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Live2D Cubism
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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
i can't export my psd to live2d in General Discussions
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241
kudo(Staff)kudo(Staff)
Live2D and After Effects in Help
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289
RuiAjisaiRuiAjisai
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akaisuirenakaisuiren
3
591
kudo(Staff)kudo(Staff)
Apple Silicon support for Cubism SDK Native in Feature Requests
taigacontaigacon
0
787
taigacontaigacon
Stuck at Menu in Help
dearahnyudearahnyu
2
118
kudo(Staff)kudo(Staff)
Messed up mouth tracking, how do I fix? in Help
SpiffyBunnySpiffyBunny
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43
SpiffyBunnySpiffyBunny
Problems importing physics into Vtube Studio. in Help
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1
1.5K
MeowMeow
Scene1are failed to output in Help
gorikgorik
1
398
kudo(Staff)kudo(Staff)
the file does not open in Help
DEDADDEDAD
1
326
kudo(Staff)kudo(Staff)
Automatic mesh generator bug in Help
MARAmaanMARAmaan
1
350
kudo(Staff)kudo(Staff)
Y Axis Head Rotation Not Working in Help
kchovkchov
1
1.2K
kudo(Staff)kudo(Staff)
I wonder what function was used. in Help
Answered
E_mitailE_mitail
1
20
akaisuirenakaisuiren
Bust physics don't work? in Help
Answered
FlorianHillFlorianHill
1
968
akaisuirenakaisuiren
Texture Atlas blurry regardless of size in Help
Answered
EpicGaiaEpicGaia
1
1.4K
akaisuirenakaisuiren
problem with the file in Help
DEDADDEDAD
0
21
DEDADDEDAD
[BUG] Transformation tools locks up the Editor when Lock Default Deformer is checked in Help
Ran_THRan_TH
2
856
kudo(Staff)kudo(Staff)
Parts problem in Help
sakuramochisakuramochi
0
50
sakuramochisakuramochi
Y Axis Head Rotation Not Working in Tips and Tricks
kchovkchov
0
144
kchovkchov
Invalid License Key (5, -1005) in Help
Answered
SilverDaWolfieSilverDaWolfie
1
274
kudo(Staff)kudo(Staff)
Invalid License Key (5, -1005) in Help
SilverDaWolfieSilverDaWolfie
0
98
SilverDaWolfieSilverDaWolfie
Importing psd file doesn't show parts in Help
FerrixFerrix
1
1.7K
kudo(Staff)kudo(Staff)
Created Parameters Don't Animate in Help
SylphySylphy
1
706
kudo(Staff)kudo(Staff)
My Meshes are not Being Specified (Live 2D Cubism 4.1) in Help
Answered
Emily_LynnEmily_Lynn
3
420
kudo(Staff)kudo(Staff)
Framework->Rendering->OpenGL in Help
MenThuMenThu
1
141
yasu.o@live2dyasu.o@live2d
Bone Live2d In Unity in Help
Question
Alukard99Alukard99
0
32
Alukard99Alukard99
[Unity] Texture not showing in Help
padosory5padosory5
1
592
yasu.o@live2dyasu.o@live2d
Nothing is showing up on my deformer section in Help
SpeedSteelSpeedSteel
1
69
kudo(Staff)kudo(Staff)
Trying to save my project into a mop3 file in Help
LeoopLeoop
1
60
kudo(Staff)kudo(Staff)