Web apps

change.org – Online petition tools

We the People – Online tool to  create a White House petition

Ushahidi – Tools for democratizing information/maps

CrowdMap – Maps generated by crowdsourced information

I Paid a Bribe – A citizen driven mechanism for tracking bribe payment activity

CPI in motion

WB – The World Bank Apps for Development

MTurk – Amazon’s crowd-sourcing marketplace

SmartProcure

Open Route Service

Open Street Maps

Tutorials

NIST Engineering Statistics Handbook

Statistics Done Wrong by Alex Reinhart

SNA Social Network Analysis

Hands-on Start to Mathematica by Wolfram

Mathematica Tutorial Collection by Wolfram

Mathematica Video Gallery by Wolfram

Gephi tutorials

A tutorial on dynamic networks by Clement Levallois