| Rank | Board name and description | Alexa ranking | Posts | Members |
|---|
| 1 | osCommerce
osCommerce support forums | 973 | 1338269 | 221284 |
| 2 | GSM Forum
GSM and mobile phone message boards | 1615 | 8504995 | 1943470 |
| 3 | Airliners.net
Aviation message boards | 1928 | 2130320 | 12465 |
| 4 | Money Saving Expert
Money Saving discussion board | 2390 | 32346363 | 1204577 |
| 5 | Mac Rumors
Mac news and rumors discussion | 2729 | 16724062 | 816217 |
| 6 | Money Maker Group
Online money making and investments forum | 3262 | 4558335 | 105508 |
| 7 | Neowin
Microsoft windows discussion forums | 3604 | 8010646 | 213700 |
| 8 | Apple Insider
Apple and MAC message boards | 4075 | 1991547 | 181460 |
| 9 | MSI
MSI motherboards support forums | 5920 | 608850 | 59342 |
| 10 | Cerulean Studios
Official Trillian forums | 6766 | 641550 | 132496 |
| 11 | Mac NN
Mac news and technical discussion | 7328 | 4059069 | 107986 |
| 12 | Reseller Ratings
Computer hardware discussion board | 8536 | 988551 | 277998 |
| 13 | Elite Trader
Trading and stock message boards | 8868 | 3302435 | 459149 |
| 14 | Court TV
Court trials discussion board | 9369 | 796618 | 14096 |
| 15 | Mtbr
Mountain Bikes reviews forum | 12995 | 9914665 | 455199 |
| 16 | Mac User
Macintosh users community (in German) | 13370 | 1808773 | 55174 |
| 17 | K-v-R
Audio message boards | 13929 | 4759862 | 234364 |
| 18 | Mac bidouille
French Mac forums | 14965 | 3728604 | 159418 |
| 19 | Credit Boards
Credit and loan discussion board | 16360 | 4293003 | 102588 |
| 20 | MSFN
Microsoft forum network | 17252 | 810866 | 54038 |
| 21 | Codemasters
Official Codemasters Software Company Forum | 18015 | 5858626 | 282290 |
| 22 | The Fashion Spot
Fashion industry message boards | 18329 | 5559533 | 60785 |
| 23 | AR15
Guns and rifles message board | 19597 | 2792011 | 59163 |
| 24 | Free advice
Legal advice and discussion forums | 19874 | 2430899 | 379105 |
| 25 | Mac City Net
Mac and iPod Italian forum | 20320 | 1109082 | 75483 |
| 26 | Mr.Excel
MS Excel unofficial discussion board | 21603 | 1437148 | 86657 |
| 27 | Axim Site
Dell Axim support forums | 22239 | 1579444 | 218716 |
| 28 | Mac Generation
Mac message boards (in french) | 22961 | 2725809 | 109659 |
| 29 | Sony music forums
Message boards dedicated to artists produced by Sony | 23361 | 3162500 | 482280 |
| 30 | Immigration Portal
Immigration related discussions | 24261 | 1827478 | 188449 |
| 31 | PSP Crazy
PSP enthusiasts community | 30933 | 934046 | 182585 |
| 32 | Playfrance
French Playstation discussion board | 31134 | 1356115 | 34147 |
| 33 | SpyMac
Macintosh and Apple message boards | 34164 | 2109714 | 856451 |
| 34 | Bankir.ru
Banking and stock message boards (in russian) | 34415 | 1232837 | 39972 |
| 35 | Finanza Online
Finance and Stock message boards (in Italian) | 34949 | 2948888 | 51514 |
| 36 | The WB
Warner Bros television network forums | 44627 | 5258525 | 1347686 |
| 37 | PB Review
Paintball message board | 50633 | 3202798 | 273141 |
| 38 | Cell Phone Forums
Message board about cell phones | 51806 | 761505 | 255419 |
| 39 | WUG Network
Windows User Group Network discussion board | 56690 | 1019492 | 730661 |
| 40 | Sukhoi.ru
Aviation forum (in russian) | 68300 | 701142 | 9647 |
| 41 | Mac Life
Mac and Apple discussion forums | 73456 | 1726999 | 69495 |
| 42 | Lawn Site
Garden and green industry forum | 85518 | 4748185 | 147809 |
| 43 | 99 Mac
Swedish Macintosh forum | 85731 | 622927 | 21062 |
| 44 | MacFixIt
Mac troubleshooting message boards | 87222 | 859673 | 2148685 |
| 45 | Tractor Bynet
Discussions about tractors | 94722 | 1884377 | 74015 |
| 46 | Pro networks
Windows message boards | 104610 | 748132 | 96892 |
| 47 | Key Publishing
Aviation message boards | 165086 | 1778160 | 31845 |
| 48 | Bullfire
Stock and finance message boards (in german) | 502290 | 1117959 | 19164 |
| 49 | Aqua Computer Systeme
Aqua Computer System support forum (in german) | 614500 | 1262913 | 14989 |
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