What license is the RStudio IDE available under?

The RStudio IDE is available under the GNU Affero General Public License v3. The AGPL v3 is an open-source license that guarantees the freedom to share and change the software, and to make sure it remains free software for all its users. Posit (formerly RStudio) also offers a commercial desktop license for RStudio, called RStudio Desktop Pro, and a commercial license for Posit Workbench (previously RStudio Workbench/RStudio Server Pro).