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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
[BUG] Physics settings not saving after closing the Physics window in Help
Ran_THRan_TH
2
384
kudo(Staff)kudo(Staff)
Magnet tool in Feature requests
Gary7Gary7
0
1
Gary7Gary7
Use a free drawing app to import PSD files onto Live2D instead of paying for Photoshop or ClipStudio in Feature requests
AngieEAngieE
3
2.5K
Gary7Gary7
Deform Brush Tool is not working in Help
itsnovajitsnovaj
2
1.5K
kudo(Staff)kudo(Staff)
Help for beginner with files in Help
SythgirlaSythgirla
2
706
SythgirlaSythgirla
Cubism wont Launch in Help
n4_Drawnsn4_Drawns
1
33
kudo(Staff)kudo(Staff)
Keyforms turning yellow, not green in Help
Answered
PupcakePupcake
2
1K
kudo(Staff)kudo(Staff)
Help me in Help
MystYTMystYT
1
43
kudo(Staff)kudo(Staff)
Texture Atlas leaving out one piece of an image in Help
Answered
RowdsterRowdster
1
235
kudo(Staff)kudo(Staff)
Lost ability to move second eye in Help
Spenny_yoSpenny_yo
1
355
kudo(Staff)kudo(Staff)
Live 2D Running Unresponsive/ Extremely Slow in Help
zesteinzestein
3
504
kudo(Staff)kudo(Staff)
How to make vdo showcase live2D? in Help
xzero2541xzero2541
0
1K
xzero2541xzero2541
Live2D Free Version - Boxes around parts too big to move around texture atlas? in Help
Answered
theg4tekeepertheg4tekeeper
1
1.2K
kudo(Staff)kudo(Staff)
I can't open any files. in Help
LilacLilac
2
1.2K
kudo(Staff)kudo(Staff)
Parts Blurring When I Select Parts With Keyframes in Help
neitherherenorthereneitherherenorthere
2
523
neitherherenorthereneitherherenorthere
Can I clipping On several Artmeshs? in Tips and Tricks
purepengpurepeng
0
62
purepengpurepeng
Metal For Live2D in Feature Requests
MenThuMenThu
3
286
kudo(Staff)kudo(Staff)
Moved: Metal For Live2D in Feature Requests
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
Can't export moc3 file in Help
ydnowydnow
1
554
kudo(Staff)kudo(Staff)
Live2d closing when trying any operation that opens the file explorer in Help
Answered ✓
IriusIrius
1
92
IriusIrius
only one of the either works: the hair physics, or angle z in Help
suburbianchristsuburbianchrist
1
914
suburbianchristsuburbianchrist
transparent psd in Help
Veronica_chan20Veronica_chan20
4
670
Error_Gamer00Error_Gamer00
(Help) Everything looks so small in Feature requests
sifyrosifyro
3
1.6K
kudo(Staff)kudo(Staff)
Parameter affecting different parts in Help
liliumlilium
1
1.1K
kudo(Staff)kudo(Staff)
Tiny UI (I've searched) in Help
LosatLosat
1
105
pebble_pebble_
[BUG] Model refuse to export if there are special characters in the Physics group in Help
Ran_THRan_TH
2
80
kudo(Staff)kudo(Staff)
its not opening in Help
miraiimiraii
4
497
kudo(Staff)kudo(Staff)
error in Help
banditoss1997banditoss1997
3
213
kudo(Staff)kudo(Staff)
I hope that live2d modeling can be faster and more efficient needs in Feature requests
chakunchakun
0
32
chakunchakun
Live2d suddenly VERY slow in Help
katharpykatharpy
4
3.3K
kudo(Staff)kudo(Staff)