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Live2D Cubism
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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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Replies
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Most Recent
Physics in Help
AisaAisa
0
31
AisaAisa
I can't export it as a JSON file? in Help
ToraziTorazi
1
2.2K
Ran_THRan_TH
open gl error (can't open the program) in Help
elqqiDR_elqqiDR_
4
502
angelinaweebangelinaweeb
I can’t export my psd file in Help
BellkaBellka
1
271
Enoko(Staff)Enoko(Staff)
Can't export .mtn files? in Help
GlacerockesGlacerockes
1
511
Enoko(Staff)Enoko(Staff)
cmo3 file is not opening due to an error in Help
Gumelo_JapaGumelo_Japa
2
351
Enoko(Staff)Enoko(Staff)
How to get parameters opened again in Help
ElijjersElijjers
1
523
ChiboxChibox
I can't export the Live2D files quality. in Help
poben13poben13
2
951
ChiboxChibox
paramaters on holiday somewhere in the bahamas- in Help
leilabanoleilabano
2
41
ChiboxChibox
Swapping Body Y and body Z parameters? in Help
Answered
SwoleMcSwolefaceSwoleMcSwoleface
1
422
ChiboxChibox
Cubism 3.0 wont even start 12 in Help
AracoreAracore
32
2.2K
DaniNobodyDaniNobody
Texture atlas size problem in Help
DameRikaDameRika
1
622
Enoko(Staff)Enoko(Staff)
Is there a way to create easing curves in animation mode? in Help
ArcheiaArcheia
1
691
Enoko(Staff)Enoko(Staff)
Live2D Cubism Editor 4.0 will not open in Help
DaniNobodyDaniNobody
0
111
DaniNobodyDaniNobody
Can not replace Texture atlas in Help
MitKuMitKu
4
3.7K
Enoko(Staff)Enoko(Staff)
Cubism Viewer (for OW) 4.0 in Help
vewuvewu
1
331
Enoko(Staff)Enoko(Staff)
Clip ID isn't working in Tips and Tricks
HuñoHuño
1
361
Enoko(Staff)Enoko(Staff)
Imported model3.json will not open in Help
mtpmtp
1
2.3K
Enoko(Staff)Enoko(Staff)
importing? in Help
kokkiekokkie
1
242
Enoko(Staff)Enoko(Staff)
Scene/Animation won't export in Help
ScorpioWolfScorpioWolf
1
541
Enoko(Staff)Enoko(Staff)
Dragging file in animation mode says error in Help
HanamelonHanamelon
1
31
Enoko(Staff)Enoko(Staff)
Parameter not moving when I enable 'Randomize Parameters' option in Help
Answered
BeeilistBonkBeeilistBonk
5
1.7K
ChiboxChibox
Help with Parameters in Help
logilogi
0
801
logilogi
Is there a sample PSD with layers named in English please in Help
crispalominocrispalomino
3
1.7K
chewiemonsterchewiemonster
Some textures on the atlas don't show up in Cubism Viewer in Help
juunrolljuunroll
1
873
Enoko(Staff)Enoko(Staff)
Problems with the Atlas Texture in Help
princefadoprincefado
1
1.5K
Enoko(Staff)Enoko(Staff)
Live2D Severe Lag in Help
ArinAnimatesArinAnimates
3
1.3K
ArinAnimatesArinAnimates
I can't use space drag to move the canvas in Help
Answered
cream847413cream847413
1
1.3K
ChiboxChibox
Hi im new. in General Discussions
Answered
TroyZSTroyZS
1
161
ChiboxChibox
Can't move parts in Help
Answered
strawberrysheepstrawberrysheep
1
1.8K
ChiboxChibox