A modern, high-performance technical analysis library built in Rust with Python and WebAssembly bindings.
Kand is a high-performance technical analysis library built in Rust with bindings for Python and WebAssembly. It provides a comprehensive suite of financial indicators for quantitative trading, data science, and financial analysis, addressing the performance and concurrency limitations of traditional libraries like TA-Lib.
Quantitative traders, data scientists, and financial analysts who need fast, reliable technical analysis computations in Python, Rust, or JavaScript/TypeScript environments.
Developers choose Kand for its superior performance, memory safety, true multithreading capabilities, and efficient real-time incremental updates, all while offering a streamlined installation process and cross-platform compatibility.
Kand: Blazing-Fast, Modern Technical Analysis in Rust, Python, and WASM.
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Leverages Rust's efficiency to achieve speeds rivaling or exceeding TA-Lib, as demonstrated in the EMA performance comparison chart in the README.
Enables seamless parallel processing across multiple cores by releasing the Python GIL, overcoming TA-Lib's single-threaded limitations for large-scale computations.
Supports O(1) complexity incremental calculations for streaming data, ideal for low-latency applications like trading systems, as shown with ema_inc functions.
Provides native, zero-copy data sharing between Python and Rust via PyO3 bindings, reducing memory overhead and enabling ultra-low latency operations.
Several indicators like ECL and VEGAS are marked as untested, and MACD is labeled unstable in the functions list, which could lead to unreliable results in production.
As a newer project, Kand lacks the extensive community contributions, documentation, and third-party integrations that TA-Lib has accumulated over years.
Key statistical analysis functions such as Alpha, Beta, and Drawdown are not yet implemented, limiting its use for comprehensive portfolio analysis beyond technical indicators.
kand is an open-source alternative to the following products: