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.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.metrics  
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
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.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.dbclient.webserver.jsonp
JSON-P support to map DB Client responses to webserver responses.
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.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.jersey.common
Eclipse Microprofile Tracing implementation for helidon microprofile.
io.helidon.media.common
Media type support common classes.
io.helidon.media.jackson.common
Jackson support common classes.
io.helidon.media.jackson.server
Jackson-based JSON serialization support for webserver.
io.helidon.media.jsonb.common
JSON-B support common classes.
io.helidon.media.jsonb.server
JSON-B support for Webserver.
io.helidon.media.jsonp.common
JSON-P support common classes.
io.helidon.media.jsonp.server
JSON-P support for Webserver.
io.helidon.metrics
Helidon Metrics implementation.
io.helidon.metrics.prometheus
Prometheus support.
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.faulttolerance
Microprofile fault tolerance implementation.
io.helidon.microprofile.grpc.client  
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.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 clienr.
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  
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.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.service.configuration.accs
Provides the ACCSSystem System implementation.
io.helidon.service.configuration.api
Provides classes and interfaces for automatically discovering service configuration information.
io.helidon.service.configuration.hikaricp
Provides classes and interfaces for automatically discovering service configuration information relevant to Hikari connection pool componentry.
io.helidon.service.configuration.hikaricp.accs
Provides classes and interfaces for automatically discovering service configuration information relevant to Hikari connection pool componentry when running on the Oracle Application Cloud Container Service system.
io.helidon.service.configuration.hikaricp.localhost
Provides classes and interfaces for automatically discovering service configuration information relevant to Hikari connection pool componentry suitable for local testing environments.
io.helidon.service.configuration.kubernetes
Provides classes and interfaces related to service configuration on a Kubernetes system.
io.helidon.service.configuration.microprofile.config
Provides classes and interfaces that implement the ConfigSource interface with ServiceConfiguration constructs.
io.helidon.service.configuration.ucp
Provides classes and interfaces for automatically discovering service configuration information relevant to Oracle Universal Connection Pool componentry.
io.helidon.service.configuration.ucp.accs
Provides classes and interfaces for automatically discovering service configuration information relevant to Oracle Universal Connection Pool componentry when running on the Oracle Application Cloud Container Service system.
io.helidon.service.configuration.ucp.localhost
Provides classes and interfaces for automatically discovering service configuration information relevant to Oracle Universal Connection Pool componentry suitable for local testing environments.
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.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.jersey
Jersey integration.
io.helidon.webserver.tyrus
Tyrus integration.