GeyserMC/Geyser
Oct 2024 – Feb 2026
15 Months active
Languages Used
JavaJSONGradleKotlinNBTTOMLMarkdown
Technical Skills
Java DevelopmentMinecraft ModdingProtocol TranslationBackend DevelopmentGame DevelopmentEnum Management
Eclipse
PROFILE
Eclipse
Over 15 months, Eclipse contributed to the GeyserMC/Geyser repository, building and refining cross-version compatibility features for Minecraft. Eclipse engineered backend systems for item translation, registry management, and custom item APIs, focusing on maintainability and extensibility. Using Java and Kotlin, Eclipse delivered protocol updates, data-driven entity variants, and robust hashing for item data synchronization. The work included UI/UX dialog overhauls with internationalization, bug fixes for block state accuracy, and modular API redesigns to support future plugin integration. Eclipse’s approach emphasized code quality, defensive programming, and seamless client-server communication, resulting in a stable, maintainable codebase that supports evolving gameplay requirements.
Overall Statistics
Feature vs Bugs
65%Features
Repository Contributions
136Total
Bugs
31
Commits
136
Features
58
Lines of code
173,828
Activity Months15
Your Network
13 people
Work History
February 2026
1 Commits • 1 Features
Feb 1, 2026February 2026 monthly summary for GeyserMC/Geyser focusing on delivering the Custom Item API Version 2 enhancements and related outcomes.
1 Commits • 1 Features
Feb 1, 2026February 2026 monthly summary for GeyserMC/Geyser focusing on delivering the Custom Item API Version 2 enhancements and related outcomes.
February 2026
December 2025
1 Commits • 1 Features
Dec 1, 2025December 2025 (GeyserMC/Geyser): Delivered foundational data integrity improvement by implementing hashers for new item data components (attack range, kinetic weapon, swing animation). This enables richer item functionality and more robust client-server data synchronization. The work is tracked under commit 0082293c739a26115cd492a9f24902d35d94e80e, with testing to follow to validate correctness and performance.
December 2025
1 Commits • 1 Features
Dec 1, 2025December 2025 (GeyserMC/Geyser): Delivered foundational data integrity improvement by implementing hashers for new item data components (attack range, kinetic weapon, swing animation). This enables richer item functionality and more robust client-server data synchronization. The work is tracked under commit 0082293c739a26115cd492a9f24902d35d94e80e, with testing to follow to validate correctness and performance.
October 2025
1 Commits • 1 Features
Oct 1, 2025October 2025 focused on strengthening the registry architecture to improve extensibility and future plugin/extension support. No major bugs fixed this month; the primary effort was a targeted refactor of the Java registry system to reduce coupling and prepare the codebase for upcoming integrations.
1 Commits • 1 Features
Oct 1, 2025October 2025 focused on strengthening the registry architecture to improve extensibility and future plugin/extension support. No major bugs fixed this month; the primary effort was a targeted refactor of the Java registry system to reduce coupling and prepare the codebase for upcoming integrations.
October 2025
September 2025
33 Commits • 11 Features
Sep 1, 2025September 2025 (Geyser) delivered major stability and compatibility improvements across Bedrock 1.21.x, along with significant feature work and code quality improvements. Key outcomes include protocol/mappings groundwork for 1.21.x support, updated data mappings and item tags, and initial work on 1.21.9/1.21.110 branches to reduce fragmentation and breakages. The team also completed essential block/material bug fixes, expanded item stack handling, and started mannequin support, alongside profile/skull translation enhancements and Code of Conduct/documentation improvements.
September 2025
33 Commits • 11 Features
Sep 1, 2025September 2025 (Geyser) delivered major stability and compatibility improvements across Bedrock 1.21.x, along with significant feature work and code quality improvements. Key outcomes include protocol/mappings groundwork for 1.21.x support, updated data mappings and item tags, and initial work on 1.21.9/1.21.110 branches to reduce fragmentation and breakages. The team also completed essential block/material bug fixes, expanded item stack handling, and started mannequin support, alongside profile/skull translation enhancements and Code of Conduct/documentation improvements.
August 2025
1 Commits • 1 Features
Aug 1, 2025August 2025 performance summary for Geyser: Implemented stability-focused improvements for Waypoint and Vault features, delivered robust error handling and improved logging to capture stack traces, upgraded Adventure to a newer version, and refined click event payload handling to boost reliability. These changes address critical stack-trace issues and improve compatibility with recent libraries, directly reducing incident rates and improving user experience in cross-platform gameplay. Commit reference: 9b04d7e019da8b54d895762c7356f5bfa46d2950 (Fix: waypoint and vault stack traces, bump Adventure #5735). Overall, the work strengthens core stability, enhances diagnostics, and demonstrates proficiency in error handling, library upgrades, and payload processing.
1 Commits • 1 Features
Aug 1, 2025August 2025 performance summary for Geyser: Implemented stability-focused improvements for Waypoint and Vault features, delivered robust error handling and improved logging to capture stack traces, upgraded Adventure to a newer version, and refined click event payload handling to boost reliability. These changes address critical stack-trace issues and improve compatibility with recent libraries, directly reducing incident rates and improving user experience in cross-platform gameplay. Commit reference: 9b04d7e019da8b54d895762c7356f5bfa46d2950 (Fix: waypoint and vault stack traces, bump Adventure #5735). Overall, the work strengthens core stability, enhances diagnostics, and demonstrates proficiency in error handling, library upgrades, and payload processing.
August 2025
July 2025
7 Commits • 3 Features
Jul 1, 2025July 2025 performance summary for Geyser: Delivered cross-version compatibility improvements, data translation robustness, and several critical bug fixes, resulting in improved reliability for Bedrock-Java parity and smoother in-game experiences.
July 2025
7 Commits • 3 Features
Jul 1, 2025July 2025 performance summary for Geyser: Delivered cross-version compatibility improvements, data translation robustness, and several critical bug fixes, resulting in improved reliability for Bedrock-Java parity and smoother in-game experiences.
June 2025
46 Commits • 20 Features
Jun 1, 2025June 2025: Major UI/dialog system overhaul with robust internationalization, expanded UI typing, and build stability improvements for Geyser. Delivered end-to-end dialog experiences with translated content, dynamic forms, and multi-action flows, plus a streamlined configuration UX.
46 Commits • 20 Features
Jun 1, 2025June 2025: Major UI/dialog system overhaul with robust internationalization, expanded UI typing, and build stability improvements for Geyser. Delivered end-to-end dialog experiences with translated content, dynamic forms, and multi-action flows, plus a streamlined configuration UX.
June 2025
May 2025
1 Commits
May 1, 2025May 2025 monthly summary for GeyserMC/Geyser: Delivered a critical bug fix to block state registration for non-vanilla blocks by using the existing javaId and assigning a new ID when none is defined, enhancing block state accuracy and cross-version compatibility. This change improves reliability for players bridging Java and Bedrock editions and aligns with long-term stability goals.
May 2025
1 Commits
May 1, 2025May 2025 monthly summary for GeyserMC/Geyser: Delivered a critical bug fix to block state registration for non-vanilla blocks by using the existing javaId and assigning a new ID when none is defined, enhancing block state accuracy and cross-version compatibility. This change improves reliability for players bridging Java and Bedrock editions and aligns with long-term stability goals.
April 2025
2 Commits
Apr 1, 2025April 2025 for Geyser (GeyserMC/Geyser) focused on stability and data integrity. Delivered two bug fixes with measurable impact: 1) Block placement stability by reintroducing a null check in BlockPlaceMixin to prevent NPEs when a player is null during block placement (commit 59b0be8985ff072bc8eba1a0dbfe20e9e86fa1e5). 2) Data hashing robustness by skipping non-target data component types to avoid errors and unnecessary exceptions (commit 700f93214e8ec438b59ad4f1140a798a916fcb65). Overall, these changes reduce runtime errors, improve user experience for cross-platform play, and demonstrate strong Java/Mixin skills and defensive programming.
2 Commits
Apr 1, 2025April 2025 for Geyser (GeyserMC/Geyser) focused on stability and data integrity. Delivered two bug fixes with measurable impact: 1) Block placement stability by reintroducing a null check in BlockPlaceMixin to prevent NPEs when a player is null during block placement (commit 59b0be8985ff072bc8eba1a0dbfe20e9e86fa1e5). 2) Data hashing robustness by skipping non-target data component types to avoid errors and unnecessary exceptions (commit 700f93214e8ec438b59ad4f1140a798a916fcb65). Overall, these changes reduce runtime errors, improve user experience for cross-platform play, and demonstrate strong Java/Mixin skills and defensive programming.
April 2025
March 2025
37 Commits • 15 Features
Mar 1, 2025March 2025 monthly summary for GeyserMC/Geyser. Focused on delivering stable cross-version features, expanding data-driven design, and strengthening hashing and test infrastructure. Highlights below, with concrete commits to demonstrate delivery and traceability.
March 2025
37 Commits • 15 Features
Mar 1, 2025March 2025 monthly summary for GeyserMC/Geyser. Focused on delivering stable cross-version features, expanding data-driven design, and strengthening hashing and test infrastructure. Highlights below, with concrete commits to demonstrate delivery and traceability.
February 2025
1 Commits • 1 Features
Feb 1, 2025February 2025 — Key feature delivery and technical validation for the Geyser project. Delivered experimental minecart movement improvements with per-session enablement, enabling lerp-based smoothing for minecart movement packets and session-level gating via ClientboundUpdateEnabledFeaturesPacket to test 1.21.2 behavior.
1 Commits • 1 Features
Feb 1, 2025February 2025 — Key feature delivery and technical validation for the Geyser project. Delivered experimental minecart movement improvements with per-session enablement, enabling lerp-based smoothing for minecart movement packets and session-level gating via ClientboundUpdateEnabledFeaturesPacket to test 1.21.2 behavior.
February 2025
January 2025
1 Commits • 1 Features
Jan 1, 2025January 2025 monthly summary for GeyserMC/Geyser. Focused on maintaining and improving compatibility with the Fabric API ecosystem. Delivered a Fabric API Mod ID Compatibility Update to align fabric.mod.json with the latest mod ID, enabling users to run with the newest Fabric version and reducing upgrade friction. No major bugs fixed this month; effort concentrated on interoperability and release readiness.
January 2025
1 Commits • 1 Features
Jan 1, 2025January 2025 monthly summary for GeyserMC/Geyser. Focused on maintaining and improving compatibility with the Fabric API ecosystem. Delivered a Fabric API Mod ID Compatibility Update to align fabric.mod.json with the latest mod ID, enabling users to run with the newest Fabric version and reducing upgrade friction. No major bugs fixed this month; effort concentrated on interoperability and release readiness.
December 2024
2 Commits • 2 Features
Dec 1, 2024Month: 2024-12 Concise monthly summary for GeyserMC/Geyser focusing on features delivered and maintenance improvements. Highlights: Improved Item Tooltip Attribute Display for Java Edition parity; Simplified Attribute Naming by removing 'minecraft:generic.' prefixes. Commits included for tracking: 4d12c291087b371fc6ef937dfebc4c4e5e4c7474 (#5211) and c8dadd8342c5c8fba14a5da962700f741c3b116b (#5228). Overall impact: clearer player-facing information, reduced attribute naming complexity, and improved maintainability across cross-version parity.
2 Commits • 2 Features
Dec 1, 2024Month: 2024-12 Concise monthly summary for GeyserMC/Geyser focusing on features delivered and maintenance improvements. Highlights: Improved Item Tooltip Attribute Display for Java Edition parity; Simplified Attribute Naming by removing 'minecraft:generic.' prefixes. Commits included for tracking: 4d12c291087b371fc6ef937dfebc4c4e5e4c7474 (#5211) and c8dadd8342c5c8fba14a5da962700f741c3b116b (#5228). Overall impact: clearer player-facing information, reduced attribute naming complexity, and improved maintainability across cross-version parity.
December 2024
November 2024
1 Commits
Nov 1, 2024Month: 2024-11 — Focused on stability and correctness for entity metadata handling in Geyser. Implemented Arrow Entity Metadata Handling - In-Ground State Translator to fix in-ground state behavior for abstract arrow entities. This targeted change improves cross-version entity behavior with minimal risk and aligns with existing metadata translation strategy.
November 2024
1 Commits
Nov 1, 2024Month: 2024-11 — Focused on stability and correctness for entity metadata handling in Geyser. Implemented Arrow Entity Metadata Handling - In-Ground State Translator to fix in-ground state behavior for abstract arrow entities. This targeted change improves cross-version entity behavior with minimal risk and aligns with existing metadata translation strategy.
October 2024
1 Commits • 1 Features
Oct 1, 2024October 2024 — Delivered cross-version parity improvements for Geyser with Goat Horns Support and Cross-Version Item Cooldowns for version 1.21.2. This release refactored item translation logic to unify Bedrock and Java handling, added new instrument types, and centralized cooldown management to stabilize gameplay across versions. Impact: enhances cross-play experience, reduces edge-case bugs, and lowers maintenance costs for future version updates. Skills demonstrated include cross-version compatibility, refactoring for maintainability, and cooldown mechanics implementation. Commit integrated: 6cc2aa3697c4ec7dd822ef7839a0fe3b460d54e1.
1 Commits • 1 Features
Oct 1, 2024October 2024 — Delivered cross-version parity improvements for Geyser with Goat Horns Support and Cross-Version Item Cooldowns for version 1.21.2. This release refactored item translation logic to unify Bedrock and Java handling, added new instrument types, and centralized cooldown management to stabilize gameplay across versions. Impact: enhances cross-play experience, reduces edge-case bugs, and lowers maintenance costs for future version updates. Skills demonstrated include cross-version compatibility, refactoring for maintainability, and cooldown mechanics implementation. Commit integrated: 6cc2aa3697c4ec7dd822ef7839a0fe3b460d54e1.
October 2024
Activity
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Quality Metrics
Correctness85.0%
Maintainability85.4%
Architecture83.8%
Performance76.8%
AI Usage23.6%
Skills & Technologies
Programming Languages
GradleJSONJavaKotlinMarkdownNBTTOML
Technical Skills
API DesignAPI DevelopmentAPI IntegrationAPI RefactoringBackend DevelopmentBug FixingBuild System ConfigurationBuild System IntegrationClient-Server CommunicationCode AbstractionCode CleanupCode DocumentationCode OrganizationCode QualityCode Refactoring
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