LIPID MAPS® Downloads Hub

Access and download complete releases of LIPID MAPS® structure databases, computationally generated lipidomes, gene/proteome annotations, and mass spectrometry spectral libraries.

Structure Databases (LMSD)

LMSD Structure-data File (SDF)

SDF (ZIP) CC BY 4.0 21 MB

Exports of structures and annotations from active curated LMSD records. Includes common names, systematic names, formula, exact mass, SMILES, InChI, and cross-references.

Last Updated: 2026-09-23
LMSD.sdf.zip

LMSD Verbose Structure-data File (SDF)

SDF (ZIP) CC BY 4.0 21.28 MB

Extended active LMSD records including additional fields, alternative classifications, Cayman IDs, and full cross-database identifiers.

Last Updated: 2026-09-23
LMSD_extended.sdf.zip

LMSD RDF / SPARQL Turtle Graph

TTL CC BY 4.0 35.48 MB

Resource Description Framework (RDF) ontology of active LMSD records for SPARQL querying and semantic web integration.

Last Updated: 2026-09-25
sparql_lipids.ttl

LMSD Identifiers, InChIKeys & SMILES (TSV)

TSV CC0 1.0 0 B

Tab-delimited list of all LMSD IDs, InChIKeys, and SMILES released dedicated into the public domain under CC0 1.0 Universal.

Last Updated: 2026-09-25
lipidmaps_ids_cc0.tsv

Computationally Generated Lipidomes

Computationally-generated Bulk Lipids (COMP_DB)

ZIP (TSV) CC BY 4.0 619.48 KB

Comprehensive tab-delimited dataset of computationally generated molecular lipid species, masses, chemical formulae, shorthand abbreviations, and chain types.

Last Updated: 2026-09-23
COMP_DB_DATA.zip

Genes & Proteomes (LMPD)

Gene/Proteome Database (LMPD)

ZIP (TSV) CC BY 4.0 3.3 MB

Annotations of lipid-associated genes and proteins across multiple species including Entrez, RefSeq, UniProt, GenBank, sequences, and taxonomy.

Last Updated: 2026-09-23
LMPD_040215.zip

Spectral & Mass Spectrometry

Standards Spectra Database — Full Library (JSON)

JSON CC BY 4.0 Live Export

Curated experimental tandem MS/MS fragmentation spectra of reference lipid standards with instrument parameters, collision energies, and precursor annotations.

Last Updated: Live Database
standard_spectra.json

Standards Spectra Database — Full Library (MGF)

MGF CC BY 4.0 Live Export

Complete reference MS/MS spectra in Mascot Generic Format (MGF), optimized for spectral library searching, GNPS, and mass spectrometry pipelines.

Last Updated: Live Database
standard_spectra.mgf

Partial Spectra Database Metadata (CSV)

CSV CC BY 4.0 2.81 MB

Export of experimental partial spectra annotations: precursor m/z, adducts, LMSD classes, and sample extraction strategies.

Last Updated: 2026-09-23
pd_lipids.csv

Partial Spectra Database — All Spectra (MGF)

MGF CC BY 4.0 Live Export

Complete collection of experimental partial spectra MS/MS peaks exported in Mascot Generic Format (MGF).

Last Updated: Live Database
partial_db_all_spectra.mgf

Software Packages & Tools

LIPID MAPS® Tools Package (TAR.GZ)

TAR.GZ GPL-2.0 175.8 KB

Standalone Perl and command-line scripts for mass spectrometry combinatorial expansion, structure generation, and MS calculation.

Last Updated: 2026-09-23
lipidmapstools.tar.gz

LIPID MAPS® Tools Package (ZIP)

ZIP GPL-2.0 703.59 KB

Standalone Perl and command-line scripts for mass spectrometry combinatorial expansion, structure generation, and MS calculation (ZIP format).

Last Updated: 2026-09-23
lipidmapstools.zip

LIPID MAPS® Ontology Tools Package (TAR.GZ)

TAR.GZ GPL-2.0 12.15 KB

Command line Perl scripts to generate ontology data using structure data in SD file(s).

Last Updated: 2026-09-23
lmontologytools.tar.gz

LIPID MAPS® Ontology Tools Package (ZIP)

ZIP GPL-2.0 13 KB

Command line Perl scripts to generate ontology data using structure data in SD file(s) (ZIP format).

Last Updated: 2026-09-23
lmontologytools.zip

Combinatorial Expansion Package (LM_expand)

ZIP CC BY 4.0 14.15 KB

PHP combinatorial expansion library to generate datasets containing species names, m/z, and molecular formula for main lipid categories.

Last Updated: 2026-09-23
LM_expand.zip