Free Form Selection Asset Store | Documentation | Support It's an EDITOR extension which adds new SELECTION modes (free, edge, brush), see: It will not add any runtime scripts or objects to your build (editor only). Files are located in Plugins/../Editor/.. . DEMO VIDEO FEATURES ✔ Three new selection modes: free, edge and brush ✔ EDITOR ONLY, no build pollution ✔ All keyboard shortcuts are configurable in the settings ✔ Full source code included ✔ Compatible with Unity 2017.4.0+, Unity 2018.x, Unity 2019.x, ... It may work with earlier versions too but I haven't tested it. Usage Press and HOLD "S" while in SceneView to enable free from selection. Press SPACE while holding S to change the selection mode. You can change all keyboard shortcuts in the settings. The SceneView needs to have focus in order for the keyboard shortcuts to work (aka "click into the SceneView once"). A new menu called "Free Form Selection" will be available under "Tools" in the main menu bar. Go check it out once the import is done. Links Asset Store | Documentation | Support Let me know what you think or post questions below if you have any. Thank you!