HADOOPT
TECHNOLOGIES
Schedule a Tech Consultation
Home
Services
Odoo ERP implementation Rollout, custom modules, migration and support. Web application development SaaS products, portals and internal platforms. Mobile application development Offline-first field apps and customer apps. AI development & automation LLM assistants, document processing, forecasting. Odoo version upgrades ↗ Move to a newer release, scoped and priced on its own site.
Products
OrgExp ↗ Budget, CAPEX and OPEX management.
Blog About Contact Schedule a Tech Consultation
Web apps

Web application development

Stacks, architecture and the build-or-buy decision for SaaS products, customer portals and internal platforms.

10 articles
All writing Odoo 20 Odoo 19 Odoo 18 Odoo 17 Comparisons Version history Mobile apps Web apps AI
Web apps 6 min read
Angular vs Vue vs Svelte for business applications
Nuxt 3 end of life 31 Jul 2026

Angular with signals, Vue with Nuxt, and Svelte 5 with SvelteKit compared for admin panels, portals and SaaS products, and which we would pick when.

JB Janeindiran B. 22 Sep 2026
Web apps 6 min read
Build or buy: custom software, SaaS, or configure what you have
modules in the Odoo 19 source, Community and Enterprise 1,385

A decision framework for custom software versus SaaS: what drives total cost of ownership, integration and lock-in, and when configuring Odoo beats both.

JB Janeindiran B. 22 Sep 2026
Web apps 7 min read
Choosing a web application stack: frontend, rendering, backend, database, hosting
rendering models worth knowing 4

How to pick a frontend, rendering model, backend, database and hosting for a business web app, with a comparison table and the order we decide in.

JB Janeindiran B. 22 Sep 2026
Web apps 7 min read
Customer portals: Odoo's portal or a custom build?
Odoo 19 modules that extend the /my home page 16

What Odoo 19's customer portal does out of the box, when to extend it, and when a separate frontend on Odoo's JSON-2 API is the better build.

JB Janeindiran B. 22 Sep 2026
Web apps 6 min read
Django vs FastAPI vs Node.js for business application backends
Django 5.2 LTS security fixes until Apr 2028

Django, FastAPI and Node.js compared for business web app backends, plus when Odoo itself should be the backend. What each is good at and what we pick.

JB Janeindiran B. 22 Sep 2026
Web apps 7 min read
Multi-tenant SaaS architecture basics: isolation, auth, billing and data residency
tenant isolation models compared 3

Database-per-tenant, schema-per-tenant or shared tables with row-level security; plus tenant-aware auth, billing, noisy neighbours and data residency.

JB Janeindiran B. 22 Sep 2026
Web apps 7 min read
PWA, native app or responsive website: which one to build
iOS version that added Web Push for Home Screen web apps 16.4

How to choose between a responsive website, a progressive web app and a native mobile app, based on reach, device access, offline needs and app store rules.

JB Janeindiran B. 22 Sep 2026
Web apps 6 min read
React and Next.js: when to choose them, and when plain React with Vite is better
Next.js directive for opt-in caching use cache

When React with Next.js and the App Router is the right call, how server components work today, and when a plain React SPA built with Vite is simpler.

JB Janeindiran B. 22 Sep 2026
Web apps 7 min read
Web application security essentials: a practical checklist
category at the top of the OWASP Top 10:2025 A01

The OWASP Top 10:2025, authentication and sessions, secrets, dependencies, logging and backups: what every business web application needs before launch.

JB Janeindiran B. 22 Sep 2026
Web apps 6 min read
What drives web application cost and timeline
estimation questions in our checklist below 8

The factors that decide what a web application costs and how long it takes: scope, users and roles, integrations, data, compliance, team and decisions.

JB Janeindiran B. 22 Sep 2026
Series

Odoo 19: Complete Guide for Businesses

Every Odoo 19 app a growing business uses, in the order we would roll them out: setup, sales, operations, finance, HR, and the new AI features.

Read the series from part one →
Part 01 Getting started with Odoo 19: what changed and where to begin 6 min Part 02 Installing Odoo 19 from source, Docker or packages 7 min Part 03 Odoo 19 hosting: Odoo Online vs Odoo.sh vs on-premise 6 min Part 04 Setting up companies, users and access rights in Odoo 19 6 min