I am looking for...

a passenger list of an aircraft that has crashed.
For passenger lists you can try a local newspaper archive (for recent accidents you may want to consider checking the newspaper archive on the internet. A list of newspapers on the internet can be found at Kidon Media-Link.
Other options are to inquire with the airline or perhaps contacting a relevant embassy.

safety information of airline X or aircraft type Y.
Please note that we do NOT give any safety advice on individual airlines or aircraft types; please check out the Airline safety section.

information regarding a specific accident.
Please consult the ASN Accident Databases first. If you are looking for information on accidents and incidents involving helicopters, gliders, or light aircraft please visit the website of the relevant accident investigation authority on the internet or the relevant aviation authority.
A listing of military aircraft accidents is available on the Scramble website.

information regarding bird strikes/CFIT and other safety issues.
Please consult the Safety issues part of ASN.