As others have said, containerisation is what you want. If you want something low level look at bubblewrap (brwap). Firejail is also another tool to do this, a

As others have said, containerisation is what you want. If you want something low level look at bubblewrap (brwap). Firejail is also another tool to do this, a bit higher level and with more features (maybe too many IMHO).