An ever updating list of memory and mnemonics related online resources.

General

• Art of Memory All-around great site with an active forum to discuss about this stuff
• Memory League Good training resource (free tier with daily limit)

Techniques

• Peg Lists A guide to using peg lists
• Number-Shape System
• Number-Rhyme System
• Major System Arguably one of the essential memory techniques
• Method of loci / Memory palace Another essential
• Person-Action-Object System (PAO)
• Dominic System
• Names and Faces
• AoM List of Techniques More links, also to more advanced stuff like Ben System etc.