Custom WordPress Plugin Development
Need a feature that doesn’t exist? We build custom WordPress plugins tailored to your exact business needs — from simple utilities to complex integrations with third-party APIs, payment systems, CRMs, and AI services.
What problems do custom plugins solve?
When off-the-shelf solutions fall short, a custom plugin bridges the gap between your vision and WordPress capabilities
001
Unique business logic
Your business processes are unique. A custom plugin implements your specific workflows, calculations, booking systems, or pricing logic — exactly the way you need it.
002
Third-party integrations
Connect WordPress to any external service: CRM systems (HubSpot, Salesforce), payment gateways, shipping APIs, accounting software, or proprietary internal tools.
003
AI-powered features
Integrate artificial intelligence into your site: smart chatbots, content generation, product recommendations, automated translations, or data analysis powered by OpenAI, Claude, or custom ML models.
004
Performance optimization
Replace bloated multipurpose plugins with lightweight, purpose-built code. Less code means faster loading, fewer conflicts, and better security.
005
Data management & reporting
Custom dashboards, advanced analytics, data import/export tools, automated reports — all tailored to the metrics that matter for your business.
006
Automation & workflows
Automate repetitive tasks: email sequences, inventory management, content scheduling, user role management, or any process that currently wastes your team's time.
Our development process
A structured approach from concept to production-ready plugin
01
Discovery & specification
We analyze your requirements, study your existing infrastructure, and create a detailed technical specification. You know exactly what will be built before a single line of code is written.
02
Architecture & development
We design a clean, scalable architecture following WordPress coding standards. Development with version control, clean code, and thorough documentation at every step.
03
Testing & quality assurance
Comprehensive testing on staging: functionality, security audit, performance profiling, compatibility with your theme and other plugins. Nothing goes live without being battle-tested.
04
Deployment & support
Smooth deployment to your production site with rollback plan. Post-launch monitoring, bug fixes, and ongoing support to ensure everything runs flawlessly.
Related projects
Real results for this type of project.
Premium car rental website in Warsaw. Immersive dark luxury design, interactive vehicle catalog, online booking system, 3 languages, local SEO.
Plateforme PWA de streaming musical gratuite avec import YouTube/Spotify/Apple Music, mode hors-ligne, lecteur avancé et 5 langues. Progressive Web App installable.
Boutique e-commerce haut de gamme pour une maison de mode ukrainienne. WordPress + WooCommerce, 166+ produits, 3 langues, 20+ pays.
Frequently asked questions
Everything you need to know about custom plugin development
How long does it take to develop a custom plugin?
It depends on complexity. A simple utility plugin takes 1-2 weeks, a medium integration 3-5 weeks, and a complex system with AI or multi-service integrations 6-12 weeks. We provide a timeline estimate after the discovery phase.
Will the plugin work with my theme and other plugins?
Yes. We test compatibility with your specific WordPress setup — your theme, active plugins, PHP version, and hosting environment. The plugin is built to coexist peacefully with your existing stack.
Do I own the code?
Absolutely. You receive full ownership of the source code, documentation, and all assets. The plugin is yours to use, modify, or redistribute as you wish.
Can you modify an existing plugin instead of building from scratch?
Yes. We can extend, optimize, or fix existing plugins — including forking abandoned plugins, adding features to commercial plugins via add-ons, or migrating functionality from one plugin to another.
What about updates when WordPress releases a new version?
We offer maintenance packages that include WordPress core compatibility updates, security patches, and minor feature enhancements. Your plugin stays current and secure.
Can you build a plugin that integrates with AI (ChatGPT, Claude)?
This is one of our specialties. We developed the AI Assistant plugin for our own site. We can integrate any AI service — OpenAI, Anthropic Claude, custom models — into a WordPress plugin tailored to your needs.
Any questions?
Let's discuss your challenges. Contact us today!
Our clients and partners
Companies that trust us to create and develop their digital products. We are proud to work with our clients and partners, helping them reach new heights.
Read more about this service
Your idea, our code — a plugin that works exactly the way you need
At Seganiko, we don’t just install plugins — we create them. When the WordPress plugin ecosystem doesn’t offer what your business needs, we build it from the ground up: clean, secure, performant, and fully integrated with your existing systems.
From AI-powered chatbots to complex CRM integrations, from e-commerce automations to custom data dashboards — if it can run on WordPress, we can build it.
Have an idea for a plugin? Let’s discuss it. We’ll tell you if it’s feasible, how long it’ll take, and what it’ll cost — no strings attached.