From PPP

[edit] concepts

Object Hyperlinking

[edit] communities and networks

Be Welcome, Couchsurfing, Free Cycle, Groundspeak, Hospitality Club, Open Couchsurfing, Open Manufacturing, P2P Foundation

[edit] technology

Android Barcode Decoder, BaToo, Be Welcome, BeeTagg, GNU Barcode, IBarcode, KBarcode, Kaiwa QR-Code Generator, ReadBarC, ZBar, ZXing

[edit] media

Open Manufacturing, P2P Foundation

[edit] ressources

ASIN, Android Barcode Decoder, BaToo, Be Welcome, BeeTagg, Book Crossing, Codecheck.info, Couchsurfing, EAN, Ean-search.org, Forward Foundation, Free Cycle, GNU Barcode, Geocaching.com, Give-away shop, Groundspeak, Hospitality Club, IBarcode, KBarcode, Kaiwa QR-Code Generator, LibraryThing, Microvolunteerism.org, Mietshäuser Syndikat, Objecs.mobi, Open Couchsurfing, Open EAN, Open Manufacturing, P2P Foundation, ReadBarC, Thinglink, UPC, Wikispecs, ZBar, ZXing

[edit] Català

EPA