ACM SIGAPL Home Page
- SIGAPL is the ACM's special interest group devoted to APL.
- http://www.sigapl.org/

Vector's APL Product Guide
- Index of APL associations.
- http://www.vector.org.uk/?fetch=prodguid/index8.inc

The British APL Association
- Contains committee listing, membership details, a current members listing, and contacts.
- http://www.vector.org.uk/?area=baa&page=front

Association francophone pour la promotion du langage APL
- The French Association for the promotion of APL
- http://www.afapl.asso.fr/

FinnAPL Home Page
- Great APL site, specially if you speak Finnish. However, there is much in English also, particularly the very famous FinnAPL Idiom Library.
- http://www.pyr.fi/apl/index.htm

Capital PC User Group (CPCUG) Home Page
- Some interesting APL links here, but they have to be found.
- http://cpcug.org/