Altirra 2.1 Test 10 is released. Altirra is an Atari 8 bit Emulator on the Windows/DOS platform. Altirra emulates several models of the 8-bit Atari computers. This includes the the 800, 800XL, and 130XE versions. It has a lot of options, and compatibility is decent especially given the emulator's early stages. It also supports some copy protected games properly in emulation.

Altirra 2.1 Test 10 Changelog:

Features Added: Disk: Added rotation and seek sound emulation. Bugs Fixed: Disk: Fixed forced sector ordering (.diskorder) for .pro images. Disk: Step delays were not always reflected correctly in command delay time (only rotational position). Display: Fixed display mode matching when /f is specified on the command line. CPU: Fixed cycle behavior of ASL/LSR/ROL/ROR abs,X instructions in 65C02 mode.

Download: Altirra 2.1 Test 10
Source: Here