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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
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Most Recent
Live2d with frames image help in Help
RuriRuri
0
101
RuriRuri
I need help in importing the model in Help
LeoLeo
1
271
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
401
Enoko(Staff)Enoko(Staff)
Problems when exporting!!! (Background) in Help
KayKay
0
191
KayKay
Failed to output or scenario thing in Help
KishKishKishKish
1
81
Enoko(Staff)Enoko(Staff)
Model won't load in Help
totallytheatotallythea
0
621
totallytheatotallythea
Object invisible in Help
AquaxicAquaxic
0
562
AquaxicAquaxic
Looking for a Live2D animator (paid) in General Discussions
AndrealphusAndrealphus
0
61
AndrealphusAndrealphus
Can't insert audio file to Cubism Animator 3 in Help
AndiAndi
5
1.4K
BeginnerNoobLolBeginnerNoobLol
Unreal Engine 4? in Feature Requests
MystifistiskMystifistisk
1
692
chwindchwind
Live2D Cubism Editor [ 4.0.05 ] not running in Help
ZentrieZentrie
1
141
ZentrieZentrie
Deformes Bounding Box Dissapears in Help
pikafanZRKpikafanZRK
0
682
pikafanZRKpikafanZRK
C++ D3D11 Link error in Help
SamChuSamChu
2
91
SamChuSamChu
Only exporting 1-5 seconds of the video in Help
KishKishKishKish
0
2
KishKishKishKish
Falsely Claiming I have locked images in Help
soupwormsoupworm
0
142
soupwormsoupworm
Cant open PSD file in Help
LiyaLiya
0
81
LiyaLiya
2dlive models from 2d live module in facerig looks broken and weird in Help
RyuzekiRyuzeki
0
61
RyuzekiRyuzeki
Can't seem to download Cubism SDK on Unity properly. in Help
GOLDENSTEINGOLDENSTEIN
0
121
GOLDENSTEINGOLDENSTEIN
can't drag psd file - me too... in Other Live2D Products and Tools (Other Photoshop Scripts, Sample Data, etc.)
cyberpidgcyberpidg
0
181
cyberpidgcyberpidg
Animal Ears work in Editor and Animations, but does not work in Viewer in Other Live2D Products and Tools (Other Photoshop Scripts, Sample Data, etc.)
kimekim12345kimekim12345
1
582
Enoko(Staff)Enoko(Staff)
Why can't I create more than 1 rotation deformer? in Help
Answered
GalaxyPinappleGalaxyPinapple
1
261
Enoko(Staff)Enoko(Staff)
License activation failed in Help
MilkTeaViviMilkTeaVivi
1
342
Enoko(Staff)Enoko(Staff)
Cursor Tracking in Help
SylviaDarkSylviaDark
0
1.1K
SylviaDarkSylviaDark