Aircraft dynamics pages, documents and utilities
Flight Dynamics in Microsoft Flight Simulator by Yves Guillaume - the most comprehensive review (AVSIM link)

FS Thrust vs Altitude calculation method by Roy Holmes as provided on FSDeveloper community site

Jerry Beckwith's site (airupdate utility, flight model workbook, flight test gauges) and the payware Airwrench flight
dynamics editor)

Aircraft simulation techniques used in low-cost, commercial software (MK Zyskowski et al.)

AVSIM aircraft and panel design forum

FSDeveloper Flight dynamics forum
Microsoft and Prepar3D SDK
Downloads
AirEd (WM Roth, v1.52)
Updated ini file
(5-Nov-2012)

AAM v1.0 (FS9)

AAM v2.2 (FSX,P3D)
FS9 SDK (Avsim Library)

FSX SDK (Microsoft ESP documentation)

Prepar 3D SDK
FS model edition and design