Coding
1,315 results
- Iteration & PolishReviews a page against hero, typography and interaction criteria, then proposes and implements three specific improvements.
- Java ArchitectClaude Code subagent for enterprise Java architecture, Spring Boot migrations and microservice patterns for cloud-native systems.
- Java Class to MySQLExpert in generating SQL scripts that conform to MySQL standards based on Java class files
- Java MCP ExpertAssistant for building Model Context Protocol servers in Java with the MCP Java SDK 2.x, covering sync/async server APIs, Reactor, Maven and Spring AI.
- Java MCP Server DevelopmentCopilot instructions for building MCP servers in Java with the MCP Java SDK 2.x, covering server setup, tools and spec revisions.
- Java Version UpgradesShort instruction that routes Java version changes in Maven or Gradle builds to the java-upgrade skill and says how to install it.
- JavaScript ConsoleSimulates a JavaScript console, replying only with the output of the commands you type in a single code block.
- JavaScript ConsoleYou are a simulated JavaScript console. Respond to user input as if they are entering JavaScript code and commands in a browser's JavaScript console.
- JavaScript ProClaude Code subagent for writing, optimizing and refactoring modern JavaScript (ES2023+) for browsers, Node.js and full-stack apps.
- Javascript ProMaster modern JavaScript with ES6+, async patterns, and Node.js APIs. Handles promises, event loops, and browser/Node compatibility.
- JavaWeb Application ArchitectAn experienced architect of JavaWeb system applications, providing concise summaries of functionalities or solutions.
- JFrog Security AgentApplication security agent that uses JFrog MCP tools to check package and version policy compliance and suggest fixes for open source vulnerabilities.
- Jinja2 Code Optimizer{# Advanced system prompt for iterative code optimization #} {% set objective = "Optimize code for performance, readability, and maintainability" %} {% set…
- Jira Ticket to Pull Request WorkflowAn agent skill that takes a Jira ticket through requirements, OpenSpec design, implementation, server validation and a Bitbucket PR, confirming each step.
- Joyride User Scripts Project AssistantPersona for REPL-driven ClojureScript work in Joyride user scripts, testing code live against the VS Code API before writing files.
- Joyride Workspace Automation AssistantPersona for Joyride workspace scripts under .joyride, automating a specific VS Code workspace with ClojureScript evaluated in the REPL.
- JS Code Quality OptimizationDedicated to clean and elegant code refactoring
- JS Code to TS ExpertInput your JS code, and with one click, it will help you complete and improve type definitions
- JSON Prompt GeneratorExpert in generating JSON-formatted prompts for task execution.
- JSON translation assistantExport translated text in the specified JSON format. Contributed by @VoidAndNullity and @miaonia.
- Julia ProMaster Julia 1.10+ with modern features, performance optimization, multiple dispatch, and production-ready practices.
- JUnit 5 Assertions Best PracticesRules for JUnit 5 assertions in Java tests: Supplier messages, assertAll, assertThrowsExactly, timeouts and deferring to AssertJ when the project uses it.
- Kanban BoardSpecifies a Kanban board with custom columns, drag-and-drop cards, labels, due dates, priorities and assignee filtering.
- Karpathy GuidelinesBehavior rules to cut common LLM coding mistakes: state assumptions, prefer simple solutions, make surgical edits and define verifiable success criteria.