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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
Connected vs unconnected vertices in Help
Ran_THRan_TH
9
335
Ran_THRan_TH
MODEL NOT LOADING? HELP in Help
TotallyGhostJojoTotallyGhostJojo
1
525
Enoko(Staff)Enoko(Staff)
Archive and Upload Metal Demo Sample to Testflight in Help
Answered
sinahimesinahime
1
94
Enoko(Staff)Enoko(Staff)
Please help me to add lip sync function to the given demo(sdk for native) in Help
shinamahirushinamahiru
1
116
obsidianobsidian
Failed to register member. Please try again. in Help
itzsummeritzsummer
1
51
Enoko(Staff)Enoko(Staff)
how to show icons for model and animation in Help
Answered ✓
awayaway
5
363
awayaway
unable to save physics in Help
maikachanmaikachan
0
44
maikachanmaikachan
Merging scenes into one video in Help
Question
ShiroyanakiAkiraShiroyanakiAkira
0
36
ShiroyanakiAkiraShiroyanakiAkira
Live2D 3.2 in Help
AbyssAbyss
1
73
obsidianobsidian
Quality of Temporary Snapshots, Settings for Random poses and Bitrate. Also feature requests. in Feature requests
Answered
CAMACAMA
5
212
Enoko(Staff)Enoko(Staff)
Physics file wont export with Live2D Cubism Editor 5.0 Alpha 2 in Help
abzintabzint
1
238
Enoko(Staff)Enoko(Staff)
help me!! T_T. If the parameter key is already there, it will look weird in Help
Answered
chamoechamoe
2
66
Enoko(Staff)Enoko(Staff)
The editor is unresponsive when open it on Mac in Help
kanjesskanjess
1
145
Enoko(Staff)Enoko(Staff)
I can't save my model file. in Help
Answered
spring3643spring3643
1
698
Enoko(Staff)Enoko(Staff)
I used Live2D C++ SDK with Qt6 but got strange glitch on eye texture in Help
Question
gcyyyyngcyyyyn
0
55
gcyyyyngcyyyyn
how to rearrange layers???? in Help
Answered
loredagachakidloredagachakid
1
1.7K
CAMACAMA
2 features for Live2D Cubism 3 in Feature requests
CAMACAMA
4
1.3K
CAMACAMA
draw order auto set? in Help
Answered
anzeloanzelo
2
927
CAMACAMA
Can I combine 2 rigged files into one? in Help
Answered
koto_varelakoto_varela
1
766
CAMACAMA
Can not connect to licensing server in Help
kusgbskusgbs
1
84
Enoko(Staff)Enoko(Staff)
Future "Repeat parameter" SDK support in Help
Ran_THRan_TH
3
216
Enoko(Staff)Enoko(Staff)
Moved: Cubism Part.Opacity in Help
Closed
Tak.W(Staff)Tak.W(Staff)
0
1
Tak.W(Staff)Tak.W(Staff)
Cubism Part.Opacity in Help
Answered ✓
no5187no5187
2
659
no5187no5187
Live2d Lagging, Keeps going slow when i try to make an art mesh in Help
KuriKuri
1
483
Enoko(Staff)Enoko(Staff)
Improvements for Search and Replace window in Feature requests
Ran_THRan_TH
3
102
Enoko(Staff)Enoko(Staff)
face line broken clipping bug, it appears in animation too. in General Discussions
Kibis_MolandKibis_Moland
1
194
Enoko(Staff)Enoko(Staff)
Left pupil disappears when I generate mesh in Help
toftof
0
34
toftof
Window for listing all clipping masks used in project in Feature requests
Ran_THRan_TH
0
33
Ran_THRan_TH
Texture atlas stopped working in Help
Cheeky_Scrub_ExeCheeky_Scrub_Exe
1
255
Enoko(Staff)Enoko(Staff)
Moved: about Cubism 5 in Feature requests
Closed
ueno(staff)ueno(staff)
0
1
ueno(staff)ueno(staff)