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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
Getting Euclid facial expressions into Maya in Help
FernandoFernando
0
45
FernandoFernando
Maya and missing heads in Help
FernandoFernando
0
4
FernandoFernando
Pause while looping inside unity in Help
Answered
voodooacevoodooace
1
265
[Deleted User][Deleted User]
Problem in unity (about afterimage) in Help
Answered ✓
kktuseekktusee
1
204
kktuseekktusee
Hiyori pro as template? in Help
cliche_noodlecliche_noodle
0
383
cliche_noodlecliche_noodle
How can I adjust the wallpaper of my live2D?? in Help
Answered ✓
JeremyJeremy
2
328
JeremyJeremy
Mouse click doesn't work in Help
Answered
namv22namv22
1
254
[Deleted User][Deleted User]
Moved: Mouse click doesn't work in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
Unity and Live2D SDK compatibility in Help
namv22namv22
2
223
[Deleted User][Deleted User]
Moved: Unity and Live2D SDK compatibility in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
Live2D layer problem in Unity3D in Help
dreamCirnodreamCirno
1
307
[Deleted User][Deleted User]
Fade in/out settings is missing in Animator 3.0 in Feature requests
Ran_THRan_TH
0
93
Ran_THRan_TH
Cubism for RPGmaker in Help
RenemaroRenemaro
0
788
RenemaroRenemaro
I Can't see texture of my Model in Live 2d Wallpaper in Help
Kairo_Akihiro27Kairo_Akihiro27
0
91
Kairo_Akihiro27Kairo_Akihiro27
Cubism 3.1, not starting - only splash screen in Help
karikerakarikera
3
130
[Deleted User][Deleted User]
Application Exit when importing a psd file in Help
Kairo_Akihiro27Kairo_Akihiro27
0
4
Kairo_Akihiro27Kairo_Akihiro27
How do you go about clothes swapping in Cubism 3? in Help
MacDxMacDx
5
557
KnightBUAAKnightBUAA
Moved: How do you go about clothes swapping in Cubism 3? in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
Would it ever be possible to own a copy of Euclid? in General Discussions
ExaydaExayda
0
134
ExaydaExayda
Opacity of a live2D model in unity in Help
yoowillnsyoowillns
1
1.6K
[Deleted User][Deleted User]
Moved: Opacity of a live2D model in unity in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
Is there any difference between the Japanese and English versions of Euclid? in General Discussions
ExaydaExayda
2
152
ExaydaExayda
Character Generator in General Discussions
ExaydaExayda
2
2K
ExaydaExayda
Euclid Manual/Tutorial in Feature requests
ExaydaExayda
0
218
ExaydaExayda
Running Live2dViewer on Windows 10 in Other Live2D Products and Tools (Other Photoshop Scripts, Sample Data, etc.)
biblobiblo
3
1.1K
FxaYuanFxaYuan
Sprite Sheet import questions in Help
DSMTurboAWDDSMTurboAWD
1
1.1K
FxaYuanFxaYuan
Finished project to .exe in Projects, Showcase & Critiques
ashkan90ashkan90
1
195
FxaYuanFxaYuan
live2d use particle system in Help
xieqixiangxieqixiang
0
418
xieqixiangxieqixiang
Tutorial on building Andriod app using Unity + Cubism SDK 3.0 in Help
csycsy
0
85
csycsy
Moved: Tutorial on building Andriod app using Unity + Cubism SDK 3.0 in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)