iTwin/bis-schemas
Apr 2025 – Jul 2026
12 Months active
Languages Used
GraphQLSQLJSONTypeScriptXMLC#JavaScript
Technical Skills
Release ManagementSchema Definition Language (SDL)Version ControlAPI DesignSchema DefinitionCivil Engineering
Félix Girard
PROFILE
Félix Girard
Over the past year, contributed to the iTwin/bis-schemas repository by designing and evolving schemas for civil engineering and spatial data modeling. Delivered features such as new geometric types, parcel management, and enhanced parking infrastructure, focusing on interoperability and data fidelity. Applied skills in schema design, SQL, and XML to implement versioned releases, streamline data contracts, and optimize queries for downstream systems. Managed release cycles and migration paths, ensuring traceability and compatibility across modules. Leveraged TypeScript and JavaScript for backend development and query optimization, enabling robust platform engineering and supporting accurate analytics, validation, and integration for civil and spatial workflows.
Overall Statistics
Feature vs Bugs
88%Features
Repository Contributions
36Total
Bugs
3
Commits
36
Features
22
Lines of code
535,571
Activity Months12
Your Network
47 peopleWork History
July 2026
2 Commits • 1 Features
Jul 1, 2026July 2026: Delivered major OpenSite+ area views enhancements and released OpenSiteViews 01.00.03 in iTwin/bis-schemas. Implemented new area and controlled area views schema definitions and integrated CivilUnits to support domain-specific spatial data for site-related structures. Updated schemas to align with OpenSiteViews 01.00.03, enabling improved data interoperability and downstream workflows. This work lays groundwork for enhanced site modeling and reporting capabilities in OpenSite+ and OpenSiteViews, with clean release packaging and traceable commits.
2 Commits • 1 Features
Jul 1, 2026July 2026: Delivered major OpenSite+ area views enhancements and released OpenSiteViews 01.00.03 in iTwin/bis-schemas. Implemented new area and controlled area views schema definitions and integrated CivilUnits to support domain-specific spatial data for site-related structures. Updated schemas to align with OpenSiteViews 01.00.03, enabling improved data interoperability and downstream workflows. This work lays groundwork for enhanced site modeling and reporting capabilities in OpenSite+ and OpenSiteViews, with clean release packaging and traceable commits.
July 2026
June 2026
4 Commits • 2 Features
Jun 1, 2026June 2026 performance summary for iTwin/bis-schemas. Delivered OpenSiteViews Parking Area Views and associated schema enhancements, including new parking area and parking row path views, added relationships, deprecation of older views, and refined queries to improve spatial data representation and query efficiency. Implemented critical ECView query fixes and enhanced relationship modeling to improve reliability. Completed the OpenSiteViews 01.00.01 release and advanced OS views schema with 01.00.02, including updated metadata and schema definitions. Refined the LayoutParkingAreaView query and prepared migration-readiness for deprecated views. These efforts deliver stronger data fidelity, faster and more reliable spatial queries, and a scalable foundation for downstream data consumers.
June 2026
4 Commits • 2 Features
Jun 1, 2026June 2026 performance summary for iTwin/bis-schemas. Delivered OpenSiteViews Parking Area Views and associated schema enhancements, including new parking area and parking row path views, added relationships, deprecation of older views, and refined queries to improve spatial data representation and query efficiency. Implemented critical ECView query fixes and enhanced relationship modeling to improve reliability. Completed the OpenSiteViews 01.00.01 release and advanced OS views schema with 01.00.02, including updated metadata and schema definitions. Refined the LayoutParkingAreaView query and prepared migration-readiness for deprecated views. These efforts deliver stronger data fidelity, faster and more reliable spatial queries, and a scalable foundation for downstream data consumers.
May 2026
4 Commits • 3 Features
May 1, 2026Concise monthly summary for May 2026 focusing on key accomplishments in iTwin/bis-schemas efforts, emphasizing business value and technical achievements.
4 Commits • 3 Features
May 1, 2026Concise monthly summary for May 2026 focusing on key accomplishments in iTwin/bis-schemas efforts, emphasizing business value and technical achievements.
May 2026
March 2026
1 Commits • 1 Features
Mar 1, 2026March 2026 (2026-03) performance summary for iTwin/bis-schemas. Key feature delivered: OpenSite Schema — Central Parking Property, enabling enhanced layout options for central parking areas and strengthening the schema’s ability to model parking infrastructure. This work advances interoperability and reduces the need for client-side customization across BIM workflows. Commit: d1390f72a0570ea11fd9975d9f38b3dc58db1886 (Add do central parking property (#673)).
March 2026
1 Commits • 1 Features
Mar 1, 2026March 2026 (2026-03) performance summary for iTwin/bis-schemas. Key feature delivered: OpenSite Schema — Central Parking Property, enabling enhanced layout options for central parking areas and strengthening the schema’s ability to model parking infrastructure. This work advances interoperability and reduces the need for client-side customization across BIM workflows. Commit: d1390f72a0570ea11fd9975d9f38b3dc58db1886 (Add do central parking property (#673)).
February 2026
2 Commits • 2 Features
Feb 1, 2026February 2026 focused on delivering high-value schema features and preparing release readiness for OpenSite/Open-Layer data. Delivered two major schema enhancements in iTwin/bis-schemas, enabling safer, data-rich urban planning workflows and interoperability across OpenSite-related modules.
2 Commits • 2 Features
Feb 1, 2026February 2026 focused on delivering high-value schema features and preparing release readiness for OpenSite/Open-Layer data. Delivered two major schema enhancements in iTwin/bis-schemas, enabling safer, data-rich urban planning workflows and interoperability across OpenSite-related modules.
February 2026
October 2025
1 Commits • 1 Features
Oct 1, 2025In October 2025, focused on expanding civil units data modeling capabilities in iTwin/bis-schemas by delivering governance-ready schemas and improvements. Release 10 introduces 14 new civilUnits schemas, updates to existing schemas, naming convention fixes, and approval statuses to enhance structure, usability, and release governance. The work improves data model coverage for civil engineering, reduces confusion for downstream applications, and supports faster adoption and interoperability.
October 2025
1 Commits • 1 Features
Oct 1, 2025In October 2025, focused on expanding civil units data modeling capabilities in iTwin/bis-schemas by delivering governance-ready schemas and improvements. Release 10 introduces 14 new civilUnits schemas, updates to existing schemas, naming convention fixes, and approval statuses to enhance structure, usability, and release governance. The work improves data model coverage for civil engineering, reduces confusion for downstream applications, and supports faster adoption and interoperability.
September 2025
4 Commits • 2 Features
Sep 1, 2025Month: 2025-09 — iTwin/bis-schemas delivered key features for data quality and parcel management, alongside stable maintenance releases. The work emphasizes business value through data-entry efficiency, consistent schemas, and cross-component parcel representation.
4 Commits • 2 Features
Sep 1, 2025Month: 2025-09 — iTwin/bis-schemas delivered key features for data quality and parcel management, alongside stable maintenance releases. The work emphasizes business value through data-entry efficiency, consistent schemas, and cross-component parcel representation.
September 2025
August 2025
6 Commits • 3 Features
Aug 1, 2025Monthly work summary for 2025-08 focusing on iTwin/bis-schemas. Highlights include delivery of OpenSite+ polymorphic classification and relationship enhancements, schema cleanup by deprecating curb height, and OpenSite release management with WIP bump and subsequent schema releases. This month emphasized delivering robust data modeling capabilities, improving relationship semantics, simplifying schemas, and tightening the release process to accelerate downstream adoption across OpenSite-related workflows.
August 2025
6 Commits • 3 Features
Aug 1, 2025Monthly work summary for 2025-08 focusing on iTwin/bis-schemas. Highlights include delivery of OpenSite+ polymorphic classification and relationship enhancements, schema cleanup by deprecating curb height, and OpenSite release management with WIP bump and subsequent schema releases. This month emphasized delivering robust data modeling capabilities, improving relationship semantics, simplifying schemas, and tightening the release process to accelerate downstream adoption across OpenSite-related workflows.
July 2025
3 Commits • 3 Features
Jul 1, 2025July 2025 — iTwin/bis-schemas: Delivered three key schema changes and release packaging that improve stability, clarity, and downstream validation. Key features delivered: 1) Release packaging and version bump for ClassificationSystems 01.00.04 (commit be277ccc0bc95627a8a134da5bc90457344acd4c), 2) Schema naming consistency update for sidewalk group reflecting new naming (commit 2459339aab61a0ded6d07a23d4ffda26071aab8f), 3) PadArea parkingAllowed field addition to indicate parking permissions (commit ff9a5e6ac035b4fd8fd59460d5907c7377768ac5). No major bugs fixed this month; focus was on feature-driven schema evolution and release readiness. Impact: enhances client integration reliability, avoids naming drift, and enables parking rules enforcement in downstream systems. Technologies/skills demonstrated: schema evolution, release management, naming conventions, and strong commit-based traceability.
3 Commits • 3 Features
Jul 1, 2025July 2025 — iTwin/bis-schemas: Delivered three key schema changes and release packaging that improve stability, clarity, and downstream validation. Key features delivered: 1) Release packaging and version bump for ClassificationSystems 01.00.04 (commit be277ccc0bc95627a8a134da5bc90457344acd4c), 2) Schema naming consistency update for sidewalk group reflecting new naming (commit 2459339aab61a0ded6d07a23d4ffda26071aab8f), 3) PadArea parkingAllowed field addition to indicate parking permissions (commit ff9a5e6ac035b4fd8fd59460d5907c7377768ac5). No major bugs fixed this month; focus was on feature-driven schema evolution and release readiness. Impact: enhances client integration reliability, avoids naming drift, and enables parking rules enforcement in downstream systems. Technologies/skills demonstrated: schema evolution, release management, naming conventions, and strong commit-based traceability.
July 2025
June 2025
5 Commits • 2 Features
Jun 1, 2025June 2025: iTwin/bis-schemas monthly summary focusing on business value and technical accomplishments. Highlights include a new CivilPhysical Retaining Wall type, schema versioning releases, and controlled changes in OpenSite with rollback to preserve stability. These efforts deliver improved data modeling, interoperability, and reliable release management across CivilPhysical and OpenSite schemas.
June 2025
5 Commits • 2 Features
Jun 1, 2025June 2025: iTwin/bis-schemas monthly summary focusing on business value and technical accomplishments. Highlights include a new CivilPhysical Retaining Wall type, schema versioning releases, and controlled changes in OpenSite with rollback to preserve stability. These efforts deliver improved data modeling, interoperability, and reliable release management across CivilPhysical and OpenSite schemas.
May 2025
2 Commits • 1 Features
May 1, 2025Month: 2025-05 — Delivered schema evolution in iTwin/bis-schemas to enhance geometry definitions and prepare for future features. Key features delivered include deprecating the DoGrade property in GradingArea and adding a fixedSlope property to ShapedArea and GradingArea. These changes improve schema expressiveness, validation accuracy, and downstream interoperability, while reducing technical debt. Commits illustrating the work: 0a94febd8722b0f999c9fc1252468da712dd92c1; 3c1dc713ea3da28a72c4c42c974a2df8a5e8eb46. Impact: better data contracts, easier migration paths for clients, and a foundation for future geometry enhancements.
2 Commits • 1 Features
May 1, 2025Month: 2025-05 — Delivered schema evolution in iTwin/bis-schemas to enhance geometry definitions and prepare for future features. Key features delivered include deprecating the DoGrade property in GradingArea and adding a fixedSlope property to ShapedArea and GradingArea. These changes improve schema expressiveness, validation accuracy, and downstream interoperability, while reducing technical debt. Commits illustrating the work: 0a94febd8722b0f999c9fc1252468da712dd92c1; 3c1dc713ea3da28a72c4c42c974a2df8a5e8eb46. Impact: better data contracts, easier migration paths for clients, and a foundation for future geometry enhancements.
May 2025
April 2025
2 Commits • 1 Features
Apr 1, 2025April 2025 monthly summary for iTwin/bis-schemas focused on delivering a substantial OpenSiteDraft enhancement and its release. Delivered a draft schema extension by adding a LineSegment type to OpenSiteDraft, enabling richer geometric data modeling. This was released as OpenSiteDraft 01.00.01 with FieldTesting usage and an updated SHA1 hash to reflect changes. The work was driven by two commits that added the schema change and completed the release process.
April 2025
2 Commits • 1 Features
Apr 1, 2025April 2025 monthly summary for iTwin/bis-schemas focused on delivering a substantial OpenSiteDraft enhancement and its release. Delivered a draft schema extension by adding a LineSegment type to OpenSiteDraft, enabling richer geometric data modeling. This was released as OpenSiteDraft 01.00.01 with FieldTesting usage and an updated SHA1 hash to reflect changes. The work was driven by two commits that added the schema change and completed the release process.
Activity
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Quality Metrics
Correctness89.4%
Maintainability88.8%
Architecture88.8%
Performance85.6%
AI Usage30.0%
Skills & Technologies
Programming Languages
C#GraphQLJSONJavaScriptSQLTypeScriptXML
Technical Skills
API DesignAPI DevelopmentBISBIS SchemasBackend DevelopmentCivil EngineeringData ModelingDatabase ManagementDatabase Schema DesignDatabase Schema ManagementJavaScriptRelease ManagementSQLSchema DefinitionSchema Definition Language (SDL)
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