SlimeVR/SlimeVR-Server
Dec 2024 – Jan 2026
13 Months active
Languages Used
GradleFTLJavaKotlinRustTypeScriptJavaScriptBatch
Technical Skills
Build ConfigurationDependency Management3D AnimationBackend DevelopmentC++Configuration Management
Butterscotch!
PROFILE
Butterscotch!
Over 13 months, BscotchVanilla engineered core tracking, calibration, and hardware integration features for the SlimeVR/SlimeVR-Server repository, focusing on reliability and extensibility. They enhanced sensor data processing, onboarding flows, and device communication by refactoring backend logic in Kotlin and Java, introducing protocol-aware data handling, and expanding support for Android USB HID devices. Their work included robust unit testing, build automation with Gradle, and improvements to UI localization and logging. By addressing concurrency, network protocols, and cross-platform deployment, BscotchVanilla delivered stable, maintainable code that improved calibration accuracy, hardware compatibility, and developer workflows across both desktop and mobile environments.
Overall Statistics
Feature vs Bugs
69%Features
Repository Contributions
99Total
Bugs
16
Commits
99
Features
35
Lines of code
10,068
Activity Months13
Your Network
49 peopleShared Repositories
49
Work History
January 2026
1 Commits
Jan 1, 2026January 2026: Focused on stabilizing acceleration data processing in SlimeVR-Server by delivering a protocol-version aware offset fix. This targeted change resolves incorrect offset application for acceleration data on newer protocol versions, reducing data inaccuracies and improving calibration reliability across devices. The fix was implemented in the SlimeVR-Server repository and validated against typical client configurations, contributing to a smoother user experience and more dependable analytics.
1 Commits
Jan 1, 2026January 2026: Focused on stabilizing acceleration data processing in SlimeVR-Server by delivering a protocol-version aware offset fix. This targeted change resolves incorrect offset application for acceleration data on newer protocol versions, reducing data inaccuracies and improving calibration reliability across devices. The fix was implemented in the SlimeVR-Server repository and validated against typical client configurations, contributing to a smoother user experience and more dependable analytics.
January 2026
December 2025
27 Commits • 9 Features
Dec 1, 2025December 2025 for SlimeVR-Server focused on stabilization, release-readiness, and quality across Android build/deploy, OTA delivery, and Play Store pipelines. The month delivered reliable GUI/OTA flows, a streamlined Gradle release process, stronger keystore handling, and improved test tooling, enabling faster, safer releases with reduced incident rates. Key outcomes span Android SDK/versioning alignment, Proguard/build config refinements, and UI/code quality improvements that collectively raise developer productivity and product reliability.
December 2025
27 Commits • 9 Features
Dec 1, 2025December 2025 for SlimeVR-Server focused on stabilization, release-readiness, and quality across Android build/deploy, OTA delivery, and Play Store pipelines. The month delivered reliable GUI/OTA flows, a streamlined Gradle release process, stronger keystore handling, and improved test tooling, enabling faster, safer releases with reduced incident rates. Key outcomes span Android SDK/versioning alignment, Proguard/build config refinements, and UI/code quality improvements that collectively raise developer productivity and product reliability.
November 2025
3 Commits • 2 Features
Nov 1, 2025November 2025 monthly summary for SlimeVR-Server focusing on delivering features that improve release management, debugging efficiency, and UI stability, with measurable business impact.
3 Commits • 2 Features
Nov 1, 2025November 2025 monthly summary for SlimeVR-Server focusing on delivering features that improve release management, debugging efficiency, and UI stability, with measurable business impact.
November 2025
October 2025
4 Commits • 1 Features
Oct 1, 2025Concise monthly summary for 2025-10 focusing on key features delivered, major bugs fixed, overall impact, and technologies demonstrated for SlimeVR-Server. Emphasis on delivering business value through stability, accuracy, and user experience improvements.
October 2025
4 Commits • 1 Features
Oct 1, 2025Concise monthly summary for 2025-10 focusing on key features delivered, major bugs fixed, overall impact, and technologies demonstrated for SlimeVR-Server. Emphasis on delivering business value through stability, accuracy, and user experience improvements.
September 2025
24 Commits • 4 Features
Sep 1, 2025September 2025 highlights for SlimeVR-Server: Delivered robust HID/USB core enhancements, improved Android serial I/O handling, and hardened USB permission flows. Implemented event-driven HID handling with optional host mode, leading to more reliable hardware integration and smoother user experiences. Strengthened stability with targeted fixes to serial port lifecycle, race conditions, and visual foot snapping, while updating documentation for clearer architecture.
24 Commits • 4 Features
Sep 1, 2025September 2025 highlights for SlimeVR-Server: Delivered robust HID/USB core enhancements, improved Android serial I/O handling, and hardened USB permission flows. Implemented event-driven HID handling with optional host mode, leading to more reliable hardware integration and smoother user experiences. Strengthened stability with targeted fixes to serial port lifecycle, race conditions, and visual foot snapping, while updating documentation for clearer architecture.
September 2025
August 2025
2 Commits • 1 Features
Aug 1, 2025Month: 2025-08 — SlimeVR-Server delivered initial Android USB HID Tracker Support, expanding hardware compatibility and enabling USB HID trackers to feed data into the server. Key work focused on device enumeration, interface and endpoint configuration, and reading data from HID devices. No major bugs fixed this month; the team validated integration with QA to ensure robustness. Impact: broader hardware support, faster onboarding for HID peripherals, and a foundation for future cross-platform HID support. Technologies/skills demonstrated include Android USB Host APIs, USB HID handling, low-level device I/O, and careful commit traceability.
August 2025
2 Commits • 1 Features
Aug 1, 2025Month: 2025-08 — SlimeVR-Server delivered initial Android USB HID Tracker Support, expanding hardware compatibility and enabling USB HID trackers to feed data into the server. Key work focused on device enumeration, interface and endpoint configuration, and reading data from HID devices. No major bugs fixed this month; the team validated integration with QA to ensure robustness. Impact: broader hardware support, faster onboarding for HID peripherals, and a foundation for future cross-platform HID support. Technologies/skills demonstrated include Android USB Host APIs, USB HID handling, low-level device I/O, and careful commit traceability.
July 2025
7 Commits • 4 Features
Jul 1, 2025July 2025 monthly summary for SlimeVR-Server focused on delivering stability, performance, and developer experience gains. The team implemented core feature refinements, streamlined timekeeping, refactored pose handling, and improved build tooling and localization polish. These changes enhanced system reliability for end users, reduced jitter in tracking, and accelerated development workflows.
7 Commits • 4 Features
Jul 1, 2025July 2025 monthly summary for SlimeVR-Server focused on delivering stability, performance, and developer experience gains. The team implemented core feature refinements, streamlined timekeeping, refactored pose handling, and improved build tooling and localization polish. These changes enhanced system reliability for end users, reduced jitter in tracking, and accelerated development workflows.
July 2025
May 2025
1 Commits
May 1, 2025May 2025 focused on strengthening pause-state reliability in SlimeVR-Server. Delivered a dedicated unit test that validates tracking pause integrity, ensuring skeleton trackers do not move when paused even if raw tracker data changes. Expanded test coverage to guard against regression in pause behavior and improve overall system stability and user confidence. This work reduces risk in paused-tracking scenarios, improves data consistency for end users, and demonstrates commitment to reliable, test-driven development and robust server-side logic.
May 2025
1 Commits
May 1, 2025May 2025 focused on strengthening pause-state reliability in SlimeVR-Server. Delivered a dedicated unit test that validates tracking pause integrity, ensuring skeleton trackers do not move when paused even if raw tracker data changes. Expanded test coverage to guard against regression in pause behavior and improve overall system stability and user confidence. This work reduces risk in paused-tracking scenarios, improves data consistency for end users, and demonstrates commitment to reliable, test-driven development and robust server-side logic.
April 2025
10 Commits • 3 Features
Apr 1, 2025April 2025 monthly summary for SlimeVR-Server focusing on delivering UI localization, persistent height configuration, system stability improvements, and OTA networking with firewall integration. Emphasis on business value through improved user experience, reliability, and deployment readiness.
10 Commits • 3 Features
Apr 1, 2025April 2025 monthly summary for SlimeVR-Server focusing on delivering UI localization, persistent height configuration, system stability improvements, and OTA networking with firewall integration. Emphasis on business value through improved user experience, reliability, and deployment readiness.
April 2025
March 2025
13 Commits • 6 Features
Mar 1, 2025March 2025 — SlimeVR-Server: Delivered key onboarding and calibration improvements, expanded hardware support, and stability/maintainability gains. Highlights include height configuration/onboarding enhancements, expanded pose data IO for new boards, AutoBone refactor with bone-based error calculations, standalone GUI stability fix, removal of Vive emulation, quaternion/interpolation stability improvements, skeleton/toe-legs unit tests, and documentation updates. Result: improved calibration accuracy, broader hardware compatibility, fewer runtime crashes, and lower support costs through clearer UI, robust data formats, and stronger testing.
March 2025
13 Commits • 6 Features
Mar 1, 2025March 2025 — SlimeVR-Server: Delivered key onboarding and calibration improvements, expanded hardware support, and stability/maintainability gains. Highlights include height configuration/onboarding enhancements, expanded pose data IO for new boards, AutoBone refactor with bone-based error calculations, standalone GUI stability fix, removal of Vive emulation, quaternion/interpolation stability improvements, skeleton/toe-legs unit tests, and documentation updates. Result: improved calibration accuracy, broader hardware compatibility, fewer runtime crashes, and lower support costs through clearer UI, robust data formats, and stronger testing.
February 2025
1 Commits • 1 Features
Feb 1, 2025February 2025 was focused on delivering a critical feature to improve sensor calibration observability in SlimeVR-Server. Implemented sensor rest-calibration status support by adding a UDP field in the sensor info packet and parsing it from incoming data to monitor when a sensor completes rest calibration. No major bugs reported or fixed this month. Overall impact: provides real-time visibility into calibration state, enabling proactive troubleshooting and smoother onboarding for users with larger deployments. Technologies demonstrated: UDP/network data handling, sensor data parsing, feature integration within SlimeVR-Server, and disciplined version control.
1 Commits • 1 Features
Feb 1, 2025February 2025 was focused on delivering a critical feature to improve sensor calibration observability in SlimeVR-Server. Implemented sensor rest-calibration status support by adding a UDP field in the sensor info packet and parsing it from incoming data to monitor when a sensor completes rest calibration. No major bugs reported or fixed this month. Overall impact: provides real-time visibility into calibration state, enabling proactive troubleshooting and smoother onboarding for users with larger deployments. Technologies demonstrated: UDP/network data handling, sensor data parsing, feature integration within SlimeVR-Server, and disciplined version control.
February 2025
January 2025
5 Commits • 3 Features
Jan 1, 2025Summary for 2025-01: Delivered core enhancements to the SlimeVR-Server tracking pipeline with an emphasis on accuracy, configurability, and observability. AutoBone rotation tracking received targeted improvements to ensure correct absolute rotation data, skeleton calibration gained automatic height-based scaling with expanded configuration and constraint controls, and logging infrastructure was upgraded with robust file-based rotation and storage limits. The changes improve motion fidelity for end users, reduce configuration drift, and provide stronger instrumentation for troubleshooting.
January 2025
5 Commits • 3 Features
Jan 1, 2025Summary for 2025-01: Delivered core enhancements to the SlimeVR-Server tracking pipeline with an emphasis on accuracy, configurability, and observability. AutoBone rotation tracking received targeted improvements to ensure correct absolute rotation data, skeleton calibration gained automatic height-based scaling with expanded configuration and constraint controls, and logging infrastructure was upgraded with robust file-based rotation and storage limits. The changes improve motion fidelity for end users, reduce configuration drift, and provide stronger instrumentation for troubleshooting.
December 2024
1 Commits • 1 Features
Dec 1, 2024Month: 2024-12. Focused modernization of the serial communication stack in SlimeVR-Server by upgrading the serial library to jSerialComm 2.11.1-SNAPSHOT and updating build configuration. This targeted feature upgrade improves access to fixes and newer features while maintaining compatibility with existing server logic. The change supports more reliable hardware communication and sets the stage for upcoming capabilities that rely on robust serial I/O.
1 Commits • 1 Features
Dec 1, 2024Month: 2024-12. Focused modernization of the serial communication stack in SlimeVR-Server by upgrading the serial library to jSerialComm 2.11.1-SNAPSHOT and updating build configuration. This targeted feature upgrade improves access to fixes and newer features while maintaining compatibility with existing server logic. The change supports more reliable hardware communication and sets the stage for upcoming capabilities that rely on robust serial I/O.
December 2024
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Quality Metrics
Correctness90.8%
Maintainability88.0%
Architecture86.0%
Performance83.2%
AI Usage21.0%
Skills & Technologies
Programming Languages
BatchFTLGradleGroovyJavaJavaScriptKotlinNixRustSCSS
Technical Skills
3D Animation3D Math3D graphics programmingAlgorithm DesignAndroid DevelopmentAndroid developmentBackend DevelopmentBug FixingBuild AutomationBuild ConfigurationBuild SystemsC++CI/CDCode ClarityCode Cleanup
Repositories Contributed To
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