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Live2D Cubism
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Cubism Editor Manual    Cubism Editor Tutorial    Cubism SDK Manual    Cubism SDK Tutorial
[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
Moved: LookController & UI in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
Very Strange Colour Shift in Exported Movie in Help
skycompassskycompass
2
567
skycompassskycompass
OpenGL Initalization Failed in Help
MitchuoMitchuo
24
5.3K
arhguarhgu
Skinning parameters set but missing from palette in Help
KwiinaKwiina
1
113
KwiinaKwiina
Animation Transition (Blend) in Help
Answered ✓
no5187no5187
1
213
yasu.o@live2dyasu.o@live2d
Moved: Animation Transition (Blend) in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
Live2D won't open in Other Live2D Products and Tools (Other Photoshop Scripts, Sample Data, etc.)
anhuaanhua
3
583
Enoko(Staff)Enoko(Staff)
Frame drops in Unity in Help
SergSSergS
1
146
yasu.o@live2dyasu.o@live2d
Panty&Demons chain match3 with live2d workshop integration in Projects, Showcase & Critiques
MacKotMacKot
0
173
MacKotMacKot
I keep getting this "Sorry, an error occurred at startup. Please contact Customer Support." Pop up in Help
Answered
KanakoKanako
9
664
Enoko(Staff)Enoko(Staff)
.moc3 file refuses to export in Help
JJDESPAIRJJDESPAIR
1
43
Enoko(Staff)Enoko(Staff)
Is it possible to program a model on a certain phrase so it animates automatically? in Help
Question
ParararapamParararapam
0
31
ParararapamParararapam
Add Opacity for Parts folder in Feature requests
Ran_THRan_TH
0
51
Ran_THRan_TH
Moved: Can't save model file, "Requested Array Size Exceeds VM limit" in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
Can't save model file, "Requested Array Size Exceeds VM limit" in Help
QmoriQmori
1
84
QmoriQmori
Please help fix the error.. in Help
Answered
handaronghandarong
1
212
Enoko(Staff)Enoko(Staff)
Please help me fix the error.. in Help
Question
handaronghandarong
0
70
handaronghandarong
Every time I try to export my animation with a transparent background, I get some kind of antilasing in Help
missnamismissnamis
0
51
missnamismissnamis
Unable to load.. in Help
KumaAkkariKumaAkkari
1
519
obsidianobsidian
Every time I try to export my animation with a transparent background, I get some kind of "saw teeth in Other Live2D Products and Tools (Other Photoshop Scripts, Sample Data, etc.)
missnamismissnamis
13
1.2K
missnamismissnamis
missing parameter keyframes in export in Help
vtcwatvtcwat
1
146
Enoko(Staff)Enoko(Staff)
Connected vs unconnected vertices in Help
Ran_THRan_TH
9
297
Ran_THRan_TH
MODEL NOT LOADING? HELP in Help
TotallyGhostJojoTotallyGhostJojo
1
504
Enoko(Staff)Enoko(Staff)
Archive and Upload Metal Demo Sample to Testflight in Help
Answered
sinahimesinahime
1
84
Enoko(Staff)Enoko(Staff)
Please help me to add lip sync function to the given demo(sdk for native) in Help
shinamahirushinamahiru
1
108
obsidianobsidian
Failed to register member. Please try again. in Help
itzsummeritzsummer
1
43
Enoko(Staff)Enoko(Staff)
how to show icons for model and animation in Help
Answered ✓
awayaway
5
327
awayaway
unable to save physics in Help
maikachanmaikachan
0
33
maikachanmaikachan
Merging scenes into one video in Help
Question
ShiroyanakiAkiraShiroyanakiAkira
0
33
ShiroyanakiAkiraShiroyanakiAkira
Live2D 3.2 in Help
AbyssAbyss
1
55
obsidianobsidian