In GSoC 2026

OpenMS

OpenMS is an open-source C++ software library for mass spectrometry data management and analysis with python wrappers. OpenMS houses an expansive modular toolset and ready-to-use scientific workflows in Galaxy, KNIME and nextflow.

Ideas list Website

Contributors in 2026

+1 from 2025

Projects since 2016

2.5 a cycle on average

Cycles

2 of 11

2-cycle streak

Rank in 2026

#119

of 183, 0.3% of slots

Mentors

for 2 projects in 2025

Contributors per cycle

Accepted projects each year, against the median organization that year

View as table

OpenMS contributors per cycle
	OpenMS	Median organization
2016	0	4
2017	0	4
2018	0	3
2019	0	4
2020	0	4
2021	0	4
2022	0	3
2023	0	4
2024	0	4
2025	2	5
2026	3	4

Stack and topics

Each one has its own page of organizations and trends

Python Cython C++R PyTorch Streamlit

Automation Deep learning Algorithms Webdev Open science Mass spectrometry

Quick answers

Is OpenMS in GSoC 2026?: Yes, with 3 contributors.
How long has it taken part?: 2 of 11 cycles since 2016, first in 2025, with a 2-cycle streak running.
How many contributors does it usually take?: 2.5 a cycle on average, 5 in total. Its largest cycle was 2026, with 3.
What does it build with?: Python, Cython, C++, R, PyTorch, Streamlit.

Accepted projects

3 projects in 2026 · All 5 projects since 2016

imzML Parser in OpenMS
Aditya Sarna
Mass spectrometry imaging (MSI) is a powerful analytical technique that enables spatial mapping of molecules within biological tissues. The imzML...
Project
Optimizing Casanovo for Real Time De Novo Peptide Sequencing
Gaurav SRC
Casanovo is a transformer-based de novo peptide sequencer that is too slow for real-time instrument use. I will profile the new non-autoregressive...
Project
Unify Development Dependencies using Vcpkg
NPC
Like many large scale software projects, OpenMS has numerous development dependencies. Unfortunately, there is no straightforward way to quickly and...
Project