Polars
Lightning-fast DataFrame library
⭐ 4.7/5 (1500 reviews)
About Polars
Polars is a blazingly fast DataFrame library written in Rust with Python and Node.js bindings. It provides a familiar pandas-like API with lazy evaluation and multi-threaded execution.
Key Features
- Lazy evaluation
- Multi-threaded
- Arrow-based
- Expression system
- Streaming
- SQL interface
✅ Pros
- Much faster than pandas
- Memory-efficient
- Modern API
- Rust performance
❌ Cons
- Younger ecosystem
- Fewer tutorials
- API still evolving
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