Release Notes of twinstudio

Our twinstudio follows the semantic versioning format in the form major.minor.patch: https://semver.org/ ⧉.

Studio 0.4

Released on 21-Nov-2025.

New Features:

[General]:
- Established consistent behavior of popup dialogs
[TwinBuilder]:
- Added initial form support for submodel elements of type ReferenceElement.
  - For now only setting and display of references to elements of the currently opened twin are supported.
- Export Twin as XML or JSON to File or Clipboard from within Twin Builder
- New option to open a twin from file for editing (AASX, JSON, XML) available in Dashboard
- Build with twinstudio signature added to AAS and submodels (via extensions)
[Catalog]:
- Added export (JSON/XML) to file or clipboard in more menu of
  - Twin Catalog
  - Submodel Catalog
  - Submodel Template Catalog
  - Concept Description Catalog
  - Draft Catalog

Fixes:

[TwinBuilder]
- Proper handling of all optional submodel elements (deletion and adding)
- It is possible to open empty twins (shell without any SM references)
- Text in File submodel-element is capped to max editor width
- Fixed broken layout by enabling multiline form elements for MLPs and Properties
- It is possible to add/remove elements to submodels which structurally do not adhere to their referenced template

Studio 0.3

Released on 30-Oct-2025.

New Features:

[General]:
- Submitting feedback is now possible for everyone (no need for Jira login)
[TwinBuilder]
Editing of further shell properties (globalAssetId, assetKind, specificAssetId(s))
Display of assetType property and possibility to open referenced type twin in AAS Viewer
Selection of assetKind in Creation Wizard
[Catalog]:
- Added buttons for creation of new twin directly in Twin and Draft Catalog
- New Catalog of Concept Descriptions, including display of IEC61360 properties

Fixes:

[General]:
- Upload of files >1MB is possible now

Studio 0.2 (MVP)

Released on 02-Oct-2025.

General Features
- Login with twinsphere ID Account (same as for Cloud)
- Language Settings
  - EN and DE as UI Language for app labels
  - Any Data Language for value display of multi language properties
- ID Generator Basic: configurable patterns for GlobalAssetID, AAS-ID & SM-ID
- Tenant Switch: Users may connect to any tenant of their assigned organizations
- Studio Storage for non-twinsphere data (e.g., drafts, app settings)
- Feedback Button to collect valuable customer feedback
Rudimentary dashboard, purely for navigation purposes
Twin Catalog
- List twins (AAS+SM) from repo
- List referenced SMs of an AAS
- List submodel instances from repo
- Quick filter for AAS by type/instance
- First simple filters for AAS (mainly nameplate properties)
- "View": Open twin or its SM in viewer
- "Edit": Edit twin in Twin Builder
- Instance-AAS > “Duplicate Twin” > Twin Builder (Clone AAS including SMs)
Submodel Template Catalog
- List SMTs from Repo
Draft Catalog
- List all Twin Drafts
- "Edit": Continue editing a Twin Draft
- "Publish": Transfer Draft Twins to Repo
- "Delete": Delete Twin Draft
Twin Builder
- Creation Wizard for new twins
  - ...from scratch
  - ...based on an existing twin (duplication)
- Maintenance of selected shell properties, including thumbnails
- Add/remove submodels (SMTs from repo)
- Filling in/editing values of SME of type Property, MultiLanguageProperty, File, and Range (other types to follow)
- Comfort display and maintenance of MLPs, including transparency on applied display logic
- Support for external links and upload of twinsphere files on SME of type "File"
- Indication if SMT of submodels are resolvable and accessible
- Marking mandatory fields with (*)
- Issue list with validation errors based on Metamodel
- Template qualifiers from SMT (cardinalities)
- MLP and Range value checks
- Inserting and removing ToMany SMEs (cardinality ..ToMany)
- Editing DisplayNames of all tree nodes (AAS, SM, SMC, SML)
- Saving drafts
- Publishing edited twins to the twinsphere repos