Star History
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[](https://githubrepo.cloud/repo/PyO3/pyo3?utm_source=readme_badge) [](https://githubrepo.cloud/repo/PyO3/pyo3?utm_source=readme_badge) [](https://githubrepo.cloud/repo/PyO3/pyo3?utm_source=readme_badge)Momentum
+405
STARS · LAST 30 DAYS
14
PER DAY
#74
MOST-STARRED Rust
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +98 | +405 | +1.3K |
| Per day | 14 | 14 | 14 |
| Forks gained | +5 | +21 | +51 |
pyo3 gained 405 stars in the last 30 days, about 14 a day, and now has 16.2K. It is about 9 years old and has averaged roughly 1.8K stars a year. It ranks #74 among Rust repositories and #606 across all languages on GitHubRepo.
Trending Record
1
DAYS ON TRENDING
#1985
BEST RANK
Sep 30, 2026
FIRST APPEARANCE
Active
STATUS TODAY
pyo3 has maintained a continuous presence across global trending indexes, peaking at #1985. Below is the 30-day activity profile:
💡 Overview
pyo3 is an open-source project written in Rust: Rust bindings for the Python interpreter.
Engineered for speed, consistency, and developer ease, it solves common hurdles in binding, ffi, python. It provides clear interfaces, comprehensive configuration options, and seamless integration with existing tools across the modern development stack.
⚡ Key Features
Optimized execution pipeline written in Rust for predictable speed.
Zero-friction configuration with comprehensive sensible defaults out of the box.
Cross-platform runtime support across Linux, macOS, and Windows environments.
Strong typing and modular architecture designed for easy extension and maintainability.
Standardized CLI and API interfaces for smooth integration into CI/CD workflows.
Active community maintenance with regular dependency updates and security patches.
📥 Installation
$ cargo install pyo3⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Rust toolchain (rustc / cargo >= 1.70)
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
pyo3 coordinates its core functionality through a modular Rust pipeline. It parses configuration parameters, validates inputs, and resolves dependencies asynchronously. By minimizing runtime overhead and keeping allocations localized, it delivers predictable performance in both local development environments and automated production workloads.
🎯 Production Use Cases
Production System Integration
Embed pyo3 into Rust backend services to handle core application logic.
CI/CD Automated Pipelines
Run automated validation, builds, and integration suites during deployments.
Developer Tooling & Workflows
Accelerate developer onboarding with pre-configured project utilities.
Open Source Extension
Fork and customize internal modules under the repository's open Apache-2.0 license.
🚀 Getting Started
Install pyo3 using your package manager: `cargo install pyo3`
Initialize your project workspace or configuration file for pyo3.
Import pyo3 into your codebase or invoke it directly from your terminal.
Execute your test suite or run `pyo3 --help` to verify successful setup.
👍 Strengths
⚠️ Considerations
⇄ Alternatives & Direct Competitors
👥 Who Should Use This
Developers and engineering teams building with Rust, seeking reliable, tested, and actively maintained tooling for production workloads.
🏆 Nearby in the Rankings
PyO3/pyo3 is currently ranked #606 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #601 | huggingface/transformers.js | JavaScript | ★ 16.3K | Compare ↗ |
| #602 | OpenRCT2/OpenRCT2 | C++ | ★ 16.3K | Compare ↗ |
| #603 | zauberzeug/nicegui | Python | ★ 16.2K | Compare ↗ |
| #604 | cryptomator/cryptomator | Java | ★ 16.2K | Compare ↗ |
| #605 | dagster-io/dagster | Python | ★ 16.2K | Compare ↗ |
| #606 | PyO3/pyo3 This Project | Rust | ★ 16.2K | |
| #607 | FreshRSS/FreshRSS | PHP | ★ 16.2K | Compare ↗ |
| #608 | quickwit-oss/tantivy | Rust | ★ 16.2K | Compare ↗ |
| #609 | Jackett/Jackett | C# | ★ 16.1K | Compare ↗ |
| #610 | pipecat-ai/pipecat | Python | ★ 16.1K | Compare ↗ |
| #611 | Automattic/harper | Rust | ★ 16K | Compare ↗ |
Frequently Asked Questions
What does pyo3 do? +
Rust bindings for the Python interpreter
What language is pyo3 written in? +
The primary language is Rust. Topics include: binding, ffi, python, python-c-api, rust.
Is pyo3 actively maintained? +
Yes, the last recorded push was on Sep 29, 2026 with 409 open issues being tracked.
How many stars does pyo3 have? +
pyo3 has 16,195 stars and 1,026 forks on GitHub.
How does pyo3 rank among GitHub repositories? +
With 16,195 stars, PyO3/pyo3 is ranked #606 globally across all repositories tracked on GitHubRepo and #74 among Rust projects.
What license is pyo3 distributed under? +
The repository reports a Apache-2.0 license. Always verify the repository LICENSE file for legal terms.
