Release notes

2026.3 Release

March 2026. 44 changes across the platform.

All releasesSubscribe
QA release
Mar 3, 2026
Production release
Mar 17, 2026
Changes
44

Screens and User Experience

Screen Designer Structure Tab

The first highlight this month is over in our screen designer: a new Structure tab! This new UI is intended to combine and replace the "Layers" and "Scripts" tabs, providing a tree view of the overall screen structure but with a vastly improved user experience - including filters, script preview and editing, and synchronization with canvas selection state. This UI should look familiar - it's the same underlying compo…

Screen designer Structure tab
Screen designer Structure tab

Screens and User Experience

API Documentation Screen

The 2026.3 release also includes a new screen, available standalone or as an Application Designer tab: a unified API Documentation page. This screen brings together our existing GraphQL API documentation with other APIs that have always existed, but perhaps been less obvious: data flows and webhooks! The data flow documentation includes details on any request/response flows that are executable as RPC APIs - including…

API documentation for data flows
API documentation for data flows
API documentation for webhooks
API documentation for webhooks

App Building and Packages

Application Designer Enhancements

This month's release includes a slate of enhancements to the application designer - we'll go through a few of them quickly. There are more improvements underway now and even more stacked in our 2026 roadmap, so if you're not using the application designer yet, you probably should be! Better Schema Designer Interaction: First up, we've substantially improved the way the schema designer behaves when used within the app…

System models in the Workspace panel
System models in the Workspace panel
Utility tabs in the Application Designer
Utility tabs in the Application Designer

Screens and User Experience

Logo Mark & Favicon Update

With the 2026.3 release, you'll find that our logo mark has changed! In the site header and tab favicon, you'll find the Fuuz "F" has been replaced with our new "chain" mark. This update has already been applied to our support portal and commercial website, so you may have already seen it - but if not, don't worry... it's still the same Fuuz platform you know and love!

New Fuuz chain logo mark
New Fuuz chain logo mark
New Fuuz favicon
New Fuuz favicon

Dashboards, Reports and Documents

New App & Admin Home Screen Dashboard

Finally, this month's release includes a revamped set of administration home screen dashboards. These screens are a great landing page for admin users, providing a snapshot of tenant or enterprise application usage and status, common quick actions such as granting or requesting access, plus quick links to get new users started - help, documentation, support, and more!

Admin home screen dashboard
Admin home screen dashboard

Edge and Gateway

Fixed

  • Corrected an edge case crash caused by screen delete data change eventsIntegration › Edge Gateway
  • Corrected a bug causing the gateway to not respect the Scan Rate Seconds configuration option on Modbus devicesIntegration › Edge Gateway

Integration and Connectors

New

  • Added API Documentation screen (also available in the Application Designer) to act as a one-stop-shop for documentation on available Fuuz APIsIntegration › Integration Platform

Orchestration and Data Flows

Improved

  • Standardized and improved data flow node and configuration field documentation across the boardOrchestration › Data Flow System
  • Updated data flow console to extract and display the most relevant (root) error message when deeply-nested HTTP errors are displayedOrchestration › Data Flow System

Security and Administration

New

  • Added new enterprise and app home screens displaying database usage metricsData › Security & Administration
  • Added enterprise-wide metrics dashboard showing system usage across all three environments (build, QA, and production)Data › Security & Administration

Improved

  • Removed duplicate authentication event logging for API key verification failures occurring in the subscription serviceData › Security & Administration
  • Removed a misleading error snackbar that could pop up when adding a new user without selecting a roleData › Security & Administration

Data Models and API

New

  • Added a "New Model from File" function to quickly create a data model matching a CSV or JSON data fileData › Schema Designer
  • Added a "data model type" dropdown when creating many-to-many relationsData › Schema Designer

Improved

  • Removed validation preventing models from being deployed before creating relationsData › Schema Designer
  • Updated data change capture system to skip rebuilding TTL indexes on model deployment if the data change retention hasn't changedData › GraphQL API
  • Updated data models to automatically index all date and date time fieldsData › GraphQL API
  • Updated data models to use the first version's module until the model is deployed for the first timeData › GraphQL API

App Building and Packages

New

  • Added system data models to the Workspace panel treeUser Interface › Application Designer
  • Added support for Script Editor, GraphQL Editor, Data Tree Viewer, and Documentation Explorer tabsUser Interface › Application Designer

Improved

  • Improved tab management and interaction with Schema DesignerUser Interface › Application Designer

Fixed

  • Corrected an issue that could occur when installing a package which included a saved script which had never been deployedOrchestration › Package Management
  • Addressed a few small bugs that were lingering from previous workspace tree refactorUser Interface › Application Designer
  • Corrected a bug causing the state of new screens to not update correctly when savedUser Interface › Application Designer

Screens and User Experience

New

  • Added data props to screen elements to streamline automated UI testingUser Interface › Framework
  • Added framework library to support custom navigation drawer contents (to be exposed as a screen designer feature in a future release)User Interface › Framework
  • Added loading backdrop during sign-in/tenant changeUser Interface › Framework
  • Added a new Structure tab to provide a filterable and browsable tree view of screen layoutUser Interface › Screen Designer
  • Added an Accordion screen designer element to easily create groups of collapsible panelsUser Interface › Screen Designer
  • Added X and Y axis label configuration options for line, bar, and timeseries chartsUser Interface › Screen Designer
  • Added configuration options to disable date range navigation in timeseries chartsUser Interface › Screen Designer
  • Added an "On Timer Expired" script to the Timer screen element to allow screen updates when the timer expiresUser Interface › Screen Designer
  • Added dedicated editable table UI inputs for float, integer, date, date time, time, measure, and ratio measure fieldsUser Interface › Screen Designer
  • Added configuration option to the Table element for Initial Row HeightUser Interface › Screen Designer
  • Added configuration option to the Table Column element for Background Color FieldUser Interface › Screen Designer

Improved

  • Updated data tree viewer to support real-time streaming of data changesUser Interface › Framework
  • Updated system favicon and logo mark to new Fuuz "chain" (so long, "F"!)User Interface › Framework
  • Updated drawer navigation menu to make sections collapsibleUser Interface › Framework
  • Updated tenant change to streamline state changes and minimize the number of UI changes while loadingUser Interface › Framework
  • Improved the loading cycle of select inputs to reduce the amount of time they take on page load before they're "ready"User Interface › Framework

Fixed

  • Corrected an issue with width and height handling causing Gantt charts and visualizations to not render correctlyUser Interface › Framework
  • Corrected a bug causing the drawer menu to render incorrectly on mobile devicesUser Interface › Framework