231 mods tagged Java that install into Cursor, measured the same four ways as everything else here: what each costs in tokens on every session, what a security scan found and why, whether it is the original, and what changed.
MCP server Claude CodeCodexCursor +2
MCP server "ghidra-mcp" as configured in bethington/ghidra-mcp. Runs locally from the c:/Users/benam/source/mcp/ghidra-mcp Python package. Needs 3 environment variables to run.
Cursor rule Cursor
JVM Continuous Profiling (sentry-async-profiler).
Agent Claude CodeCursor
Tech lead for Java Enterprise Development. Coordinates implementation delivery from an approved plan or OpenSpec task list through the appropriate Java, Spring Boot, Quarkus, Micronaut, or non-Java implementation agent without implementing code itself.
Cursor rule Cursor
EDDI Backend — AI Agent Instructions. Complete project context, architecture, and coding guidelines.
MCP server Claude CodeCodexCursor +2
MCP server for Java class and jar file decompilation using CFR. Runs locally from the java-decompile-mcp Python package.
MCP server Claude CodeCodexCursor +2
MCP server "mcp-zap-server" as configured in dtkmn/mcp-zap-server. Runs in Docker (ghcr.io/dtkmn/mcp-zap-server:v0.8.0). Needs 8 environment variables to run.
Cursor rule Cursor
A Java code rule that requires using imports and short class names when class names do not conflict. Fully qualified names remain allowed for documented exceptions such as naming conflicts and certain strings.
alkoleft/platform-context-exporter
Cursor rule Cursor
Java Object-Oriented Design Guidelines.
jabrena/cursor-rules-spring-boot
Cursor rule Cursor
Spring Boot Core guidelines focus on proper usage of main annotations, bean management, and configuration best practices to build maintainable and efficient Spring Boot applications.
MCP server Claude CodeCodexCursor +2
63 semantic Java analysis tools via Eclipse JDT: navigation, refactoring, code intelligence. Runs locally from the javalens-mcp npm package. Needs 3 environment variables to run.
MCP server Claude CodeCodexCursor +2
One of 3 in .mcp.json
Model Context Protocol (MCP) server for Java decompilation. Runs locally from the @idachev/mcp-javadc npm package.
Cursor rule Cursor
A set of coding rules for Java and Spring Boot projects. Spring Boot is a Java framework for building web services and other applications.
Cursor rule Cursor
Arena — agent instructions (generated from AGENTS.md; do not edit by hand).
schemacrawler/SchemaCrawler-AI
MCP server Claude CodeCodexCursor +2
MCP server "schemacrawler-ai" as configured in schemacrawler/SchemaCrawler-AI. Runs in Docker (schemacrawler/schemacrawler-ai:17.9.0-1). Needs 11 environment variables to run.
Cursor rule Cursor
List names = users.stream() .map(User::getName) .filter(name -> name != null && !name.isEmpty()) .collect(Collectors.toList()).
Cursor rule Cursor
A naming rule for Java code parameters marked with @ComponentParameter. Their keys must be flat names using letters, numbers, and underscores; dots are not allowed.
ETHAN0430/java-class-analyzer-mcp
MCP server Claude CodeCodexCursor +2
MCP server "java-class-analyzer-mcp-server" as configured in ETHAN0430/java-class-analyzer-mcp. Runs locally from the @yifei/java-class-analyzer-mcp-server npm package.
MCP server Claude CodeCodexCursor +2
Universal MCP server for analyzing Java classes from Maven dependencies with full JavaDoc support. Runs locally from the java-class-analyzer-mcp npm package.
MCP server Claude CodeCodexCursor +2
Gradle-accurate JVM classpath; fetch Java source, signatures, and class structure for agents. Runs locally from the jvmsrc npm package. Needs 6 environment variables to run.
pallerana/agentic-loop-engineering-kit
Cursor rule Cursor
Java Spring Boot coding standards and patterns for your monorepo services.
MCP server Claude CodeCodexCursor +2
MCP server for Java Maven projects to provide jar class definitions to AI. Runs locally from the @biggerball/java-jar-mcp npm package.
MCP server Claude CodeCodexCursor +2
MCP server "java-refactor-mcp" as configured in egn88/refactor-mcp. Runs locally from the java-refactor-mcp npm package.
Cursor rule Cursor
A set of coding and engineering guidelines for modern Java, including Java 17 and 21. It covers project structure, dependencies, naming, errors, testing, security, databases, APIs, deployment, and code quality.
Cursor rule Cursor
A set of Chinese-language engineering and coding rules for Java projects built with Spring Boot and Maven.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: