April 2026 monthly summary for infinispan/infinispan focusing on delivering reliable protocol negotiation, security hardening, analytics enhancements, and CI/CD reliability improvements. Key outcomes include protocol negotiation and Hot Rod metadata improvements enabling safe upgrades to the latest server protocol, a core security upgrade to DIGEST-SHA-256, and the introduction of AGGREGATE COUNT for major sorted-set commands. CI/CD and testing improvements reduced flaky tests, improved visibility into timeouts, and accelerated release cycles. Technologies demonstrated include Java-based protocol handling, automated tests, security hardening practices, and build-pipeline automation.

Month 2026-03: Delivered robustness, flexibility, and stability improvements across infinispan/infinispan and infinispan/protostream, with a focus on business value and developer productivity. Key features and stability work reduced risk in production workloads, expanded data-structure capabilities, and streamlined operations.

February 2026 delivered a broadened Redis-compatible command surface, stronger core correctness, and a hardened CI/test infrastructure, while elevating code quality and developer experience. The work directly increases business value by enabling richer data operations, improving data integrity in distributed setups, and reducing release risk through better test stability and documentation.

Month: 2026-01. Across the infinispan/infinispan and infinispan/protostream repositories, delivered a set of quality, performance, and readiness improvements that drive maintainability, platform readiness, and developer velocity. Key features and fixes include standardizing code style with Checkstyle, modernizing dependencies, and hardening runtime behavior and APIs for production use. The work positions the project for Java 25 readiness and supports a smoother upgrade path for downstream users. Key features delivered: - Code style enforcement with Checkstyle across core modules (ImportOrder, LeftCurly, RightCurly, EmptyCatchBlock). Commits: 9d5d09511c339465f56dc3e1108a6baa1a20c8cf; ee0daae42064047635d70499816b4ca9b5bbee59; ef65f776de64a6f756078768834b09f30751f776; abaaa3ef491d40b490e25791b2d3bcfd4478d0b0. - Dependency management: Separate jackson-annotations version due to Jackson 2.20+. Commit: 4a695a74296cf6fbae59292dbaee1e963f3246e4. - AOT mode auto: Use AOTMode=auto. Commit: 38f1d1c4cb25fb4f27d2d521cc28a8fddb68ed22. - Dependency updates for runtime readiness: Lucene 10.3.2 and Netty 4.1.130.Final. Commits: 5d19aec987e4dd28a3fc2a84340f8dcb872a7635; c33a576d8004af6864f7b5f92bc1f1cf34ff3cc1. - Platform and compatibility upgrades: Require JDK 25 for server/runtime; Versioning/compatibility updates (16.2 fixes, improved version range spec, Checkstyle 13.0.0, WildFly 39.0.0, removal of protoparser version declaration, and using BouncyCastle from pom in server IT). Commits: d740b39cbfc88e35a62963faaf513c724a6a3c6e; multiple commits listed under 16.2 version fixes, etc. - API/docs and UX enhancements: Anonymous access to /server API; Swagger UI improvements (sorting APIs/tags/ops) and disk footprint reductions. Commits: 4c265061f00dd5331db50a5409a9a28f3b257041; 440bd076257185271e67d635cf34f114cc432bd3; 368ae560554a387b15e9f97bd9151d2733bc806d. - Quality and governance: Server report bugfix, Project Governance update. Commits: c0d33563c6483eba495a77c36f9278a7a22d2801; 5571f2e51b343880e64e174289490bbd8a43a875. - Code cleanup and maintainability: Remove annotation processors from dependencies; Rename infinispan-commons-test to infinispan-testing. Commits: a83dd3b098f85b2f8fb9108684a087a31be1ca33; 4ada5e58d694df249eaf674658913163a5cc3f35. - Architectural refactor: Encapsulate functional map implementation. Commit: bf1c9c7c00daa545e5fb919178940debe5a56c92. - API surface and module hygiene: Allow anonymous API access, Swagger UI refinements, and dependencies cleanup. See above commits. Major bugs fixed: - CLI batch failure handling: Fix and enhance CLI batch failure handling. Commit: 19879b49215cd84b12b14a5e4aef6048bf9ba211. - NativeMissingResilienceIT compilation: Fix compilation error. Commit: ffe9157fa6b83c69c6057e2e31ffaf72eb5c33e0. - Server report formatting and generation improvements. Commit: c0d33563c6483eba495a77c36f9278a7a22d2801. Overall impact and accomplishments: - Significantly improved code quality, maintainability, and onboarding efficiency through Checkstyle standardization and dependency cleanup. - Strengthened runtime stability and compatibility across dependencies and Java platform readiness, reducing upgrade risk for users. - Enhanced developer and operator experience with API access improvements, Swagger UI refinements, and better governance and documentation practices. Technologies/skills demonstrated: - Java build tooling and dependency management; Gradle/Maven configuration improvements across modules. - Code quality governance (Checkstyle) and static analysis integration. - API design and documentation best practices (Swagger UI, API sorting, documentation footprint reduction). - Architectural refactoring (functional map encapsulation) and modular exposure (RandomAccessOutputStreamImpl in protostream). - Platform readiness and compatibility engineering for Java 25, Lucene/Netty upgrades, and JDK-level constraints.

Month 2025-12 monthly summary for infinispan/infinispan: Key security, configuration, testing, and build improvements delivered with strong business value. Security hardening and access control enhancements tightened authorization for SCRIPT FLUSH, enabled SPNEGO host override for REST client authentication, and removed deprecated cryptographic algorithms (MD5/SHA-1), reducing attack surface and simplifying compliance. Representative commits include ae91b2de8d199350ba9adde5b4bad8c4ea0319a3; 34e9492f2a01d2d09f0c45abfeea8de6ac4b7598; f1210e8e1a166e160b1ce8702834c1fefa00103e. Configuration and Networking Serialization Enhancements added serialization without namespaces, removed scope ID from multihost addresses, and added INADDR_ANY support for cluster slots, improving deployment flexibility and robustness in dynamic clusters. Representative commits include e207fd2008013c7d68f4527e5560be60949dd270; bf3718214f863ae3f0d2876c0c7141556af9cacf; 8e4e93718df94a4a4d5ec08ff0c215c98a981108. Testing Framework and Infrastructure Enhancements expanded authorization coverage, improved resource management, containerized server tests, and rolling upgrades compatibility filtering, boosting test reliability and CI feedback. Representative commits include 7ca5cb5b4e828ec374c2d50f472946e6ce4c0781; 45d5a5719d218da03f09218151ee4a07bc3419ca; d482ea45f68570ec86b335c001d2c260a54a3611. Build, Dependency, and Version Updates aligned BOMs and dependencies (ProtoStream 6.0.3, MySQL Connector 9.5.0) to enable smoother releases. Representative commits include e8f32ce5fd056a9179676c3c1fde739f39431acd; 647a923c826df8dccd81de824bee72cf6cee4a35; b783f32f8612cfd1971933688582bc2618752756. Documentation Clarity Improvements removed unescaped examples in JavaDoc to prevent misinterpretation of regex; commits include 5432ceb474dfbbb2629e838e25bd7ab753190b4e.

November 2025 monthly summary for the InfinitySpin project teams covering infinispan/infinispan and infinispan/protostream. Delivered notable features, fixed critical issues, and advanced platform readiness across the project, enabling safer releases, improved performance, and a better developer experience. Highlights include ProtoStream upgrade, server/CLI executable JARs, release workflow improvements, and tooling enhancements (templates, PRs, docs) along with container-image improvements and Lucene 10 support.

October 2025 — Performance summary for infinispan/infinispan. Delivered substantial improvements to CI/CD, release stability, and build reliability across the project, while advancing security hardening and upgrade compatibility. Implemented automated release workflows and server image release automation, upgraded core build tooling, and hardened runtime behavior. Enhanced error visibility and packaging reliability to reduce release risk and operational toil. Key deliveries include robust CI/CD and build stability enhancements; Lua scripting security hardening in Redis; upgrading JGroups to 5.5 with adjusted rolling upgrade behavior; and improved transcoding error reporting. These changes collectively reduce release risk, accelerate deployment cycles, and improve operator debugging workflows. Overall impact: more reliable releases, safer runtime upgrades, clearer error diagnostics, and stronger security posture with measurable business value in faster time-to-market and reduced operational friction. Technologies/skills demonstrated: CI/CD automation (GitHub Actions), Maven build and release tooling, container image packaging and scripting, Java ecosystem (Do not list specifics), JGroups schemas, Redis Lua scripting hardening, transcoding pipelines, and release engineering.

September 2025 — Delivered reliable CI/build tooling, targeted stability fixes, and JPMS/API enhancements across infinispan/infinispan and infinispan/protostream. The initiative reduced release risk, accelerated feedback loops, and improved developer experience by hardening builds, increasing observability, and advancing modularity support. Notable outcomes include CI fixes for Maven 4, tooling modernization, post-mortem debugging enhancements, stability improvements for rolling upgrades and leak detection, and Protostream JPMS/API refinements.

August 2025 monthly summary: Delivered targeted features and strategic refactors across protostream and infinispan that increase modularity, configurability, and API consistency while tightening release reliability. The work enables faster downstream development, more predictable deployments, and improved engineering discipline.

July 2025 delivered a focused set of performance, security, and release reliability improvements across the Infinispan projects. The work emphasizes business value through faster startup times, stronger security, and streamlined deployment pipelines, while also cleaning up legacy code paths and improving test reliability. Key accomplishments include: - AOT caching and packaging modernization for Infinispan Server, enabling faster startup and lower memory footprint, along with a new server image module for UBI-based micro container images and updates to build docs for newer JDKs. Commit: c0016ad1b8b488c5a8327e6ca96f1b179a9456d5 - CLI security hardening to prevent credential leakage on unknown commands, addressing CVE-2025-5731 style concerns. Commit: ef5e9b6b743f1a8406c1867cb8657ce25b8ab4fd - Hot Rod Client cleanup by removing deprecated 12.x features, focusing on transaction and serialization configurations to streamline the codebase. Commit: 32836c4f95b13f57862b887f85f1f1f8e7b50f61 - Release workflow and packaging improvements, including support for tagging Docker images with 'latest' for stable releases, improving deployment consistency. Commit: 4ca1f899c714eaf20a3baa415f279de252a5c298 - Cryptography enhancement by integrating Bouncy Castle into the native CLI, boosting cryptographic capabilities and security posture. Commit: 9dd102e68d16890e4831be2325f6a5511090de3e Additional notes: - Documentation fixes (Javadoc link, deprecation notes) and version rollback adjustments were performed to restore stability and improve developer experience. Commits: f16bf191d1e387dbbf1e84549c36f89facfe3f7b, d9135cb5af1f6be32690b6e9124458b4ee439cb6, 868fd225395da23101e86ebe3bd321db786d111e, f3c6cd9584d28f93d50d82f751a263ce143d64da - Test reliability improvements were implemented by extending thread leak detection ignore patterns. Commit: 8de2961dbd67234201595f4c823101a150920f22 Impact and metrics focus: - Startup time and memory usage reductions from AOT caching. - Reduced risk of credential exposure in CLI and strengthened cryptography in native tooling. - More reliable deployment with 'latest' image tagging in release processes. - Cleaner codebase with removal of deprecated 12.x paths and adherence to style guidelines in Protostream. - Improved test signals with reduced false positives in thread leak checks.

June 2025 — infinispan/infinispan: Completed Batch 2 of the 11.0 deprecations cleanup, delivering a cleaner API surface across the codebase and reducing migration risk. Key areas impacted include: Global nearcache configuration, unused MediaTypes and encoders, SiteConfiguration, DistributionManager, MemoryConfiguration, remote/transport pools, InitializationContext.getExecutor, PeekableMap, core Closeables, Persistence*Supplier, Versioned, Hot Rod server lazy topology, SerializatioConfiguration whitelist, ClusterLoader, DefaultCacheManager, CacheLoader/CacheStore, ClusterRoleMapper, and CustomFailurePolicy. The work comprises 23 commits across both batches, with explicit references to PR #14993.