HubSpot Developer Changelog | Hannah Seligson (5)

Upcoming Sunset: JSON Custom Cards

Live: March 31, 2024

Previously, HubSpot released a beta allowing users to utilize private apps and projects to build a custom card with JSON-based components for UI extensibility within the CRM development tools.

Upcoming Change: Email Verification Required for All Marketing Emails

Live: October 26, 2023

Starting October 26th, 2023, any marketing emails, including those manually sent or sent through automation that use a personalization token to populate the "From" address field, will require email verification. If an email address is not verified,...

Update for CRM Development Tools: React Tech Stack for UI Extensions

Announced: September 8, 2023

Today, HubSpot announces a React-based tech stack for building UI extensions (custom cards) within CRM Developer tools for Developers!

August 2023 Rollup

Announced: August 31, 2023

In August 2023, HubSpot relocated several analytics tools, including Custom Behavioral Events, Legacy Behavioral Events, and Tracking URL Builder, to improve user experience and consolidate insights. Property history exports now include property...

Bugfix: New Validation for Hyphen and Numeric Usage in Association Names

Live: November 9, 2023

Association definition names containing a hyphen (-) or starting with a numeric character cause issues for users querying associations via GraphQL. This problem affects all users who utilize associations with such naming conventions.

Bugfix: New Validation for Hyphen Usage for Custom Object Names

Live: September 15, 2023

We recently discovered that custom objects created in the HubSpot CRM with a hyphen (-), a punctuation mark used to join words within the custom object name, caused issues rendering within a marketing email.

Associations API Enables Admins to Configure Association Limits

Live: October 2, 2023

An upcoming change to the Associations API gives customers with an Admin role control over the number of records associated with one another by introducing association configuration limits on an association type. Association configuration is the...

March 2023 Rollup

Announced: March 29, 2023

March 2023 developer updates include theme-level module updates, SEO filter recommendations, new HubL variables, deprecation of the Gallery Default Module, sandboxes with unlimited resyncs of CRM object definitions, module and theme URL fields...

Bugfix: New Currency Validation for Line Items API

Announced: February 22, 2023

To ensure that the quality of data in the customer's CRM is high and that data is useful for automation, quotes, and reporting, we are preventing invalid currency values for line items. For example, a text string like "zzz" will not be supported...

November 2022 Rollup

Announced: November 30, 2022

November 2022 Developer Updates related to the HubSpot CLI versioning, HubDB column descriptions, and beta announcements for File Manager, Javascript Fields, and Workflows.

Update for Legacy CTA Editor Sunset

Live: November 30, 2025

We have an essential update on the scope and timeline of a previously announced Legacy CTA sunset. Starting September 1st, 2025, all new CTAs must be created using the new CTA editor. Existing Legacy CTAs that have already been created will continue...

Upcoming Sunset of Clearbit’s Free Logo API

Live: December 1, 2025

In December 2023, Clearbit was acquired by HubSpot, marking the beginning of an exciting new chapter for both companies. Since then, the Clearbit team has fully integrated into HubSpot, combining our expertise with HubSpot’s resources to better...

Upcoming Sunset: HubSpot Academy CMS for Developers Certification

Live: May 30, 2025

What’s changing Starting on May 30, 2025, the HubSpot CMS for Developers Certification will no longer be available. The content of this course has been updated over the years but has hit a point that significant revisions are needed to to keep up...

Breaking Change: HubL Function Limits for Marketing Emails

Live: May 28, 2025

Beginning on May 28, 2025, we are enforcing the CMS HubL function limits for all customers using the following functions in their Marketing Emails, per our Software Products, Packaging, and Limits policies.

Breaking Change for v3 Lists API Beta

Live: April 28, 2025

The v3 Lists API beta currently accepts both integers and strings for the ID of public folders used for list segmentation and returns the ID as an integer. We will be updating the IDs to use only strings in order to conform to the HubSpot...

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...

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...

Update: Legacy CTA Sunset

Live: November 30, 2025

Attention: We've recently revised our timeline on March 25th, 2025. For the most current details regarding this change, please check the latest updates in our changelog. Based on community feedback, we have updated our approach to transitioning from...

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...

Legacy CTA Sunset Timeline and Scope Update

Live: November 30, 2025

Attention: We've recently revised our timeline on March 25th, 2025. For the most current details regarding this change, please check the latest updates in our changelog.

Upcoming Sunset: Legacy CTAs

Live: November 30, 2025

Attention: We've recently revised our timeline on March 25th, 2025. For the most current details regarding this change, please check the latest updates in our changelog. We are sunsetting the Legacy CTAs (Call-To-Action) app and migrating it into a...

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Latest Posts

Upcoming Sunset: JSON Custom Cards

Upcoming Change: Email Verification Required for All Marketing Emails

Update for CRM Development Tools: React Tech Stack for UI Extensions

August 2023 Rollup

Bugfix: New Validation for Hyphen and Numeric Usage in Association Names

Bugfix: New Validation for Hyphen Usage for Custom Object Names

Associations API Enables Admins to Configure Association Limits

March 2023 Rollup

Bugfix: New Currency Validation for Line Items API

November 2022 Rollup

Update for Legacy CTA Editor Sunset

Upcoming Sunset of Clearbit’s Free Logo API

Upcoming Sunset: HubSpot Academy CMS for Developers Certification

Breaking Change: HubL Function Limits for Marketing Emails

Breaking Change for v3 Lists API Beta

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

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

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

Breaking Change for DateTime Properties in Marketing Emails

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

Public Beta: Automatic Deactivation of Exposed Tokens

Update: Legacy CTA Sunset

Upcoming Sunset: V1 Contact Lists API

Legacy CTA Sunset Timeline and Scope Update

Upcoming Sunset: Legacy CTAs