ocornut/imgui

View on GitHub

Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies

Stars: 76.3k
Forks: 12k
Open beginner issues: 0
Indexed issues: 1k
Avg merge: 40m
Merged PRs (30d): 1

Dominant language: C++
License: MIT
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted

Beginner friendly Everything

Open All

1,043 open issues indexed

Invisible Scrollbar / Scrollbar visibility? Open

scrolling style

Difficulty 4/5 3-5 days Newbie friendliness 45/100

ocornut/imgui#9548 · 1 comment · Opened Sep 18, 2026
TreeNode no arrow draw flag Open

style tree

Difficulty 3/5 1-2 days Newbie friendliness 68/100

ocornut/imgui#9547 · Opened Sep 17, 2026
Dragging window flickers when using SetNextWindowDockID Open

docking

Difficulty 4/5 3-5 days Newbie friendliness 48/100

ocornut/imgui#9544 · 2 comments · Opened Sep 15, 2026
ImGui::IsWindowAppearing detect window opening vs tabbing Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

ocornut/imgui#9542 · 7 comments · Opened Sep 11, 2026
Drag & drop : Possibility to show all possible drop locations ? Open

drag drop

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ocornut/imgui#9541 · 2 comments · Opened Sep 10, 2026
A template for multithreading? (GUI & Worker) Open

multi-threading

Difficulty 5/5 Over a week Newbie friendliness 30/100

ocornut/imgui#9539 · 2 comments · Opened Sep 9, 2026
Feature request: Drag widgets that allow dragging past the edge of the screen Open

backends inputs

Difficulty 5/5 Over a week Newbie friendliness 45/100

ocornut/imgui#9527 · 2 comments · 1 reaction · Opened Aug 28, 2026
Add Table Column context menu item to reset to designed size. Open

tables/columns

Difficulty 3/5 1-2 days Newbie friendliness 68/100

ocornut/imgui#9523 · 1 comment · Opened Aug 25, 2026
Table Column Restore Ordering Issue Open

bug settings tables/columns

Difficulty 3/5 1-2 days Newbie friendliness 45/100

ocornut/imgui#9519 · 5 comments · Opened Aug 18, 2026
Baked font size selection hooks? (was: Dynamic font scaling issue) Open

font/text

Difficulty 5/5 Over a week Newbie friendliness 35/100

ocornut/imgui#9513 · 3 comments · Opened Aug 12, 2026
Request for feedback: improved ImDrawList functions (for incoming v1.93) Open

drawing/drawlist news/info

Difficulty 5/5 Over a week Newbie friendliness 25/100

ocornut/imgui#9504 · 8 comments · 12 reactions · Opened Aug 5, 2026
Metal: no way to control vsync (displaySyncEnabled) on secondary viewport windows (API proposal) Open

backends multi-viewports osx/ios

Difficulty 4/5 3-5 days Newbie friendliness 50/100

ocornut/imgui#9501 · Opened Aug 4, 2026
Vulkan Image Transition Before Acquisition Open

backends vulkan

Difficulty 3/5 1-2 days Newbie friendliness 55/100

ocornut/imgui#9496 · 2 reactions · Opened Aug 1, 2026
Gallery: Post your screenshots / code here (PART 26) Open

gallery

Difficulty 1/5 Under an hour Newbie friendliness 35/100

ocornut/imgui#9484 · 29 comments · 3 reactions · Opened Jul 20, 2026
Added `ImGuiItemFlags_LiveEditXXX` flags to enable/disable applying edits to backing variable while typing. Open

data types enhancement news/info sliders/drags

Difficulty 5/5 Over a week Newbie friendliness 25/100

ocornut/imgui#9476 · 1 comment · 7 reactions · Opened Jul 16, 2026
Saving .ini settings with Last Used Date information Open

news/info settings

Difficulty 5/5 Over a week Newbie friendliness 38/100

ocornut/imgui#9460 · 2 comments · Opened Jul 3, 2026
GLFW multi-viewport position mismatch when window manager clamps secondary viewport Open

backends linux/bsd multi-viewports

Difficulty 3/5 1-2 days Newbie friendliness 25/100

ocornut/imgui#9442 · Opened Jun 15, 2026
GLFW: DPI scaling seems to be applied twice on style on Wayland Open

backends dpi linux/bsd

Difficulty 3/5 1-2 days Newbie friendliness 57/100

ocornut/imgui#9422 · Opened May 30, 2026
Good to have Button/Text/Selectable with each line centered Open

font/text

Difficulty 3/5 1-2 days Newbie friendliness 62/100

ocornut/imgui#9416 · 3 comments · Opened May 25, 2026
Table border size & outer rounding Open

style tables/columns

Difficulty 3/5 1-2 days Newbie friendliness 48/100

ocornut/imgui#9415 · 4 comments · Opened May 25, 2026
Layout question (was: Merging table cells possible?) Open

layout tables/columns

Difficulty 5/5 Over a week Newbie friendliness 35/100

ocornut/imgui#9414 · 2 comments · Opened May 22, 2026
Secondary viewports clamped to monitor boundary during drag; content shift when OS refuses position (Linux/X11) Open

linux/bsd multi-viewports

Difficulty 4/5 3-5 days Newbie friendliness 55/100

ocornut/imgui#9398 · 6 comments · Opened May 14, 2026
Multi-Viewport: Maximizing/Restoring primary viewport causes other viewports to move (mostly) out of screen Open

multi-viewports

Difficulty 3/5 1-2 days Newbie friendliness 72/100

ocornut/imgui#9384 · Opened Apr 28, 2026
Specify position and pivot for OpenPopup Open

popups

Difficulty 5/5 Over a week Newbie friendliness 35/100

ocornut/imgui#9379 · Opened Apr 25, 2026
Standardized, backend-agnostic DrawCallbacks to change texture sampler (Linear vs Point filtering) & more? Open

backends drawing/drawlist news/info

Difficulty 5/5 Over a week Newbie friendliness 35/100

ocornut/imgui#9378 · 19 comments · 7 reactions · Opened Apr 23, 2026
Add support for VK_EXT_descriptor_heap Open

backends vulkan

Difficulty 5/5 Over a week Newbie friendliness 35/100

ocornut/imgui#9374 · 3 comments · 2 reactions · Opened Apr 22, 2026
Add support for VK_KHR_unified_image_layouts Open

backends vulkan

Difficulty 3/5 1-2 days Newbie friendliness 48/100

ocornut/imgui#9373 · 1 comment · 1 reaction · Opened Apr 22, 2026
Multi-Viewport support on Wayland Open

backends linux/bsd multi-viewports

Difficulty 5/5 Over a week Newbie friendliness 45/100

ocornut/imgui#9370 · 6 reactions · Opened Apr 16, 2026
Multi-viewport: Dragging window from ImGuiTitleBar while maximized causes glitchy behavior Open

multi-viewports

Difficulty 4/5 3-5 days Newbie friendliness 52/100

ocornut/imgui#9368 · Opened Apr 14, 2026
Adding a Wayland platform backend? Open

backends linux/bsd

Difficulty 5/5 Over a week Newbie friendliness 25/100

ocornut/imgui#9365 · 8 comments · Opened Apr 12, 2026
ImDrawList::AddPolyline() misses pixels Open

drawing/drawlist

Difficulty 3/5 1-2 days Newbie friendliness 58/100

ocornut/imgui#9360 · 12 comments · Opened Apr 10, 2026
Add draw flags to allow to render partial rect outline? Open

drawing/drawlist

Difficulty 4/5 3-5 days Newbie friendliness 48/100

ocornut/imgui#9358 · 3 comments · 1 reaction · Opened Apr 10, 2026
GLFW: can we stop ignoring X11 window events for less Jitter? Open

backends inputs linux/bsd multi-viewports

Difficulty 4/5 3-5 days Newbie friendliness 48/100

ocornut/imgui#9356 · 4 comments · 1 reaction · Opened Apr 9, 2026
Problem with semaphore and validation layer when using multi viewports. Open

backends help wanted multi-viewports vulkan

Difficulty 4/5 3-5 days Newbie friendliness 52/100

ocornut/imgui#9349 · 3 comments · 1 reaction · Opened Apr 6, 2026
FreeType: AddFontDefaultVector makes the font blurry Open

bug font/text

Difficulty 4/5 3-5 days Newbie friendliness 55/100

ocornut/imgui#9348 · 3 comments · 3 reactions · Opened Apr 5, 2026
Gallery: Post your screenshots / code here (PART 25) Open

gallery

Difficulty 1/5 Under an hour Newbie friendliness 25/100

ocornut/imgui#9342 · 54 comments · Opened Apr 2, 2026
Dynamic Rendering Error Open

backends help wanted vulkan

Difficulty 3/5 1-2 days Newbie friendliness 55/100

ocornut/imgui#9340 · 3 comments · Opened Apr 1, 2026
Float windows on top! Open

multi-viewports window pos/depth

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ocornut/imgui#9335 · 1 comment · Opened Mar 29, 2026
Popup opens unfocused if clicking on other window happen during the opening frame Open

inputs popups

Difficulty 3/5 1-2 days Newbie friendliness 52/100

ocornut/imgui#9334 · 3 comments · Opened Mar 29, 2026
Fractional-height alignment drift in rebased stacklayout branch Open

layout

Difficulty 4/5 3-5 days Newbie friendliness 55/100

ocornut/imgui#9333 · 2 comments · 1 reaction · Opened Mar 29, 2026
In Table, Selectable highlight doesn't automatically fill row height to match TextWrapped wrapped text Open

font/text selection tables/columns

Difficulty 3/5 1-2 days Newbie friendliness 52/100

ocornut/imgui#9332 · 1 comment · 1 reaction · Opened Mar 29, 2026
Proposal: group right/center alignment via Begin/EndGroup + size caching Open

layout

Difficulty 5/5 Over a week Newbie friendliness 30/100

ocornut/imgui#9330 · 2 comments · Opened Mar 29, 2026
Setting up right aligned buttons with AlwaysAutoResize Open

layout window sizing

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ocornut/imgui#9329 · 4 comments · 1 reaction · Opened Mar 28, 2026
Docked window behavior Open

docking

Difficulty 4/5 3-5 days Newbie friendliness 48/100

ocornut/imgui#9328 · Opened Mar 28, 2026
DockingAllowUnclassed -- what does it imply really? Open

docking

Difficulty 5/5 Over a week Newbie friendliness 25/100

ocornut/imgui#9314 · Opened Mar 20, 2026
SetNextWindowSize Open

dpi window sizing

Difficulty 4/5 3-5 days Newbie friendliness 45/100

ocornut/imgui#9304 · 1 comment · Opened Mar 17, 2026
Widgets continue to be hovered when quickly moving the mouse out of the window Open

backends bug inputs linux/bsd

Difficulty 3/5 1-2 days Newbie friendliness 48/100

ocornut/imgui#9297 · 4 comments · 1 reaction · Opened Mar 13, 2026
Forcing a docked window tab to be active Open

docking focus

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ocornut/imgui#9294 · 7 comments · 1 reaction · Opened Mar 12, 2026
Post your Wiki Edits Requests here Open

doc

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

ocornut/imgui#9292 · 13 comments · Opened Mar 11, 2026
Suggesting software to add to bindings/backend pages + musing on ABI compatibility Open

backends doc

Difficulty 2/5 Half a day Newbie friendliness 42/100

ocornut/imgui#9286 · 3 comments · 1 reaction · Opened Mar 8, 2026

ocornut/imgui

Get new issues in your inbox