Some software that could run on rooter...

### Local internet graph/map explorer

Explore a graph of router hops outwards. Latency as color? Named by network?
Width by traffic?  Show international fiber links?


### Statistical Traffic Analysis

data/time spent by:
    protocol: UDP/TCP
    protocol: torrent, HTTP, HTTPS, DNS, SSH, etc
    device type
    website
    host (from whitelist?)
    MIME type (json?)
    region
    compressed/uncompressed


### SSL Watchdog

Observe SSL/TLS traffic and block when blacklist detected (revocation), or HTTP
connection to HTTPS blacklist (or all?), or "bad" cert authorities


### Privacy blocker

Reroute tracking cookies/urchins? Scramble IPv6 packets regularly

Block cleartext telnet, ftp, etc


### Trusted Mutual Backups

Swap encrypted file backups with known peers for geographical redundancy.

Is there a good package for this already?


### Javascript/Media Cache

eg, jQuery, CSS, etc. "DIY CDN"


### Torrent Mirroring, Subscriptions

podcasts, free episodes, ISOs, archival media, public data backups


### Internet Protocol Analyser

wireshark, chromium fetch timing analysis

### Misc

[OpenPhoto](http://www.kickstarter.com/projects/jmathai/openphoto-a-photo-service-for-your-s3-or-dropbox-a?ref=category)

[RetroShare](http://en.wikipedia.org/wiki/Retroshare)

Tahoe-LAFS ([tutorial](https://www.linux.com/learn/tutorials/546799:weekend-project-get-started-with-tahoe-lafs-storage-grids))

[Amon](http://amon.cx/) (monitoring and error tracking)