AI Developer Tools

Skeights

Skeights serializes fitted scikit-learn models to safetensors and JSON, replacing insecure pickle with a safe, inspectable format.

What is Skeights?

Skeights is an open-source Python library that converts trained scikit-learn models into separate weights (.safetensors) and configuration (.json) files, enabling secure and human-readable model storage.

Skeights vs Similar AI Tools

Pricing ModelFreeFreeCustom PricingFree, Paid
Free Credits
Key Features
  • Human-readable JSON configuration for hyperparameters
  • Safe safetensors format for numeric weights
  • Supports many sklearn estimators including pipelines, trees, and boosting models
  • GitHub Pages hosting
  • Jekyll integration
  • Markdown content support
  • Workload monitoring and anomaly detection
  • Slow query identification and optimization
  • Natural language querying to SQL translation
  • Scans skills and MCP servers against ATR rules before loading
  • Real-time runtime protection against prompt injection and hijacks
  • Signed audit-ready evidence for compliance (EU AI Act, NYDFS, DORA)
Pros
  • Secure: no pickle, no code execution risk
  • Inspectable: hyperparameters in human-readable JSON
  • Free hosting with custom domain support
  • Easy setup via Git
  • Quick one-line installation and setup in 15 minutes
  • Self-hosted ensures data stays within your infrastructure
  • Open source with MIT license
  • Real-time detection and prevention
Cons
  • Requires scikit-learn >= 1.5
  • Limited to supported estimators (not all sklearn models)
  • Limited to static content
  • No server-side processing
  • Requires self-hosting and VPC setup
  • No free tier or trial mentioned
  • Enterprise features require paid tiers
  • Setup may require technical expertise
Best For
  • Developers needing secure sklearn model serialization
  • ML engineers wanting diffable model configurations
  • Developers
  • Open source projects
  • Database administrators
  • Data engineers
  • Developers building and deploying AI agents
  • Enterprises needing audit-ready AI security

How to use Skeights?

  1. 1Install skeights via pip: pip install skeights
  2. 2Import skeights and your sklearn estimator
  3. 3Fit your model as usual
  4. 4Save using skeights.save(estimator, "model.safetensors", "model.json")
  5. 5Load using skeights.load("model.safetensors", "model.json")

Skeights Key Features

  • Human-readable JSON configuration for hyperparameters
  • Safe safetensors format for numeric weights
  • Supports many sklearn estimators including pipelines, trees, and boosting models
  • No pickle or joblib dependency
  • Forward-compatible loading across sklearn versions on a best-effort basis
  • Recursive hyperparameter extraction and setting

Skeights Use Cases

  • Saving ML models securely without arbitrary code execution risk
  • Version control for model hyperparameters via diffable JSON
  • Inspecting model configurations without loading full weights
  • Deploying models to production with safe serialization

Skeights Pricing & Free Credits

Skeights currently operates on a Free model.

This tool is completely free to use

Free

$0

Open-source library under MIT license

Skeights Pros & Cons

Pros

  • Secure: no pickle, no code execution risk
  • Inspectable: hyperparameters in human-readable JSON
  • Compatible with many sklearn estimators and pipelines
  • Easy to use with simple save/load API
  • Open-source with MIT license

Cons

  • Requires scikit-learn >= 1.5
  • Limited to supported estimators (not all sklearn models)
  • Cross-version compatibility not guaranteed

What is Skeights best for?

  • Developers needing secure sklearn model serialization
  • ML engineers wanting diffable model configurations
  • Teams using safetensors for weight storage

Skeights FAQ

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