IfcOpenShell/IfcOpenShell
Feb 2025 – Nov 2025
10 Months active
Languages Used
PythonC++CSV
Technical Skills
Blender scriptingFile handlingBIMBIM Software DevelopmentBack End DevelopmentBackend Development
Massimo Fabbro
PROFILE
Massimo Fabbro
Max contributed to the IfcOpenShell/IfcOpenShell repository by developing and refining features for BIM cost management, geometry processing, and data import workflows. Over ten months, he engineered robust CSV import pipelines, enhanced cost item assignment logic, and improved spatial geometry calculations, focusing on reliability and maintainability. Using Python, C++, and CSV handling, Max implemented API integrations, backend refactoring, and UI enhancements to streamline cost scheduling and resource tracking. His work addressed edge cases in unit conversion, file path handling, and data structuring, resulting in more accurate project analytics and reduced manual intervention. The solutions demonstrated depth in both technical execution and domain understanding.
Overall Statistics
Feature vs Bugs
62%Features
Repository Contributions
36Total
Bugs
8
Commits
36
Features
13
Lines of code
693
Activity Months10
Your Network
45 people
Work History
November 2025
2 Commits • 2 Features
Nov 1, 2025November 2025: Delivered onboarding-focused data import capability and code quality improvements for IfcOpenShell/IfcOpenShell, driving faster time-to-value for users and easier maintenance for contributors.
2 Commits • 2 Features
Nov 1, 2025November 2025: Delivered onboarding-focused data import capability and code quality improvements for IfcOpenShell/IfcOpenShell, driving faster time-to-value for users and easier maintenance for contributors.
November 2025
October 2025
2 Commits • 1 Features
Oct 1, 2025October 2025 monthly summary for IfcOpenShell/IfcOpenShell focused on elevating data quality and import reliability through two targeted changes: (1) CSV Import Enhancement: Description Column Support enables explicit Description handling in CostItem and its IFC representation, enriching imported data instead of relying on deprecated Description-to-Name mappings. (2) Cost Item Resource Synchronization Bug Fix ensures resources assigned to cost items are consistently captured, including SOR entries, by adding IfcProcess and IfcResource types to cost item properties. These changes strengthen data integrity, downstream reporting, and interoperability across workflows.
October 2025
2 Commits • 1 Features
Oct 1, 2025October 2025 monthly summary for IfcOpenShell/IfcOpenShell focused on elevating data quality and import reliability through two targeted changes: (1) CSV Import Enhancement: Description Column Support enables explicit Description handling in CostItem and its IFC representation, enriching imported data instead of relying on deprecated Description-to-Name mappings. (2) Cost Item Resource Synchronization Bug Fix ensures resources assigned to cost items are consistently captured, including SOR entries, by adding IfcProcess and IfcResource types to cost item properties. These changes strengthen data integrity, downstream reporting, and interoperability across workflows.
September 2025
5 Commits • 1 Features
Sep 1, 2025Month: 2025-09 for IfcOpenShell/IfcOpenShell. Delivered end-to-end IFC CSV import improvements with rate-based cost assignment, API refactor, and CSV processing enhancements. Achieved decoupled dependencies, consistency improvements, and maintainability gains. No major bugs reported for this period.
5 Commits • 1 Features
Sep 1, 2025Month: 2025-09 for IfcOpenShell/IfcOpenShell. Delivered end-to-end IFC CSV import improvements with rate-based cost assignment, API refactor, and CSV processing enhancements. Achieved decoupled dependencies, consistency improvements, and maintainability gains. No major bugs reported for this period.
September 2025
August 2025
3 Commits • 3 Features
Aug 1, 2025August 2025: Implemented cost-item related improvements in IfcOpenShell/IfcOpenShell, focusing on robustness of cost calculations, UI visibility, and code quality. Delivered in four main areas aligned with business value and maintainable software: - Cost Item Calculation Enhancements: Ensured cost values are correctly processed for categories; added a helper to retrieve assigned cost items; improved calculations for nested elements (robustness and accuracy), aligning with issue #6570. - Cost Item Pop-up Enhancements: UI now loads and displays the associated cost schedule in the cost item pop-up, improving visibility of cost-item relationships within the BIM module. - Code Formatting Cleanup: Applied Black formatting to ifcopenshell.util.cost.py; minor spacing/line-ending adjustments; no functional changes, improving consistency and maintainability. - Bug Fix: Rate cost item now works with categories, enhancing reliability of cost item processing and consistency across category-related data.
August 2025
3 Commits • 3 Features
Aug 1, 2025August 2025: Implemented cost-item related improvements in IfcOpenShell/IfcOpenShell, focusing on robustness of cost calculations, UI visibility, and code quality. Delivered in four main areas aligned with business value and maintainable software: - Cost Item Calculation Enhancements: Ensured cost values are correctly processed for categories; added a helper to retrieve assigned cost items; improved calculations for nested elements (robustness and accuracy), aligning with issue #6570. - Cost Item Pop-up Enhancements: UI now loads and displays the associated cost schedule in the cost item pop-up, improving visibility of cost-item relationships within the BIM module. - Code Formatting Cleanup: Applied Black formatting to ifcopenshell.util.cost.py; minor spacing/line-ending adjustments; no functional changes, improving consistency and maintainability. - Bug Fix: Rate cost item now works with categories, enhancing reliability of cost item processing and consistency across category-related data.
July 2025
2 Commits
Jul 1, 2025Monthly summary for 2025-07: Focused on improving spatial geometry correctness in IfcOpenShell. Delivered targeted bug fixes to ensure accurate unit handling and vertical positioning for Spaces, strengthening model integrity and downstream BIM workflows. No new features introduced this month; effort concentrated on stabilizing core geometry operations to reduce rework and support reliable space calculations across projects.
2 Commits
Jul 1, 2025Monthly summary for 2025-07: Focused on improving spatial geometry correctness in IfcOpenShell. Delivered targeted bug fixes to ensure accurate unit handling and vertical positioning for Spaces, strengthening model integrity and downstream BIM workflows. No new features introduced this month; effort concentrated on stabilizing core geometry operations to reduce rework and support reliable space calculations across projects.
July 2025
June 2025
2 Commits • 1 Features
Jun 1, 2025Concise monthly summary for IfcOpenShell/IfcOpenShell (2025-06) focusing on a targeted cost module refactor and API clarity improvements. The changes improve readability, accuracy of cost calculations, and developer experience, with clear traceability to commits and issues.
June 2025
2 Commits • 1 Features
Jun 1, 2025Concise monthly summary for IfcOpenShell/IfcOpenShell (2025-06) focusing on a targeted cost module refactor and API clarity improvements. The changes improve readability, accuracy of cost calculations, and developer experience, with clear traceability to commits and issues.
May 2025
9 Commits • 2 Features
May 1, 2025In May 2025, delivered core features and reliability improvements for IfcOpenShell/IfcOpenShell, focusing on cost rate management, IFC data processing, and spatial operations. Key outcomes include improved cost rate assignment and data integrity, expanded capabilities for base quantity calculations on IfcCourse elements, and stronger spatial operation reliability with updated dependencies. These changes reduce manual data corrections, enable more accurate project cost tracking, and streamline IFC data processing for downstream workflows. Demonstrated proficiency in Python, data modeling, and integration with third-party libraries (Shapely).
9 Commits • 2 Features
May 1, 2025In May 2025, delivered core features and reliability improvements for IfcOpenShell/IfcOpenShell, focusing on cost rate management, IFC data processing, and spatial operations. Key outcomes include improved cost rate assignment and data integrity, expanded capabilities for base quantity calculations on IfcCourse elements, and stronger spatial operation reliability with updated dependencies. These changes reduce manual data corrections, enable more accurate project cost tracking, and streamline IFC data processing for downstream workflows. Demonstrated proficiency in Python, data modeling, and integration with third-party libraries (Shapely).
May 2025
April 2025
4 Commits • 2 Features
Apr 1, 2025April 2025 monthly summary for IfcOpenShell/IfcOpenShell: Delivered feature improvements to cost data workflows and geometry calculation utilities, and improved stability of the ReloadLink operator. Focused on business value by reducing manual steps, improving data reliability, and enabling project-ready calculations.
April 2025
4 Commits • 2 Features
Apr 1, 2025April 2025 monthly summary for IfcOpenShell/IfcOpenShell: Delivered feature improvements to cost data workflows and geometry calculation utilities, and improved stability of the ReloadLink operator. Focused on business value by reducing manual steps, improving data reliability, and enabling project-ready calculations.
March 2025
6 Commits • 1 Features
Mar 1, 2025Concise monthly summary for 2025-03 focusing on delivered features, major bug fixes, impact, and skills demonstrated for the IfcOpenShell repository. The month yielded significant reliability improvements in quantity take-offs, structural measurement accuracy, footing dimension calculations, and cost-item resource tracking, contributing to stronger BIM workflow fidelity and cost control.
6 Commits • 1 Features
Mar 1, 2025Concise monthly summary for 2025-03 focusing on delivered features, major bug fixes, impact, and skills demonstrated for the IfcOpenShell repository. The month yielded significant reliability improvements in quantity take-offs, structural measurement accuracy, footing dimension calculations, and cost-item resource tracking, contributing to stronger BIM workflow fidelity and cost control.
March 2025
February 2025
1 Commits
Feb 1, 2025February 2025 monthly summary for IfcOpenShell/IfcOpenShell: delivered a critical bug fix to the reload link button when using relative paths, together with robust cache handling to ensure correct unload/reload behavior. The fix aligns with user-reported issue #6168 and reduces inconsistent reload states across path scenarios, improving reliability of the reload workflow.
February 2025
1 Commits
Feb 1, 2025February 2025 monthly summary for IfcOpenShell/IfcOpenShell: delivered a critical bug fix to the reload link button when using relative paths, together with robust cache handling to ensure correct unload/reload behavior. The fix aligns with user-reported issue #6168 and reduces inconsistent reload states across path scenarios, improving reliability of the reload workflow.
Activity
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Quality Metrics
Correctness87.2%
Maintainability87.2%
Architecture83.4%
Performance78.4%
AI Usage20.6%
Skills & Technologies
Programming Languages
C++CSVPython
Technical Skills
API DevelopmentAPI IntegrationBIMBIM Software DevelopmentBack End DevelopmentBackend DevelopmentBlender DevelopmentBlender scriptingBug FixBug FixingC++C++ DevelopmentCADCSV ImportCSV Parsing
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