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Live2D Cubism
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Cubism Editor Manual    Cubism Editor Tutorial    Cubism SDK Manual    Cubism SDK Tutorial
[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 am unable to save my Live2D edit project, what should I do ? in Help
Anorak32Anorak32
3
294
Enoko(Staff)Enoko(Staff)
Upgrade zoom in Feature Requests
HarakiryHarakiry
1
72
Enoko(Staff)Enoko(Staff)
PSD Not working!! in Help
gourmetsocksgourmetsocks
2
1.1K
MadetreMadetre
Live2d wont open files? in Help
JSS13JSS13
5
196
Enoko(Staff)Enoko(Staff)
Export file doesnt show up in Help
AkiraAkira
2
82
Enoko(Staff)Enoko(Staff)
Bad clipping in Help
FrappeMikuFrappeMiku
0
52
FrappeMikuFrappeMiku
Live2D Cubism Web SDK buffers can not be used with multiple targets in Help
oskillaoskilla
4
336
oskillaoskilla
Mouth Form snaps back to 0 and refuses to stay at -1 or 1 in Help
Question
MelaugoMelaugo
0
81
MelaugoMelaugo
Editor Error Causing Screen Glitch? in Help
CopriComaCopriComa
2
328
CopriComaCopriComa
Postponement of Cubism 5 beta Release in General Discussions
ueno(staff)ueno(staff)
0
192
ueno(staff)ueno(staff)
Parts disappeared after opening physics menu in Help
Answered
PlanetCzinePlanetCzine
1
347
PlanetCzinePlanetCzine
Mipmap Bias in Feature requests
CorrinCorrin
0
64
CorrinCorrin
I can't Export my moc3 file. what should I do? pls help me. in Help
ferdifisiferdifisi
4
1.1K
ferdifisiferdifisi
Live2D overloading GPU and CPU? in Help
Answered
FotakuFotaku
1
344
Enoko(Staff)Enoko(Staff)
CubismModelSettingJson can't read file in Help
syt0rsyt0r
1
63
syt0rsyt0r
Problem with setting of the cursor tracking in cubism viewer in Help
Question
AlmaLaKarmaAlmaLaKarma
0
85
AlmaLaKarmaAlmaLaKarma
Need help with clipping the iris texture to the iris base layer. in Help
Question
TaKaYa9TailSTaKaYa9TailS
0
253
TaKaYa9TailSTaKaYa9TailS
Can cause csmReviveMocInPlace return nullptr when I use csmGetSizeofModel? in Help
PeacefulWindyPeacefulWindy
3
95
obsidianobsidian
Cannot export file for runtime in Help
TricaTheWildTricaTheWild
4
1.1K
ueno(staff)ueno(staff)
My live2d cubism doesn't want to save my progress in Other Live2D Products and Tools (Other Photoshop Scripts, Sample Data, etc.)
h1b1k1h1b1k1
1
196
ueno(staff)ueno(staff)
Problem with setting of the cursor tracking in cubism viewer in Help
AlmaLaKarmaAlmaLaKarma
1
450
Enoko(Staff)Enoko(Staff)
Editor lags when I open OBS? in Help
graveyardfoxgraveyardfox
0
13
graveyardfoxgraveyardfox
Error: Failed to output - failed to change a file name in Help
aricalamariaricalamari
0
132
aricalamariaricalamari
Bank Card? in Help
Visci_VasayVisci_Vasay
3
136
obsidianobsidian
Layer got too big and out of project workspace. in Help
VrisiaVrisia
5
332
VrisiaVrisia
Program freezes when exporting as .moc3 file. Texture atlas window not prompting. in Help
Answered
picklepickle
2
306
Enoko(Staff)Enoko(Staff)
What looks different on the edit screen, physical connection, and blend settings. in Other Live2D Products and Tools (Other Photoshop Scripts, Sample Data, etc.)
Answered
peporilpeporil
2
87
obsidianobsidian
Live2D 5.0 alpha won't open in Help
Marzia_EvansMarzia_Evans
6
807
Enoko(Staff)Enoko(Staff)
No highlight when selecting something from the view parameter or deformer in Help
Answered
kashukashu
2
134
NomadicNomadic
LookController & UI in Help
Question
no5187no5187
0
71
no5187no5187