The phrase "a groundbreaking programme" is correct and usable in written English.
It can be used to describe a programme that introduces new ideas or methods, significantly changing the way something is done.
Example: "The university launched a groundbreaking programme aimed at revolutionizing online education."
Alternatives: "an innovative programme" or "a pioneering programme".
"When Wife Swap launched, it was a truly groundbreaking programme which heralded an era of new factual formats right across television.
It isn't a groundbreaking program.
Still, Late Night Line-Up gets a mention for the groundbreaking programme it was.
William Greaves was an Emmy-award winning co-host and executive producer of a groundbreaking television news programme in the US and a prolific film-maker whose subjects ranged from Muhammad Ali to America's black middle class.
Dinosaur drama Primeval has been rescued from extinction three months after ITV1 said it would not recommission the programme – thanks to a "groundbreaking" deal to share costs with a digital channel.
Issued by The Federal Republic of Somalia 26 May 2015, MOGADISHU, Somalia – The Federal Republic of Somalia today launched the first comprehensive estimation of the Somali population in over four decades at the Police Academy in Mogadishu; a groundbreaking initiative that will inform development programmes in the country.
At stake is a groundbreaking dialogue with Iran on its nuclear weapons programme.
Wall Street mogul Stephen Schwarzman, whose firm, Blackstone, is one of the most biggest global players in the private equity arena, took part in a groundbreaking ceremony for the building that will house his £186m scholarship programme in China for students from around the world.
A groundbreaking research project has mapped the US government's global kidnap and secret detention programme, shedding unprecedented light on one of the most controversial secret operations of recent years.
UNICEF's Chief of HIV/AIDS programmes Peter McDermott, who spoke after Mr. Clinton, referred to the event as a "groundbreaking announcement which radically alters the landscape for children with HIV/AIDS in the developing world".
