The DL-DX RTTY Contest is July 7-8, 2018. Rules here.
The DRCG WW RTTY Contest took place June 9-10, 2018. Rules here.

For a calendar list of all RTTY Contests, click the “Records, Rules & Results” menu above.

2Tone version 16.11a is now available on the 2Tone Downloads page.

RTTY Message Length Calculator here.