So much information is available online that we consider it useful to keep a list of frequently accessed sites to hand. These are free to use via this site or added to your browser’s favourites/bookmarks folder.

EASA Air Ops Easy Access Regulations (Regulation (EU) No 965/2012) 
https://www.easa.europa.eu/document-library/general-publications/easy-access-rules-air-operations
This consolidated version of the Air Ops regulations is useful to keep close at hand for reference. We recommend that pilots and managers are familiar with this document.

EASA Safety Publications Tool
https://ad.easa.europa.eu/sib-docs/page-1
MCAI, SIB and CZIB are all available here, as well as a copy of recent ADs. We recommend that managers are familiar with this site and check it regularly for new content that can be added to your management system for distribution and actions.

Aviation Safety Network
https://aviation-safety.net/
We have long been an advocate of this site, run by the Flight Safety Foundation, as a source of information regarding incidents and accidents as well as a historical database.