I haven't updated this in a long time, so some may no longer work ...
Some Economics Blogs
EconBrowser
Grumpy Economist
Mainly Macro
Mankiw
Marginal Revolution
Noah
Statistical Modeling
Voxeu
Packages
CompEcon Toolbox
Daggity
Dynare
Econometric Links
Econometric Society
Econometrics Laboratory Software Archive
EasyReg International
Estima
IRIS
Le Sage's Econometrics Toolbox
Mathematica
My Favourite AI
R: The R Project for Statistical Computing (r-project.org)
Stata and Stata Forum
WinSolve
YADA
Data Archives
Bank of England datasets
Colin Cameron's site
Damodaran's site
Data Sources (Angrist)
Data Sources (Scottish Government)
Data Sources (Wooldridge)
EABCN & the euro area database
ECB's Statistical Data Warehouse
Economagic.com
EUROSTAT
Federal Reserve Board
FRED
Historical US time series
Internet Data Sources for Social Scientists [Cornell]
Jordà-Schularick-Taylor Macrohistory Database
MEDevEconKLEMs
MEDevEconWebEc
NBER Macroeconomic Data Base
Penn World Tables
Resources for Economists
WebEc
World Data
World Income Inequality Database
Some Free Lecture Resources
Whelan
How to be a Better Programmer: the Mini Guide - Francesco Lelli
Driscoll
Miscellaneous Economics & Quants
Data Basics
Economic Principals
Economics Professor
JEL Classification
Journal Rankings
Overleaf
RePEc
Replication Exercises
Replication Wiki
Research Gate
Statistics Hell
Statistics Stack Exchange
Wolfram Mathworld
Like Really Miscellaneous
BBC News
BibTex
Conference Maker
Celtic FC
Coursera
Cross Reference Utility
Cross Validated
Dictionary & Thesaurus
DuckDuckGo
Football Violence
Guardian
History
Latex
Literaturhaus Frankfurt
Mental Floss.com
Mieterschutzverein
New Hot Papers
PETA
Republic
Sense about Science
Shelter
Wikipedia
Wolfram Alpha