Embarassingly trivial, and I don't claim it is well-written. But
perhaps it will save somebody a few minutes.
Quandl is "The largest, most usable collection of free open data
in the world".
They offer a bunch of predominantly financial and economic data
from different sources for free (with a pretty generous API
allowance) and plan to earn a buck down the line selling
commercial data and being a platform for distribution. Given the
situation with Bloomberg (the banks are not terribly happy
following the JPM whale/Bloomberg journalism revelations) and
structural change in the market for data, this is an intriguing
In any case, I ported the sample C++ API to D, which was more a
question of deleting redundant lines and using std.net.curl then
anything else. Perhaps someone will find it useful.