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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
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196
KatomonKatomon
Failed to output. (NegativeArraySizeException) in Help
YiotaYiota
2
179
KatomonKatomon
5.1.02 beta1 - Can no longer combine blendshapes with shortcut in Help
cilliacillia
10
457
cilliacillia
Blendshape Weight Presets in Feature requests
mynemomomynemomo
1
51
ookubo(staff) ookubo(staff)
Critical Issue on macOS Apple Silicon - UI Lag in Help
foxfoxfoxfox
2
208
Ran_THRan_TH
Is it possible to assign parents to parameters in Help
Answered ✓
AmaranthioraAmaranthiora
2
98
AmaranthioraAmaranthiora
[BUG] Sticky Physics in Help
pettankonpettankon
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1.6K
rubrtarubrta
help please in Help
mastermaindmastermaind
1
71
ookubo(staff) ookubo(staff)
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liss_lavenderliss_lavender
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78
ookubo(staff) ookubo(staff)
Live2D物理演算が、アニメーションに反映されません。カーソルに反応はあります、足りない部分を教えていただきたいです。 in Help
Answered
AiSAiS
1
457
ookubo(staff) ookubo(staff)
Help! I cannot export for runtime :( in Help
Answered ✓
emimiemimi
2
312
emimiemimi
Cant export moc3 after updated model file from 4.2 to 5.2 in General Discussions
sam989sam989
4
207
Enoko(Staff)Enoko(Staff)
Disabling ArtMeshes (model optimization) in Help
JekSun97JekSun97
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248
nakayasui(staff)nakayasui(staff)
Mirroring Parameters on Different ArtMeshes in Help
JekSun97JekSun97
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111
JekSun97JekSun97
Freezing error in Help
Answered
MimicInBlenderMimicInBlender
1
135
ookubo(staff) ookubo(staff)
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heroesofthedasheroesofthedas
2
243
heroesofthedasheroesofthedas
Request for account deletion in Help
ItsactuallyTeaDItsactuallyTeaD
1
35
ookubo(staff) ookubo(staff)
Add support for other image formats in Feature requests
JekSun97JekSun97
1
91
ookubo(staff) ookubo(staff)
Unity 2022.3.55 with SDK 5r3: Model Prefabs relabeling themselves to Model on Runtime in Help
TherinWhittenTherinWhitten
6
309
yasu.o@live2dyasu.o@live2d
Cubism Editor 5.2 Free version, 2 normal parameters with 1-3 Blendshapes? in Help
EstEarth202EstEarth202
4
417
ookubo(staff) ookubo(staff)
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awnzaidi15910awnzaidi15910
9
456
awnzaidi15910awnzaidi15910
Cannot Export to .moc3 (for Runtime) in Help
monsterhandholdermonsterhandholder
2
236
ookubo(staff) ookubo(staff)
1
Up
Draw Order not working properly in Reporting bugs about new features/Feedback
Active
kisaragirenkisaragiren
1
154
ookubo(staff) ookubo(staff)
각도를 사용한 호흡 물리 진자가 이상하게 작동합니다. in Help
Answered
FS2FS2
3
103
ookubo(staff) ookubo(staff)
Head input from Physics settings disappear ?!!!! in Help
Answered
REfan0213REfan0213
1
97
ookubo(staff) ookubo(staff)
Problem with export/update of Texture Atlas in Help
aviavi
6
916
ookubo(staff) ookubo(staff)
1
Up
Cannot export model as a .moc3 using the new color blending mode in Reporting bugs about new features/Feedback
Active
ZahuranecsZahuranecs
2
190
ZahuranecsZahuranecs
Different shapes for selection brush and deform brush in Feature requests
cilliacillia
1
25
ookubo(staff) ookubo(staff)
Why the parts of my model doesnt show up in the After Effects plugin? in Help
Answered
KynthíaKynthía
1
149
ookubo(staff) ookubo(staff)
Model Wont Export in Help
MikasaTheFoxMikasaTheFox
4
414
MikasaTheFoxMikasaTheFox