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[About Cubism Editor / SDK 5.4 Alpha](Updated: July 14, 2026)

You can download the alpha installer from the dedicated forum below.
If you have any feedback regarding the alpha version, including feature requests or bug reports, please use the same forum.

Cubism Editor / SDK 5.4 Alpha Forum
https://creatorsforum.live2d.com/c/cubismeditorsdk54alpha/

[Regarding macOS Tahoe](Updated October 16, 2025)

macOS v26 Tahoe is now supported!
We advise against upgrading your macOS at this time as it may cause Live2D products not to function correctly.
Upgrading macOS can also cause you to lose your Cubism Editor license file.
Please make sure to deactivate your Cubism Editor license before upgrading the macOS.

For more details:
https://help.live2d.com/en/other/other_09/
For inquiries regarding issues with license purchases or license activation errors, please contact us through the email form.

Recent Discussions

Discussion List

Discussion
Started By
Replies
Views
Most Recent
Software crashes whenever I use the “Rotation Deformer” and “Auto Mesh” in Help
Answered
ChelyrChelyr
1
127
Enoko(Staff)Enoko(Staff)
4.0 not responding on Mac in Help
0000imoat0000imoat
4
652
Enoko(Staff)Enoko(Staff)
English tutorial, courses in Help
wwonliwwonli
0
52
wwonliwwonli
Is there Text Field for X/Y to Position a Model in Animation / Modeler Mode? in Help
ArcheiaArcheia
2
532
ArcheiaArcheia
Live2d with frames image help in Help
RuriRuri
0
104
RuriRuri
I need help in importing the model in Help
LeoLeo
1
275
art_loving_pigart_loving_pig
Please make Live 2d Cubism support 32 bit. in Help
zavvizavvi
0
1.8K
zavvizavvi
Is there any way to make an automatic param like PARAM_BREATH? in Help
ZenNiibi2ZenNiibi2
3
3.3K
LMoLMo
How can i create and export .exp3.json to facerig in Help
BunriBunri
2
2.2K
SandraMAUSUSandraMAUSU
Exporting .moc file issue Live 2d Pro 4.0.05 in Help
Answered
BunriBunri
1
521
Enoko(Staff)Enoko(Staff)
Source Image(default value) is locked in Help
Happy_DogHappy_Dog
3
8.1K
antaresvaldemarantaresvaldemar
Live2d Cubism 3.0 is running super slow. in Help
jackgraham3jackgraham3
3
1.1K
millermiller
Sketches and bones? in Feature requests
MariuszMariusz
0
371
MariuszMariusz
weird drag when using parameters in Help
Answered
burntriceburntrice
2
409
Enoko(Staff)Enoko(Staff)
Problems when exporting!!! (Background) in Help
KayKay
0
192
KayKay
Failed to output or scenario thing in Help
KishKishKishKish
1
83
Enoko(Staff)Enoko(Staff)
Model won't load in Help
totallytheatotallythea
0
623
totallytheatotallythea
Object invisible in Help
AquaxicAquaxic
0
563
AquaxicAquaxic
Looking for a Live2D animator (paid) in General Discussions
AndrealphusAndrealphus
0
63
AndrealphusAndrealphus
Can't insert audio file to Cubism Animator 3 in Help
AndiAndi
5
1.5K
BeginnerNoobLolBeginnerNoobLol
Unreal Engine 4? in Feature Requests
MystifistiskMystifistisk
1
699
chwindchwind
Live2D Cubism Editor [ 4.0.05 ] not running in Help
ZentrieZentrie
1
146
ZentrieZentrie
Deformes Bounding Box Dissapears in Help
pikafanZRKpikafanZRK
0
687
pikafanZRKpikafanZRK
C++ D3D11 Link error in Help
SamChuSamChu
2
95
SamChuSamChu
Only exporting 1-5 seconds of the video in Help
KishKishKishKish
0
4
KishKishKishKish
Falsely Claiming I have locked images in Help
soupwormsoupworm
0
144
soupwormsoupworm
Cant open PSD file in Help
LiyaLiya
0
83
LiyaLiya
2dlive models from 2d live module in facerig looks broken and weird in Help
RyuzekiRyuzeki
0
65
RyuzekiRyuzeki
Can't seem to download Cubism SDK on Unity properly. in Help
GOLDENSTEINGOLDENSTEIN
0
123
GOLDENSTEINGOLDENSTEIN
can't drag psd file - me too... in Other Live2D Products and Tools (Other Photoshop Scripts, Sample Data, etc.)
cyberpidgcyberpidg
0
184
cyberpidgcyberpidg