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[New Deprecation Date] Upcoming Deprecation: HubSpot Projects v2025.1 to be deprecated Augus 1, 2026
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11
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9492
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July 16, 2026
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Developer updates for June 2026
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0
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76
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June 29, 2026
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Sites using polyfill.io on HubSpot were rewritten to use Cloudflare's version
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0
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1835
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July 15, 2024
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HubSpot Agent CLI available in public beta
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0
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92
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June 23, 2026
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Introducing date-based API versioning
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3
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2055
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June 5, 2026
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Upcoming breaking change: Marketing Event property updates
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2
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880
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June 5, 2026
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Deprecating Support for HubSpot v4 APIs
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4
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612
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June 2, 2026
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May 2026 Rollup
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0
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434
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May 28, 2026
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🗣️Announcing the new Developer Feedback Tool - Available Now ✨
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12
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30061
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May 18, 2026
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February 2026 Developer Rollup
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4
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497
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May 14, 2026
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New Marketplace Distribution App Install Limits
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14
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6752
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May 13, 2026
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v1 OAuth API Deprecation
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0
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497
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May 12, 2026
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App Listing and App Certification Requirement Updates for May 2026
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0
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896
|
May 7, 2026
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Our Ecosystem Vision for the Agent Era & Updated Developer Terms
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0
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490
|
May 4, 2026
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April 2026 Rollup
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0
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1303
|
April 30, 2026
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App Marketplace Listing Process Validation
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7
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26802
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April 30, 2026
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Legacy Public App Creation Sunset
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0
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756
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April 23, 2026
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Upcoming breaking change: Customer Agent Lead Status contact property becoming read-only
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0
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361
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April 15, 2026
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Spring 2026 Spotlight Developer Changelog
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0
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3128
|
April 14, 2026
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Remote HubSpot MCP server is now generally available
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0
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687
|
April 13, 2026
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Content Rendering Will Migrate to CLDR Locale Data Standard
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0
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438
|
April 1, 2026
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Extension: Contact Lists API (v1) sunset moved to April 30, 2026
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3
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3151
|
March 31, 2026
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March 2026 Rollup
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0
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700
|
March 27, 2026
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Upcoming breaking change: Conversations API, Help Desk, and Comments
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2
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1191
|
March 24, 2026
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New Confirmation Step for Unverified Third-Party App Installs
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0
|
557
|
March 23, 2026
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Introducing HubSpot CLI v8.0.0
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4
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530
|
March 20, 2026
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Public Beta: Introducing Developer Permission Set and Role-Based Developer Permission Template
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7
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3967
|
March 18, 2026
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Take Action with ChatGPT: Update CRM Records & Access more Objects and Engagements
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0
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1034
|
February 26, 2026
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Service Keys enter public beta for system-to-system integrations
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2
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458
|
February 23, 2026
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HubSpot Developer MCP server (local) for App and CMS Development Now in GA
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1
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245
|
February 21, 2026
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