2026.1

[mirek-fidler]

2026.1 (rev. 18468) (March 2026)

Current stable release

Core

• SIMD encapsulation i8x16 comparisons, AnyTrue, AllTrue, CountTrue, FirstTrue, FirstFalse, IsTrue functions

• Added some additional Color constants (e.g. Orange)

• CountTrailingZeroBits, CountTrailingZeroBits64 functions

• CPU_Cores fixed to support more than 64 cores

• memcnt[8,16,32], memeq8len functions

• Point_, Size_ and Rect_ no initialize to zero

• IsUserAdmin() function

• StringsStream (like StringStream, but using Vector to avoid String 2GB limit)

• CParser.SkipLine

• Unix domain socket (AF_UNIX) support, TcpSocket replaced with just Socket (as it is now both for Tcp and Unix domain)

Core/SSL

• AES-256-GCM encryption and decryption

• Added SecureBuffer and SecureZero

CtrlCore

• support for custom window titlebars in Win32 and Linux/gtk backends

• Ctrl.HasMouseIn (unlike HasMouse limited to view)

• IsAvailableImage, IsClipboardAvailableImage

• Paint hook (allows painting anywhere in window unrelated to any widgets)

• X11 (nongtk) backend maintenance

• X11 now reading StdFont and dark/light mode from xsettings

Draw

• Font.NoColor to prevent colored emoticons

• Draw9Slice

• Fast cached HasCodepoint for TTF

• Templated version of MakeImage

• DrawRoundRect (without Painter)

Painter

• currentColor support in SVG; ide: Improved/simplified SVG view

• Fixed precision issue with Arc and Stroker

CtrlLib

• DrawSmartText, DrawLabel, Label now support vertical orientation

• DisplayPopup refactored with PaintHook

• .upt for Basic CtrlLib app now has MyApp option

• FileSelButton now remembers last dir

• ArrayCtrl.Column.Inserts(fn) (when new line is inserted, Function provides the initial value)

• DataPusher ConvertBy (conversion done by Function)

• RichTextView.SingleLine option

RichText, RichEdit:

• RichText.SingleLine option

• Diagram editor

• RichEdit Insert special character

• RichEdit.OverridePaper

VirtualGui/SDL

• Fullscreen mode

TheIDE

• Now using BasicHints at the start to help beginners with using the program

• Activating "No warnings" in the main package has now the sideeffect of disabling assist to show errors while editing

• Improvements in comparison of directories / commits, git history

• Button in bottom list of "found things" to remove corresponding lines

• Search for git conflicts

• Search for debugging / any logs in the code

• In .log file, context goto tries to find corresponding LOG/DUMP in the code

• .svg files now viewed

• Various Icon designer improvements (text Outline option, restore alpha, insert symbol into text)

• In Win32, About dialog now has info about clang toolchain and libclang versions

• Main package selection now has list of previously opened projects

• Insert function parameters list

• Insert Symbol

• If there are just warnings in the file, theide now displays Warnings icon in top-left (instead Errors)

• Improved valgrind support

• Navigator now has context menu

• 'External mode' to edit non U++ projects

• Improved information about current file (poopup when mouse is over cursor position)

• Tool to convert virtual methods to 'override'

• ide now shows the count of elements in several new places like Navigator or UppHub

• primitive markdown export of richtext files (.tpp or .qtf)

plugin upgrades:

• plugin/jpg to version 10

• plugin/tif to version 4.7.1

• plugin/png to version 1.6.54

UMK

• Implement build method recognition in umk.

• --hub-only, --hub-dir, --out-dir options

Win32

• CLANG toolchain updated to 21.1.1

• OpenSSL updated to 3.6.0

Known issue

• There might be a problem with Drag and Drop in certain versions of KDE in Xwayland mode - while inconclusive, it looks like KDE/Xwayland problem.

[ismail-yilmaz]

Nice work, thank you all!