HubSpot Development

Technical insights for developers and technical marketers on HubSpot. Learn about APIs, CMS Hub, custom code, serverless functions, and integrations to build and extend HubSpot the right way.

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HubSpot UI Extensions: Decoding the openIframeModal Padding Quirk in 2025.2
Jun 2, 2026

HubSpot UI Extensions: Decoding the openIframeModal Padding Quirk in 2025.2

Discover a recent HubSpot UI extension bug impacting openIframeModal padding in version 2025.2. Learn how the community tackles these development challenges for seamless e-commerce integrations.

SnIntegrations
Unlocking File Uploads in HubSpot Custom Integrations: Beyond the iFrame Myth
Jun 2, 2026

Unlocking File Uploads in HubSpot Custom Integrations: Beyond the iFrame Myth

Learn how to implement file uploads directly within HubSpot CRM card UI extensions, bypassing iframes and leveraging the UI Extensions SDK for robust custom integrations. Perfect for enhanced online store inventory management.

ramkumar1021
HubSpot MCP & Copilot Studio: Unlocking AI Integration Challenges
Jun 2, 2026

HubSpot MCP & Copilot Studio: Unlocking AI Integration Challenges

Dive into HubSpot Community insights on integrating HubSpot's Model Context Protocol (MCP) with Microsoft Copilot Studio. Understand PKCE errors and diagnostic steps for powerful AI connections.

AAlva4
HubSpot Workflows Missing? The Developer Account Secret You Need to Know
Jun 2, 2026

HubSpot Workflows Missing? The Developer Account Secret You Need to Know

Can't find workflows in your HubSpot developer account? Discover the new way to access and test powerful automations using HubSpot's dedicated Test Accounts. Essential for RevOps and e-commerce.

ALuis4
HubSpot Attribution Headaches: Why Your Non-HubSpot Forms & API Calls Don't Update Original Source
Jun 1, 2026

HubSpot Attribution Headaches: Why Your Non-HubSpot Forms & API Calls Don't Update Original Source

Struggling with HubSpot's Original Source attribution when using non-HubSpot forms or the Forms API? Learn why it's sticky and how to get accurate reporting with custom properties.

MJohnson59
Can You API HubSpot's AI 'Catch-up' Content? What the Community Says
Jun 1, 2026

Can You API HubSpot's AI 'Catch-up' Content? What the Community Says

Discover if HubSpot's AI-generated 'Catch-up' content is accessible via API, what the HubSpot Community says, and why this data is crucial for marketers and online shop makers.

LMacKenzie4
Solving Dynamics-HubSpot Contact Sync Headaches After CRM Merges
May 30, 2026

Solving Dynamics-HubSpot Contact Sync Headaches After CRM Merges

Learn how to manage and correct contact associations between Dynamics CRM and HubSpot after merging duplicate records, ensuring data integrity.

MaddyDaryl
Connecting Your E-commerce App to HubSpot: Mastering Transactional Emails with the API
May 29, 2026

Connecting Your E-commerce App to HubSpot: Mastering Transactional Emails with the API

Learn the correct way to set up HubSpot email templates for transactional API use with your e-commerce application. Expert insights from a HubSpot Community discussion.

VGupta39
May 28, 2026

Taming HubSpot's Elevate Theme: Customizing Success Metrics Font Size for Polished Case Studies

Learn how to adjust font sizes for Success Metrics in HubSpot's Elevate theme. Get actionable steps from a HubSpot Community discussion to perfect your case studies and enhance your ecommerce store builder presentation.

GMiddleswarth1
HubSpot's Latest Power-Ups: What the May 2026 Rollup Means for Your E-commerce & RevOps
May 28, 2026

HubSpot's Latest Power-Ups: What the May 2026 Rollup Means for Your E-commerce & RevOps

Dive into HubSpot's May 2026 updates, from AI-powered workflows to multi-author blogs. Learn how these changes impact your e-commerce operations, RevOps strategies, and HubSpot development.

ashwebs
HubSpot Secure Forms API Logging: What to Do When the Logs Go Quiet
May 28, 2026

HubSpot Secure Forms API Logging: What to Do When the Logs Go Quiet

Struggling with missing logs for HubSpot's Secure Forms API? Learn how RevOps and e-commerce teams can ensure data integrity and debug integrations even without native logging.

MJohnson59
Cracking the Code: Why Your HubSpot Transactional Emails Aren't Sending (Even with the Right Scope)
May 28, 2026

Cracking the Code: Why Your HubSpot Transactional Emails Aren't Sending (Even with the Right Scope)

Facing a 403 error with HubSpot's Transactional Email API despite setting the 'transactional-email' scope? Discover the hidden requirements, add-ons, and sandbox limitations that could be blocking your emails. Learn how to correctly configure your account and templates for seamless transactional communication.

VGupta39