ATD, formerly, ASTD, is a well-known professional organization that provides resources including research and classes in the fields of instructional design, talent development, eLearning, performance management, and more. ATD also runs the Certified Professional in Learning & Performance certificate program, a popular option for those looking for a formal designation of proficiency in learning & development concepts.
The eLearning Industry includes a continuously-updated trove of articles relating to eLearning, instructional design, and learning technology from a variety of contributors. The site acts as a great resource for practicing learning professionals who want to learn more about a particular topic without surfing all over the web for relevant information.
The eLearning Guild offers a host of resources for learning professionals including networking opportunities, conferences, online events, training courses, eBooks, white papers, and research reports. The Guild offers tiered membership with benefits that vary accordingly.
One of a number of eLearning authoring tools, Articulate has grown immensely in popularity due to its ease of use. Experienced developers often site Articulate as particularly adept at making rapid eLearning courses. Articulate comes in two formats, Studio which is compatible with PowerPoint and great for novices, and the more robust Storyline version.
Looking for royalty free or low cost music? Check out Incompetech. The site includes a searchable database with a variety of musical genres including rock, jazz, classical, and world beat. Visitors can also use a streaming player to preview clips before downloading them.
As the number of Articulate users continues to grow, some have placed free resources online. http://johntoh.wixsite.com/freesl offers cartoon-based background templates for Storyline 2 free of charge.