This is a collection of free hosting, mirroring and CDN links and info. …
Please leave suggestions in the comments.
EFF Guides
Keeping Your Site Alive – Mirror Your Web Content
Keeping Your Site Alive – Back Up Your Web Content
Keeping Your Site Alive – Don’t Let Yourself Be Silenced
History/Studies/Comparison
http://freecode.com/articles/the-problem-with-mirrors
https://wiki.aminet.net/The_history_of_Aminet
https://wikipedia.org/wiki/Comparison_of_online_backup_services
https://wikipedia.org/wiki/Coral_Content_Distribution_Network
Content Distribution Networks
http://www.jsdelivr.com
MirrorAce and Alternatives
www.mirrorbrain.org Download Redirector and Torrent/Metalink Generator
mirrored.to (was mirrorcreator.com)
Magnet
https://wikipedia.org/wiki/Magnet_URI_scheme
http://files.sure-raza.com/Shareaza%20Guide%20To%20MAGNETs.pdf
http://www.instantfundas.com/2010/01/what-are-bittorrent-magnet-links-and.html
http://www.freebase.be/g2cache.php (stalled project but functional)
https://addons.mozilla.org/firefox/search/?q=magnet
https://addons.mozilla.org/firefox/addon/ez-magnetz/
http://sure-raza.com/magnet:/linker.php (link generator)
Torrent Magnet
http://mgnet.me (short link generator)
http://www.magnet2torrent.me
http://magnet2torrent.com
http://magnet2torrent.org
http://www.tor2mag.com
http://search.tor2mag.com
http://userscripts.org/scripts/show/64210
http://www.magnetdl.com
Torrent Caches
http://torcache.net
http://www.btcache.me
http://zbigz.com
https://bitport.io
http://www.quick-torrent.com
Metalink
http://wikipedia.org/wiki/Metalink#Metalink_generation
http://metamirrors.appspot.com/help/developers/
www.osresources.com/3_18_en.html
http://www.metalinker.org/implementation.html
https://addons.opera.com/extensions/details/metalink-access/
https://addons.mozilla.org/firefox/search/?q=metalink+download
Test it with the famous “TED archives”
http://metated.petarmaric.com – http://downloadtedtalks.appspot.com
Archive/Backup services
http://archive.org (and Distribution)
http://www.archive-it.org
http://archive.is
Osiris Serverless Portal System
http://www.osiris-sps.org
http://p2pfoundation.net/Osiris
http://en.wikipedia.org/wiki/Osiris_(Serverless_Portal_System)
http://www.ohloh.net/p/osiris
Cross-network search engine http://www.findthatfile.com
FTP Search
www.filesearching.com
www.searchftps.org
www.mmnt.ru/int/
Direct Transfer
www.tonido.com
http://torque.bittorrent.com/labs/
https://apps.facebook.com/usepipe
https://apps.facebook.com/beamitover/
Hashing
www.nirsoft.net/utils/hash_my_files.html
www.codeproject.com/Articles/25125/File-Hash-Generator-Shell-Extension
FileVerifier++
MS File Checksum Integrity Verifier (FCIV)
http://onlinemd5.com
https://hash.online-convert.com/md5-generator
Comparison of paid and free File Integrity Monitoring Tools
Inspiration
www.programmableweb.com