https://zabbly.com/
Zabbly - Linux consulting
Linux consulting, training and services
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https://www.credativ.de/en/
Your Specialists for Open Source and Linux consulting - credativ®
Mar 19, 2026 - credativ® not only offers technical support but also all other services for the entire life cycle of your Open Source landscape.
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https://applicative.systems/
High-Assurance Linux & NixOS Consulting | Applicative Systems Group
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https://sick.codes/press-coverage/
Press - Sick Codes - Security Research, Hardware & Software Hacking, Consulting, Linux, IoT, Cloud,...
May 24, 2022 - This section is populated every so-often. For our latest work, just use a search engine “Sick Codes” and head to the News section, or Twitter. Hacker des...
security researchpresssickcodeshardware
https://www.igalia.com/technology/kernel
Linux Kernel | Igalia - Open Source Consulting and Development
Igalia has been improving and optimizing the Linux kernel, by providing consulting for companies in all kernel-related domains.
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https://blog.enterprisemanagement.com/tag/linux-containers
EMA: IT and Data Management Research, Industry Analysis and Consulting | Linux containers
Linux containers | EMA: IT and Data Management Research, Industry Analysis and Consulting
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https://sick.codes/
Sick Codes - Security Research, Hardware & Software Hacking, Consulting, Linux, IoT, Cloud,...
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https://www.blunix.com/
Blunix GmbH Berlin: Linux Support, Consulting and Hosting
Linux Support, Project based Linux Consulting, Managed Hosting with FOSS Configuration Management as well as Linux Workshops and Trainings
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https://www.blunix.com/linux-consulting.html
Blunix GmbH Berlin - Linux Server Consulting Services
Linux consulting services for Debian and Ubuntu Linux on IaaS provider cloud instances, physical servers and colocations
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https://www.thepscg.com/training/linux-training
Premium Consulting & Training @thePSCG - The Linux Foundation official training
THE PSCG's linux foundation certification and training services The PSCG is a proud Authorized Training Partner of the Linux Foundation, supporting the Linux...
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https://www.igalia.com/technology/embedded-linux
Embedded Linux and Device Drivers | Igalia - Open Source Consulting and Development
Igalia has worked with Linux-based distributions since their inception and spent years working in the lower layers of the Linux stack with a strong focus in...
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https://atix.de/en/services/consulting/linux-platform-operations/
Linux Platform Operations Consulting – Secure & Scalable Infrastructure | ATIX AG
Jan 8, 2026 - Expert Linux platform operations consulting: ensure secure, scalable infrastructure, automation and support tailored for enterprise performance.
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https://www.real-time.com/
Real Time Enterprises, Inc. - Network Security & Consulting, Linux Firewalls, Web Services and...
Providing Linux solutions, network security and firewalls, network consulting, web services and Internet connectivity
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https://www.gentoo.org/support/consulting/
Consulting – Gentoo Linux
News and information from Gentoo Linux
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https://www.collabora.com/about-us/open-source/open-source-projects/linux-kernel.html
Collabora | Open Source Consulting | Linux Kernel
From our first contribution to Kernel 2.6.31 to our recent contributions to Kernel 5.12 Collabora has long been actively involved in the development of the...
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