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Unsloth

Fast, memory-efficient LLM finetuning

Self-Hosted AI ★ 69.7k stars Medium setup Apache-2.0

Unsloth is an open-source library that accelerates large language model finetuning while reducing memory usage. It lets users train and adapt models on a single consumer GPU and export them for self-hosted serving.

Key features

  • 2x faster finetuning
  • Lower VRAM usage
  • Single-GPU training
  • Export for local serving

Strengths

  • Released under the Apache-2.0 license
  • Mature project with 69.7k GitHub stars
  • Written in Python

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