pyopenms

Analyze LC-MS data with Python bindings for OpenMS.

21|1|Updated Mar 19, 2026
One-click install
npx skills add https://github.com/OwnLabAI/ownlab --skill pyopenms-ownlabai
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: pyopenms
Source: https://github.com/OwnLabAI/ownlab/tree/main/mart/skills/scientific-skills/pyopenms
Command: npx skills add https://github.com/OwnLabAI/ownlab --skill pyopenms-ownlabai

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

PyOpenMS provides Python bindings to the OpenMS mass spectrometry library, enabling researchers to access advanced MS data processing, feature detection, peptide/protein identification, and quantification workflows directly from Python.

Core Features & Use Cases

  • Python-accessible APIs for file I/O, data structures (MSExperiment, MSSpectrum, FeatureMap, ConsensusMap), and common workflows.
  • Integration with proteomics, metabolomics, and general LC-MS data analysis pipelines, including feature detection, identification, and quantification tasks.
  • Real-world use: build end-to-end Python tools to process LC-MS datasets, extract features, identify peptides, perform quantification, and generate analysis-ready results.

Quick Start

Install PyOpenMS, load your mzML data, and start exploring core objects with Python bindings.

Frequently Asked Questions about pyopenms

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I process mass spectrometry data in Python for proteomics workflows?

Use PyOpenMS to load standard MS data formats like mzML or mzXML into Python objects such as MSExperiment, then bind to OpenMS workflows to run feature detection, peptide identification, and quantification on your proteomics or metabolomics datasets.

Can I load mzML files and extract LC-MS features using Python bindings?

Yes, PyOpenMS provides Python bindings to load mzML and mzXML files into MSExperiment objects, allowing you to extract LC-MS features and populate FeatureMap data structures for downstream proteomics analysis.

What do I need to run LC-MS data analysis and peptide identification with Python?

You need a Python environment with PyOpenMS installed and access to standard MS data formats such as mzML, mzXML, or idXML to run LC-MS data analysis, feature detection, and peptide identification workflows.

Does PyOpenMS support metabolomics and quantification workflows?

Yes, PyOpenMS supports metabolomics and general LC-MS data workflows by providing Python-accessible APIs for feature detection, peptide identification, and quantification tasks within Python data analysis pipelines.

What is the best way to build an end-to-end mass spectrometry pipeline in Python?

Use PyOpenMS to build an end-to-end Python pipeline that processes raw LC-MS datasets, extracts features via feature detection, identifies peptides, performs quantification, and generates analysis-ready results.