Gopher2600 v0.19.0 is released. Gopher2600 is an emulator for the Atari 2600. Whilst the performance is not as efficient as some other emulators it is none-the-less suitable for playing games, on a reasonably modern computer, at the required 60fps. (The development machine for Gopher2600 has been an i3-3225, dating from around 2012.)

Gopher2600 v0.19.0 changelog:
small performance improvements
uncapped frame rate increase
16% to 18% (6507 only ROMs)
13% to 16% (a typical ARM ROM)
change of WAV implementation
this affects the loading of Supercharger tapes
and the recording of audio to disk
neither should be noticeable changes

Download: Gopher2600 v0.19.0
Source:Here