Issues

• Convenient method to place window at desktop center or corners

  fltk/fltk#1626 · Filter by author darealshinji opened on Oct 12, 2026

• Issues found while porting FLTK to D.

  fltk/fltk#1624 · Filter by author sxmboer opened on Oct 7, 2026
  8

• X11: screen init forces an output re-probe via XRRSizes()

  fixedPlatform: X11Prio 2 - Lowwaiting for confirmation
  fltk/fltk#1623 · Filter by author XxCotHGxX opened on Oct 3, 2026
  1

  

• more inline code on Fl_Color related functions for optimization

  fltk/fltk#1622 · Filter by author darealshinji opened on Oct 1, 2026

• fl_rounded_rectf(x, y, w, h, r) fills one pixel less at the left and top than fl_rectf(x, y, w, h)

  fltk/fltk#1619 · Filter by author MatthiasWM opened on Sep 28, 2026
  

• Fl_Wayland_Graphics_Driver::create_shm_buffer divides by stride=0 on compositor reconfigure with degenerate geometry (SIGFPE)

  Platform: Waylandquestion
  fltk/fltk#1615 · Filter by author n9seo opened on Sep 25, 2026
  6

  

• Fluid: add SHA to Fluid generated file

  fluid
  fltk/fltk#1611 · Filter by author MatthiasWM opened on Sep 20, 2026
  

• Question about using Fl_JPEG_Image() without size argument

  not a bugwaiting for confirmation
  fltk/fltk#1601 · Filter by author darealshinji opened on Sep 5, 2026
  1

  

• FL_MOUSEWHEEL event handling improvements

  fltk/fltk#1585 · Filter by author MatthiasWM opened on Aug 22, 2026
  1

  

• Fl_Scrollbar improvements

  activewaiting for confirmation
  fltk/fltk#1584 · Filter by author MatthiasWM opened on Aug 22, 2026
  3

  

• Fl_Terminal: a review with codex for problems

  fltk/fltk#1578 · Filter by author erco77 opened on Aug 13, 2026
  1

• Wayland Tablet event deliver improvements

  Platform: Wayland
  fltk/fltk#1544 · Filter by author MatthiasWM opened on Jul 26, 2026
  4

  

• CMake/Build: if git is available in PATH, embed the github hash in a C String

  activeCMake
  Feature

  fltk/fltk#1450 · Filter by author ggarra13 opened on May 26, 2026
  9

  

• FLUID: allow writing C++/.h files with no callbacks or custom widget includes.

  fluid
  fltk/fltk#1441 · Filter by author ggarra13 opened on May 20, 2026
  2

  

• Font name parsing via Fl::set_font is inconsistent across platforms

  Feature

  fltk/fltk#1429 · Filter by author savannstm opened on May 7, 2026
  6

• X11/Wayland: Fl_Text_Editor's shortcuts and Fl::event_key don't work as expected with certain keyboard layout settings

  activePlatform: macOSPlatform: WaylandPlatform: X11Prio 2 - Low
  fltk/fltk#1427 · Filter by author savannstm opened on May 1, 2026 · FLTK 1.5.0
  26

  

• Wayland's fullscreen (All Screens) does not work.

  Platform: WaylandPrio 3 - Moderate
  fltk/fltk#1397 · Filter by author ggarra13 opened on Apr 5, 2026
  6

  

• [Bug]: Output-only valuators still take input from keyboard if belowmouse or has focus

  fltk/fltk#1387 · Filter by author dannye opened on Mar 29, 2026
  5

  

• Unicode documentation page fixes

  documentation
  fltk/fltk#1351 · Filter by author MatthiasWM opened on Dec 12, 2025
  1

  

• Update Coding standards / portability section for FLTK 1.4 and 1.5

  active
  fltk/fltk#1346 · Filter by author RokerHRO opened on Dec 4, 2025
  41

  

• Matt's Fluid todo list

  activefluid
  fltk/fltk#1322 · Filter by author MatthiasWM opened on Nov 10, 2025
  3

  

• Horizontal scrollbar in text editor does not maintain proper range while scrolling

  fltk/fltk#1304 · Filter by author arjunmenon opened on Sep 3, 2025
  13

• Add pkg-config file

  Prio 1 - RFE
  Feature

  fltk/fltk#1273 · Filter by author rodarima opened on Jun 30, 2025 · FLTK 1.5.0
  6

• Please consider X WM Name and Class control

  invalidPlatform: X11RFC: request for commentswontfix
  fltk/fltk#1249 · Filter by author jafcobend opened on Apr 15, 2025
  14

• Fl_Table_Row: changing selection with arrow keys does not change highlighted row

  fltk/fltk#1237 · Filter by author gradgrind opened on Mar 26, 2025
  3