The following links are provided to users who are developing freely distributable  or licensable code which support the JPEG 2000 standard

• JJ2000 project - a Java implementation of the JPEG 2000 encoder/decoder
• JASPER - JPEG 2000 in C
• Kakadu - comprehensive software tools for JPEG 2000, plus several free demonstration applications. (See the site for full-source licensing arrangements.)
• Demonstration of principles of wavelet transform - Java applet (for browsers)
• JPEG 2000 Conformance Files - Demonstration JPEG 2000 Codestreams
• Aware Inc. - optimized JPEG 2000 toolkits, SDKs and other software
• LuraTech - LuraWave.jp2: SDKs and applications for JPEG 2000 Parts 1 and 2