Eroiica Edit 

Stand-alone or integrated with EDM/PDM via its rich API, Eroiica Edit facilitates fast and accurate image editing, cleanup, manipulation, enhancement, redlining, annotating, printing and converting of engineering size 2D/3D vector & raster formats.
edit editing editation viewing viewer visualization view annotating annotation redline conversion converter converting

MYRIAD 

MYRIAD allows you to share and view all your project files safely and securely, both online and on the desktop. New publishing option allows you to dynamically publish document and 2D CAD views and 3D models to interactive HTML web pages.
viewer 3d viewer 3d redlining tool redline annotate cad drawings collaboration autocad publish publishing