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<b class="Bold"><big>Live2D Cubism</big></b>
<a href="https://www.live2d.com/en/"><alt="Cubism Products and Downloads">Cubism Products and Downloads</a>
<b class="Bold"><big>Cubism product manuals and tutorials</big></b>
<a href="https://docs.live2d.com/cubism-editor-manual/top/?locale=en_us"><alt="Cubism Editor Manual">Cubism Editor Manual</a>    <a href="https://docs.live2d.com/cubism-editor-tutorials/top/?locale=en_us"><alt="Cubism Editor Tutorial">Cubism Editor Tutorial</a>    <a href="https://docs.live2d.com/cubism-sdk-manual/top/?locale=en_us"><alt="Cubism SDK Manual">Cubism SDK Manual</a>    <a href="https://docs.live2d.com/cubism-sdk-tutorials/top/?locale=en_us"><alt="Cubism SDK Tutorial">Cubism SDK Tutorial</a>
[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 <a href="https://www.live2d.jp/eng/contact/?redirect=1">email form.</a>

Recent Discussions

Discussion List

Discussion
Started By
Replies
Views
Most Recent
I am unable to click and edit in the Workspace, please help in Help
amjustleviamjustlevi
2
274
ookubo(staff) ookubo(staff)
Resetting All settings? in Help
TopaTopa
2
584
amjustleviamjustlevi
The ability to glue two warp deformers together in Feature requests
Ransom_VTRansom_VT
2
138
ookubo(staff) ookubo(staff)
I cannot delete meshes while I am using stroke mesh mapping brush in Help
mokimoki
1
249
ookubo(staff) ookubo(staff)
Having problems when exporting .moc3 in Help
LiiuxingLiiuxing
2
219
ookubo(staff) ookubo(staff)
Auto breathing in physics window stopped working in Help
Ran_THRan_TH
5
785
KamiletKamilet
I can’t export my model. in Help
Answered
MerataMerata
11
969
KatomonKatomon
CubismSdkForNative-5-r.1 FOR OpenGL in Feature Requests
fancityfancity
22
1.4K
obsidianobsidian
How can I download the old core SDK Lib file? in Help
Answered
teslatesla
1
89
yasu.o@live2dyasu.o@live2d
[5.2.0 beta]the Bezier grid of Warp Deformer disappeared in Help
KamiletKamilet
5
793
ookubo(staff) ookubo(staff)
Export .Moc error with [INFO ] Texture Atlas does not contain: [ERROR] java.util.NoSuchElementExcep in Help
PisitPisit
6
317
Enoko(Staff)Enoko(Staff)
The possibility to edit a normal parameter to a blend shape, and the other way around. in Feature requests
KatomonKatomon
1
90
ookubo(staff) ookubo(staff)
Live2d maxing out 32GB RAM and freezing constantly. in Help
ChoccoWafflesChoccoWaffles
1
283
ookubo(staff) ookubo(staff)
Feature Request: Multiple Keys Editing for Form Pasting in Feature requests
Tea_conTea_con
1
79
ookubo(staff) ookubo(staff)
CMO3 Files Not Opening in Help
PlayerCalciumPlayerCalcium
3
207
Enoko(Staff)Enoko(Staff)
Exporting bar runs for a little while then closes on it's own without exporting the model in Help
FUAFUA
1
77
ookubo(staff) ookubo(staff)
Parameters Keep Snapping to 0 in animation mode in Help
xStariixxStariix
1
89
ookubo(staff) ookubo(staff)
[Download]Cubism SDK for Unreal Engine R1 alpha4 in Download
Closed
Tak.W(Staff)Tak.W(Staff)
0
368
Tak.W(Staff)Tak.W(Staff)
warp deformer, rotation and automesh buttons not responding in Help
protokittiprotokitti
2
252
ookubo(staff) ookubo(staff)
Having problems when exporting .moc3 in Help
ShiroYamiShiroYami
10
3.1K
ookubo(staff) ookubo(staff)
Is this bug?? in Help
sm111111sm111111
1
31
ookubo(staff) ookubo(staff)
Disable Default live2d head sway motion in web SDK in Help
NishalNishal
4
222
NishalNishal
How can I load motions and play them at runtime in Unity? in Help
Answered
AkagawaTsurunakiAkagawaTsurunaki
1
232
AkagawaTsurunakiAkagawaTsurunaki
Warp deformer moves strangely. in Help
sm111111sm111111
1
134
ookubo(staff) ookubo(staff)
Live2d disappeared in Help
Depresso_duckDepresso_duck
2
473
ookubo(staff) ookubo(staff)
Seeking Android ARM v7 Library - Need Older SDK Version in Help
huhu214huhu214
0
87
huhu214huhu214
How to fix brow disappearing when activating model? in Help
Answered
COMP28_002COMP28_002
1
75
ookubo(staff) ookubo(staff)
Can't export my model in Help
EiKishikaiEiKishikai
8
650
ookubo(staff) ookubo(staff)
Is/Can there a way to access expression property Names/IDs from the AE plugin in Other Live2D Products and Tools (Other Photoshop Scripts, Sample Data, etc.)
CrunchyCrunchy
1
69
ookubo(staff) ookubo(staff)
I can't export model file .moc3 in Help
Answered
SenSen
1
147
obsidianobsidian