This page serves as a collection of helpful CouchDB tools. If something is missing hop on IRC and either request editing access for the Wiki or just ask someone to add the tool for you.
couchdb-utils - A fast and portable CouchDB command line utility (Go).
couchapp - popular command line utility for managing design documents (Python).
erica - Erica is a tool that helps you to create couchdb design docs (Erlang).
jq - A command-line JSON processor. You can use it to parse, filter and manipulate CouchDB's JSON output.
jgrep - A Ruby-based CLI tool and API for parsing and displaying JSON data using a logical expression syntax.
Kundera - An Object-Datastore Mapping Library for couchdb.
couch-cli - Command line interface to facilitate CouchDB replication and other administrative tasks (Groovy).
CouchDB Pumper - a tool to migrate Oracle data to CouchDB and back.
NoSQLViewer - a free tool which provides convenient GUI data management framework for CouchDB
Kanape IDE - An IDE for CouchDB (Windows)