A Mac OS X developer tool for debugging HTTP services by graphically creating and inspecting complex HTTP messages. FEATURES: * HTTP methods: GET, POST, PUT, DELETE, TRACE, OPTIONS, HEAD, CONNECT * HTTP Basic Authentication (with Keychain integration) * Custom HTTP request headers with prepopulated names and values (date format strings and most popular User-Agent strings) * Supports sending request bodies with POST or PUT * Follow or ignore redirects * Optional syntax highlighting (changeable in Preferences) * Optional text wrap (changeable in Preferences) * Each HTTP Client window is a document that can be saved as a .httpclient file and reopened later