SM artist stans are literally so broke and busy this 2020, a recap;

JANUARY:
TAEYEON 'Purpose' Album Repackage
SuperM Tour
SUPER JUNIOR 'Timeless' Album

FEBRUARY:
Continuation of SuperM Tour
DONGHAE The 1st Single 'Harmony'

MARCH:
NCT 127 'Neo Zone' Album
SUHO The 1st Mini Album 'Self-Portrait'

APRIL:
MAX 1st Mini ALbum 'Chocolate'
NCT DREAM 'Reload' Album
SuperM Beyond LIVE Concert

MAY:
WayV Beyond LIVE Concert
NCT DREAM Beyond LIVE Concert
NCT 127 Beyond LIVE Concert
TAEYEON Digital Single 'Happy'
NCT 127 'The Final Round' Album Repackage
Raiden X CHANYEOL 'Yours' Single
BAEKHYUN The 2nd Mini Album 'Delight'
[SM STATION] Hitchhiker X sokodomo 'Sugar'

MAY: [Continuation]
TVXQ Beyond LIVE Concert
SUPER JUNIOR Beyond LIVE Concert
[SM STATION] BAEKHYUN 'Love Again'
GINJO Single ['The Riot' (Feat. TEN, XIAOJUN of WayV)]

JUNE:
SUPER JUNIOR-K.R.Y. The 1st Mini Album 'When We Were Us'
WayV 'Awaken The World' Album
ZHOUMI Digital Single [Starry Night] ‘Starry Night (With RYEOWOOK)’

JULY:
Red Velvet - IRENE & SEULGI The 1st Mini Album [‘Monster’]
EXO-SC The 1st Album [‘1 Billion Views’]
EXO LAY Single ‘Boom’
HYO 4th Single ['DESSERT']
Red Velvet - IRENE & SEULGI 'Naughty'
EXO LAY The 4th Album ‘LIT’
WayV 'Bad Alive' MV

AUGUST:
TAEMIN The 3rd Album 'Never Gonna Dance Again' Prologue Single [2 KIDS]
Our Beloved BoA STATION
SuperM Single '100'
SUPER JUNIOR-K.R.Y. Beyond LIVE Concert

SEPTEMBER:
SuperM Single 'Tiger Inside'
TAEMIN 'Criminal' MV
SUPER JUNIOR-D&E The 4th Mini Album [BAD BLOOD]
TAEMIN The 3rd Album [Never Gonna Dance Again : Act 1]
SuperM The 1st Album [Super One]
BAEKHYUN 'Every second' OST
TAEYEON 'GirlsSpkOut'

OCTOBER:
NCT 2020 The 1st Album [NCT 2020 : RESONANCE Pt. 1]
CHEN Digital Single 'Hello'
SUPER JUNIOR 15th Anniversary Beyond LIVE
[STATION] Raiden x HYO ‘Think About Me (Feat. Coogie)’
BAEKHYUN 'Happy' OST
KYUHYUN 'Daystar' MV
RYEOWOOK - Calendar MV

OCTOBER: [Continuation]
Red Velvet 'Future' OST
Crush with TAEYEON 'Let Me Go'
SUPER JUNIOR-K.R.Y. 'Traveler' MV

NOVEMBER:
CHANYEOL 'Minimal Warm'
TAEMIN The 3rd Album [Never Gonna Dance Again : Act 2]
[SM STATION] MAX CHANGMIN ‘All That Love'
aespa [Black Mamba] Debut
NCT - The 2nd Album RESONANCE Pt.2
TAEMIN 'Think Of You' MV

NOVEMBER: [Continuation]
KAI The 1st Mini Album [KAI (开)]
BoA 'I Believe'
Lee Seung Chul, TAEYEON 'My Love'
SUPER JUINOR 'The Melody'
SUPER JUNIOR-D&E 'Wings'

DECEMBER:
BoA The 10th Album [BETTER]
SUPER JUNIOR 10th ALbum 'Renaissance'

Already announced releases for 2021:
Baekhyun - Japanese Mini Album (January)
NCT 127 - LOVEHOLIC (February)

Literally, all months have some type of new release
READ: There were a lot more releases but not all were mentioned (sorry) and sorry if I got any of them wrong
(For December these are the only releases mentioned so far)
; end of thread