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 API Authentication Troubles? Solving the "This hapikey doesn't exist" Error
Mar 2, 2026

HubSpot API Authentication Troubles? Solving the "This hapikey doesn't exist" Error

Troubleshooting the 'This hapikey doesn't exist' error in HubSpot. Learn how to correctly authenticate your integrations using private apps and access tokens.

iwiss
HubSpot CMS Ghost Projects Haunting Your Workflow? Here's How to Exorcise Them
Feb 28, 2026

HubSpot CMS Ghost Projects Haunting Your Workflow? Here's How to Exorcise Them

Struggling with stuck CMS projects in HubSpot? Learn how to identify, troubleshoot, and resolve 'ghost builds' blocking your workflow. Plus: ESHOPMAN's take!

Parvind
Unlock Mobile App Insights: A HubSpot User's Guide to Engagement and Conversion Tracking
Feb 28, 2026

Unlock Mobile App Insights: A HubSpot User's Guide to Engagement and Conversion Tracking

Learn how to track mobile app user engagement and conversions using HubSpot. Discover best practices, tools, and workflows for syncing app data with your CRM.

TarunNagar
HubSpot's MCP Auth Apps: Bridging the Gap for Custom Objects and Secure Integrations
Feb 27, 2026

HubSpot's MCP Auth Apps: Bridging the Gap for Custom Objects and Secure Integrations

Explore the latest on HubSpot's MCP Auth Apps, including custom object support, OAuth 2.1, and how it impacts your HubSpot integrations. Learn about workarounds and future developments.

znshields
HubSpot Landing Page API: Troubleshooting Common Publishing Errors
Feb 27, 2026

HubSpot Landing Page API: Troubleshooting Common Publishing Errors

Solve common issues when publishing landing pages via the HubSpot API. Learn how to ensure your pages are correctly categorized and avoid unexpected website page placements.

tmcmillan99
HubSpot's February 2026 Developer Updates: Code Sharing, Payment Associations, and More!
Feb 27, 2026

HubSpot's February 2026 Developer Updates: Code Sharing, Payment Associations, and More!

Explore the February 2026 HubSpot developer updates, including code sharing for UI extensions, payment associations with tickets, and enhanced OAuth install logging.

hseligson
Troubleshooting HubSpot Webhooks in Sandbox Environments: A Community Deep Dive
Feb 27, 2026

Troubleshooting HubSpot Webhooks in Sandbox Environments: A Community Deep Dive

Having trouble with HubSpot webhooks in your sandbox? Learn how to troubleshoot common issues and ensure your integrations are firing correctly.

jjetley
HubSpot CLI: Troubleshooting the 'hs project lint' Command
Feb 27, 2026

HubSpot CLI: Troubleshooting the 'hs project lint' Command

Troubleshooting issues with the 'hs project lint' command in HubSpot CLI. Learn about version compatibility and alternative solutions for validating your HubSpot projects.

JZhao
Streamlining HubSpot Development: Building Source Code Without Uploading
Feb 27, 2026

Streamlining HubSpot Development: Building Source Code Without Uploading

Learn how to build your HubSpot source code locally without automatically uploading it, streamlining your development workflow and saving time.

JZhao
Troubleshooting HubSpot Custom Card Errors: A Developer's Guide
Feb 27, 2026

Troubleshooting HubSpot Custom Card Errors: A Developer's Guide

Struggling to debug custom cards in HubSpot? Learn how to find detailed error logs and identify the root cause of failures. Plus, the ESHOPMAN team's insights.

JZhao
Feb 26, 2026

Supercharge Your HubSpot CRM with ChatGPT: Automate Tasks & Unlock Deeper Insights

Discover how the HubSpot ChatGPT connector can automate CRM updates, log activities, and surface insights, saving you time and improving decision-making.

BBond007
HubSpot API Limits Got You Down? Here's How to Optimize Your Integration
Feb 26, 2026

HubSpot API Limits Got You Down? Here's How to Optimize Your Integration

Struggling with HubSpot API limits? Learn how to optimize your integrations, increase your call volume, and ensure seamless data flow. Includes insights from the HubSpot Community.

inceptionco