Eisteddfod T: A chance to enjoy the new-style Urdd National Eisteddfod, a week-long competitive festival for young people that takes place digitally this year.
Merched yr Awr: A special musical program mixed with performances and documentary elements, which celebrates the music and contributions of four of the most influential women in the music world today.
Iaith ar Daith: The radio and TV presenter Adrian Chiles goes on a road trip to learn more about Welsh traditions – and to learn the language – with his mentor Steffan Powell.
Iaith ar Daith: The author and actor Ruth Jones goes on an emotional trip to learn Welsh with her mentor and friend Gillian Elisa.
35 Diwrnod: Parti Plu: A group of friends get together to celebrate a wedding of one of the gang – but there is a dark secret which threatens to cast a shadow over the big day. Brand new drama.
Iaith ar Daith: Five celebrities go on a road trip to learn Welsh. This brand-new series starts with Carol Vorderman and her language mentor weather presenter Owain Wyn Evans.
Fferm Ffactor Selebs: A tractor-full of some of Wales's best-known faces will be venturing into the farmyard for a brand-new series of Fferm Ffactor!
DRYCH: Dau Ffrind, Un Aren: How far would you be prepared to go to save your best friend's life? The story of two friends who have been on a difficult and emotional journey.
Cymry ar Gynfas: The musician and archaeologist Rhys Mwyn is the Welsh icon being portrayed by the mixed media artist Luned Rhys Parri.
Ysgol Ni: Maesincla: The amazing story of Alfie, a brave boy aged just 10 who is fighting against blood cancer but promises never to give up his fight.
Cymry ar Gynfas: Brand new series which brings together six Welsh icons with six artists in order to create six unique portraits.
Helo Syrjeri: A returning series following the staff and patients at Blaenau Ffestiniog's Health Centre during the cold winter months.
Cân i Gymru: It's that time of year again when some of the biggest talents in the world of Welsh pop battle it out for the Cân i Gymru title. Elin Fflur and Trystan Ellis Morris present the evening from the Aberystwyth Arts Centre.
Ysgol Ni: Maesincla: For an entire year, cameras have been recording everyday life at a primary school in Caernarfon, a school where discussing emotions is just as important as reciting tables.
Corau Rhys Meirion: Rhys Meirion visits Pembrokeshire to discover if singing in a choir can help you learn the Welsh language.
Heno Nos Sadwrn: Good news for Heno fans! The popular magazine show will be broadcast on a Saturday night from 8 February as well as Monday to Friday.
DRYCH: Miss Universe: Will Emma Jenkins bring the Miss Universe crown back to Llanelli? We follow her journey from rural Carmarthenshire to the world's greatest beauty contest in Atlanta.
Chwe Gwlad 2020: We look forward to the Guinness 2020 Six Nations with Clwb Rygbi presenter Gareth Rhys Owen.
Pobol y Cwm - Ruth Jones: What brings the well-known actor and writer Ruth Jones to the streets of Cwmderi? Find out more about her experience on Pobol y Cwm.
Nyrsys: A new series which visits some of Wales's busiest hospitals and looks at the challenges facing nurses in Wales today.
Pobol y Cwm: Actor Mali Harries looks forward to portraying the challenges which lie ahead for her character Jaclyn Parri.
Heno Nos Galan: The Heno team will be looking back over the year in a special programme on S4C on New Year's Eve, with special guests, music and lots of fun.