FLTK 1.3.9 released on Dec. 09, 2023

We're pleased to announce the release of FLTK 1.3.9.

FLTK 1.3.9 is a maintenance release with minor enhancements and some macOS and CMake related improvements.

macOS is now supported up to macOS 14 (Sonoma).

CMake support has been enhanced and requires CMake 3.15 or higher. autotools (configure/make) and bundled IDE projects are still supported.

We recommend all FLTK 1.3.x users to upgrade to FLTK 1.3.9.

This release does not contain new "ABI features". The ABI (Application Binary Interface) is 100% compatible with releases 1.3.5 - 1.3.8.

The new release 1.3.9 (source and documentation) can be downloaded here:

Changes in FLTK 1.3.9

Highlights in this Release:

? - Support macOS up to macOS 14 "Sonoma".
? - Update bundled libraries to current versions (README.bundled-libs.txt).
? - Introduce bundled image library "prefixing" to avoid conflicts
??? with system libraries.
? - New CMake option FLTK_MSVC_RUNTIME_DLL to select Visual Studio
??? Runtime version: DLL (/MDx) or static (/MTx), see README.CMake.txt

Details:

For more details and information on previous releases see CHANGES in the root directory of the source distribution or directly in our FLTK source repository on GitHub: (as of Release 1.3.9).