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Claude plugin directory showing the claude-skills private plugin marketplace with three plugins: Ruben skills, Gsc (Google Search Console MCP server) and Qmd wiki (personal wiki search).

Claude private plugin marketplace

AI / Rubén Ferrero / 27th July 2026

How I keep my Claude skills and custom MCPs in sync between Cowork, Code and claude.ai: a single private GitHub repo acting as a Claude private marketplace, with symlinks doing the rest.

Claude private plugin marketplace Read More »

The CSDM 5 conceptual model diagram in the CSDM 5.0 White Paper PDF, with Rubén Ferrero commenting on camera in a corner bubble

Turning the CSDM 5.0 white paper into a ServiceNow KB article

ServiceNow / Rubén Ferrero / 21st July 2026

A few days ago, I passed the ServiceNow Data Foundations exam (CIS-DF). Not because I wanted to, but because ServiceNow added it as a prerequisite for other certifications I hold, and I didn’t want to lose them after all the effort I put into them. I complained about that in the past, and at least

Turning the CSDM 5.0 white paper into a ServiceNow KB article Read More »

Ready to take on Toastmaster of the Day?

Toastmasters / Rubén Ferrero / 24th February 2026

I took on the Toastmaster of the Day role at Asturias Toastmasters Club and … loved it!
Way easier than my first meeting 2 years ago. Join us, you won’t be disappointed.

Ready to take on Toastmaster of the Day? Read More »

Screenshot of a calendar titled ‘nullEDGE advent calendar’ showing 37 tech sessions scheduled from early December 2025 through early January 2026 highlighting "Lessons learned" with yellow lightbulb on blue background.

nullEDGE – 6 lessons that have nothing to do with ServiceNow

ServiceNow / Rubén Ferrero / 20th January 2026

Fear of looking stupid, self-promotion guilt, perfectionism rabbit holes… Traps that catch every technical person trying to share knowledge.

nullEDGE – 6 lessons that have nothing to do with ServiceNow Read More »

Screenshot of the nullEDGE 2025 Closing remarks

nullEDGE – Closing remarks

ServiceNow / Rubén Ferrero / 10th January 2026

The closing remarks from the first virtual conference reflect on what worked, what broke, and the power of community-driven events in bringing people together for networking and knowledge sharing.

nullEDGE – Closing remarks Read More »

Screenshot of the nullEDGE 2025 Fred's Final Business Rule with Kevin Clark

nullEDGE – Fred’s final Business Rule with Kevin Clark

ServiceNow / Rubén Ferrero / 9th January 2026

A philosophical exploration of impermanence in technology, using ServiceNow’s oldest surviving code to ask: what happens when the last instance shuts down?

nullEDGE – Fred’s final Business Rule with Kevin Clark Read More »

Screenshot of the nullEDGE 2025 From Chaos to Clarity Employee Center with Sarah Toulson

nullEDGE – From chaos to clarity Employee Center with Sarah Toulson

ServiceNow / Rubén Ferrero / 8th January 2026

Your content doesn’t matter if users can’t find it. Improve Employee Center navigation with better taxonomy structure and governance.

nullEDGE – From chaos to clarity Employee Center with Sarah Toulson Read More »

Screenshot of the nullEDGE 2025 Pro-code Performance Missedsteaks & Omissons with Tim Woodruff

nullEDGE – Pro-code performance missedsteaks & omissons with Tim Woodruff

ServiceNow / Rubén Ferrero / 7th January 2026

A 25-minute breakdown of common performance mistakes in ServiceNow pro-code: nested queries, Flow Designer slowness, and logging anti-patterns.

nullEDGE – Pro-code performance missedsteaks & omissons with Tim Woodruff Read More »

Screenshot of the nullEDGE 2025 Reporting using Platform Analytics with Rafael Cardoso

nullEDGE – Reporting using Platform Analytics with Rafael Cardoso

ServiceNow / Rubén Ferrero / 6th January 2026

Classic reporting in ServiceNow is becoming legacy. Platform Analytics offers a modern alternative with two paths: Inline Editor for straightforward reporting needs, or Technical Editor for complex scenarios requiring custom logic and behaviours.

nullEDGE – Reporting using Platform Analytics with Rafael Cardoso Read More »

Screenshot of the nullEDGE 2025 Things to do with Many to Many tables in Servicenow by Chuck Tomasi

nullEDGE – Things to do with Many to Many tables in ServiceNow by Chuck Tomasi

ServiceNow / Rubén Ferrero / 5th January 2026

Many-to-Many tables in ServiceNow require immediate configuration changes from their poor defaults. Proper setup prevents script bloat and avoids common bugs in M2M table behaviour.

nullEDGE – Things to do with Many to Many tables in ServiceNow by Chuck Tomasi Read More »

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Hi! I'm Rubén, Co-Founder of SwissFlowIt.

I build apps for the ServiceNow platform, combining over 15 years of consulting experience with a focus on automation, smart integrations, and clean architecture.

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