World champions England will defend their title against New Zealand after battling past France in a tense encounter to reach the final.
Saracens begin their defence of the Champions Cup at Northampton on 15 October, while Premiership champions Exeter host Glasgow.
Dave Rennie will set his Glasgow Warriors side the target of winning the Pro12, says newly-appointed captain, Ryan Wilson
The final of the inaugural Pro14 will be staged at the Aviva Stadium in Dublin next year.
Audio & Video
England captain Sarah Hunter says the team have done what they 'set out to do' after the defending champions reached the women's Rugby World Cup final
The decision not to renew contracts for world champions England's 15-a-side women's team is a backward step, says former international Vicky MacQueen.
Including two South African sides is not easy to sell, but Pro12 organisers say it has to be made to work amid financial pressures, says Tom English.
How to get into rugby union
How to get into rugby union - into the thick of the 15-player game or try rugby sevens, which made its Olympic debut in 2016.
Rugby notifications, social media and more
Get latest scores and headlines sent straight to your phone, sign-up to our newsletter and learn where to find us on online.
Commentaries, clips and podcasts
Enjoy the best debate, analysis and interviews with BBC 5 live and World Service plus our rugby union commentary listings.
What's on BBC Sport this week
This week's sport on the BBC includes the Challenge Cup final from Wembley, England v West Indies in the second Test at Headingley and the Belgian Grand Prix.