Keepsake

Version control for machine learning with support to Amazon S3 and Google Cloud Storage.

DecliningOpen SourceLow lock-in

Pricing

Free tier

Flat rate

Adoption

Cooling

License

Open Source

Data freshness

Aging · Jun 8, 2026

Overview

What is Keepsake?

Keepsake provides version control for machine learning projects, enabling reproducibility and collaboration. It supports integration with cloud storage services like Amazon S3 and Google Cloud Storage.

Key differentiator

Keepsake stands out by offering version control specifically tailored to machine learning projects, ensuring reproducibility and ease of collaboration.

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

Version control for machine learning experimentsmedium

Integration with Amazon S3 and Google Cloud Storagemedium

Reproducibility of ML projectsmedium

↓ Weaknesses

Steep learning curve for non-Python developershigh

API requires Python-specific patterns, TypeScript SDK is community-maintained

Frequent breaking changes between versionsmedium

v0.1 to v0.2 migration required rewriting chain definitions

Limited language support beyond Pythonhigh

Primary development focus is on Python, with minimal support for other languages

Complex setup process for new usersmedium

Documentation lacks step-by-step guides for setting up in different environments

Fit analysis

Who is it for?

✓ Best for

Teams needing reproducibility and version control for their ML experiments

Developers working with Amazon S3 or Google Cloud Storage for model storage

✕ Not a fit for

Projects that do not require cloud storage integration

Users who prefer a managed service over self-hosted solutions

Cost structure

Pricing

Free Tier

Available

Open source — free to use

Starts at

$0

Model

Flat rate

Enterprise

None

Performance benchmarks

How Fast Is It?

Ecosystem

Relationships

Next step

Get Started with Keepsake

Step-by-step setup guide with code examples and common gotchas.

View Setup Guide →