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A critical vulnerability was discovered in React Server Components (Next.js). Our systems remain protected but we advise to update packages to newest version. Learn More.

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A critical vulnerability was discovered in React Server Components (Next.js). Our systems remain protected but we advise to update packages to newest version. Learn More.

Pär Wissmark

personAlias: Pär Wissmark

businessCompany: Knowit AB (Experience)

location_onLocation: Sweden

linkBlog: My little corner

CRP Information

Level: Esteemed Citizen

Total contribution points: 2118 (gain 882 points more to level up)

Score Distribution

An “empty” Optimizely CMS 13 (preview) site on .NET 10

Syndicated blog - Posted on: Jan 26, 2026

Optimizely CMS 13 is currently available as a preview. If you want a clean sandbox on .NET 10, the fastest path today is to scaffold a CMS 12 “empt...

Building simple Opal tools for product search and content creation

Syndicated blog - Posted on: Dec 13, 2025

Optimizely Opal tools make it easy for AI agents to call your APIs – in this post we’ll build a small ASP.NET host that exposes two of them: one fo...

Optimizely Opal — working notes from me

Syndicated blog - Posted on: Nov 26, 2025

A short, practical orientation I use when introducing Opal. Lately I’ve been helping customers and developers understand Opal, and I kept finding...

Locating Blocks Stored in “For This Page” When Retiring Block Models

Syndicated blog - Posted on: Sep 19, 2025

When maintaining a long-lived Optimizely CMS site, you’ll eventually need to deprecate block types. The usual approach is to remove the block class...

Understanding Optimizely CMS 12 Base Classes and Common Interfaces

Syndicated blog - Posted on: Aug 28, 2025

Optimizely CMS 12 is built around a powerful and flexible content model. By understanding the core base classes and interfaces, developers can buil...

Detecting Content Types and Properties That Exist Only in the Database

Syndicated blog - Posted on: Aug 12, 2025

In long-running Optimizely projects, it’s not uncommon to find content types or properties that exist only in the database. Maybe they were created...

Simplified caching in EPiServer 8

Syndicated blog - Posted on: Aug 07, 2015

In many cases we need to retrieve a lot of pages and at the same time think about performance, such as the page’s loading time. That’s when caching...

Major headache when working with EPiServer add-ons and continuous release

Syndicated blog - Posted on: Jul 04, 2015

EPiServer is currently releasing updates according to the “continuous release” approach. I think this is a nice approach as the customer can take...