What is "addgene"

Addgene is a non-profit plasmid repository. Addgene facilitates the exchange of genetic material between laboratories by offering plasmids and their associated cloning data to not-for-profit laboratories around the world. Addgene provides a free online database of plasmid cloning information and references, including lists of commonly used vector backbones, popular lentiviral plasmids and molecular cloning protocols.