Immediate-Mode-UI/Nuklear

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A single-header ANSI C immediate mode cross-platform GUI library

Stars: 11.4k
Forks: 686
Open beginner issues: 0
Indexed issues: 250
Avg merge: 4d 1h
Merged PRs (30d): 3

Dominant language: C
License: No license data
Last GitHub push: Sep 10, 2026
Latest indexed: Sep 17, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted

Beginner friendly Everything

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250 open issues indexed

Undefined behavior in the implementation of `nk_ptr_add` Open

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

Immediate-Mode-UI/Nuklear#763 · 3 comments · Opened Jan 23, 2025
Determine size which the text would take (DT_CALCRECT alternative) Open

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

Immediate-Mode-UI/Nuklear#761 · 1 comment · Opened Jan 6, 2025
FreeType Open

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

Immediate-Mode-UI/Nuklear#753 · Opened Dec 7, 2024
warning C5054: operator '|': deprecated between enumerations of different types Open

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

Immediate-Mode-UI/Nuklear#751 · 4 comments · Opened Dec 5, 2024
Documentation for custom backend implementation Open

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

Immediate-Mode-UI/Nuklear#750 · 1 comment · Opened Dec 1, 2024
Checkbox Appearance Open

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

Immediate-Mode-UI/Nuklear#744 · 2 reactions · Opened Nov 21, 2024
Add a clang-format format file Open

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

Immediate-Mode-UI/Nuklear#739 · 1 comment · Opened Nov 18, 2024
pls add cmake support Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

Immediate-Mode-UI/Nuklear#731 · 13 comments · Opened Nov 9, 2024
xlib: Images cause scrollable content to break Open

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

Immediate-Mode-UI/Nuklear#729 · 2 comments · Opened Nov 8, 2024
Type conversion warnings Open

Difficulty 1/5 Under an hour Newbie friendliness 55/100

Immediate-Mode-UI/Nuklear#727 · 2 comments · Opened Oct 30, 2024
SDL_gpu API example Open

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

Immediate-Mode-UI/Nuklear#726 · 7 comments · 1 reaction · Opened Oct 29, 2024
NK_DTOA needs more documentation Open

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

Immediate-Mode-UI/Nuklear#699 · 4 comments · Opened Sep 23, 2024
Offer: willing to document Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

Immediate-Mode-UI/Nuklear#696 · 30 comments · Opened Sep 23, 2024
Request: Function to retrieve bounds of window contents, pre-clipping. Open

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

Immediate-Mode-UI/Nuklear#694 · 1 comment · Opened Sep 20, 2024
error: unresolved external <various stdlib/stdio functions> Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

Immediate-Mode-UI/Nuklear#692 · 2 comments · Opened Sep 19, 2024
The button inserted into the container is trimmed to the left side. Open

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

Immediate-Mode-UI/Nuklear#691 · 5 comments · Opened Sep 18, 2024
nk_window_set_size doesn't update background or contents. Open

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

Immediate-Mode-UI/Nuklear#687 · 1 comment · Opened Sep 11, 2024
I keep getting `nk_popup_close: Assertion 'popup->parent' failed.` `Aborted (core dumped)` whenever I try using a popup, not sure why Open

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

Immediate-Mode-UI/Nuklear#683 · 9 comments · Opened Sep 4, 2024
hide increase/decrease buttons from nk_property_*() Open

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

Immediate-Mode-UI/Nuklear#677 · 4 comments · Opened Sep 1, 2024
missing part of documentation Open

Difficulty 2/5 1-3 hours Newbie friendliness 65/100

Immediate-Mode-UI/Nuklear#673 · 5 comments · Opened Aug 30, 2024
Crash: tooltips cause an infinite loop Open

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

Immediate-Mode-UI/Nuklear#660 · 2 comments · Opened Jul 10, 2024
Defining NK_UINT_DRAW_INDEX causes rendering issues. Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

Immediate-Mode-UI/Nuklear#659 · 1 comment · Opened Jul 7, 2024
Widget in 3D space Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

Immediate-Mode-UI/Nuklear#657 · 3 comments · Opened Jul 3, 2024
No NK_EDIT_DEACTIVATED flag is returned when switching from one nk_edit_string to a previous one Open

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

Immediate-Mode-UI/Nuklear#656 · 1 comment · Opened Jul 2, 2024
how to fix size of array '_dummy_array214' is negative error? Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

Immediate-Mode-UI/Nuklear#655 · 1 comment · Opened Jun 29, 2024
feature request: extend NO_SCROLLBAR with horizontal/vertical options Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

Immediate-Mode-UI/Nuklear#653 · 12 comments · 3 reactions · Opened Jun 18, 2024
prefilling and updating an nk_edit_string while allowing manual editing ? Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

Immediate-Mode-UI/Nuklear#647 · Opened Jun 10, 2024
Inputs propagating to windows in background Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

Immediate-Mode-UI/Nuklear#643 · 1 comment · 1 reaction · Opened May 22, 2024
GUI "cards" Open

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

Immediate-Mode-UI/Nuklear#637 · 6 comments · Opened Apr 27, 2024
Events not working with multiple Nuklear windows Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

Immediate-Mode-UI/Nuklear#626 · Opened Mar 30, 2024
After set an opened Combo Box to invisible, no response from the entire window. Open

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

Immediate-Mode-UI/Nuklear#623 · Opened Mar 18, 2024
Group margins/alignment Ubuntu Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

Immediate-Mode-UI/Nuklear#617 · 5 comments · Opened Mar 3, 2024
Inconsistent grabbing behavior in demos (click and drag property) Open

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

Immediate-Mode-UI/Nuklear#608 · 8 comments · Opened Feb 5, 2024
Two Issues with Fonts Open

Difficulty 3/5 1-2 days Newbie friendliness 30/100

Immediate-Mode-UI/Nuklear#601 · Opened Dec 28, 2023
Is it possible to know whether input is captured? Open

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

Immediate-Mode-UI/Nuklear#598 · Opened Dec 25, 2023
Using SDL_GetWindowBordersSize() messes up everything. Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

Immediate-Mode-UI/Nuklear#593 · 3 comments · Opened Dec 7, 2023
Errors Reported By Facebook Infer Open

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

Immediate-Mode-UI/Nuklear#585 · Opened Nov 7, 2023
Incorrect returned value in nk_group_scrolled_offset_begin Open

Difficulty 1/5 Under an hour Newbie friendliness 58/100

Immediate-Mode-UI/Nuklear#581 · Opened Oct 14, 2023
Resizing main nuklear window's height depending on inner content size Open

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

Immediate-Mode-UI/Nuklear#570 · 2 comments · Opened Aug 10, 2023
Possible fix/improvement for d3d12 demo Open

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

Immediate-Mode-UI/Nuklear#569 · Opened Jul 31, 2023
colorpicker - can't change hue before changing val/sat first Open

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

Immediate-Mode-UI/Nuklear#562 · 1 comment · Opened Jun 15, 2023
dragging the pointer inside the RGBA fields may cause the cursor to disappear Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

Immediate-Mode-UI/Nuklear#556 · 8 comments · Opened May 15, 2023
Moving mouse out of Window when still holding scrollbar is treated as unactive Open

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

Immediate-Mode-UI/Nuklear#547 · 3 comments · Opened Feb 24, 2023
Compiling Examples with different Backends Open

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

Immediate-Mode-UI/Nuklear#544 · 2 comments · Opened Feb 13, 2023
The defualt Chinese glyph range order is not working for sdl_render Open

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

Immediate-Mode-UI/Nuklear#542 · 1 reaction · Opened Jan 21, 2023
Upgrade 32-bit user value in nk_handle to 64-bits. Open

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

Immediate-Mode-UI/Nuklear#540 · Opened Jan 14, 2023
No vertical spacing between edittext and widget Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

Immediate-Mode-UI/Nuklear#539 · 3 comments · Opened Jan 13, 2023
Backend: Nuklear Unity Loader Open

Backend

Difficulty 5/5 Over a week Newbie friendliness 15/100

Immediate-Mode-UI/Nuklear#536 · 4 comments · Opened Jan 11, 2023
Backend: glazier (Rust) Open

Backend

Difficulty 5/5 Over a week Newbie friendliness 20/100

Immediate-Mode-UI/Nuklear#532 · 1 comment · Opened Dec 23, 2022
Touch to Scroll Open

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

Immediate-Mode-UI/Nuklear#519 · 3 comments · 1 reaction · Opened Nov 27, 2022

Immediate-Mode-UI/Nuklear

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