Chatd vs Kotaemon
A side-by-side comparison of two self-hosted self-hosted ai options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Chatd | Kotaemon |
|---|---|---|
| Deploy effort | Read-the-docs project | Under-an-hour setup |
| Health score | 14 · At risk | 92 · Excellent |
| Category | Self-Hosted AI | Self-Hosted AI |
| License | MIT | Apache-2.0 |
| Language | JavaScript | Python |
| Setup difficulty | Easy | Medium |
| Min. RAM | 8,192 MB | 4,096 MB |
| Deployment | binary | docker, bare-metal |
| GitHub stars | ★ 1,079 | ★ 25,778 |
| First released | 2023 | 2024 |
| Replaces | NotebookLM | NotebookLM |
What are Chatd and Kotaemon?
Chatd
Chatd is a desktop application for chatting with your own documents using a local AI model. It bundles its own LLM server so no setup beyond the install is required.
- Local document chat
- Bundled LLM server
- No configuration needed
- Cross-platform desktop app
Kotaemon
Kotaemon is an open-source, customizable RAG application for chatting with documents. It offers a clean interface with multimodal document support, citations, and a complex reasoning pipeline.
- Clean document chat UI
- Citation support
- Multimodal RAG
- Configurable pipelines
Chatd vs Kotaemon: key differences
Chatd is written in JavaScript, while Kotaemon is built with Python. Licensing differs — MIT for Chatd versus Apache-2.0 for Kotaemon. Kotaemon is the lighter option, starting around 4,096 MB of RAM against 8,192 MB for Chatd. Kotaemon has the considerably larger community, at 25,778 GitHub stars versus 1,079. Kotaemon lists first-class Docker deployment; Chatd does not.
Why pick each one
Choose Chatd if…
- Released under the MIT license
- Easy to set up — beginner-friendly
- Active community (1.1k GitHub stars)
- Written in JavaScript
Choose Kotaemon if…
- Clean citation UI
- Multimodal document support
- GraphRAG support included
Watch out for
- Heavy dependency stack
- Configuration can be involved
Frequently asked questions
Is Chatd or Kotaemon better?
Neither is universally better. Kotaemon has the larger community, while Chatd is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are Chatd and Kotaemon free and open-source?
Yes. Chatd is licensed under MIT and Kotaemon under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Chatd and Kotaemon with Docker?
Chatd: check the project docs for container support. Kotaemon: yes.
Which is lighter on resources, Chatd or Kotaemon?
Kotaemon has the smaller minimum footprint at 4,096 MB of RAM, compared to about 8,192 MB for Chatd. Real-world usage depends on library size, user count, and enabled features.