Top 19 Python hyperparameter-tuning Projects

hyperparameter-tuning

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1. wandb

   1 28 11,247 9.9 Python

   The AI developer platform. Use Weights & Biases to train and fine-tune models, and manage models from experimentation to production.

   

   Project mention: The $100 ChatGPT: Why Karpathy's nanochat Represnts the Next Big Thing | dev.to | 2026-05-04

   Each stage is comprehensible. Each stage is hackable. You can literally watch it get smarter in real-time through the wandb plots.

2. AppSignal

   www.appsignal.com sponsored

   AppSignal knows why the f*#k it crashed. Stop vibe-debugging. Every exception, every backtrace, grouped so you see patterns, not noise.

   

3. skypilot

   2 43 10,568 9.9 Python

   The AI Compute Platform for frontier teams. SkyPilot turns fragmented AI compute into one AI supercomputer, so frontier AI teams build custom intelligence faster.

   

   Project mention: Skypilot: Run, manage, and scale AI workloads on any AI infrastructure | news.ycombinator.com | 2026-01-30

4. auto-sklearn

   3 3 8,128 0.0 Python

   Automated Machine Learning with scikit-learn

   

5. rl-baselines3-zoo

   4 11 2,873 5.8 Python

   A training framework for Stable Baselines3 reinforcement learning agents, with hyperparameter optimization and pre-trained agents included.

   

6. katib

   5 2 1,698 5.7 Python

   Automated Machine Learning on Kubernetes

   

7. vizier

   6 5 1,672 6.5 Python

   Python-based research interface for blackbox and hyperparameter optimization, based on the internal Google Vizier Service.

   

8. SMAC3

   7 3 1,244 7.4 Python

   SMAC3: A Versatile Bayesian Optimization Package for Hyperparameter Optimization

   

   Project mention: Turning Observability into a Tunable Search Space | dev.to | 2026-05-10

   A small, controlled search space from the script’s configuration is derived and passed to SMAC (a known AutoML tuner) for optimization.

9. Kargo

   akuity.io sponsored

   Stop Scripting Promotions. Start Shipping with Kargo. Kargo automates promotion across dev, staging, and prod with approval gates and verification. Open source, built by the team behind Argo CD. Download now.

   

10. TradingView-Machine-Learning-GUI

    8 56 988 6.4 Python

    HyperView is a terminal-first TradingView strategy lab for downloading market data, backtesting Python strategies with Pine-like behavior, and optimizing SL/TP parameters.

    

11. AgileRL

    9 12 951 9.3 Python

    Streamlining reinforcement learning with RLOps. State-of-the-art RL algorithms and tools, with 10x faster training through evolutionary hyperparameter optimization.

    

12. evalml

    10 3 850 0.0 Python

    EvalML is an AutoML library written in python.

    

13. OCTIS

    11 7 804 0.0 Python

    OCTIS: Comparing Topic Models is Simple! A python package to optimize and evaluate topic models (accepted at EACL2021 demo track)

    

14. syne-tune

    12 1 424 7.0 Python

    Large scale and asynchronous Hyperparameter and Architecture Optimization at your fingertips.

    

15. Hypernets

    13 1 266 5.0 Python

    A General Automated Machine Learning framework to simplify the development of End-to-end AutoML toolkits in specific domains.

    

16. sentence-classification

    14 1 236 0.0 Python

    Sentence Classifications with Neural Networks

    

17. tune

    15 1 35 2.3 Python

    An abstraction layer for parameter tuning (by fugue-project)

    

18. SAMBO

    16 0 34 7.8 Python

    🎯 📈 Sequential and Model-Based Optimization in Python, featuring SCE-UA, SMBO, and SHGO algorithms. SOTA perfomance; 0 deps.

    

19. pyruns

    17 0 24 9.3 Python

    A lightweight Python CLI for batch experiments: auto-generate tasks from configs, run in parallel, and track results with real-time monitoring.

    

20. DPL

    18 1 20 5.6 Python

    [NeurIPS 2023] Multi-fidelity hyperparameter optimization with deep power laws that achieves state-of-the-art results across diverse benchmarks. (by machinelearningnuremberg)

    

21. easyopt

    19 2 14 5.0 Python

    zero-code hyperparameters optimization framework

    

22. SaaSHub

    www.saashub.com sponsored

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

    

Python hyperparameter-tuning related posts

• Turning Observability into a Tunable Search Space

  1 project | dev.to | 10 May 2026

• Skypilot: Run, manage, and scale AI workloads on any AI infrastructure

  1 project | news.ycombinator.com | 30 Jan 2026

• SkyPilot: One system to use and manage all AI compute (K8s, 20 clouds, Slurm)

  1 project | news.ycombinator.com | 13 Jan 2026

• Service to auto route LLM/Model traffic

  1 project | news.ycombinator.com | 19 Feb 2025

• SkyPilot: Run AI and batch jobs on any infra (Kubernetes or 12 clouds)

  1 project | news.ycombinator.com | 19 Dec 2024

• Qwen2.5: A Party of Foundation Models

  1 project | news.ycombinator.com | 18 Sep 2024

• Guide: Finetune Llama 3.1 on your infra

  1 project | news.ycombinator.com | 23 Jul 2024
• A note from our sponsor - Kargo
  akuity.io | 10 Sep 2026

  Kargo automates promotion across dev, staging, and prod with approval gates and verification. Open source, built by the team behind Argo CD. Download now. Learn more →

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Sponsored

AppSignal knows why the f*#k it crashed.

Stop vibe-debugging. Every exception, every backtrace, grouped so you see patterns, not noise.

www.appsignal.com

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