
Bjoern Steinhagen developed and maintained core features and integrations for specklesystems/speckle-sharp-connectors, focusing on robust data exchange between Revit, Grasshopper, Tekla, Rhino, and CSI platforms. He engineered solutions for model conversion, dynamic filtering, and geometry processing, using C#, TypeScript, and the Revit API to address challenges in data fidelity, performance, and cross-application reliability. His work included implementing block instance support, enhancing material and property extraction, and optimizing connector workflows for stability and maintainability. Through careful refactoring and targeted bug fixes, Bjoern ensured the connectors delivered accurate, scalable, and user-driven interoperability across complex structural engineering and design workflows.

September 2025 monthly summary for specklesystems/speckle-sharp-connectors finished delivering critical features and stability improvements across Revit, CSI, and Grasshopper connectors. The work focused on preserving user intent with dynamic filtering, enabling richer export workflows, and strengthening robustness in object unpacking and type/path filtering.
September 2025 monthly summary for specklesystems/speckle-sharp-connectors finished delivering critical features and stability improvements across Revit, CSI, and Grasshopper connectors. The work focused on preserving user intent with dynamic filtering, enabling richer export workflows, and strengthening robustness in object unpacking and type/path filtering.
August 2025 performance summary for speckle-sharp-connectors. Delivered interoperability and stability improvements across Grasshopper, Rhino, and Revit connectors, aligning with SDK updates and workflow optimization. Focused on cross-app data exchange reliability, payload management, and robust data processing, enabling smoother integration and faster delivery cycles.
August 2025 performance summary for speckle-sharp-connectors. Delivered interoperability and stability improvements across Grasshopper, Rhino, and Revit connectors, aligning with SDK updates and workflow optimization. Focused on cross-app data exchange reliability, payload management, and robust data processing, enabling smoother integration and faster delivery cycles.
June 2025 monthly summary for speckle-sharp-connectors focusing on Grasshopper integration work. Key features delivered include Block Instances and Definitions Support in the Grasshopper Connector, enabling creation, manipulation, display, and handling of nested block geometry and metadata with refactored components for robust data handling and baking. Major bugs fixed address Grasshopper Parameter Inheritance propagation and downstream refresh, ensuring changes to inherited names reflect downstream and trigger appropriate solution expiration and downstream updates.
June 2025 monthly summary for speckle-sharp-connectors focusing on Grasshopper integration work. Key features delivered include Block Instances and Definitions Support in the Grasshopper Connector, enabling creation, manipulation, display, and handling of nested block geometry and metadata with refactored components for robust data handling and baking. Major bugs fixed address Grasshopper Parameter Inheritance propagation and downstream refresh, ensuring changes to inherited names reflect downstream and trigger appropriate solution expiration and downstream updates.
May 2025 summary for specklesystems/speckle-sharp-connectors. This period focused on delivering feature-rich improvements across Revit, Grasshopper, Tekla, and Rhino connectors, while stabilizing data fidelity and visualization to boost reliability and user trust in model exchanges.
May 2025 summary for specklesystems/speckle-sharp-connectors. This period focused on delivering feature-rich improvements across Revit, Grasshopper, Tekla, and Rhino connectors, while stabilizing data fidelity and visualization to boost reliability and user trust in model exchanges.
April 2025 monthly summary focusing on key deliverables across Speckle repositories. This period delivered significant improvements in Revit integration reliability, data fidelity for linked models, and front-end readability, alongside essential fixes in frame loading and import transformations. The work reduces data inconsistencies, speeds up model collaboration across multi-model Revit projects, and enhances developer and user experience through clearer categorization and robust reference point handling.
April 2025 monthly summary focusing on key deliverables across Speckle repositories. This period delivered significant improvements in Revit integration reliability, data fidelity for linked models, and front-end readability, alongside essential fixes in frame loading and import transformations. The work reduces data inconsistencies, speeds up model collaboration across multi-model Revit projects, and enhances developer and user experience through clearer categorization and robust reference point handling.
March 2025: Delivered critical Revit integration improvements across speckle-sharp and connectors. Implemented SAP member orientation fix to ensure accurate model representation, introduced and managed Linked Models inclusion with visibility-aware export (including version-specific API handling), and performed a stability-focused revert of the LinkedModelsSetting feature to prevent unintended data transfer. These changes improved model accuracy, export control, and overall integration stability across Revit workflows.
March 2025: Delivered critical Revit integration improvements across speckle-sharp and connectors. Implemented SAP member orientation fix to ensure accurate model representation, introduced and managed Linked Models inclusion with visibility-aware export (including version-specific API handling), and performed a stability-focused revert of the LinkedModelsSetting feature to prevent unintended data transfer. These changes improved model accuracy, export control, and overall integration stability across Revit workflows.
February 2025 summary focusing on delivering high-impact features and bug fixes for Revit/ETABS connectors and core components. Prioritized data fidelity, performance improvements, and stability to support robust structural engineering workflows. Key work spanned two repositories: specklesystems/speckle-sharp-connectors and specklesystems/speckle-sharp.
February 2025 summary focusing on delivering high-impact features and bug fixes for Revit/ETABS connectors and core components. Prioritized data fidelity, performance improvements, and stability to support robust structural engineering workflows. Key work spanned two repositories: specklesystems/speckle-sharp-connectors and specklesystems/speckle-sharp.
January 2025 focused on data fidelity, startup performance, and robustness across Speckle Sharp, Connectors, and Server. Delivered end-to-end improvements that enhance data conversion accuracy, property modeling, real-time synchronization, and cross-application reliability. Key features and fixes span Revit data conversion, startup optimizations for multi-project connectors, standardized CSi/ETABS property extraction, dynamic selection synchronization, and improved robustness for CSi connections. Server-side naming alignment also progressed with ETABS identifier standardization. These efforts reduce data discrepancies, shorten startup times, and strengthen reliability for cross-application data exchange.
January 2025 focused on data fidelity, startup performance, and robustness across Speckle Sharp, Connectors, and Server. Delivered end-to-end improvements that enhance data conversion accuracy, property modeling, real-time synchronization, and cross-application reliability. Key features and fixes span Revit data conversion, startup optimizations for multi-project connectors, standardized CSi/ETABS property extraction, dynamic selection synchronization, and improved robustness for CSi connections. Server-side naming alignment also progressed with ETABS identifier standardization. These efforts reduce data discrepancies, shorten startup times, and strengthen reliability for cross-application data exchange.
December 2024 monthly focus centered on establishing a robust CSi (SAP2000/ETABS) to Speckle model conversion workflow within specklesystems/speckle-sharp-connectors. Delivered a centralized converter service with ETABS-specific project/collection support and standardized property extractors for frame, joint, and shell elements to enable robust, maintainable data exchange across the Speckle pipeline.
December 2024 monthly focus centered on establishing a robust CSi (SAP2000/ETABS) to Speckle model conversion workflow within specklesystems/speckle-sharp-connectors. Delivered a centralized converter service with ETABS-specific project/collection support and standardized property extractors for frame, joint, and shell elements to enable robust, maintainable data exchange across the Speckle pipeline.
November 2024 delivered focused improvements across speckle-server and speckle-sharp-connectors, emphasizing data standardization, export data fidelity, and multi-version platform support. Key outcomes include Tekla abbreviation standardization, enhanced Tekla export data organization and unit handling, robust fix for render material overwrites, and scalable ETABS 21/22 multi-version support. These efforts strengthen data consistency, interoperability with Tekla/ETABS workflows, and long-term maintainability, while delivering measurable business value in export accuracy and reliability. Overall impact: improved data fidelity and consistency, reduced maintenance overhead, and stronger extensibility for future Tekla/ETABS integrations. Technologies/skills demonstrated: C#, plugin architecture and refactoring, collection management, type-based data organization, unit mapping, error logging, and multi-version software design, with attention to performance and maintainability.
November 2024 delivered focused improvements across speckle-server and speckle-sharp-connectors, emphasizing data standardization, export data fidelity, and multi-version platform support. Key outcomes include Tekla abbreviation standardization, enhanced Tekla export data organization and unit handling, robust fix for render material overwrites, and scalable ETABS 21/22 multi-version support. These efforts strengthen data consistency, interoperability with Tekla/ETABS workflows, and long-term maintainability, while delivering measurable business value in export accuracy and reliability. Overall impact: improved data fidelity and consistency, reduced maintenance overhead, and stronger extensibility for future Tekla/ETABS integrations. Technologies/skills demonstrated: C#, plugin architecture and refactoring, collection management, type-based data organization, unit mapping, error logging, and multi-version software design, with attention to performance and maintainability.
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