Open Source Java Proxy Servers

BlockBadWords is a Java proxy server that filters web content based on certain words. It can just block those specific words or the whole page.

Flazr is a Java implementation of protocols such as RTMP used for multimedia streaming. The Flazr project includes a streaming media server and related utilities.

GALProxy is a multithread proxy server written in java. It can elaborate all upcoming requests from most common browsers. It can be used in a LAN in order to concur the sharing of an Internet connection; it implements local caching, content filtering an

HTTPManifold takes incoming HTTP connections and forwards them to other servers (reverse proxy). A single IP address can handle multiple domains, and route requests to other networked machines. It allows for monitoring and debugging raw HTTP traffic.

Forwards non-NTLM HTTP client requests to an NTLM proxy server (ie. Microsoft IAS). Can also forward a local port to a remote machine.

JellyFish is a java based program designed to use Squid logs and SNMP to monitor Squid proxy server

Remote control a Windows machine without bluetooth using a java (j2me) mobile device. Either use a direct intenet connection, or a bluetooth-net proxy server (resolving bluetooth/802.11g interference while streaming).

Proxyma is a multiple reverse-proxy library/webapplication with a cache subsystem and url-rewriting capabilities. The new core is based upon a flexible plugins subsystem easy to extend and customize. Recently this project was promoted to release 1.0.

Small Screen Proxy is a HTTP proxy server. It reformats web page for small screen devices e.g. handheld computer, PDA, mobile phone. It provides outline view and partial view of web pages which you want to see. The views are easy to see on small screen.

webStraktor is a programmable World Wide Web data extraction client. Its purpose is to scrape HTML based content via the HTTP protocol and extract relevant information. webStraktor features a scripting language to facilitate the collection, the extraction and the storage of information available on the web, including images. The scripting language uses elements of the Regular Expression and xPath syntax. The webStraktor scripting language has a small instruction set and its syntax is easy to master. The standard webStraktor output format is XML based, either in ASCII, UTF-8 or ISO-8859-1 (Latin1) code pages. webStraktor relies on the Apache HttpClient for retrieving content via the HTTP protocol. It adheres to the Robots Exclusion Protocol and it can be configured to operate in an anonymous way by connecting to the predominant types of web proxy servers. webStraktor extends the functionality of web crawlers, spiders or bots by integrating scraping and crawling capabilities.

JSpamAssassin is a Java based POP3 Proxy Server that allows scan and mark messages as spam using Apache SpamAssassin.