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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
Views
Most Recent
Can't export to moc3 file. in Help
miyokoharuhimiyokoharuhi
1
123
Enoko(Staff)Enoko(Staff)
opengl error(Cubism Editor can't open) in Help
emeraldvortexemeraldvortex
12
2.1K
Enoko(Staff)Enoko(Staff)
accidentally deleted head input in Help
jayojayo
1
58
Enoko(Staff)Enoko(Staff)
Keyformable Glue Weighting in Feature requests
Ran_THRan_TH
3
164
TheArtGunTheArtGun
Parameter "Change" window missing in Help
sarccattosarccatto
3
526
sarccattosarccatto
"failed to initialize open gl" error, help pls in Help
Answered
mileychanmileychan
2
484
HvnniBunniHvnniBunni
Live2d + Adobe After Effects in Help
Answered
EnthusedbutConfusedEnthusedbutConfused
3
488
Enoko(Staff)Enoko(Staff)
Moved: Live2d + Adobe After Effects in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
Pair Blendshape to Parameter in Feature requests
TheArtGunTheArtGun
3
430
Enoko(Staff)Enoko(Staff)
Coverting blend shape into parameter, parameter into blend shape in Feature requests
cilliacillia
1
436
Enoko(Staff)Enoko(Staff)
Is it possible to make UI smaller? in Help
cloudnyasirisacloudnyasirisa
1
125
Enoko(Staff)Enoko(Staff)
Dark UI Theme in Feature requests
TenpiTenpi
10
5.8K
Enoko(Staff)Enoko(Staff)
I can't export my VModel into moc3 in Help
Answered
VampauliVampauli
2
124
VampauliVampauli
Soft Stroke Mesh Mapping in Feature requests
TheArtGunTheArtGun
1
166
ueno(staff)ueno(staff)
Multi Select specific meshes in Mesh Edit in Feature requests
TheArtGunTheArtGun
3
354
Enoko(Staff)Enoko(Staff)
VTube Studio in Help
acetoin_butter2acetoin_butter2
0
757
acetoin_butter2acetoin_butter2
Physics won't export in Help
acetoin_butter2acetoin_butter2
1
132
acetoin_butter2acetoin_butter2
Bug? New Random Pose doesn't animate the Eye Open parameter in Help
Ran_THRan_TH
1
107
Enoko(Staff)Enoko(Staff)
Keep current parameter state after synthesizing corners in Feature requests
CrunchyCrunchy
1
116
Enoko(Staff)Enoko(Staff)
question in Help
SarberrySarberry
0
22
SarberrySarberry
BUG! Undoing 4 Division Causes Freezing/Crashing in Help
indigo_choindigo_cho
1
74
Enoko(Staff)Enoko(Staff)
Parameter Problems in Help
Question
VoxSyreniVoxSyreni
2
245
kookiecchikookiecchi
Diagonally Mirror Edit in Feature requests
nekopaonekopao
1
74
ueno(staff)ueno(staff)
Reflect in Mesh Edit Mode in Feature requests
TheArtGunTheArtGun
1
540
ueno(staff)ueno(staff)
moc3 freezing Live2D in Help
MushviriMushviri
1
434
ueno(staff)ueno(staff)
Can't get moc3 file to appear in Help
AkiaSNBAkiaSNB
5
755
Enoko(Staff)Enoko(Staff)
(Mac) Always crashing when loading up something (Editor and viewer) in Help
Jaiden087Jaiden087
22
1.7K
Enoko(Staff)Enoko(Staff)
Suggestion : Multi-Core Optimization for Texture Atlas Creator System in Feature requests
NiiraitsuNiiraitsu
1
102
Ran_THRan_TH
Why is my moc3 file not showing up after exporting? in Help
Answered
angicoangico
1
334
Enoko(Staff)Enoko(Staff)
Model not saving - "VM limit" error in Help
Answered
bcollie9bcollie9
3
577
kudo(Staff)kudo(Staff)