

In November 2013 GIMP, a free image manipulation program, removed its download from Source Forge, citing misleading download buttons that potentially confuse customers, as well as Source Forge's own Windows installer, which bundles potentially unwanted programs.