Packages 
Package Description
org.apache.http
Core HTTP component APIs and primitives.
org.apache.http.annotation
Thread-safety annotations based on JCIP-ANNOTATIONS Copyright (c) 2005 Brian Goetz and Tim Peierls.
org.apache.http.auth
Client HTTP authentication APIs.
org.apache.http.auth.params
Deprecated.
org.apache.http.client
Client HTTP communication APIs.
org.apache.http.client.config
Client configuration APIs.
org.apache.http.client.entity
Client specific HTTP entity implementations.
org.apache.http.client.methods
Standard HTTP method implementations.
org.apache.http.client.params
Deprecated.
org.apache.http.client.protocol
Client specific HTTP protocol handlers.
org.apache.http.client.utils
Client utility classes.
org.apache.http.concurrent
Core concurrency APIs.
org.apache.http.config
Core configuration APIs.
org.apache.http.conn
Client connection management APIs.
org.apache.http.conn.params
Deprecated.
org.apache.http.conn.routing
Client connection routing APIs.
org.apache.http.conn.scheme
Deprecated.
org.apache.http.conn.socket
Client connection socket APIs.
org.apache.http.conn.ssl
Client TLS/SSL support.
org.apache.http.conn.util
Connection utility classes.
org.apache.http.cookie
Client HTTP state management APIs.
org.apache.http.cookie.params
Deprecated.
org.apache.http.entity
Core HTTP entity implementations.
org.apache.http.impl
Default implementations of HTTP connections for synchronous, blocking communication.
org.apache.http.impl.auth
Default implementations of standard and common HTTP authentication schemes.
org.apache.http.impl.bootstrap
Embedded server and server bootstrap.
org.apache.http.impl.client
Default HTTP client implementation.
org.apache.http.impl.conn
Default implementations of client connection management functions.
org.apache.http.impl.conn.tsccm
Deprecated.
org.apache.http.impl.cookie
Default implementations of standard and common HTTP state management policies.
org.apache.http.impl.entity
Default implementations of entity content strategies.
org.apache.http.impl.execchain
HTTP request execution chain APIs.
org.apache.http.impl.io
Default implementations of message parses and writers for synchronous, blocking communication.
org.apache.http.impl.pool
Default implementations of client side connection pools for synchronous, blocking communication.
org.apache.http.io
HTTP message parser and writer APIs for synchronous, blocking communication.
org.apache.http.message
Core HTTP message components, message element parser and writer APIs and their default implementations.
org.apache.http.params
Deprecated.
org.apache.http.pool
Client side connection pools APIs for synchronous, blocking communication.
org.apache.http.protocol
Core HTTP protocol execution framework and HTTP protocol handlers for synchronous, blocking communication.
org.apache.http.ssl
Utility classes for trust and key material management and TLS/SSL context initialization.
org.apache.http.util
Core utility classes.