NeVibeCode · 2,279 items
Skills for Backend and APIs
Skills for Backend and APIs: what each one does, an install command and example prompts.
nestjs-code-review skill A skill that reviews NestJS apps: controllers, services, modules, DI, guards and database patterns. Useful before merging a pull request.
CX Codex +1
3,800installs
spring-boot-resilience4j skill Generates Resilience4j fault tolerance patterns for Spring Boot 3.x projects. Use it to configure circuit breakers and retry logic.
CX Codex +1
3,800installs
unit-test-service-layer skill A skill that gives the agent a Mockito pattern for service-layer unit tests: mock repositories, verify calls, cover exception paths.
CX Codex +1
3,800installs
nestjs-best-practices skill A skill that hands your agent a rulebook for NestJS: module boundaries, provider scopes, exception filters, DTO validation and Drizzle ORM.
CX Codex +1
3,800installs
spring-boot-cache skill Configures caching in Spring Boot services using Caffeine, Redis, or Ehcache providers. Helps set up TTL policies, apply cache annotations, and trace cache misses.
CX Codex +1
3,800installs
zod-validation-utilities skill Guides Zod v4 validation for TypeScript APIs, forms, and configuration. Use it when external input needs parsing, coercion, and clear validation errors.
CX Codex +1
3,800installs
spring-boot-event-driven-patterns skill A Spring Boot 3.x skill for domain events, @TransactionalEventListener, Kafka messaging and the transactional outbox pattern. Useful when sync calls between services need to become events.
CX Codex +1
3,800installs
llm-application-dev skill A skill for building LLM-powered features: prompt patterns, a RAG pipeline, API calls and retry handling.
CX Codex +1
462installs
graphql-schema skill Guides GraphQL SDL schema design following Apollo best practices. Useful when creating schema.graphql, adding mutations, or setting up pagination.
CX Codex +1
4,000installs
sentry-sdk-upgrade skill This skill guides major version upgrades for the Sentry JavaScript SDK, like migrating from v7 to v8 or v9. It finds deprecated APIs, updates imports, and verifies the build.
CX Codex +1
3,100installs
aws-sdk-java-v2-rds skill Guides AI agents in managing Amazon RDS databases via the AWS SDK for Java 2.x. Useful for provisioning instances, snapshots, and parameter groups.
CX Codex +1
3,700installs
aws-sdk-java-v2-kms skill This skill provides AWS KMS patterns for AWS SDK for Java 2.x, covering keys, encryption, data keys, signatures, and Spring Boot integration.
CX Codex +1
3,700installs
aws-sdk-java-v2-secrets-manager skill A skill for pulling AWS Secrets Manager values into Java services: retrieval, caching, rotation-aware access and Spring Boot wiring.
CX Codex +1
3,700installs
aws-sdk-java-v2-messaging skill Code patterns for AWS SQS and SNS using AWS SDK for Java 2.x. Helps configure clients, handle FIFO queues, set up DLQ, and integrate messaging into Spring Boot.
CX Codex +1
3,700installs
aws-sdk-java-v2-bedrock skill A skill that shows your agent how to call Amazon Bedrock models from AWS SDK for Java 2.x: text, images, embeddings and streaming.
CX Codex +1
3,700installs
aws-sdk-java-v2-core skill Walks through building AWS SDK for Java 2.x clients with sensible defaults: credentials, region, HTTP stack, timeouts, retries. Useful when a client fails on its first call.
CX Codex +1
3,700installs
aws-sdk-java-v2-lambda skill A skill that feeds your agent AWS Lambda patterns built on AWS SDK for Java 2.x. Useful when your Java service calls or deploys Lambda functions.
CX Codex +1
3,700installs
aws-rds-spring-boot-integration skill A skill that walks through wiring AWS RDS into Spring Boot: HikariCP pooling, SSL, IAM auth, Secrets Manager.
CX Codex +1
3,700installs
aws-sdk-java-v2-dynamodb skill Provides Amazon DynamoDB patterns using AWS SDK for Java 2.x and the Enhanced Client. Use it for type-safe CRUD, queries, transactions, and Spring Boot integration.
CX Codex +1
3,700installs
aws-sdk-java-v2-s3 skill Hands your agent ready-made Amazon S3 patterns for AWS SDK for Java 2.x: buckets, object uploads, multipart, presigned URLs.
CX Codex +1
3,700installs
langchain4j-mcp-server-patterns skill Provides design patterns for building Java MCP servers and connecting them to LangChain4j. Useful when exposing tools in Spring Boot and securing agent execution.
CX Codex +1
3,700installs
langchain4j-vector-stores-configuration skill A skill that shows how to wire a LangChain4J vector store for RAG: connections, embedding dimensions, metadata filters.
CX Codex +1
3,700installs
unit-test-application-events skill Unit test patterns for Spring events: verify publishing through ApplicationEventPublisher and exercise @EventListener handlers without booting the context.
CX Codex +1
3,700installs
unit-test-config-properties skill Provides JUnit 5 patterns to unit test Spring Boot @ConfigurationProperties using ApplicationContextRunner without starting a full application context.
CX Codex +1
3,700installs
unit-test-caching skill Unit test patterns for Spring Cache annotations: cache hits and misses, eviction, SpEL keys, all without booting a full Spring context.
CX Codex +1
3,700installs
langchain4j-ai-services-patterns skill A skill that walks your agent through declarative AI Services in LangChain4j: interfaces, annotations, memory and tool calling.
CX Codex +1
3,700installs
qdrant skill Provides integration patterns for the Qdrant vector database in Java and Spring Boot with LangChain4j. Helps build semantic search and vector stores for RAG.
CX Codex +1
3,700installs
unit-test-mapper-converter skill A skill for unit-testing MapStruct mappers and converters: field mapping, null handling, nested objects and round-trip conversion.
CX Codex +1
3,700installs
unit-test-exception-handler skill Patterns for unit testing @ExceptionHandler and @ControllerAdvice in Spring Boot: status codes, JSON error bodies and field-level validation errors.
CX Codex +1
3,700installs
unit-test-scheduled-async skill A skill with ready patterns for unit testing Spring @Scheduled and @Async methods: JUnit 5, CompletableFuture, Awaitility, Mockito.
CX Codex +1
3,700installs
langchain4j-rag-implementation-patterns skill A coding-agent skill that scaffolds LangChain4j RAG pipelines: document ingestion, embedding stores, vector search and knowledge-base answers.
CX Codex +1
3,700installs
langchain4j-spring-boot-integration skill Configures LangChain4j in Spring Boot applications, setting up declarative @AiService interfaces, chat memory, and RAG pipelines with Spring Data.
CX Codex +1
3,700installs
langchain4j-tool-function-calling-patterns skill A skill that shows your agent how to expose Java methods with @Tool, register them in AiServices and handle tool execution errors.
CX Codex +1
3,700installs
unit-test-security-authorization skill A skill with patterns for unit testing Spring Security authorization: @PreAuthorize, @Secured, @RolesAllowed and custom permission evaluators. Useful when you need fast access-control tests without the full Spring Security context.
CX Codex +1
3,700installs
spring-data-neo4j skill Provides integration patterns for Spring Data Neo4j in Spring Boot projects. Helps set up node mappings, Cypher queries, and repository slice tests.
CX Codex +1
3,800installs
docker-project-foundations skill This skill bootstraps Docker environments from scratch. It generates a baseline set of .dockerignore, Dockerfile, and compose.yaml files.
CX Codex +1
1,000installs
msgraph skill Search Microsoft Graph API endpoints, permissions, resource schemas and query examples from local indexes. Use it before an agent builds or executes a Graph API request.
CX Codex +1
1,400installs
shopify skill A skill for building on Shopify: apps, checkout and admin extensions, Liquid themes, plus GraphQL and REST API work.
CX Codex +1
450installs
sentry-setup-ai-monitoring skill Configures Sentry AI monitoring for LLM calls, agent runs, and token metrics. Inspects project dependencies across Node.js, Python, or Laravel to wire up integrations.
CX Codex +1
3,000installs
convex-agents skill Guides agent setup with the @convex-dev/agent component. Useful when adding chat threads, tool calling for queries and mutations, or RAG to a Convex app.
CX Codex +1
1,500installs
921–960 of 2,279
