63 packages returned for Tags:"release"

This is the dll found in 1.0.3-rc11 of the original project, although it is not flagged as prerelease by NuGet which should allow using it as a dependency without flagging your own library as a pre release.
FLTK (pronounced "fulltick") is a cross-platform C++ GUI toolkit for UNIX®/Linux® (X11), Microsoft® Windows®, and MacOS® X. FLTK provides modern GUI functionality without the bloat and supports 3D graphics via OpenGL® and its built-in GLUT emulation.
Packs a NuGet-package after a successful build in 'Release' to solution-root\NuGet-packed. NuGet.exe has to be installed and on the PATH.