2d3
M|W- boujou/bullet readers (free)
M|W- SteadyMove Pro

2dPaint
M|W- Dolly
M|W- Letterbox
M|W- Digipaint

Abneil Software Ltd
M|W- Andrew's (Video) Effects Vol 1
M|W- Blend 1 (free)

Adobe
M|W- Reg Incentive (free)
M|W- Adobe Motion Exchange (free)
W- Python Open Source (free)
M|W- Plug-in Power Pack
M|W- Keylight

AIST
W- proFX

Algolith
M|W- Adaptive De-Interlacing
M|W- Anti-Aliaser
M|W- Content Adaptive Scaling
M|W- Dynamic Noise Reducer
M|W- MPEG Noise Reducer
M|W- Frame Rate Converter
M|W- AlgoSuiter

Alien Skin Software
M|W- Eye Candy

Allegorithmic
M|W- MaP | Time

Boris FX
M|W- Continuum Complete
M|W- Title Toolkit
M|W- Final Effects Complete

Bresnev Shu (MIA)
M- Expression Effects
M|W- KoalaLumpor/Javascript
M|W- Path Palette

Canopus
W- Video Out Plug-in (free)

Conoa
M|W- Conoa 3D
M|W- EasyShapes
M|W- EasyFX
M|W- Free Streak (free, w/demo)

Core Melt
M|W- ImageFlow Fx
M|W- VeeYou
M|W- various free (free, w/demo)

Cyberzeka
W- TVzeka NVidia/ATI

Cycore
M|W- Cycore FX HD

Darkling Simulations
M|W- DIN

Dee Mon
W- Superresolution

Diaquest
M|W- DDR for AE5
M - DQSoft.PIC

Digieffects/Buena Software
M|W- Aurorix
M|W- Berserk
M|W- Delirium
M|W- Fantazm
M|W- Dissolve Factory
M|W- Swatch Buckler
M|W- Effect Essentials/Au Naturel
M|W- Depth Cue
M|W- Walker Effects
M|W- Damage
M|W- Simulate: Illuma
M|W- Simulate: Camera (beta)
M|W- Natural Forces: Vapor (beta)
M|W- Natural Forces: Aqua (beta)

Digimation
M|W- Fractal Flow (MIA)

Digital Anarchy
M|W- Geomancy
M|W- Gradient!
M|W- Text Anarchy
M|W- 3D Assistants
M|W- Psunami
M|W- Aurora Sky
M|W- 3D Assistants EZ
M|W- ReTimer SD
M|W- Color Theory Pro
M|W- Anarchy Toolbox
M|W- 3D Layer
M- Color Theory
M|W- Data Animator
M|W- ReSizer
M- PlasmaFX
M- PlasmaFX.LE (free)
M|W- Toon It

Digital Element
M|W- Aurora Water
M|W- Aurora Sky

Digital Film Tools
M|W- Composite Suite
M|W- zMatte
M|W- 55MM
M|W- Digital Film Lab
M|W- Fast Blur (free)
M|W- Power Matte
M|W- Power Stroke

Digital Media Net
M|W- PE Bullnose Mask (free)

Digital Trove
M|W- Prime

DV Garage
M|W- dvMatte Pro
M|W- Conduit

Electric Fish
M|W- Color Pal
M - QTVRMatte

electricFX (MIA)
M|W- Pyro
M|W- Extract3D

Electrocolor
M|W- Fluid Dynamics
M|W- Mr Displacy
W- Autocut

Evans & Sutherland
W- Digistar 3 Virtual Projector

FAN
M|W- Grader
M|W- AFX2VPB
M|W- AFX2QTL
M|W- Supressor
M|W- XMult (free)
M|W- BikiniDots

fnord
M|W- SuperPNG (free)
M|W- j2k (free)
M|W- SuperTIFF (free)
M - Übercolor
M|W- Power Picker
M|W- openEXR (free)
M|W- ProEXR

Forged Images Productions
M|W- MakeFileLookComp (free)
W- Vegas EDL Import

Forge
M|W- FreeForm

foxtrot_xray:software
W- resonator()

Frischluft
M|W- Lenscare
M|W- flAIR
M|W- HSL Selection (free)
M|W- Field Fixer (free)
W- Lensfeed
W- Absolute Curves (beta)

FXhome
M|W- MuzzlePlug
M|W- PowerPlug

GenArts
M|W- Sapphire Lighting
M|W- Sapphire Stylize
M|W- Sapphire Adjust, Blur, Distort
M|W- Sapphire Render, Time, Transition

GrangerFX
W- TrinityFX

Granite Bay
W- GBDeflicker

GridIron Software
M|W- X-Factor (6.5 only)
M|W- Nucleo
M|W- Nucleo Pro 2
M|W- unnamed NAB (beta)

jbpearman
M|W- Panalog AE (free)

Koji
M|W- Smooth (free/Pro)
M|W- Sesame (free beta)
M|W- Koji's Plug-ins

Leitch/DSP
M|W- dpsReality preview (free)

Matrox
W- WYSIWYG filters (free)

Maxon
M|W- CINEMA 4D Composition Import

META/DMA
M|W- Scopo Gigio AE2

Neat Video
M|W- Neat Video denoise

Neosapien and Flam3
M|W- AE Flame (free)

ObviousFX
W- Inverse Telecine
M|W- Copy Image (free)
M|W- Erodilation (free)
W- Milky Way

Omino
M|W- Onimo AE Suite (free)

OpenSpace/KaZuhiro FuRuhata
M- HeboHebo (free, in Japanese)

Panopticum
M|W- AnimaText
M|W- Array
M|W- Engraver
M|W- Figure
M|W- Fire
M|W- Grid
M|W- Lens Pro
M|W- Rich Typing
M|W- Tools
W- AnimaText 3D
M|W- Curtains
M|W- Rulers
M|W- AreaFX
M|W- Ice Pattern
M|W- Water
M|W- CustomSpeed

PatchMaker
W- Patchmaker transfer (free)
W- Arkan B-Spline transfer (free)

Pete Warden
M|W- Video Effects (free)

Philipp-Spoeth (Taronites also)
M|W- SinedotAE (free)
M|W- Sinedots II (free)
M|W- Retrodots (free)
M|W- Shear (free)

Pinnacle Systems
M|W- Light Factory LE (free w/Commotion demo)
M- CineAcquire import

Pixelan
W- SpiceMaster
W- CreativEase

Pixel Farm
M|W- PFBarrel
M|W- PFStable
M|W- PF Hoe

Pixlock
M- Effects Builder AE
(build Core Image filters for AE)

Plug-in Site
M|W- Plugin Galaxy for AE

Pluginz.com
store for plug-ins of all kinds

proDAD
W - Vitascene
W - Mercalli

Profound Effects
M|W- Swim
M|W- Useful Things (sold to SONY)
M|W- Elastic Gasket for Avid
M|W- Reveal (free)
M|W- Useful Assistants
M|W- Crop (free)
M|W- CameraPOV
M|W- Gak Pak

RE:Vision Effects
M|W- Video Gogh
M|W- ReelSmart Motion Blur
M|W- Shade/Shape
M|W- Twixtor
M|W- FieldsKit
M|W- Flex
M|W- SmoothKit
M|W- Fill
M|W- Map
M|W- PV Feather
M|W- DE:Noise

Red Giant Software
M|W- Image Lounge
M|W- Composite Wizard
M|W- Primatte Keyer
M|W- Knoll Unmult
M|W- Knoll Light Factory 2
M|W- Magic Bullet Suite
M|W- eLin (free for noncom)
M|W- Film Fix
M|W- Key Correct Pro
M|W- Instant HD
M|W- Colorista
M|W- Magic Bullet Looks
M|W- Cinelook (from DigiEffects)
M|W- Magic Bullet Frames
M|W- Magic Bullet Steady
M|W- Radium Glow

Reflecmedia
M|W- Mattenee

RPF Motion Blur
W- RPF Motion Blur

Sakurai Optical Lab
M|W- IrisFilter
M|W- FinalFocus
M|W- CinemaFocus

ScreenEffects
M- Linear Flow

SilhouetteFX
M|W- Roto
M|W- Paint

Stagetools
M|W- Moving Picture
W- Moving Chartse

Stefan Minning/Plausible Impossible
W- Normality (free, OSX beta)
W- Reality (free, OSX beta)
W- Toxicity (beta?)
W- Celulight (beta)
W- Floodgate (beta)

Synthetic Aperture
M|W- EchoFire
M|W- Color Finesse
M|W- Test Gear

Taronites
M|W- Zborn Toy
M|