JBjblow·Aug 11, 2014Submission
Imgui: Immediate Mode Graphical User Interface with minimal dependencies
134 points · Open discussionocornut
imgui
C++2014–2026
ocornut / imgui
imgui
Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies
162Distinct people
209Mentions
4Explicit recommenders
77.1KGitHub stars
What to know before exploring
What it is
Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies
GitHub
Where it is used
- Ubisoft — Tom Clancy's Rainbow Six Siege (internal/tools) — The article states Ubisoft adopted Dear ImGui and used it at Ubisoft (including Rainbow Six) to build internal production and debug/content-creation tools to enable fast iteration and visualization. Source
- Lizardcube — Wonder Boy: The Dragon's Trap (internal tooling) — The repository owner (ocornut) states that Lizardcube's shipped game Wonder Boy: The Dragon's Trap used Dear ImGui as its main internal tooling system for development and tooling. Source
What people are saying
I have done lots of UI interfaces in different platforms. I have used Motif and X Windows, Win32, MFC, Gtk, Qt, Cocoa, simple Web interfaces, DirectX, OpenGL, Metal. I love…
cracrecry used a recommendation phrase. 4 indexed comments match. This is a phrase match, not a verdict.
No classified warning is attached to this page. Read the discussions before treating silence as approval.
Also in these discussions
- emilk/egui · linked in 4 of the same discussions
- vurtun/nuklear · linked in 4 of the same discussions
- nothings/stb · linked in 3 of the same discussions
Mentioned in the same Hacker News threads. That is not proof they are substitutes.
This week on Hacker News
Nov 8–Nov 15 UTC · Direct repository links and separately labeled related project stories. Indexed through 11/15/2026, 10:56:20 AM UTC.
No direct repository links were found in the indexed HN discussions over the past seven days. Older discussions are available below.
Mentions over time
HN mentions by year209 dated mentions
Observed mentions: 2014-08-11 02:10:27 UTC to 2026-09-03 10:20:38 UTC.
* An incomplete calendar period is marked with an outlined bar. Its count is not directly comparable with a full period.
Counts come from the repository’s dated source evidence. Index cutoff: 2026-11-02 08:16:59 UTC.
View mention counts and date ranges
| Period | Start (UTC) | End (exclusive, UTC) | Mentions | Submissions | Comments |
|---|---|---|---|---|---|
| 2014 | 2014-01-01 00:00:00 UTC | 2015-01-01 00:00:00 UTC | 1 | 1 | 0 |
| 2015 | 2015-01-01 00:00:00 UTC | 2016-01-01 00:00:00 UTC | 6 | 4 | 2 |
| 2016 | 2016-01-01 00:00:00 UTC | 2017-01-01 00:00:00 UTC | 7 | 1 | 6 |
| 2017 | 2017-01-01 00:00:00 UTC | 2018-01-01 00:00:00 UTC | 8 | 1 | 7 |
| 2018 | 2018-01-01 00:00:00 UTC | 2019-01-01 00:00:00 UTC | 12 | 2 | 10 |
| 2019 | 2019-01-01 00:00:00 UTC | 2020-01-01 00:00:00 UTC | 23 | 3 | 20 |
| 2020 | 2020-01-01 00:00:00 UTC | 2021-01-01 00:00:00 UTC | 29 | 7 | 22 |
| 2021 | 2021-01-01 00:00:00 UTC | 2022-01-01 00:00:00 UTC | 29 | 2 | 27 |
| 2022 | 2022-01-01 00:00:00 UTC | 2023-01-01 00:00:00 UTC | 14 | 0 | 14 |
| 2023 | 2023-01-01 00:00:00 UTC | 2024-01-01 00:00:00 UTC | 24 | 1 | 23 |
| 2024 | 2024-01-01 00:00:00 UTC | 2025-01-01 00:00:00 UTC | 28 | 4 | 24 |
| 2025 | 2025-01-01 00:00:00 UTC | 2026-01-01 00:00:00 UTC | 13 | 2 | 11 |
| 2026 (partial) | 2026-01-01 00:00:00 UTC | 2027-01-01 00:00:00 UTC | 15 | 1 | 14 |