Class List
Here are the classes, structs, unions and interfaces with brief descriptions:

proton | Type traits for mapping between AMQP and C++ types
codec | Experimental - AMQP data encoding and decoding
decoder | Experimental - Stream-like decoder from AMQP bytes to C++ values
encoder | Experimental - Stream-like encoder from AMQP bytes to C++ values
finish | Experimental - Finish inserting or extracting a complex type
start | Experimental - Start encoding a complex type
io | Experimental - An SPI for multithreaded network IO
connection_engine | Experimental - An AMQP protocol engine for a single connection
const_buffer | Experimental - Pointer to a const memory region with a size
container_impl_base | Experimental - A base container implementation
link_namer | Experimental - Generate default link names that are unique within a container
mutable_buffer | Experimental - Pointer to a mutable memory region with a size
annotation_key | A key for use with AMQP annotation maps
binary | Arbitrary binary data
byte_array | Arbitrary fixed-size data
connection | A connection to a remote AMQP peer
connection_options | Options for creating a connection
container | A top-level container of connections, sessions, senders, and receivers
container_ref | This is an header only class that can be used to help using containers more natural by allowing them to be treated as value types
conversion_error | An error converting between AMQP and C++ data
decimal128 | 128-bit decimal floating point
decimal32 | 32-bit decimal floating point
decimal64 | 64-bit decimal floating point
delivery | A received message
delivery_mode | The message delivery policy to establish when opening a link
duration | A span of time in milliseconds
endpoint | The base class for session, connection, and link
error | The base Proton error
error_condition | Describes an endpoint error state
event_loop | Experimental - A serial execution context
inject_handler | Experimental - A handler for injected code
link | A named channel for sending or receiving messages
listen_handler | Experimental - A handler for incoming connections
listener | A listener for incoming connections
message | An AMQP message
annotation_map | Experimental - A map of AMQP annotation keys and AMQP values
property_map | Experimental - A map of string keys and AMQP scalar values
message_id | An AMQP message ID
messaging_handler | A handler for Proton messaging events
receiver | A channel for receiving messages
receiver_options | Options for creating a receiver
sasl | SASL information
scalar | A holder for an instance of any scalar AMQP type
sender | A channel for sending messages
sender_options | Options for creating a sender
session | A container of senders and receivers
session_options | Options for creating a session
source | A point of origin for messages
filter_map | Experimental - A map of AMQP symbol keys and filter specifiers
source_options | Options for creating a source node for a sender or receiver
ssl | SSL information
ssl_certificate | Experimental - An SSL certificate
ssl_client_options | Experimental - SSL configuration for outbound connections
ssl_server_options | Experimental - SSL configuration for inbound connections
symbol | A std::string that represents the AMQP symbol type
target | A destination for messages
target_options | Options for creating a target node for a sender or receiver
terminus | One end of a link, either a source or a target
thread_safe | Experimental - A thread-safe object wrapper
timeout_error | An operation timed out
timestamp | A 64-bit timestamp in milliseconds since the Unix epoch
tracker | A tracker for a sent message
transfer | The base class for delivery and tracker
transport | A network channel supporting an AMQP connection
url | A Proton URL
url_error | An error encountered during URL parsing
uuid | A 16-byte universally unique identifier
value | A holder for any AMQP value, simple or complex
void_function0 | A C++03 compatible void no-argument callback function object, used by container::schedule() and event_loop::inject() In C++11 you can use std::bind, std::function or a void-no-argument lambda instead