K4mi's spreadsheet is a great resource and you should use it when you can, but it will not always be up to date. For the most recent information on craftables, including hero class craftables use the following threads:
http://forum.nordinvasion.com/index.php?...511.0.html (House Crafting)
http://forum.nordinvasion.com/index.php?...786.0.html (Blacksmith)
http://forum.nordinvasion.com/index.php?board,14.0.html (Armoursmith)
http://forum.nordinvasion.com/index.php?board,15.0.html (Alchemist)
http://forum.nordinvasion.com/index.php?...511.0.html (House Crafting)
http://forum.nordinvasion.com/index.php?...786.0.html (Blacksmith)
http://forum.nordinvasion.com/index.php?board,14.0.html (Armoursmith)
http://forum.nordinvasion.com/index.php?board,15.0.html (Alchemist)