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Development & Code

For software companies whose brand needs to match the tech. For IT service providers whose sales pipeline needs more qualified leads.

Astro als Framework mit dem Hinweis, dass standardmaessig kein clientseitiges JavaScript ausgeliefert wird

Astro Framework: What It Is and When to Use It

Astro Framework explained: zero client-side JavaScript by default, Islands for interactivity, the limits against Next.js and what running it costs.

Astro als Framework mit dem Hinweis, dass standardmaessig kein clientseitiges JavaScript ausgeliefert wird

Astro Framework: What It Is and When to Use It

Astro Framework explained: zero client-side JavaScript by default, Islands for interactivity, the limits against Next.js and what running it costs.

Fundamentals
By Robert Siemens
Astro-Logo und Next.js-Logo auf geteiltem dunklem Hintergrund mit vs-Badge in der Mitte

Astro vs Next.js: Which Framework to Pick

Astro vs Next.js compared: Astro for content-driven sites, Next.js once app logic appears. Table, our own measurements and a clear decision rule.

Comparison
By Robert Siemens
Diagramm eines Headless CMS: eine Content-Datenbank liefert Inhalte an Website, App und KI-Antwort

What Is a Headless CMS? A Guide for B2B Companies

Headless CMS explained for B2B websites: how it works, headless vs WordPress vs Webflow, benefits, vendors, 2026 costs, and when a classic CMS is enough.

Fundamentals
By Robert Siemens
Headless WordPress: WordPress als Backend liefert Inhalte per Schnittstelle an ein eigenes Frontend

Headless WordPress: Keep WordPress, Swap Frontend

Headless WordPress keeps WordPress in the background and swaps only the frontend. What it solves, what it does not, and why we go to Sanity instead.

Fundamentals
By Robert Siemens
Jamstack als Wortmarke mit den drei Bestandteilen JavaScript, APIs und Markup als Symbole darunter

Jamstack Explained: What Still Holds in 2026

Jamstack means prerendered HTML, delivery from a CDN and content pulled through an interface. What still holds in 2026, and where it falls short.

Fundamentals
By Robert Siemens
Sanity als Headless CMS mit den Stichworten Studio und Presentation Mode auf dunklem Hintergrund

Sanity CMS Review: Why We Use It for B2B Websites

Sanity CMS review from an agency: how Presentation Mode, localization and AI access work, what Sanity costs in 2026 and where its limits are.

Tools
By Robert Siemens
Sanity, Contentful und Storyblok als drei Karten nebeneinander, Sanity hervorgehoben

Sanity vs Contentful vs Storyblok

Sanity vs Contentful vs Storyblok: pricing, free-tier language caps, editor preview, querying and export compared, plus the rule we use to decide.

Comparison
By Robert Siemens
Dunkles Thumbnail zum Thema Videos fuers Web optimieren: ein Original-Video-Block, der per Pfeil zu einem kleineren komprimierten Block wird, plus ein Video-Player mit Play-Button.

Optimizing videos for the web: our ffmpeg pipeline

How to optimize videos for the web without killing load time. Container vs. codec (H.264, VP9, AV1), concrete ffmpeg commands with CRF and faststart, lazy loading, poster, autoplay, accessibility, and self-hosting vs. YouTube. From our real pipeline.

Development & Code
By Robert Siemens
Dunkles Thumbnail zum Thema Webentwicklung-Kosten: drei Kacheln mit den Wortmarken Next.js, Astro und Sanity über einer violetten Kostenskala.

Web development cost: hourly rates, project prices and what drives the price

What does web development cost? Market hourly rates, project ranges from 5,000 to 50,000 €, the five real cost factors and why Next.js or Astro with Sanity is cheaper than WordPress over three years.

Development & Code
By Robert Siemens

20-minute call, no sales pressure. You describe what you have in mind, we tell you if and how we can help.

Max Herzer

Max Herzer

Consultant & Business Development

hello@in-sync.io+49 1522 8453675