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Last Update: 2026-06-05

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An all-electron full-potential linearised augmented-planewave (FP-LAPW) code. Designed to be as developer friendly as possible so that new developments in the field of density functional theory (DFT) can be added quickly and reliably.

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License

GNU General Public License version 2.0 (GPLv2), GNU Library or Lesser General Public License version 2.0 (LGPLv2)

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jerryxinjie Edited 2025-11-06

Elk is an excellent choice for scientists and students who value methodological rigor and complete control over the codebase. The code gets frequently optimized and updated, and its chief developers, especially Dr. J. K. Dewhurst, are highly responsive and supportive.
zweilzu Posted 2021-02-28

Excellent software!
alex2shiyu Posted 2020-03-12

simple and beautiful code!
lyzhao Posted 2019-10-13

The best LAPW code
lonelyspooky Posted 2016-12-23

A very complete and feature packed software. Thank you so much for your impressive work.

Additional Project Details

Intended Audience

Science/Research

User Interface

Command-line

Programming Language

Fortran

Related Categories

Fortran Physics Software

Registered

2008-12-14

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