Altirra 2.6 Test 26 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 2.6 Test 26 Changelog:
changes
- Devices: PCLink, DragonCart, XEP-80, SlightSID, Covox and R-Time 8 have been moved to the Devices tree.

features added
- Devices: Added support for SIO-based real-time clock devices.
- Devices: Added SIO type 3/4 polling test devices.

bugs fixed
- Display: Improved windowed mode vsync strategy when DWM is active.

Download: Altirra 2.6 Test 26
Source: Here