Operating Systems · HQ: Germany · 1,000 to 5,000 employees
SUSE develops its main product, SUSE Linux, an open-source enterprise Linux distribution.
Operating Systems · HQ: United States
Linux Foundation is an organization focused on developing open-source software, building communities and companies around the Open Source Software idea.
Serverless Framework 
Node.js 
Golang 
Python 
Operating Systems · HQ: United Kingdom
Canonical is the company behind Ubuntu, a Linux distribution. They provide commercial support and services for Ubuntu and develop enterprise open source solutions.
Python Golang 
Cybersecurity · HQ: France
GitGuardian (founded 2017, Paris) builds DevSecOps code security: automated secrets detection and remediation, NHI security and observability. Its team spans France, Europe and the USA (20+ countries), working hybrid (3 remote days/week in France) or fully remote.
Python 
Django Golang 
JavaScript 
DevOps · HQ: United States
Arista Networks is a cloud networking company. It provides AI-powered networking with its EOS operating system and CloudVision platform.
Python 
C++ Golang 
C
jQuery
PostgreSQL
GCP
Kubernetes