Apache Web Server
The Apache Project is a collaborative software development effort aimed at creating a robust, commercial-grade, featureful, and freely-available source code implementation of an HTTP (Web) server.

Barracuda Presentation Framework
Open-source presentation framework design to simplify web application development using XMLC, DOM and Servlet 2.2 technologies.

Caucho Resin
Resin provides a fast, stable implementation of Sun's Java Server Pages.

Flashline.com - Application Server Comparison Matrix
To assist you in your transition to an Application Server architecture, Flashline has developed an up-to-the-minute comparison of all major application servers.

Gefion Software InstantOnline Basic for JSP, Technology Preview
InstantOnline Basic for JSP is the next generation of Gefion Software's popular server side components for web application development.

IBM WebSphere
The IBM® WebSphere[tm] family of products offers customers an open, standards-based Java[tm] server runtime environment, along with Web site development tools, commerce software and management software to help companies build, manage and deploy powerful, portable e-business applications.

IONA iPortal Suite
IONA's iPortal Suite is an integrated set of server products that enables organizations to - integrate existing enterprise applications - develop new Web-based application logic, and - present these integrated applications to customers in a secure and personal manner via. the Web.

JBoss
Formerly known as EJBoss. An implementation of Sun's J2EE platform and Open Source Application Server

JOT Object Technologies JOT Objects
JOT Servlets is a framework for servlet development featuring a lightweight API, easy to use template language, software tools, and demonstration servlets.

JOnAS
Java Open Application Server

JRun
JRun ClusterCATS, JRun Studio and JRun Tag Library

JSP 0.92 to 1.0 Migration
TCL script to help convert your version 0.92 JSP to 1.0

JSP Launcher
Windows NT service app which can control a JSP engine.

Jakarta Struts
Struts is a small framework for web applications that implements the Model-View-Controller (MVC) design pattern for web application design commonly known as Model 2.

Jakarta Tomcat
Tomcat is the Reference Implementation for the Java Servlet 2.2 and JavaServer Pages 1.1 Technologies.

Jakarta Velocity
Apache Velocity is a clean room implementation of the Java based template engine WebMacro

Jikes
Extremely fast Java compiler from IBM

OpenSymphony
OpenSymphony is an Open Source project dedicated to providing enterprise class J2EE applications and components.

Orion Application Server
Orion provides an implementation of the full Java 2 Enterprise Edition specification. It was the first commercially available full implementation of the J2EE specification.

QARE Open Source XML/Java Portal
QARE is an XML/Java Portal, providing an easy-to-use platform for processing XML over HTTP--QARE runs as a simple Java Servlet. (QARE is pronounced "care".)

SJSP 1.1
SJSP is implementation of Sun's JavaServer Pages 1.1. It is designed to provide the fastest possible JSP environment.

ServletExec
Unify eWave ServletExec is a high-performance, reliable, easy-to-use web application server and servlet engine that implements the Java Servlet API and JavaServer Pages (JSP) standards.

Sun's Forte for Java
Modular and extensible development environment for building Java applications on any platform.

Xo3 OpenJODA
OpenJODA is the Xo3 packaged version of various Java open-source projects (Apache Tomcat; Turbine and Jetspeed + JBOSS EJB container). OpenJODA is 100% Open-Source and will soon have the same functionnalities than a commercial J2EE application framework.

db4o
Java object database that features automatic object recognition, a query-by-example interface, navigation and a JDBC interface

iPlanet Application Server
First to achieve the J2EE certification. Provides a robust J2EE e-commerce platform.

tagtraum industries jo!
jo! is a pure Java server and supports HTTP 1.1, Servlet API 2.2 & JSP 1.1