Hermione

Organize and streamline data science code efficiently.

DecliningOpen SourceLow lock-in

Pricing

Free tier

Flat rate

Adoption

Cooling

License

Open Source

Data freshness

Aging · Jun 8, 2026

Overview

What is Hermione?

Hermione helps Data Scientists set up more organized codes in a quicker and simpler way, enhancing productivity and maintainability of their projects.

Key differentiator

Hermione stands out by providing a streamlined approach specifically tailored for the needs of Data Scientists, focusing on enhancing code organization and maintainability without adding unnecessary complexity.

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

Automates code organization for data science projects.medium

Enhances maintainability and readability of codebases.medium

Facilitates quicker setup processes for new projects.medium

↓ 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 integrations with non-Python data science toolshigh

Primary support is for Python, limited documentation and examples for other languages

Small community and slow response to issuesmedium

GitHub repository has low activity with few contributors and long wait times for issue resolution

Fit analysis

Who is it for?

✓ Best for

Teams that need to maintain a large number of data science projects and want to ensure consistent organization.

Individual Data Scientists looking for tools to streamline their workflow and improve code quality.

✕ Not a fit for

Projects requiring real-time data processing where setup time is critical.

Small-scale projects or prototypes where minimal setup overhead is preferred.

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 Hermione

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

View Setup Guide →