KoboldCpp vs Open WebUI
A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
KoboldCpp
Single-file local LLM runner for text and storytelling
VS
Open WebUI
Feature-rich self-hosted web interface for local LLMs
| Feature | KoboldCpp | Open WebUI |
|---|---|---|
| Category | Local LLM Runners | AI Chat UIs |
| License | AGPL-3.0 | BSD-3-Clause |
| Language | C++ | Python |
| Setup difficulty | Easy | Easy |
| Min. RAM | 8,192 MB | 2,048 MB |
| Deployment | binary, bare-metal | docker, kubernetes, helm |
| GitHub stars | ★ 11,358 | ★ 148,193 |
| First released | 2023 | 2023 |
| Replaces | ChatGPT | ChatGPT, Poe |
Why pick each one
Choose KoboldCpp if…
- Released under the AGPL-3.0 license
- Easy to set up — beginner-friendly
- Mature project with 11.4k GitHub stars
- Written in C++
Frequently asked questions
Is KoboldCpp or Open WebUI better?
Neither is universally better. Open WebUI has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are KoboldCpp and Open WebUI free and open-source?
Yes. KoboldCpp is licensed under AGPL-3.0 and Open WebUI under BSD-3-Clause. Both can be self-hosted at no software cost.
Can I run KoboldCpp and Open WebUI with Docker?
KoboldCpp: check the project docs for container support. Open WebUI: yes.