Speed up for low color images

Some speed up attained for low color images due to new image structure (optional), enabling patterns caching.

Current release contains sources for ScaleNx 26.6.12.312 for Python >=3.10; corresponding update for Python >=3.4 may be accessed as 2026.6.12.34 tag.

Binary packages included are listed below:

Package description	Download link
ScaleNx64.exe for Windows 10 64-bit and above	ScaleNxWin64.zip
ScaleNx32.exe for Windows XP 32-bit and above	ScaleNxWin32.zip

Maintanance

General maintanance release.

Code for Python 3.4 version haven't changed much.

For Python > 3.10 version GUI code passed internal improvements.

Binary packages included are listed below:

Package description	Download link
ScaleNx64.exe for Windows 10 64-bit and above	ScaleNxWin64.zip
ScaleNx32.exe for Windows XP 32-bit and above	ScaleNxWin32.zip

ScaleNx module update

ScaleNx module export changed to more generalized pattern, simpifying developers work. Main programs changed accordingly.

Corresponding ScaleNx for Python 3.4 branch also updated.

Binary packages included are listed below:

Package description	Download link
ScaleNx64.exe for Windows 10 64-bit and above	ScaleNxWin64.zip
ScaleNx32.exe for Windows XP 32-bit and above	ScaleNxWin32.zip
ScaleNx module wheel for pip-driven installation, copy of PyPI release	scalenx-2026.2.12.34.post1-py3-none-any

Modules update

All modules updated to most current, both for Main and Python 3.4 versions.

Compiled Windows versions updated accordingly.

Windows EXE	Tested Windows version
ScaleNxGUI64.exe	Windows 10 64-bit
ScaleNxGUI32.exe	Windows XP 32-bit

Visual rescaler added

Visual rescaler added to main branch. Be careful: it uses memory for preview, which increases with every run; don't try to use it on very large images.

Bug with arbitrary caps in extensions fixed. Wasn't discovered and fixed earlier because nobody seem to use such an extensions in real life.

As usual, for Windows users compiled ScaleNx .exe files are available:

Windows EXE	Tested Windows version
ScaleNxGUI64.exe	Windows 10 64-bit
ScaleNxGUI32.exe	Windows XP 32-bit

General update

Numerous updates in module, GUI and docs.

For Windows users, compiled EXE are avalable for download:

Windows EXE	Tested Windows version
ScaleNxGUI64.exe	Windows 10 64-bit
ScaleNxGUI32.exe	Windows XP 32-bit

I've got to admit it's getting better, a little better all the time

GUI update

More responsive flat GUI. Better MRU simulation and some bug fixes for ScaleNx for Python 3.4.

General update

PyPNM module updated to ver. 2.21.2.2 "Victory II", providing significant resource usage decrease.

Common GUI have additional controls for PNG compression and PNM format settings.

For Windows users new version attached as ScaleNxGUI64.exe for Windows 10 64-bit.

For old Python versions, corresponding PyPNM 2.21.2.34 "Victory II" update was also introduced, and similar GUI changes impemented. Main GUI, as compared to initial versions, was intentionally downgraded from pathlib to os to provide maximum compatibility with old systems.

For Windows users corresponding version attached as ScaleNxGUI32.exe for Windows XP 32-bit.

Options for file formats

In version 25.08.22.22 PNG compression options and PPM/PGM format preferences may be saved to disk as JSON file scalenx.ini, edited with any text editor, and loaded back to ScaleNx.

Python 3.4 compatible version downgraded from pathlib to os to ensure extraordinary compatibility with old Python.

Rebuild

12 Jul "Kutuzov" release - main module compacting, attempting to reduce resource usage. Current release includes sources for Python >= 3.10; older Python users may find corresponding Python >= 3.4 sources at 25.07.12.34 tag.

Attached binaries are:

• ScaleNxWin32.zip - ScaleNxGUI32.exe version compatible with Windows XP 32-bit and above;
• ScaleNxWin64.zip - ScaleNxGUI64.exe version compatible with Windows 10 64-bit and above.