Astral

Astral

Python tooling: linter, formatter, package manager

Overview

Company Does Not Provide H1B Sponsorship

Astral builds high-performance developer tools for Python, with Ruff, a fast linter and formatter, and uv, a package and project manager. Ruff analyzes Python code to find issues and formats it according to style rules, while uv handles dependencies and project structure to streamline setup and execution. It differentiates itself by prioritizing speed and a thriving open-source community around its tools, aiming for reliability and developer-friendly workflows rather than fragmented tooling. The company's goal is to boost Python developers’ productivity and expand its open-source ecosystem, with a path toward commercial offerings such as enterprise features or cloud services.

Significant Headcount Growth

About Astral

Simplify's Rating
Why Astral is rated
C+
Rated C on Competitive Edge
Rated B on Growth Potential
Rated C on Differentiation

Industries

Data & Analytics

Enterprise Software

Company Size

11-50

Company Stage

Seed

Total Funding

$4M

Headquarters

New York City, New York

Founded

2022

Your Connections

People at Astral who can refer or advise you

Simplify Jobs

Simplify's Take

What believers are saying

  • Python ecosystem adoption accelerating as developers prioritize performance and developer experience.
  • Enterprise demand for faster CI/CD pipelines and development infrastructure optimization growing.
  • Open-source foundation enables rapid iteration and community contributions reducing development costs.

What critics are saying

  • OpenAI acquisition diverts Ruff and uv development toward proprietary AI priorities.
  • Contributor exodus from repositories as open-source community rejects closed-source AI integration.
  • Poetry 2.0 and Pytest-Black capture market share through aggressive distribution partnerships.

What makes Astral unique

  • Ruff and uv written in Rust for extreme performance versus Python alternatives.
  • Open-source, permissively licensed tools with active community-driven development model.
  • Unified developer experience addressing linting, formatting, and package management gaps.

Help us improve and share your feedback! Did you find this helpful?

Funding

Total Funding

$4M

Above

Industry Average

Funded Over

1 Rounds

Notable Investors:
Seed funding is usually the first official round after pre-seed, when a startup has a prototype or concept. It’s typically used to develop the product, test the market, and start building the team. Investors here are often angel investors or early-stage venture capitalists.
Seed Funding Comparison
Above Average

Industry standards

$3.3M
$2M
Netflix
$2.3M
Instacart
$3M
Robinhood
$4M
Astral

Benefits

Health Insurance

Remote Work Options

Company Equity

Growth & Insights and Company News

Headcount

6 month growth

15%

1 year growth

11%

2 year growth

7%
Dealroom.co
Mar 19th, 2026
Astral.sh company information, funding & investors

Astral.sh, develops high-performance developer tools for the python ecosystem. Here you'll find information about their funding, investors and team.

Astral
Apr 19th, 2023
Announcing Astral, the company behind Ruff

Astral’s mission is to make the Python ecosystem more productive by building high-performance developer tools, starting with Ruff.

Recently Posted Jobs

Sign up to get curated job recommendations

There are no jobs for Astral right now.

Find jobs on Simplify and start your career today

We update Astral's jobs every few hours, so check again soon! Browse all jobs →