JustVugg/colibri

Run frontier MoE models on hardware you already own — pure C, zero deps, experts streamed from disk. Tiny engine, immense model. 🐦

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Website · Discord · English · 简体中文 · 繁體中文 · Italiano · 日本語 · Bahasa Indonesia · Português (Brasil) Tiny engine, immense model. colibri runs very large open models on the machine you already have. A mixture-of-experts model of hundreds of billions of parameters uses only a small part of itself for each token, so colibri keeps that part in RAM and reads the rest, the experts, from the disk when the model asks for them. Pure C, one file per model family, no GPU required. Thirteen engines run today. Ten are for language models: GLM-5.2/5.3 (which also runs Mistral-Large-4), GLM-5.3-Flash, Inkling, Kimi K3, DeepSeek V4 Flash, DeepSeek V4.1 Flash, MiMo-V2.6 Flash (and Pro), Qwen3.8-Flash-Next, Qwen3.6 (which also runs Qwen3-Coder, the dense Qwen3.8-27B, Flint, Muse Spark Open and LFM3-VL) and OLMoE. One draws pictures: Qwen-Image-2.1. Two answer decisions: Laya and GLiNER2.5-Decide, with a third decision model, Clef, on the Qwen3.6…

JustVugg/colibri on GitHub A short preview, not the full document.

Read the full README ↗ · Preview checked 2026-10-31T18:56:24.399Z

Inside the original README — Document outline
  1. Get started in one step
  2. If something goes wrong
  3. Let your AI assistant set it up
  4. Or by hand
  5. What colibri is, and why
  6. Which model for my machine
  7. GPUs
  8. No GPU needed
  9. Vulkan: any GPU
  10. CUDA: NVIDIA cards
  11. Apple Silicon
  12. System One: a decision with a probability

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Documentation belongs to its respective authors. Reported project/model license: Apache-2.0. A listing is not a grant of reuse or training rights. Confirm the document’s own terms at the source.

What this repository does

Run frontier MoE models on hardware you already own — pure C, zero deps, experts streamed from disk. Tiny engine, immense model. 🐦

Repository facts

Owner
JustVugg
Primary language
C
Stars
41,634
Forks
4,601
Open issues + pull requests
121
License
Apache-2.0
Archived
No
Default branch
main
Created
2026-07-01T12:27:49.000Z
Last push
2026-09-14T21:35:36.000Z

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