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FilterPy: Kalman Filtering and Optimal Estimation

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library 1.4.5 ·python
verified Jun 28, 2026

FilterPy is a Python library for Kalman filtering and optimal estimation, including Kalman Filters, Extended Kalman Filters, and Unscented Kalman Filters. It provides a robust and well-documented framework for state estimation. The current version is 1.4.5, which has been stable since 2017, indicating a very mature but not actively developed codebase.

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