OWASP/cornucopia
Sep 2024 – Jun 2026
21 Months active
Languages Used
JavaScriptMarkdownTypeScriptYAMLPythonCSSHTMLJSON
Technical Skills
API developmentAPI integrationJavaScript developmentNode.jsOWASP standardsSvelte
Johan Sydseter
PROFILE
Johan Sydseter
Over 21 months, contributed to OWASP/cornucopia by building and maintaining a feature-rich, security-focused web application for threat modeling and gamified security education. Delivered over 225 features and 167 bug fixes, including internationalization, CI/CD automation, and advanced threat mapping aligned with OWASP ASVS and CAPEC standards. Leveraged TypeScript, Svelte, and Python to implement robust API integrations, responsive UI, and secure deployment pipelines. Enhanced user experience through UI/UX improvements, localization, and accessibility, while strengthening security posture with content security policies and automated testing. Maintained high code quality through continuous refactoring, documentation, and rigorous configuration management, supporting reliable, scalable releases for diverse audiences.
Overall Statistics
Feature vs Bugs
57%Features
Repository Contributions
771Total
Bugs
167
Commits
771
Features
225
Lines of code
5,049,901
Activity Months21
Your Network
33 peopleWork History
June 2026
2 Commits • 1 Features
Jun 1, 2026June 2026 performance summary for OWASP/cornucopia. Delivered a new Image Exchange Feature to enhance user interaction and content management, and fixed a Cross-Platform Anniversary Logo Rendering issue to ensure branding remains consistent across web and mobile. These changes improve user experience, enable richer content workflows, and uphold brand integrity across devices. Demonstrates strong cross-functional collaboration, code quality, and attention to cross-platform consistency.
2 Commits • 1 Features
Jun 1, 2026June 2026 performance summary for OWASP/cornucopia. Delivered a new Image Exchange Feature to enhance user interaction and content management, and fixed a Cross-Platform Anniversary Logo Rendering issue to ensure branding remains consistent across web and mobile. These changes improve user experience, enable richer content workflows, and uphold brand integrity across devices. Demonstrates strong cross-functional collaboration, code quality, and attention to cross-platform consistency.
June 2026
May 2026
47 Commits • 11 Features
May 1, 2026May 2026 (2026-05) Monthly Summary for OWASP/cornucopia: Focused on delivering business value through feature-rich releases, stability improvements, and quality improvements across the product. The month included substantial UI/content polish, platform upgrades, reliability enhancements, and extensive bug fixes that improved user experience and developer productivity. Key features delivered: - LLM Card Descriptions and Spellchecking: added descriptions for LLM cards (LLM2-4) and improved spellcheck across LLM-related content. - Release Content and UI Polish: reordered cards, added companion and leaflet, plus related branch/merge updates. - WebApp and Website upgrade to v3.0: upgraded the WebApp/Website to v3.0, including a new v3.0 WebApp case and migrations from v2.2 to v3.0. - Mark decks readonly: made decks readonly to prevent unintended modifications. - Mapping instructions updates: added and improved mapping usage instructions. - Blog, release notes, and branding content updates: release blog post, updated blog/webshop, updated release notes, and added 25th anniversary logos. - Resilience Improvements: added retry logic and logging to improve app resiliency. - Test Coverage Improvements: added and enhanced tests to increase code coverage. - Logo/Tribute/Sponsor content: added application logo and sponsorship/tribute page updates, including sponsor image integration. - Image rendering bug fix: fixed image rendering/loading issue. - Additional quality and data fixes: fix template for companion edition; card order and case/card data fixes; various code-review and indentation fixes. Major bugs fixed: - Mapping and Review Issue Fixes: corrected mapping logic, review-related issues, indentation, zipping, and copyright year. - Card order and case/card data fixes: corrected card order and resolved remaining data issues. - Error handling and data integrity: return 404 for missing player; handle 400 Bad Requests; multiple code-review fixes. - Companion edition template fix: corrected companion template and removed placeholder. - Image rendering bug: resolved image rendering/loading issue. Overall impact and accomplishments: - Accelerated release readiness and business value delivery through a cohesive set of feature deliveries, reliability improvements, and content polish. - Improved user experience with UI/content refinements and branding updates, while maintaining data integrity and resilience in production. - Strengthened code quality, test coverage, and error handling, reducing post-release incidents and enabling faster iterations. Technologies/skills demonstrated: - Front-end and UI/content collaboration (card ordering, companion/leaflet updates, branding updates) - WebApp/Website modernisation and deployment upgrades (v3.0 migrations) - Reliability engineering (retry logic, logging) - Test-driven development and test coverage enhancements - Mapping logic, data integrity, and code review discipline - Content creation and release management (blogs, release notes, branding)
May 2026
47 Commits • 11 Features
May 1, 2026May 2026 (2026-05) Monthly Summary for OWASP/cornucopia: Focused on delivering business value through feature-rich releases, stability improvements, and quality improvements across the product. The month included substantial UI/content polish, platform upgrades, reliability enhancements, and extensive bug fixes that improved user experience and developer productivity. Key features delivered: - LLM Card Descriptions and Spellchecking: added descriptions for LLM cards (LLM2-4) and improved spellcheck across LLM-related content. - Release Content and UI Polish: reordered cards, added companion and leaflet, plus related branch/merge updates. - WebApp and Website upgrade to v3.0: upgraded the WebApp/Website to v3.0, including a new v3.0 WebApp case and migrations from v2.2 to v3.0. - Mark decks readonly: made decks readonly to prevent unintended modifications. - Mapping instructions updates: added and improved mapping usage instructions. - Blog, release notes, and branding content updates: release blog post, updated blog/webshop, updated release notes, and added 25th anniversary logos. - Resilience Improvements: added retry logic and logging to improve app resiliency. - Test Coverage Improvements: added and enhanced tests to increase code coverage. - Logo/Tribute/Sponsor content: added application logo and sponsorship/tribute page updates, including sponsor image integration. - Image rendering bug fix: fixed image rendering/loading issue. - Additional quality and data fixes: fix template for companion edition; card order and case/card data fixes; various code-review and indentation fixes. Major bugs fixed: - Mapping and Review Issue Fixes: corrected mapping logic, review-related issues, indentation, zipping, and copyright year. - Card order and case/card data fixes: corrected card order and resolved remaining data issues. - Error handling and data integrity: return 404 for missing player; handle 400 Bad Requests; multiple code-review fixes. - Companion edition template fix: corrected companion template and removed placeholder. - Image rendering bug: resolved image rendering/loading issue. Overall impact and accomplishments: - Accelerated release readiness and business value delivery through a cohesive set of feature deliveries, reliability improvements, and content polish. - Improved user experience with UI/content refinements and branding updates, while maintaining data integrity and resilience in production. - Strengthened code quality, test coverage, and error handling, reducing post-release incidents and enabling faster iterations. Technologies/skills demonstrated: - Front-end and UI/content collaboration (card ordering, companion/leaflet updates, branding updates) - WebApp/Website modernisation and deployment upgrades (v3.0 migrations) - Reliability engineering (retry logic, logging) - Test-driven development and test coverage enhancements - Mapping logic, data integrity, and code review discipline - Content creation and release management (blogs, release notes, branding)
April 2026
28 Commits • 11 Features
Apr 1, 2026April 2026: Delivered a feature-rich update cycle for OWASP/cornucopia, emphasizing UI polish, localization, integrations, and build stability. The team shipped multiple Tarot Layout UI refinements, companion edition support, and new integrations, while hardening the build and test pipelines to support reliable, international deployments. Outcome: improved user experience, expanded audience reach, and a robust release process.
28 Commits • 11 Features
Apr 1, 2026April 2026: Delivered a feature-rich update cycle for OWASP/cornucopia, emphasizing UI polish, localization, integrations, and build stability. The team shipped multiple Tarot Layout UI refinements, companion edition support, and new integrations, while hardening the build and test pipelines to support reliable, international deployments. Outcome: improved user experience, expanded audience reach, and a robust release process.
April 2026
March 2026
29 Commits • 10 Features
Mar 1, 2026March 2026 delivered a foundation for scalable threat modeling with multilingual support, stronger quality controls, and clearer business value delivery. Key features include a new Workshop Frame, language routing with French localization, and an expanded threat-model content set with JavaScript threat coverage. A formal test suite was added to improve quality and prevent regressions, while reliability was improved through API/404 fixes and privacy-focused cleanup, plus dependency stabilization. These efforts enhance adoption, reduce risk, and accelerate secure-by-default development workflows.
March 2026
29 Commits • 10 Features
Mar 1, 2026March 2026 delivered a foundation for scalable threat modeling with multilingual support, stronger quality controls, and clearer business value delivery. Key features include a new Workshop Frame, language routing with French localization, and an expanded threat-model content set with JavaScript threat coverage. A formal test suite was added to improve quality and prevent regressions, while reliability was improved through API/404 fixes and privacy-focused cleanup, plus dependency stabilization. These efforts enhance adoption, reduce risk, and accelerate secure-by-default development workflows.
February 2026
26 Commits • 10 Features
Feb 1, 2026February 2026 monthly summary for OWASP/cornucopia focusing on security alignment, tooling modernization, and release readiness. Delivered CAPEC pages with mapping to ASVS requirements, restructured ASVS tooling and source organization, expanded the ASVS baseline, and implemented multiple quality fixes to improve reliability and deployment. The work enhances compliance verification, reduces maintenance costs, and accelerates go-to-market with more robust release processes and routing accuracy.
26 Commits • 10 Features
Feb 1, 2026February 2026 monthly summary for OWASP/cornucopia focusing on security alignment, tooling modernization, and release readiness. Delivered CAPEC pages with mapping to ASVS requirements, restructured ASVS tooling and source organization, expanded the ASVS baseline, and implemented multiple quality fixes to improve reliability and deployment. The work enhances compliance verification, reduces maintenance costs, and accelerates go-to-market with more robust release processes and routing accuracy.
February 2026
January 2026
63 Commits • 15 Features
Jan 1, 2026January 2026 performance summary for OWASP/cornucopia focused on delivering security-data mapping capabilities, user-experience improvements, stability, and strong CI. The team advanced mapping, logging, and translation features while reinforcing code quality and deployment reliability. Net effect: improved risk tracing, faster feature delivery, and greater cross-team confidence in maintenance and security posture.
January 2026
63 Commits • 15 Features
Jan 1, 2026January 2026 performance summary for OWASP/cornucopia focused on delivering security-data mapping capabilities, user-experience improvements, stability, and strong CI. The team advanced mapping, logging, and translation features while reinforcing code quality and deployment reliability. Net effect: improved risk tracing, faster feature delivery, and greater cross-team confidence in maintenance and security posture.
December 2025
9 Commits • 3 Features
Dec 1, 2025Month: 2025-12. Highlights include security threat modeling consolidation for Copi and Cornucopia, ASVS-CAPEC mappings enhancements for authorization and cryptography, UI overset fix in Cornucopia, and YAML formatting cleanup to ensure valid configuration. These deliverables strengthen threat coverage, reduce deployment risk, improve developer UX, and maintain configuration quality.
9 Commits • 3 Features
Dec 1, 2025Month: 2025-12. Highlights include security threat modeling consolidation for Copi and Cornucopia, ASVS-CAPEC mappings enhancements for authorization and cryptography, UI overset fix in Cornucopia, and YAML formatting cleanup to ensure valid configuration. These deliverables strengthen threat coverage, reduce deployment risk, improve developer UX, and maintain configuration quality.
December 2025
November 2025
2 Commits • 1 Features
Nov 1, 2025November 2025 performance summary for the OWASP/cornucopia project focused on strengthening security standards alignment and maintainability. Key mappings were refined to improve coverage with OWASP ASVS and ensure clearer traceability of changes, while a simple YAML readability cleanup improved configuration clarity without altering behavior.
November 2025
2 Commits • 1 Features
Nov 1, 2025November 2025 performance summary for the OWASP/cornucopia project focused on strengthening security standards alignment and maintainability. Key mappings were refined to improve coverage with OWASP ASVS and ensure clearer traceability of changes, while a simple YAML readability cleanup improved configuration clarity without altering behavior.
October 2025
47 Commits • 15 Features
Oct 1, 2025October 2025 — OWASP/cornucopia: Delivered major frontend architecture improvements, enhanced mobile UX, and localization readiness, while tightening security and content quality. Work spanned architecture, UI, build/CI, threat modeling, and editorial improvements, delivering business value through faster release readiness, improved user experience, and stronger security posture.
47 Commits • 15 Features
Oct 1, 2025October 2025 — OWASP/cornucopia: Delivered major frontend architecture improvements, enhanced mobile UX, and localization readiness, while tightening security and content quality. Work spanned architecture, UI, build/CI, threat modeling, and editorial improvements, delivering business value through faster release readiness, improved user experience, and stronger security posture.
October 2025
September 2025
65 Commits • 21 Features
Sep 1, 2025September 2025 (OWASP/cornucopia) delivered a stronger security coverage posture, release readiness for version 2.2, and a set of quality improvements across CI, licensing, and content. Key outcomes include expanded threat coverage, improved automation in CI, and a cleaner codebase and UI/UX polish that collectively raise the product’s risk management capabilities and business value.
September 2025
65 Commits • 21 Features
Sep 1, 2025September 2025 (OWASP/cornucopia) delivered a stronger security coverage posture, release readiness for version 2.2, and a set of quality improvements across CI, licensing, and content. Key outcomes include expanded threat coverage, improved automation in CI, and a cleaner codebase and UI/UX polish that collectively raise the product’s risk management capabilities and business value.
August 2025
23 Commits • 13 Features
Aug 1, 2025August 2025 monthly summary for OWASP/cornucopia: Delivered significant security content updates and CI/CD improvements that strengthen threat modeling capabilities, accelerate ASVS 3.0 migration readiness, and pave the way for ASVS 5.0 alignment. Implemented robust build stability, removed legacy issues, and updated documentation and templates to reflect the latest security standards. Result: faster secure releases, improved auditability, and clearer guidance for developers and security teams.
23 Commits • 13 Features
Aug 1, 2025August 2025 monthly summary for OWASP/cornucopia: Delivered significant security content updates and CI/CD improvements that strengthen threat modeling capabilities, accelerate ASVS 3.0 migration readiness, and pave the way for ASVS 5.0 alignment. Implemented robust build stability, removed legacy issues, and updated documentation and templates to reflect the latest security standards. Result: faster secure releases, improved auditability, and clearer guidance for developers and security teams.
August 2025
June 2025
54 Commits • 18 Features
Jun 1, 2025June 2025 (2025-06) monthly summary for OWASP/cornucopia focusing on delivering customer-value features, strengthening localization and typings, and hardening CI/CD processes. The month balanced gameplay enhancements with quality-of-life improvements, asset completeness, and robust release automation to enable faster, safer releases and broader audience reach.
June 2025
54 Commits • 18 Features
Jun 1, 2025June 2025 (2025-06) monthly summary for OWASP/cornucopia focusing on delivering customer-value features, strengthening localization and typings, and hardening CI/CD processes. The month balanced gameplay enhancements with quality-of-life improvements, asset completeness, and robust release automation to enable faster, safer releases and broader audience reach.
May 2025
87 Commits • 22 Features
May 1, 2025May 2025 performance summary for OWASP/cornucopia: Delivered end-to-end deployment and configuration enhancements, improved security posture, and reinforced production readiness. Key features include: (1) Heroku deployment and buildpack support with subdir builds and host-name configuration, enabled by a series of buildpack configuration commits; (2) Production deployment optimization with production compile options and scaffolding, plus production deploy configuration changes to streamline releases; (3) CLI/command rearrangement to clarify configuration and reduce maintenance overhead; (4) Expanded deployment/docs support and IPv4 readiness, including domain/SSL deployment documentation and Fly/Cloudflare deployment guidance; (5) Debugging and authentication stabilization to improve reliability of the user and admin flows.
87 Commits • 22 Features
May 1, 2025May 2025 performance summary for OWASP/cornucopia: Delivered end-to-end deployment and configuration enhancements, improved security posture, and reinforced production readiness. Key features include: (1) Heroku deployment and buildpack support with subdir builds and host-name configuration, enabled by a series of buildpack configuration commits; (2) Production deployment optimization with production compile options and scaffolding, plus production deploy configuration changes to streamline releases; (3) CLI/command rearrangement to clarify configuration and reduce maintenance overhead; (4) Expanded deployment/docs support and IPv4 readiness, including domain/SSL deployment documentation and Fly/Cloudflare deployment guidance; (5) Debugging and authentication stabilization to improve reliability of the user and admin flows.
May 2025
April 2025
11 Commits • 1 Features
Apr 1, 2025April 2025 performance summary for OWASP/cornucopia: Delivered Copi CI/CD Pipeline Enhancements and Security Hardening for copi.owasp.org, including a new CI job, environment upgrades, broader branch triggers, correct working directory, secure credentials handling, and pinned action versions to reduce build brittleness. Implemented security and correctness fixes in tests and templates: removal of hardcoded secrets, environment-variable secrets sourcing, and correction of template naming and error view to align with standard HTTP status codes. Overall impact: more reliable CI pipelines, reduced security risk, and improved test fidelity, enabling faster, safer iterations. Technologies/skills demonstrated: GitHub Actions, CI/CD design, secret management, environment configuration, test/template hardening, and secure coding practices.
April 2025
11 Commits • 1 Features
Apr 1, 2025April 2025 performance summary for OWASP/cornucopia: Delivered Copi CI/CD Pipeline Enhancements and Security Hardening for copi.owasp.org, including a new CI job, environment upgrades, broader branch triggers, correct working directory, secure credentials handling, and pinned action versions to reduce build brittleness. Implemented security and correctness fixes in tests and templates: removal of hardcoded secrets, environment-variable secrets sourcing, and correction of template naming and error view to align with standard HTTP status codes. Overall impact: more reliable CI pipelines, reduced security risk, and improved test fidelity, enabling faster, safer iterations. Technologies/skills demonstrated: GitHub Actions, CI/CD design, secret management, environment configuration, test/template hardening, and secure coding practices.
March 2025
13 Commits • 3 Features
Mar 1, 2025March 2025 monthly highlights for OWASP/cornucopia: Delivered UI polish, localization enhancements, and expanded security documentation and test coverage. Focused on readability, accessibility, localization coverage, and security compliance to improve user experience, developer productivity, and governance.
13 Commits • 3 Features
Mar 1, 2025March 2025 monthly highlights for OWASP/cornucopia: Delivered UI polish, localization enhancements, and expanded security documentation and test coverage. Focused on readability, accessibility, localization coverage, and security compliance to improve user experience, developer productivity, and governance.
March 2025
February 2025
108 Commits • 33 Features
Feb 1, 2025February 2025 monthly summary for OWASP/cornucopia: Delivered significant CI/CD improvements, release readiness, content localization, and reliability enhancements that collectively improved build stability, release cadence, and user experience across the site and decks data workflow.
February 2025
108 Commits • 33 Features
Feb 1, 2025February 2025 monthly summary for OWASP/cornucopia: Delivered significant CI/CD improvements, release readiness, content localization, and reliability enhancements that collectively improved build stability, release cadence, and user experience across the site and decks data workflow.
January 2025
92 Commits • 15 Features
Jan 1, 2025January 2025 performance recap for OWASP/cornucopia: Delivered user-centric UX improvements, hardened security posture, and strengthened deployment automation. The work reinforced accessibility for JS-disabled users, improved UI reliability, and accelerated deployment cycles, delivering measurable business value and maintainable code. Highlights include secure-by-default front-end changes, deployment pipeline enhancements, and maintainable refactors across UI and markup.
92 Commits • 15 Features
Jan 1, 2025January 2025 performance recap for OWASP/cornucopia: Delivered user-centric UX improvements, hardened security posture, and strengthened deployment automation. The work reinforced accessibility for JS-disabled users, improved UI reliability, and accelerated deployment cycles, delivering measurable business value and maintainable code. Highlights include secure-by-default front-end changes, deployment pipeline enhancements, and maintainable refactors across UI and markup.
January 2025
December 2024
6 Commits • 2 Features
Dec 1, 2024December 2024 monthly summary for the OWASP/cornucopia repository. Focused on improving user-facing content, navigation, branding integrity, and localization readiness to enhance discoverability, user experience, and maintainability across devices and languages.
December 2024
6 Commits • 2 Features
Dec 1, 2024December 2024 monthly summary for the OWASP/cornucopia repository. Focused on improving user-facing content, navigation, branding integrity, and localization readiness to enhance discoverability, user experience, and maintainability across devices and languages.
November 2024
41 Commits • 12 Features
Nov 1, 2024Concise monthly summary for 2024-11: Delivery focused on stability, maintainability, and user-facing improvements across OWASP/cornucopia. Core stability achieved through targeted bug fixes and test reliability enhancements. Mobile UX and internationalization capabilities expanded to enable broader adoption and multi-language support. Coding standards and configuration hygiene improved to reduce future risk and simplify onboarding. Documentation and UI updates augmented product clarity and developer productivity.
41 Commits • 12 Features
Nov 1, 2024Concise monthly summary for 2024-11: Delivery focused on stability, maintainability, and user-facing improvements across OWASP/cornucopia. Core stability achieved through targeted bug fixes and test reliability enhancements. Mobile UX and internationalization capabilities expanded to enable broader adoption and multi-language support. Coding standards and configuration hygiene improved to reduce future risk and simplify onboarding. Documentation and UI updates augmented product clarity and developer productivity.
November 2024
October 2024
8 Commits • 3 Features
Oct 1, 2024October 2024 performance summary for OWASP/cornucopia: Delivered localization improvements (Italian and Portuguese), improved contributor attribution, and upgraded CI/CD infrastructure to enhance security and maintainability. These changes increase product reach, reduce build risk, and set a foundation for faster, more reliable releases.
October 2024
8 Commits • 3 Features
Oct 1, 2024October 2024 performance summary for OWASP/cornucopia: Delivered localization improvements (Italian and Portuguese), improved contributor attribution, and upgraded CI/CD infrastructure to enhance security and maintainability. These changes increase product reach, reduce build risk, and set a foundation for faster, more reliable releases.
September 2024
10 Commits • 5 Features
Sep 1, 2024Month: 2024-09 — focused on delivering the CORNUCOPIA card, strengthening security alignment, enabling QR-based authentication flows, and improving test reliability and build quality. Key work included implementing the CORNUCOPIA Card Feature with prerendering for fast serving; refactoring security mappings with MappingController and CardController to improve maintainability and ASVS alignment; adding QR Code Endpoints for authentication and data validation; and introducing a Mock DeckService to stabilize tests. Ancillary improvements included prerender/config updates, accessibility fixes, and dependency upgrades to reduce risk. Overall, this period delivered faster rendering, stronger security posture, more robust testing, and healthier CI.
10 Commits • 5 Features
Sep 1, 2024Month: 2024-09 — focused on delivering the CORNUCOPIA card, strengthening security alignment, enabling QR-based authentication flows, and improving test reliability and build quality. Key work included implementing the CORNUCOPIA Card Feature with prerendering for fast serving; refactoring security mappings with MappingController and CardController to improve maintainability and ASVS alignment; adding QR Code Endpoints for authentication and data validation; and introducing a Mock DeckService to stabilize tests. Ancillary improvements included prerender/config updates, accessibility fixes, and dependency upgrades to reduce risk. Overall, this period delivered faster rendering, stronger security posture, more robust testing, and healthier CI.
September 2024
Activity
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Quality Metrics
Correctness91.2%
Maintainability91.0%
Architecture87.6%
Performance86.8%
AI Usage21.4%
Skills & Technologies
Programming Languages
AIBashCSSDockerfileEPSElixirGit IgnoreHEEXHTMLIDML
Technical Skills
AI IntegrationAI ethicsAI risk managementAI safetyAI securityAPI DevelopmentAPI IntegrationAPI developmentAPI integrationASVS complianceAsset ManagementBack End DevelopmentBackend DevelopmentBrandingBuild Automation
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline