Datasets

A collection of datasets used for training machine learning models for materials discovery.

Name Structures Materials Created Open Static License Method API Links
ELEMENTA 211M 9.78M 2026-07-27 CC-BY-NC-4.0 "DFT"
MDR-MP PBE ω_q 8.51k n/a 2026-01-08 CC-BY-4.0 n/a
COSMOSDataset 243M n/a 2025-10-21 CC-BY-4.0 "DFT"
MatPES PBE 435k n/a 2025-03-06 MIT "DFT"
MatPES r2SCAN 388k n/a 2025-03-06 MIT "DFT"
OpenLAM 163M n/a 2025-02-17 CC-BY-4.0 "DFT"
MDR Phonon PBE 9.96k n/a 2024-12-21 CC-BY-4.0 "DFT"
OMat24 101M 3.23M 2024-10-16 CC-BY-4.0 "DFT"
sAlex 10.4M 3.23M 2024-10-16 CC-BY-4.0 "DFT"
sAlex Validation 553k 171k 2024-10-16 CC-BY-4.0 "DFT"
MatterSim 17.0M n/a 2024-05-08 unreleased "DFT"
GNoME 89.0M 6.00M 2023-11-29 CC-BY-NC-4.0 "DFT"
MPtrj 1.58M 146k 2023-07-19 MIT "DFT"
Alex 30.5M 3.10M 2023-04-22 CC-BY-4.0 "DFT"
MP 2022 155k n/a 2022-10-28 CC-BY-4.0 "DFT"
MPF 188k 62.8k 2022-03-05 CC-BY-4.0 "DFT"
WBM 257k 215k 2021-01-01 CC-BY-4.0 "DFT"
OC20 134M n/a 2020-10-01 CC-BY-4.0 "DFT"
MP Graphs 133k n/a 2019-06-06 MIT "DFT"
NOMAD 19.1M 4.34M 2019-06-01 CC-BY-4.0 DFT, ML, GW, DMFT, MD
OQMD 1.23M 1.23M 2014-04-03 CC-BY-4.0 "DFT"
AFLOW 3.53M 3.53M 2012-06-01 CC-BY-4.0 "DFT"

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