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6 Nov 2026 · release

Dioptas 0.12.0 released.

Release announcement from GitHub. Selected notes reflect the release's publication date; the complete notes and downloads are linked below.

Dioptas 0.12.0 is available as a stable release.

Selected release notes

  • Edit user-owned crystal structures and EoS records. Update atomic sites, elements, occupancies and space groups, check crystallographic Z against the chemical formula, and retain the changes in material files and projects. Published library structures remain read-only.
  • Use Dioptrin without activation. Standalone builds include the MIT-licensed Dioptrin 0.9.0 backend. Source and pip users can select the pinned dioptrin extra; pyFAI remains the default and works without that extra.
  • Dioptrin 0.9.0 uses CSC by default for fast 1D integration, with cached normalization for fixed masks and fused normalization for changing masks. Integration options offer an explicit CSC/CSR choice. Float64 precision, strict arithmetic, spread and 2D compatibility paths are preserved.

Read the complete release notes on GitHub.

Project overview and installation.