mdiapp+ SE 1.22.98 Released - April 28th, 2025
Failure Correction Fixed a canvas compositing issue with stencil layers.
Failure Correction
- Fixed a canvas compositing issue with stencil layers.

nattou.org · PGN Inc
Failure Correction Fixed a canvas compositing issue with stencil layers.
Function Addition Added support for undoing vertex operations when transforming layers. Added "Hard Mix" to layer blend. Failure Correction Fixed a bug in loading layer masks of PSD files (improved loading of PSD texture data used in VRChat)
Function Improvement Speed up canvas updates and brush processing when there are many layers
Failure Correction When transforming a layer, areas outside the canvas are no longer cut.
Failure Correction Fixed a bug in layer blending specification. Fixed an issue where creating a new canvas was slow and increased memory consumption.
Regarding mdiapp+ (mdiapp+ SE), we will stop any major updates in the future and concentrate our development resources on FireAlpaca (FireAlpaca SE). Thank you for the past 18 years. Thank you for your continued support of the FireAlpaca series.
Regarding mdiapp+ (mdiapp+ SE), we will stop any major updates in the future and concentrate our development resources on FireAlpaca (FireAlpaca SE).
Thank you for the past 18 years. Thank you for your continued support of the FireAlpaca series.
Specify Changed Removed DRM so that it can be started without going through Steam. Failure Correction Fixed a drawing problem after clearing the layer mask.
Failure Correction It is highly likely that we have identified the cause of the problem that occurs in some environments where part of the image is corrupted when saving an MDP file, so we have fixed it.
Function Addition Added an option to fill gaps in lasso fill (closed area). Failure Correction Fixed a bug where multithreading performance could be significantly degraded after implementing a layer mask.
Function Improvement Optimized brush drawing when zooming in on the canvas.
Function Addition Added time-lapse recording function in APNG format (File menu). Added brush script instruction bs_canvas_zoom() that can get canvas display magnification. Failure Correction Fixed a bug that sometimes crashes when adding a layer mask to a layer folder. Fixed a b
Failure Correction Fixed a bug that could cause a crash when adding a layer mask to a canvas with a layer folder.
Failure Correction Fixed a display bug when dividing the frame of the vector layer with the division tool.
Function Addition Layer mask function has been added. Function Improvement Added the ability to show only the active layer in the View menu. The canvas display mechanism has been significantly changed and speeded up.
Function Improvement Faster loading of MDP files.
Specify Changed Maximum quality when saving JPEGs has been changed to 100%. Failure Correction Fixed a display problem with the halftone layer. Fixed a bug that made it difficult to see the clipping arrows when using the dark UI.
Function Addition Liquify tool has been added. Lasso fill tool has been added. Added symmetry option to shape fill tool. Added an option to erase all layers to the eraser tool.
Function Addition You can now double the border of the text layer (in response to requests from VTubers). Failure Correction Fixed a problem with symmetrical brush rendering when a layer is hidden in the upper left corner.
There is an error reported that the program may crash when inputting Japanese characters. If this error occurs, you would be able to avoid by taking either one of the following measures: ■Revert 'Microsoft ME' to the previous version 1. Click Windows 'Start' button 2. Click 'Sett
There is an error reported that the program may crash when inputting Japanese characters.
If this error occurs, you would be able to avoid by taking either one of the following measures:
■Revert 'Microsoft ME' to the previous version
1. Click Windows 'Start' button
2. Click 'Setting'
3. 'Time & Language' > 'Language' > 'Microsoft IME' > 'General' > turn on 'Use previous version Microsoft IME'
■Disable 'Optional diagnostic data' option
1. Click Windows 'Start' button
2. Click 'Setting'
3. 'Privacy' > 'Diagnostics & feedback' > turn off 'Optional diagnostic data'
We apologize for the inconvenience and thank you for your cooperation.
Function Addition Negative-positive inversion filter added.