...
aac, acs, adc, adm, ai, am, art, avi, awe, bat, bin, bkf, bmp, cab, cat, cfg, chm, class, clx, cmd, cnt, cnv, com, config, cpl, cpp, cs, csf, css, cur, cw, dic, dll, dlm, dotx, env, eps, evt, evtx, exe, flt, fon, gif, h, hhk, hiv, hlp, hxs, hxw, hyp, icc, icm, ico, idx, inf, ini, iso, its, jar, jpeg, jpg, js, jse, lex, lib, liveupdate, lnk, lxa, m4a, m4p, m4v, mda, mdf, mid, mof, mov, mp3, mp4, mpeg, mpg, msc, msi, msp, mst, ngr, ocx, ogg, olb, pf, pfb, pfm, pnf, png, ps1, psd, psp, py, pyw, query, rll, rm, rmm, rmx, rp, rpm, rpv, rts, sdb, smi, spd, swp, sys, theme, tif, tiff, toc, ttc, ttf, vb, vbe, vbn, vbs, vdf, vhd, vmdk, vsd, wav, wma, wmb, wmdb, wmv, wpc, wsf, wsh, xaml, xdr, xml
[Added January 6, 2010 by jpb6]
Here is ILR's exclude list using the format required by ORCA when creating a custom MSI:
[HCLM] Software\Identity Finder\Client\FirstRun\Settings\Locations\Files\FileExtensions
aac;1[]acs;1[]adc;1[]adm;1[]ai;1[]am;1[]api;1[]art;1[]avi;1[]awe;1[]bat;1[]bin;1[]bkf;1[]bmp;1[]cab;1[]cat;1[]cfg;1[]chm;1[]class;1[]clx;1[]cmd;1[]cnt;1[]cnv;1[]com;1[]config;1[]cpl;1[]cpp;1[]cs;1[]csf;1[]css;1[]cur;1[]cw;1[]dic;1[]dll;1[]dlm;1[]dotx;1[]env;1[]eps;1[]evt;1[]evtx;1[]exe;1[]flt;1[]fon;1[]gif;1[]h;1[]hhk;1[]hiv;1[]hlp;1[]hpd;1[]hxs;1[]hxw;1[]hyp;1[]icc;1[]icm;1[]ico;1[]idx;1[]inf;1[]ini;1[]iso;1[]its;1[]jar;1[]jpeg;1[]jpg;1[]js;1[]jse;1[]lex;1[]lib;1[]liveupdate;1[]lnk;1[]lxa;1[]m4a;1[]m4p;1[]m4v;1[]mda;1[]mdf;1[]mid;1[]mof;1[]mov;1[]mp3;1[]mp4;1[]mpeg;1[]mpg;1[]msb;1[]msc;1[]msi;1[]msp;1[]mst;1[]mui;1[]nlm;1[]nls;1[]ngr;1[]ocx;1[]ogg;1[]olb;1[]pf;1[]pfb;1[]pfm;1[]pnf;1[]png;1[]ppd;1[]ps1;1[]psd;1[]psp;1[]py;1[]pyw;1[]query;1[]rll;1[]rm;1[]rmm;1[]rmx;1[]rp;1[]rpm;1[]rpv;1[]rts;1[]sdb;1[]smi;1[]spd;1[]swp;1[]sys;1[]theme;1[]tif;1[]tiff;1[]toc;1[]ttc;1[]ttf;1[]vb;1[]vbe;1[]vbn;1[]vbs;1[]vdf;1[]vhd;1[]vmdk;1[]vsd;1[]wav;1[]wma;1[]wmb;1[]wmdb;1[]wmv;1[]wpc;1[]wsf;1[]wsh;1[]xaml;1[]xdr;1[~]xml;1
NOTE: We use the FirstRun key to populate the users HKCU hive. This allows them to add extensions in the IDF GUI if needed.