--- title: PixTheme | HubSpot Development description: HubSpot Development | Discover expert HubSpot development guides, custom themes, and web design tips to build better sites faster with PixTheme. image: https://www.pixtheme.com/hubfs/pixtheme-agency-demo/pixtheme-share-1200x630.png --- [Skip to content](https://www.pixtheme.com/blog/tag/hubspot-development#main-content) [![Pixtheme](https://www.pixtheme.com/hubfs/pixtheme-agency-demo/pixtheme-logo-light.svg)](https://www.pixtheme.com/) - [Services](https://www.pixtheme.com/services) Show submenu for Services - [Hire a HubSpot developer](https://www.pixtheme.com/hire-hubspot-developer) - [HubSpot CMS website development New HubSpot websites your team can edit without a developer.](https://www.pixtheme.com/services/hubspot-cms-development) - [HubSpot Website Redesign A fresh design for your HubSpot site, built on what already works.](https://www.pixtheme.com/services/hubspot-website-redesign) - [WordPress to HubSpot migration Pages, blog posts and redirects moved over with care.](https://www.pixtheme.com/services/wordpress-to-hubspot-migration) - [Custom HubSpot modules and integrations Custom modules, apps and integrations for your portal.](https://www.pixtheme.com/services/hubspot-custom-modules) [View all Services](https://www.pixtheme.com/services) [Themes and modules Ready-made HubSpot modules Calculators, countdowns, testimonials and more, built for the HubSpot Marketplace. 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A lot of useful business data lives in HubDB: store locations, product specs, event ... Read - [![](https://www.pixtheme.com/hs-fs/hubfs/HubSpot%20custom%20modules.png?width=800&height=500&name=HubSpot%20custom%20modules.png)](https://www.pixtheme.com/blog/how-to-build-a-custom-module-in-hubspot-step-by-step) HubSpot Development Oct 30, 2026 5 min read ## [How to Build a Custom Module in HubSpot, Step by Step](https://www.pixtheme.com/blog/how-to-build-a-custom-module-in-hubspot-step-by-step) A HubSpot custom module is a folder ending in .module that contains a field definition (fields.json), a HubL template (module.html), optional CSS and ... Read - [![](https://www.pixtheme.com/hs-fs/hubfs/hubspot%20v4%20forms.jpeg?width=800&height=500&name=hubspot%20v4%20forms.jpeg)](https://www.pixtheme.com/blog/how-to-style-hubspot-forms-in-the-new-form-editor-v4) HubSpot Development Oct 26, 2026 4 min read ## [How to Style HubSpot Forms in the New Form Editor (v4)](https://www.pixtheme.com/blog/how-to-style-hubspot-forms-in-the-new-form-editor-v4) Forms built in HubSpot's new form editor are embedded in an iframe by default, so your page CSS can't reach them. To style them with your own CSS, ... Read Stay in the loop ## Get new posts by email One short email when a new guide goes live. Unsubscribe anytime. Work with us ## Need help with your HubSpot site? Book a free consultation with a HubSpot developer. We look at your site and give you a fixed-price plan. 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Built on HubSpot, obviously. - [Terms](https://www.pixtheme.com/terms-condition) - [Privacy Policy](https://www.pixtheme.com/privacy-policy) ```json { "@context" : "https://schema.org", "@id" : "https://www.pixtheme.com/#organization", "@type" : "Organization", "description" : "HubSpot development studio building HubSpot CMS websites, custom modules, integrations and HubSpot Marketplace themes.", "email" : "hello@pixtheme.com", "image" : "https://3428146.fs1.hubspotusercontent-na1.net/hubfs/3428146/pixtheme-agency-demo/pixtheme-share-1200x630.png", "logo" : { "@type" : "ImageObject", "height" : 512, "url" : "https://3428146.fs1.hubspotusercontent-na1.net/hubfs/3428146/pixtheme-agency-demo/pixtheme-logo-512.png", "width" : 512 }, "name" : "Pixtheme", "sameAs" : [ "https://www.linkedin.com/company/pixtheme/", "https://www.upwork.com/freelancers/~01a324dfdc750cc718", "https://ecosystem.hubspot.com/marketplace/solutions/pixtheme" ], "url" : "https://www.pixtheme.com/" } ``` ```json { "@context" : "https://schema.org", "@id" : "https://www.pixtheme.com/#website", "@type" : "WebSite", "name" : "Pixtheme", "publisher" : { "@id" : "https://www.pixtheme.com/#organization" }, "url" : "https://www.pixtheme.com/" } ``` ```json { "@context" : "https://schema.org", "@id" : "https://www.pixtheme.com/blog/tag/hubspot-development#breadcrumb", "@type" : "BreadcrumbList", "itemListElement" : [ { "@type" : "ListItem", "item" : "https://www.pixtheme.com/", "name" : "Home", "position" : 1 }, { "@type" : "ListItem", "item" : "https://www.pixtheme.com/blog", "name" : "Blog", "position" : 2 }, { "@type" : "ListItem", "item" : "https://www.pixtheme.com/blog/tag", "name" : "Tag", "position" : 3 }, { "@type" : "ListItem", "item" : "https://www.pixtheme.com/blog/tag/hubspot-development", "name" : "PixTheme", "position" : 4 } ] } ``` ```json { "@context" : "https://schema.org", "@id" : "https://www.pixtheme.com/blog/tag/hubspot-development#webpage", "@type" : "CollectionPage", "about" : { "@id" : "https://www.pixtheme.com/#organization" }, "breadcrumb" : { "@id" : "https://www.pixtheme.com/blog/tag/hubspot-development#breadcrumb" }, "description" : "HubSpot Development | Discover expert HubSpot development guides, custom themes, and web design tips to build better sites faster with PixTheme.", "isPartOf" : { "@id" : "https://www.pixtheme.com/#website" }, "name" : "PixTheme | HubSpot Development", "url" : "https://www.pixtheme.com/blog/tag/hubspot-development" } ```