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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
5.0 beta1 - Keep collapsed state of folders in Physics Window in Feature requests
cilliacillia
0
22
cilliacillia
Shader Graphs with Live2d in Help
Question
ReisenReisen
0
300
ReisenReisen
Moved: Shader Graphs with Live2d in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
多层级播放动画跳动问题 in Help
fssh10086fssh10086
0
145
fssh10086fssh10086
Editor 5.0 Beta1 Application Not Responding Apple M1 Pro Chip in Help
No_Name000No_Name000
1
104
No_Name000No_Name000
I am unable to save my Live2D edit project, what should I do ? in Help
Anorak32Anorak32
3
305
Enoko(Staff)Enoko(Staff)
Upgrade zoom in Feature Requests
HarakiryHarakiry
1
82
Enoko(Staff)Enoko(Staff)
PSD Not working!! in Help
gourmetsocksgourmetsocks
2
1.1K
MadetreMadetre
Live2d wont open files? in Help
JSS13JSS13
5
207
Enoko(Staff)Enoko(Staff)
Export file doesnt show up in Help
AkiraAkira
2
88
Enoko(Staff)Enoko(Staff)
Bad clipping in Help
FrappeMikuFrappeMiku
0
57
FrappeMikuFrappeMiku
Live2D Cubism Web SDK buffers can not be used with multiple targets in Help
oskillaoskilla
4
363
oskillaoskilla
Mouth Form snaps back to 0 and refuses to stay at -1 or 1 in Help
Question
MelaugoMelaugo
0
86
MelaugoMelaugo
Editor Error Causing Screen Glitch? in Help
CopriComaCopriComa
2
332
CopriComaCopriComa
Postponement of Cubism 5 beta Release in General Discussions
ueno(staff)ueno(staff)
0
197
ueno(staff)ueno(staff)
Parts disappeared after opening physics menu in Help
Answered
PlanetCzinePlanetCzine
1
359
PlanetCzinePlanetCzine
Mipmap Bias in Feature requests
CorrinCorrin
0
70
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
360
Enoko(Staff)Enoko(Staff)
CubismModelSettingJson can't read file in Help
syt0rsyt0r
1
74
syt0rsyt0r
Problem with setting of the cursor tracking in cubism viewer in Help
Question
AlmaLaKarmaAlmaLaKarma
0
92
AlmaLaKarmaAlmaLaKarma
Need help with clipping the iris texture to the iris base layer. in Help
Question
TaKaYa9TailSTaKaYa9TailS
0
262
TaKaYa9TailSTaKaYa9TailS
Can cause csmReviveMocInPlace return nullptr when I use csmGetSizeofModel? in Help
PeacefulWindyPeacefulWindy
3
110
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
204
ueno(staff)ueno(staff)
Problem with setting of the cursor tracking in cubism viewer in Help
AlmaLaKarmaAlmaLaKarma
1
464
Enoko(Staff)Enoko(Staff)
Editor lags when I open OBS? in Help
graveyardfoxgraveyardfox
0
17
graveyardfoxgraveyardfox
Error: Failed to output - failed to change a file name in Help
aricalamariaricalamari
0
142
aricalamariaricalamari
Bank Card? in Help
Visci_VasayVisci_Vasay
3
154
obsidianobsidian
Layer got too big and out of project workspace. in Help
VrisiaVrisia
5
362
VrisiaVrisia