QuickJs: The Next.js Headless CMS for Non-Technical Users
Quick JS Advanced CMS is an open-source, code-first headless CMS and application framework native to Next.js.
NextJs TypeScript Tailwind CSS
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Available for new projects
We Are —
For startups, SMEs, and enterprises. Business-results oriented & AI-powered 🚀
Tools & technologies we work with
Our Expertise
What we offer
From concept to launch.
Web Design
Clean, modern interfaces that look great on every screen. Focused on clarity, usability, and your brand identity.
Web Development
Fast, accessible websites built with modern tooling. Astro, Tailwind, and best-practice architecture from day one.
Performance Optimization
Core Web Vitals, SEO, and page speed — built in from the start, not bolted on at the end.
100+ in-house specialists
Let's, Stack your
Let's, Stack your
SaaS, PaaS and App Together.
Sixteen years of hands-on experience, based in Liessel, The Nederlands and available for clients worldwide. We build a long-term relationship with our clients and offer a full range of services: from project discovery, software development, and design to product launch and support.
At Stacknxt, we are dedicated to the success of your business by leveraging technology potential.
How We WorkReady To Evolve Your Business With Smarter Tech?
Selected works
Featured Projects
A selection of recent work — swipe through to explore.
1 / 6
PawPro (Pet Grooming Service)
PawPro Boosted Bookings by 70% Through Stacknxt’s Digital Transformation
ReactNative Redux TypeScript
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Kipépéo Shopify E-Commerce Store
Stacknxt Inc Helped Kipépéo Achieve 73% Faster Operations and 88% Better Accuracy.
Shopify HTML5 JavaScript
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The Culturenomics™
Transform your brand's purpose into an unforgettable story. We are a strategic communications and PR firm that builds authentic connections for lasting growth.
WordPress Divi CSS
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Enterprise Healthcare Intake & Telehealth Provisioning Pipeline
A HIPAA Compliant Multilingual website architecture, CRM integration, CareGLP case management connection, Stripe payment processing, and bilingual English/Spanish form setup.
PHP 8.6 WordPress CSS
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BuildTech (Real Estate & Construction Management System)
How BuildTech Reduced Operational Delays by 65% After Digitizing Real Estate Workflows with Stacknxt Inc
React Redux TypeScript
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Our Clients
Trusted by businesses worldwide
A snapshot of the companies who've trusted us to build their products.
Success Stories
Stories in the Spotlight
Engineered for Growth 🚀. Validated by Founders.
"They have an incredibly hardworking team at affordable pricing. Stacknxt has built the app earlier than expected, and they continue to complete new tasks within the client's budget and timeline."
H
Harrison Blum 🇺🇸
CMO Founder, Social Revolt Agency
"The new site launched on time and hit every goal we set. Performance improved dramatically — load times dropped and the feedback from our customers has been overwhelmingly positive."
P
Priscilla Hernandez 🇺🇸
Founder, Vibez Holding Inc.
"They were flexible, pivoting when we needed to change the project scope. We felt like a team with common goals."
A
Abby Morgan 🇨🇭
Founder, Swiss Ed Tech & The DADA Agency
"They completely rebuilt our headless Shopify store. Conversion rates spiked immediately."
I
Ineke van der Velden 🇳🇱
CEO, Vital Five Your Life
"When I met Stacknxt, I got the confidence I was looking for. They've stood out as a hard-working team. And also provided good communication, allowing new projects together to be considered."
A
Aimé 🇪🇺
CMO, Head of Pharmacy
"What impressed me most about Stacknxt was their unique blend of creativity, hunger, and intelligence."
B
Brian Sandberg 🇫🇷
A Healing Coach, Marzcia Techau.
What's New in Our Blog?
Explore More Resources
Featured
Getting Started with Astro Rocket — From Install to Live in Minutes
How to install, configure, and deploy Astro Rocket — covering site.config.ts, brand colours, navigation, writing posts, and deploying to Vercel.
Jessie
Jessie astro-rocket getting-started configuration vercel
Astro Rocket Configuration — Every Toggle, Theme, and Layout Option Explained
A complete walkthrough of Astro Rocket's configuration options: 12 colour themes, OKLCH colours, typography, radius and shadow tokens, header styles, dark mode, and more.
Sandra
Sandra astro-rocket configuration customization themes
Animations in Astro Rocket — How the Premium Motion Design Works
A deep dive into every animation layer in Astro Rocket: the spring-curve hero entrance, staggered cascades, scroll-reveal, and how it all stays smooth without a JS animation library.
Rahul Woll
Rahul Woll astro-rocket animation css ux performance
Let’s build your innovative digital product!
Whether it's a new build or something that needs a fresh perspective — We'd love to hear about it.