HubSpot Developer Changelog (29)

Now Available: Ability to add custom HTML to the head section of individual blog posts

Announced: July 17, 2020

What's happening? Customers using Marketing Hub Professional/Enterprise and CMS Hub Professional/Enterprise now have the ability to custom HTML (tracking scripts, structured data markup, meta tags, etc.) into the section of their individual blog...

New CLI features - HubDB, file manager fetch, and webpack serverless

Live: July 16, 2020

The CMS CLI (Command Line Interface) is getting several new features in version 1.1.9. Interact with HubDB, fetch from the file manager, and create webpack-serverless. Use npm install -g @hubspot/cms-cli@latest to update to the latest version.

Integration Exit Survey and App Partner Survey Export

Live: July 16, 2020

What is it? Live today users can uninstall integration and submit integration feedback. Also live today, as users provide uninstall integration feedback app partners will be able to see this information in their developer account and export...

Starting 8/18/2020 the Asset Marketplace will no longer be accepting New Drag and Drop Templates and Template Packs

Announced: July 15, 2020

Drag and Drop Templates were HubSpot’s original way of allowing users to build website and landing page templates on the HubSpot Platform. Over the years, we have introduced more sophisticated ways for developers to build sites on our CMS Hub that...

Asset Marketplace: Removal of Stale Asset Listings

Announced: July 14, 2020

Similar to other marketplaces, there comes a time when listings may become stale causing the marketplace to become an unbalanced resource of assets that are no longer relevant to customers' needs and wants.

Theme Field Validation

Live: July 27, 2020

At CMS Hub launch we announced themes. We are rolling out validation for the theme fields.json to help theme developers. Errors in the file will be publish blocking, preventing you from adding invalid code that won't work. This is rolling out in two...

Now Available: Inline Help Text for Fields and Modules

Announced: July 9, 2020

When creating modules for use by content editors, oftentimes there is a need to provide simple instructions as to the intended use of a field or module, limits to the field or module, or even just some general knowledge about why the field or module...

Rich Text Editor Toolbars can now be configured to show certain features

Announced: July 9, 2020

Rich Text editors (often referred to as WYSIWYG editors) allow content creators to quickly markup/style content with easy to use buttons for things such as changing font size, bolding text, and inserting links or images. This freedom to markup/style...

Creation of themes, serverless functions, and access to default themes and modules in the Design Manager

Live: July 8, 2020

The launch of CMS Hub introduced serverless functions, themes, and HubSpot default themes. Creating serverless functions and themes previously required using the CMS CLI. You can now do this through the Design Manager. Please note: serverless...

Two CRM extensions are generally available, and new chat widget capabilities

Announced: July 2, 2020

What’s happening We’ve got two platform updates for you today. First, we’re releasing the CRM Cards and Video Conferencing Extensions to General Availability. This means these features are considered stable, and ready to be used for building great...

Breaking Change: Enhanced Validations for Non-String Properties in HubSpot's CRMObject APIs

Live: November 10, 2025

Starting November 10th, 2025, HubSpot will implement enhanced validations for non-string property values, including enumeration and multi-value enumeration property values submitted via the CRMObject APIs. This change aims to improve data integrity...

Final Reminder: Sunset of v2 Owners API

Live: March 24, 2025

The v2 Owners API will officially be sunset on March 24th, 2025, with no further extensions. After this date, all v2 Owners API endpoints will be fully sunset and return a 404 error response. This marks the final stage of our transition to the more...

Upcoming Sunset: Growth default theme for the HubSpot CMS

Live: March 15, 2025

What’s changing Starting on March 15, 2025, the default CMS Growth theme will no longer be available for new HubSpot portals. After this date, existing HubSpot portals will retain access to the Growth theme but will not receive any further features...

Reminder: Breaking Change for Enhanced Validations for Non-String Properties in HubSpot's CRMObject APIs

Live: November 10, 2025

Starting November 10, 2025, HubSpot will introduce enhanced validation rules for non-string property values, including enumeration and multi-value enumeration submitted via the CRMObject APIs. This change aims to improve data integrity and user...

Breaking Change: Large Export Partitioning and Association Limits for the CRM Export API

Live: April 28, 2025

On April 28th, 2025, we will be updating the CRM Exports API to bring it closer to feature parity with the in-app export tool as well as improve the overall performance of the API allowing for quicker file delivery. Exports that exceed one million...

Breaking Change for DateTime Properties in Marketing Emails

Live: April 16, 2025

Starting April 16th, 2025, any DateTime properties in your HubSpot CRM used as personalization tokens in Marketing Emails will now include both the date and time stored in the property rather than just the date.

Breaking Change: Removed Support for Referencing Custom Object Types by Base Name

Live: April 29, 2025

We are removing the undocumented support for requesting custom object types by their base name (GET/crm/v3/objects/{baseName}) in HubSpot public APIs. All custom object types must be referenced by their unique identifier (object type ID, fully...

Public Beta: Automatic Deactivation of Exposed Tokens

Live: April 7, 2025

To enhance the security of our platform and protect our customers, we are introducing an automatic token deactivation public beta feature on October 8th, 2024, for any HubSpot tokens publicly exposed in GitHub repositories. This update is designed...

Reminder: Upcoming Sunset of v2 Owners API on August 30, 2024

Live: March 24, 2025

In February 2024, we announced the sunset of the v2 Owners API. This is a reminder that on August 30, 2024, we will be sunsetting v2 of the Owners API. To avoid disruptions, we strongly encourage users to migrate to v3 of the Owners API before this...

Update: Legacy CTA Sunset

Live: March 31, 2025

Based on community feedback, we have updated our approach to transitioning from Legacy CTAs to the new CTA editor in HubSpot. In Q1 2025, new CTAs cannot be created by the Legacy CTA editor. Below are more details explaining the plan and changes to...

Upcoming Sunset: V1 Contact Lists API

Live: May 30, 2025

What’s changing? The V1 Contact Lists API will sunset on May 30th, 2025. After this date, calls made to the v1 endpoints will no longer function. We're sunsetting the V1 Contact Lists API to focus our development efforts on the improved V3 Lists...