Open Source Java Formats and Protocols

LaTeXDraw is a graphical drawing editor for LaTeX. LaTeXDraw can be used to 1) generate PSTricks code; 2) directly create PDF or PS pictures.

ConcatPDF is the tool to concatenate PDF files. It can concatenate, extract, encrypt, decrypt, configure PDF files, convert image files to PDF. GUI version and CUI version are both available. iText.NET is iText porting on .NET Framework by J#. This library allows you to generate PDF, (X)HTML, XML, RTF files on Microsoft.NET Framework including ASP.NET.

ZK is an open-source Java framework for building modern web and mobile applications. It enables developers to create rich, interactive UIs using only Java — no JavaScript required. With 200+ Ajax-powered components, event-driven architecture, and support for popular technologies like Spring, Java EE, and JSP/JSF, ZK makes it simple to deliver powerful and user-friendly web applications.

The CAM editor is the leading open source XML Editor/Validation/Schema toolset for rapidly building / deploying XML /JSON /Hibernate /SQL data /Forms applications. Visual WYSIWYG data design, rule entry wizards + drag & drop dictionary components. Will import, analyze / refactor from XML Schema / JSON. Oracle is a proud enterprise sponsor; with NIEM.gov support. Do SQL data import/map+ Open Data API delivery+ Hibernate JPA + UI Forms/Pencil Makes XSD schema (default, flatten, NIEM, & OASIS modes) + JAXB bindings; Mindmap FreeMind or UML models(XMI); XML unit test & live SQL data; HTML docs + spreadsheets (NIEM IEPDs). Canonical component dictionaries from schema sets, SQL, JSON, ERwin XSD, or spreadsheets. The XML CAM templates (OASIS standard) store the exchange structure, content model, code lists, DBMappings, SQL lookups+business rules (XPath). Java CAMV XML/JSON validation engine is a complete exchange test framework [XMLUnit, TEAM(Schematron)]. Java/Eclipse +Saxon/XSL

JabRef is a graphical application for managing bibliographical databases. JabRef is designed specifically for BibTeX bases, but can import and export many other bibliographic formats. JabRef runs on all platforms and requires Java 1.8 or newer.

TagPrint is a DOM serialization library. It prints DOM documents with various format, such as XML, HTML, PDF, RTF, etc... You can write these documents very easily.

DODDLE-OWL is a domain ontology development tool for the Semantic Web. DODDLE-OWL makes reuse of existing ontologies and supports the semi-automatic construction of taxonomic and other relationships in domain ontologies from documents.

Cane is a Data Manipulation Interface(DMI) based on code behaviour analysis. Cane enable developers manipulate data in the way close to natural logical. Developers can finish their job in one continuous operation supplied by Cane's chain operation

MRCube is a graphical editing tool of RDF-based contents developed for managing a relationship between RDF and RDFS contents.

A P2P overlay construction toolkit, which supports routing algorithm researchers in addition to application developers. It provides multiple routing (DHT) algorithms such as Chord, Kademlia, Koorde, Pastry and Tapestry, and a distributed environment emu

Ranka is an elegant, extensible framework for creating enterprise-ready Java web(2.0) applications based. It is designed to streamline the full development cycle, from designing, to building, to deploying, to maintaining applications over time.

Shared Questionnaire System(SQS) is a full-functional Optical Mark Reader(OMR) form processing system implemented in Java-Swing, XSL-FO and AJAX with straightforward GUIs. It is aimed at developing social platform to share knowledge about questionnaire.

There are a lot of web sites out there which are for Microsoft Internet Explorer only. TouchUpWeb intends to reduce such vendor lock-in caused by browser dependency and provides filtering utility to fix these problems.

Xeditium is a framework of extensible XML document editior/browser with Swing and Web interfaces on a recursive bootstrap mechanism of JavaWebStart. It launches Tapestry/Jetty httpd internally and serves dynamic generated JNLP files.

Xion (pronounced "zaion") is a text-based serialization format of object states. Xion extends the JSON format by permitting "tagged" notations. This project provides an implementation of Xion in Java, including the object model, parser and utilities.

jsXe is the Java Simple XML Editor. Out of the box it provides a tree view, DTD/Schema introspection and validation. It's aim is to provide a framework for XML editing through any number of views that can be loaded at runtime as plugins.