{"categories":[{"label":"Scientific/Engineering","url":"https://skillfed.io/packages/category/scientific-engineering/4"}],"enrichment":{"capability":"PyXtal generates crystal structures with specified symmetry constraints and analyzes their properties, supporting atomic and molecular crystals in multiple dimensions with X-ray diffraction analysis and structure manipulation via symmetry relations.","skillfed_tags":["materials-science","crystallography","symmetry-analysis"],"use_cases":["Generate candidate crystal structures for a given space group and composition to seed high-throughput computational screening.","Analyze and manipulate crystal symmetry relationships (subgroup/supergroup transitions) for phase-transition studies.","Export structures in multiple formats (cif, POSCAR, etc.) for downstream simulation with external codes.","Compute X-ray diffraction patterns for experimental validation or structure identification.","Design molecular crystal packings with specified Wyckoff positions for organic materials research."],"what_it_does":"PyXtal is a Python library for designing crystal structures under symmetry constraints and analyzing their properties. It lets you generate atomic and molecular crystals by specifying symmetry group, stoichiometry, and Wyckoff positions, then export them to standard formats (cif, etc.) or pass them to external tools. The package handles structure manipulation via subgroup/supergroup symmetry relations, includes built-in and external geometry optimization, and provides X-ray diffraction analysis.\n\nThe library sits on top of established materials-science dependencies: spglib for symmetry operations, pymatgen and ASE for structure I/O and manipulation, scipy and networkx for numerical and graph operations. It is actively maintained, has no compiled dependencies in the base install, and is widely used in materials discovery workflows\u2014particularly for high-throughput screening and ferroelectric materials design.","worth_installing":"Yes. PyXtal is actively maintained, has no security vulnerabilities, uses a permissive MIT license, and sits in the top tier by download volume. Install friction is low. It is the right choice if you need to generate or manipulate crystal structures under symmetry constraints; if you only need to read/write existing structures, other tools may suffice."},"id":"pyxtal","links":{"html":"https://skillfed.io/packages/pyxtal","md":"https://skillfed.io/packages/pyxtal.md","pypi":"https://pypi.org/project/pyxtal/"},"maintenance":{"status":"active"},"meta":{"latest_release":"2026-05-26","license_spdx":null,"license_treatment":"permissive","name":"pyxtal","python_support":"supports_current","summary":"Python code for generation of crystal structures based on symmetry constraints."},"popularity":{"monthly_downloads":569401,"position":5962,"tier":"top_15000"},"security":{"n_vulnerabilities":0},"version":"1.1.4"}