Modules 
Module Description
io.helidon.common
Helidon Common library.
io.helidon.common.configurable
Common tools that use config component.
io.helidon.common.context
Helidon Common Context library.
io.helidon.common.crypto
Helidon Common Crypto library.
io.helidon.common.http
Helidon Common classes for HTTP server and client.
io.helidon.common.mapper
Helidon Common Mapper.
io.helidon.common.media.type
Helidon Common Media Type.
io.helidon.common.pki
Utilities for PKI configuration and loading of certificates and keys.
io.helidon.common.reactive
Helidon Common Reactive Library.
io.helidon.common.serviceloader
Helidon Common Service Loader.
io.helidon.config
Helidon SE Config module.
io.helidon.config.encryption
Module supporting encryption of secrets in configuration files.
io.helidon.config.etcd
Etcd config source implementation.
io.helidon.config.git
config git module.
io.helidon.config.hocon
Typesafe (Lightbend) Config (HOCON) Parser implementation.
io.helidon.config.mp
Implementation of the non-CDI parts of Eclipse MicroProfile Config specification.
io.helidon.config.objectmapping
config module.
io.helidon.config.testing
Configuration testing support.
io.helidon.config.yaml
YAML Parser implementation.
io.helidon.dbclient
Helidon DB Client.
io.helidon.dbclient.common
Helidon DB Client Common.
io.helidon.dbclient.health
Helidon DB Client Health Check.
io.helidon.dbclient.jdbc
Helidon Common Mapper.
io.helidon.dbclient.jsonp
Helidon DB JSON-P Mapper.
io.helidon.dbclient.metrics
Helidon DB Client Metrics.
io.helidon.dbclient.metrics.jdbc
Helidon JDBC DB Client Metrics.
io.helidon.dbclient.mongodb
Helidon Common Mapper.
io.helidon.dbclient.tracing
Helidon DB Client Tracing.
io.helidon.faulttolerance
Fault tolerance module for Helidon reactive implementation.
io.helidon.graphql.server
GraphQl server implementation.
io.helidon.grpc.client
gRPC Client Module.
io.helidon.grpc.core
gRPC Core Module.
io.helidon.grpc.metrics
gRPC Metrics Module.
io.helidon.grpc.server
gRPC Server Module.
io.helidon.health
Microprofile configuration module.
io.helidon.health.checks
Helidon health checks.
io.helidon.health.common
Helidon health common.
io.helidon.integrations.cdi.delegates
Provides classes and interfaces that wrap existing CDI constructs.
io.helidon.integrations.cdi.eclipselink
Provides classes and interfaces for working with Eclipselink in CDI.
io.helidon.integrations.cdi.hibernate
Provides classes and interfaces for working with Hibernate in CDI.
io.helidon.integrations.cdi.jpa
Provides classes and interfaces that integrate the provider-independent parts of JPA into CDI.
io.helidon.integrations.cdi.oci.objectstorage
Provides classes and interfaces that integrate the OCI object storage service into CDI 2.0-based applications.
io.helidon.integrations.cdi.referencecountedcontext
Provides classes and interfaces that support contextual reference counting.
io.helidon.integrations.common.rest
Common classes for accessing JSON based REST APIs of third party systems.
io.helidon.integrations.datasource.cdi
Provides classes and interfaces to assist in the development of DataSource-related CDI portable extensions.
io.helidon.integrations.datasource.hikaricp.cdi
CDI integration for the Hikari connection pool.
io.helidon.integrations.datasource.ucp.cdi
Provides classes and interfaces that integrate the Oracle Universal Connection Pool into CDI as a provider of DataSource beans.
io.helidon.integrations.jedis.cdi
CDI integration for the Jedis Redis client.
io.helidon.integrations.jta.cdi
Provides classes and interfaces that integrate JTA version 1.2 into CDI version 2.0 using Narayana as the underlying implementation.
io.helidon.integrations.jta.weld
Provides classes and interfaces that enable transactional observer methods in Weld-backed CDI 2.0 SE implementations using the Narayana engine.
io.helidon.integrations.micrometer
Support for Micrometer in Helidon SE.
io.helidon.integrations.micrometer.cdi
Support for Micrometer in Helidon MP.
io.helidon.integrations.micronaut.cdi
Integration of Micronaut into CDI.
io.helidon.integrations.micronaut.cdi.processor
Micronaut integration with CDI - annotation processor for Micronaut.
io.helidon.integrations.micronaut.data
Integration with Micronaut Data.
io.helidon.integrations.neo4j
Neo4j support module.
io.helidon.integrations.neo4j.health
Neo4j health checks module.
io.helidon.integrations.neo4j.metrics
Neo4j metrics support module.
io.helidon.integrations.oci.cdi
CDI extension to add support for injection of OCI APIs.
io.helidon.integrations.oci.connect
Classes needed for OCI to connect to service API.
io.helidon.integrations.oci.objectstorage
OCI Object Storage integration.
io.helidon.integrations.oci.objectstorage.health
OCI Object Storage Health.
io.helidon.integrations.oci.telemetry
Integration with OCI Telemetry.
io.helidon.integrations.oci.vault
Integration with OCI Vault REST API including the KMS encryption and digest support.
io.helidon.integrations.vault
Vault integration.
io.helidon.integrations.vault.auths.approle
AppRole authentication method for Vault.
io.helidon.integrations.vault.auths.common
Common classes for Vault integration.
io.helidon.integrations.vault.auths.k8s
Vault authentication method for Kubernetes.
io.helidon.integrations.vault.auths.token
Token authentication method for Vault.
io.helidon.integrations.vault.cdi
Vault integration with CDI.
io.helidon.integrations.vault.secrets.cubbyhole
Vault's Cubbyhole Secrets Engine support.
io.helidon.integrations.vault.secrets.database
Vault's Database Secrets Engine support.
io.helidon.integrations.vault.secrets.kv
Vault's Key/value version 2 Secrets Engine support.
io.helidon.integrations.vault.secrets.kvone
Vault's KV1 Secrets Engine support.
io.helidon.integrations.vault.secrets.pki
Vault's PKI Secrets Engine support.
io.helidon.integrations.vault.secrets.transit
Vault transit secrets.
io.helidon.integrations.vault.sys
Sys operations for Vault.
io.helidon.jersey.common
Utilities for Jersey handling.
io.helidon.jersey.connector
A Connector that utilizes the Helidon HTTP Client to send and receive * HTTP request and responses.
io.helidon.logging.common
Helidon logging.
io.helidon.logging.jul
Helidon Java Util Logging MDC support module.
io.helidon.logging.slf4j
Helidon Slf4j MDC module.
io.helidon.media.common
Media type support common classes.
io.helidon.media.jackson
Jackson support common classes.
io.helidon.media.jsonb
JSON-B support common classes.
io.helidon.media.jsonp
JSON-P support common classes.
io.helidon.media.multipart
Media MultiPart support classes.
io.helidon.messaging
Helidon Reactive Messaging.
io.helidon.messaging.connectors.aq
MicroProfile Reactive Messaging Oracle AQ connector.
io.helidon.messaging.connectors.jms
Microprofile messaging JMS connector.
io.helidon.messaging.connectors.kafka
Microprofile messaging Kafka connector.
io.helidon.metrics
Helidon Metrics implementation.
io.helidon.metrics.jaeger
Helidon Jaeger metrics integration.
io.helidon.metrics.prometheus
Prometheus support.
io.helidon.metrics.traceexemplar
Provides exemplar support in metrics using tracing identifiers.
io.helidon.microprofile.accesslog
MicroProfile access log extension.
io.helidon.microprofile.cdi
CDI implementation enhancements for Helidon MP.
io.helidon.microprofile.config
CDI extension for microprofile config implementation.
io.helidon.microprofile.cors
Support for CORS.
io.helidon.microprofile.faulttolerance
Microprofile fault tolerance implementation.
io.helidon.microprofile.graphql.server
GraphQL microprofile server module.
io.helidon.microprofile.grpc.client
gRPC client implementation for Helidon MP.
io.helidon.microprofile.grpc.core
gRPC microprofile core module
io.helidon.microprofile.grpc.metrics
gRPC microprofile metrics module
io.helidon.microprofile.grpc.server
gRPC microprofile server module
io.helidon.microprofile.health
Microprofile health module.
io.helidon.microprofile.jwt.auth
Microprofile jwt module.
io.helidon.microprofile.messaging
MicroProfile Reactive Messaging implementation.
io.helidon.microprofile.messaging.health
MicroProfile Reactive Messaging Health check.
io.helidon.microprofile.metrics
Microprofile metrics implementation.
io.helidon.microprofile.oidc
Microprofile OIDC integration.
io.helidon.microprofile.openapi  
io.helidon.microprofile.reactive
MicroProfile Reactive Streams Operators implementation.
io.helidon.microprofile.restclient
MP Rest client.
io.helidon.microprofile.scheduling
CDI Scheduling implementation.
io.helidon.microprofile.security
Microprofile configuration module.
io.helidon.microprofile.server
Implementation of a layer that binds microprofile components together and runs an HTTP server.
io.helidon.microprofile.tracing
Eclipse Microprofile Tracing implementation for helidon microprofile.
io.helidon.microprofile.tyrus
MP Tyrus Integration
io.helidon.openapi
Helidon SE OpenAPI Support.
io.helidon.scheduling
Scheduling module for Helidon reactive implementation.
io.helidon.security
Java for cloud security module.
io.helidon.security.abac.policy
Policy attribute validator.
io.helidon.security.abac.policy.el
Policy attribute validator.
io.helidon.security.abac.role
Role attribute validator.
io.helidon.security.abac.scope
Scope attribute validator.
io.helidon.security.abac.time
Time attribute validator.
io.helidon.security.annotations
Annotations for integration with environment supporting annotations.
io.helidon.security.integration.common
Security integration common.
io.helidon.security.integration.grpc
Security integration with Helidon gRPC.
io.helidon.security.integration.jersey
Security integration with Jersey.
io.helidon.security.integration.jersey.client
Security integration with Jersey Client.
io.helidon.security.integration.webserver
Security integration with Helidon Webserver.
io.helidon.security.jwt
Http signature provider.
io.helidon.security.providers.abac
Attribute based access control provider.
io.helidon.security.providers.common
Java for cloud security module providers.
io.helidon.security.providers.config.vault
Vault operation backed by configuration.
io.helidon.security.providers.google.login
Google login authentication provider.
io.helidon.security.providers.header
Header based authentication provider.
io.helidon.security.providers.httpauth
Basic and digest authentication provider.
io.helidon.security.providers.httpsign
Http signature provider.
io.helidon.security.providers.idcs.mapper
IDCS role mapper.
io.helidon.security.providers.jwt
JWT provider.
io.helidon.security.providers.oidc
OIDC authentication and security propagation provider.
io.helidon.security.providers.oidc.common
OIDC common classes.
io.helidon.security.util
Helidon Security utilities.
io.helidon.servicecommon.rest
Support types for REST services.
io.helidon.servicecommon.restcdi
General-purpose reusable artifacts to help write CDI extensions, annotation processing, and interceptors for Helidon services.
io.helidon.tracing
Opentracing support for helidon, with an abstraction API and SPI for tracing collectors.
io.helidon.tracing.config
Tracing configuration for traced components.
io.helidon.tracing.jaeger
Jaeger tracing support.
io.helidon.tracing.jersey
Tracing integration with Jersey.
io.helidon.tracing.jersey.client
Tracing integration with jersey (JAX-RS) client.
io.helidon.tracing.tracerresolver
TracerResolver tracing support.
io.helidon.tracing.zipkin
Zipkin tracing support.
io.helidon.webclient
Helidon WebClient.
io.helidon.webclient.jaxrs
Basic integration with JAX-RS client.
io.helidon.webclient.metrics
Helidon WebClient Metrics.
io.helidon.webclient.security
Helidon WebClient Security.
io.helidon.webclient.tracing
Helidon WebClient Tracing.
io.helidon.webserver
Reactive web server.
io.helidon.webserver.accesslog
Reactive web server.
io.helidon.webserver.cors
The Helidon SE CORS module
io.helidon.webserver.jersey
Jersey integration.
io.helidon.webserver.staticcontent
Static content support for Helidon WebServer.
io.helidon.webserver.tyrus
Tyrus integration.