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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
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Most Recent
Why are the clip ID settings greyed out? in Tips and Tricks
dishu4dishu4
1
941
dishu4dishu4
UtSystem or Date() faster? in Help
RusRus
2
72
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
261
RusRus
How to fix parameters to default when viewing in Live 2d viewer in Other Live2D Products and Tools (Other Photoshop Scripts, Sample Data, etc.)
VanzkieVanzkie
1
1.4K
naotaronaotaro
How do I loop a motion while touch swiping? in Help
Ran_THRan_TH
3
781
naotaronaotaro
Moved: How do I loop a motion while touch swiping? in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
Why is my model not showing up? in Help
Ran_THRan_TH
2
2K
Ran_THRan_TH
Moved: Why is my model not showing up? in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
Can Live 2d understand layers? in Help
VanzkieVanzkie
2
1.1K
VanzkieVanzkie
Question : Looping & Not Looping a Motion (.mtn) in Help
RusRus
2
503
RusRus
How do I change the model's expressions during gameplay? in Help
CBeamCBeam
6
3K
CBeamCBeam
Moved: How do I change the model's expressions during gameplay? in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
How do I make my model "turn"? in Help
CBeamCBeam
9
2.5K
CBeamCBeam
Sometimes the live2d model shows darkness in Help
YongjxuYongjxu
9
1.1K
YongjxuYongjxu
motion - set / get LOOP fade in Help
RusRus
6
531
naotaronaotaro
Question, Live2D, JavaScript, Reverse motion in Help
RusRus
4
451
RusRus
Why are "Quicktime-related features unavailable" on OS X? in Help
starless0912starless0912
3
271
WaiWai
Does the SDK provide functionality to listen to start/end of a motions? in Help
wufanwufan
1
91
naotaronaotaro
Moved: Does the SDK provide functionality to listen to start/end of a motions? in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
How to reimport PNG files? in Help
YogeshYogesh
13
2.4K
FxaYuanFxaYuan
Preloading model assets? in Help
zzeebobzzeebob
2
651
zzeebobzzeebob
Moved: Preloading model assets? in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
Looking for someone to model 10 characters. in Projects, Showcase & Critiques
nizatenizate
0
61
nizatenizate
Does the editor support Targa (.TGA) files? in Help
dizdiz
4
781
dizdiz
When your model does not appear in TyranoBuilder in Tips and Tricks
naotaronaotaro
2
1.2K
naotaronaotaro
Is it possible to use TextureView instead of SurfaceView? in Help
NyankoNyanko
1
302
naotaronaotaro
Dealing with out-of-memory-errors in the animator in Tips and Tricks
naotaronaotaro
0
821
naotaronaotaro
Why can't I see the model when running the WebGL sample app? in Help
samisami
3
191
samisami
Why isn't the audio track exported when exporting a movie with the animator? in Help
YogeshYogesh
8
521
YogeshYogesh