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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
Weird animation when I export from Cubism Animator in Help
ultramoozultramooz
11
1.1K
[Deleted User][Deleted User]
English documentation in Feature Requests
[Deleted User][Deleted User]
0
81
[Deleted User][Deleted User]
Moved: English documentation in Feature Requests
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
Looking for Live2D Expert For Rev-Share Game in Projects, Showcase & Critiques
weirdthingweirdthing
0
61
weirdthingweirdthing
Mapping Polygons Inconvenience in Feature requests
MayhemMayhem
2
453
MayhemMayhem
How to make character respond to touch? in Help
riverbladeriverblade
8
2.4K
[Deleted User][Deleted User]
Moved: How to make character respond to touch? in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
Help - Motion file doesn't switch parts in Viewer in Help
PeakJumpPeakJump
4
421
[Deleted User][Deleted User]
Adding new texture to existing texture using psd import layout in Help
aidawispaidawisp
2
4.1K
aidawispaidawisp
Shadows of Live2D Model - Unity in Help
BlackZStudiosBlackZStudios
3
926
[Deleted User][Deleted User]
Moved: Shadows of Live2D Model - Unity in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
Using Live2D on Windows 10? in Help
riverbladeriverblade
4
932
[Deleted User][Deleted User]
Unable to view character in Live2d Viewer. Please help! :( in Help
riverbladeriverblade
6
1.3K
[Deleted User][Deleted User]
Why are my clipping masks "leaking"? in Help
AndiAndi
7
2.9K
[Deleted User][Deleted User]
What license is necessary to publish a game using the SDK for Cocos2d-x? in Help
YongjxuYongjxu
1
71
[Deleted User][Deleted User]
Why do textures look blurry in the sample scene? in Help
WhatHidesInTheDarkWhatHidesInTheDark
2
621
[Deleted User][Deleted User]
Moved: Why do textures look blurry in the sample scene? in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
How can I make my model changing clothes/dressing up? in Help
riverbladeriverblade
11
7.4K
naotaronaotaro
What license do I need when purchasing the editor? in Help
KakarthaKakartha
3
1.1K
KakarthaKakartha
Should I use Eclipse or Android Studio when using the SDK and targeting Android? in Help
Ran_THRan_TH
2
372
xldxld
Question - New Cubism 2.1 in Help
RusRus
1
101
naotaronaotaro
How can I display models in a C++ game? in Help
estherfunworldestherfunworld
2
678
estherfunworldestherfunworld
Question - replay/load exception in Help
RusRus
2
131
RusRus
How can I use a transparent background in Flash? in Help
DrudwynDrudwyn
1
531
soa (Staff)soa (Staff)
I wonder if you can reduce the size of the texture(or filesize) in live2d in Help
septetseptet
1
672
naotaronaotaro
Question - preloading motions in Help
RusRus
3
92
naotaronaotaro
Why are the clip ID settings greyed out? in Tips and Tricks
dishu4dishu4
1
934
dishu4dishu4
UtSystem or Date() faster? in Help
RusRus
2
71
RusRus
Why are no textures being displayed in the modeler? in Help
l3rotherl3rother
11
3.2K
naotaronaotaro
Question - How do you change the UserTime in the middle of a game in Help
RusRus
7
251
RusRus