full functioning server implementation (using ECW, JPEG2000, ECWP and JPIP) was offered within the PROVIDER SUITE of the Power Portfolio (formerly IWS) license. A previous version of the SDK (3.3) is available in open source, and can be used for non-Microsoft operating systems, such as Linux, macOS or Android. References External links Ueffing – Wavelet based ECW image compression (PDF) ERDAS ECW/JP2 SDK V5 FAQ (PDF) GIS raster file formats