Napari Release November 2025 -

The Napari team is excited to announce the release of Napari 0.5.0 in November 2025. This major update brings significant improvements to the popular open-source image viewing and annotation tool.

: Development shifted focus toward the v0.7.0 release checklist, prioritizing high-priority behavior bugs and performance improvements for large datasets. napari release november 2025

: Building on the "Right-Handed" 0.6.0 release, November updates included optimized Rust-based triangulation for the Shapes layer . This significantly improved performance when rendering complex polygons with holes, making it easier to handle large-scale manual annotations. The Napari team is excited to announce the

Our goal is to build infrastructure and practices that other scientific software communities can learn from and adapt. Read more . napari 0.6.0 napari release november 2025