phpAdsNew, as the name suggests, has been written in PHP while also making use of MySQL database and it is essentially an open source advertising server that is licensed as GNU General Public License and it also comes with a number of features including an integrated banner management interface as well as a tracking system that provides feedback regarding statistics related to its usage. You can use phpAdsNew to alternate between paid banners and advertising in-house and it also allows you to show banners from other company's advertisements.
phpAdsNew came out in 1998 and it just lived for two years before it came to be stopped until someone by the name of Wim Godden expanded it by adding new features, which is how it got the "new" in its name. It is nevertheless a very useful application that allows you to rotate banners do some click tracing and also look at ad selections based on zones, as also allowing for directly selecting ads and it also allows for ad targeting.
Since it is open source and available as GPL license, you can use phpAdsNew without having to pay a dime for it and it can easily be downloaded free of cost. The best part about using phpAdsNew is that it allows everyone to integrate advertisements into their own websites free of cost, which is why phpAdsNew is so popular and some would even say it is among the most popular open source ad projects available on the Internet today.
Those who have consistently used phpAdsNew have found it to be a superlative application and it will suit anyone that has a site of their own and who expect to get at least a few thousand visitors to their site every day. phpAdsNew will certainly help create more revenue for you and so is well worth trying out.