The Open Product Data project is a comprehensive source for open barcode data. As of May 2014, they have close to a million products in their database. The data is accessible online, through an Android app (source code), and available for download under the Open Data Commons Open Database License (ODbL).
The complete USDA National Nutrient Database for Standard Reference can be downloaded as ASCII text files from https://www.ars.usda.gov/Services/docs.htm?docid=8964 — no PDF scraping necessary :)
Regarding product barcodes, have a look at Open Product Data, a new project by the Open Knowledge Foundation.
TransparencyCamp, by the Sunlight Foundation, annually since 2009.
Open Knowledge Conference (OKCon), annually since 2005. Open data has been central since its inception - in 2012 this expanded to be the Open Knowledge Festival (OKFestival).
Open Government Data Camp, by the Open Knowledge Foundation, annually since 2010. From 2012 the camp has ...
I recently set out to do this. https://www.datakick.org/
The mission: Build a database of every product in the world that is free to everyone. It's licensed under CC0 (Public Domain Dedication) and all the information is available for download. There aren't many products yet, but it's a start for those who want to make this a reality.
Sci-Hub is a paywall-bypassing website that uses "shared" user credentials to provide PDF or HTML scientific papers. The website itself doesn't store any papers. (There are interesting comments on your same question on another site.)
But LibGen (via wayback machine) is said to archive each PDF retrieved by Sci-Hub.
http://gen.lib.rus.ec has a downloads ...
The European Centre for Medium-Range Weather Forecasts (ECWMF) has a rather impressive data collection available via batch scripts, downloadable files or even tailored formats. The first two are freely available (under specific conditions) for non-commercial research but registration is necessary.
Just to give an example, the GRIB dataset lists 4115 ...
hrecipe (and microformats in general) are the bees knees and lucky for you are widely employed across the web; here's a list of sites actively publishing hrecipes in the wild; you can scrape and parse as you please!
Using the Census Bureau's API, you can retrieve quite a bit of information about counties, but you need to learn where it's stored. You can request up to 50 different variables in a single call, and you can ask for all counties in the US with one call.
To the census, "cities" are "places," and that includes things that you and I might think of as a city but ...
An official source for agency information: https://www.federalregister.gov/api/v1/agencies
GSA API: http://www.usa.gov/About/developer-resources/federal-agency-directory/index.shtml
There is a pretty massive list of given (first) names (~50,000), and it's carefully curated (not machine generated).
More details are available on another answer:
The best source of international human given (first) names comes from a German computer magazine. The text file has nearly 50k names that are classified by likely gender, and how popular in each ...
Have a look at OpenFoodFacts, which is a "free, open and collaborative database of food products from the entire world." It contains almost 920,000 items from around the world and may be helpful in solving your issue.
In short, no, there is no comprehensive open database of EAN 13 barcodes. I worked on a project that required UPC information and I found out that this data is not only hard to get, but what is there is often incomplete or poorly formed. I subscribed to SimpleUPC's API service to do some testing on matching products to parent companies. Manufacturer names ...
The "Common Core of Data" (CCD) maintained by the National Center for Education Statistics (NCES), U.S. Department of Education (ED) is your starting point.
For Public Schools (PK-12), see http://www.ed.gov/developers and http://www.data.gov/education including:
Public elementary/secondary school listing
School district / Local education agency (LEA) ...
This question was previously answered for non-profits, and I think the same answer works here at least partially.
In addition, you can find all U.S. companies at the Securities and Exchange Commission's EDGAR site. Technical documentation is also available.
Information about Canadian companies is accessible through their open data site, but seems to be ...
As it turns out there are several resources one can use for all main cryptocurrencies so I will post here the most relevant and flexible I was able to gather.
This page has data for: Bitcoin, Litecoin, Ethereum, NEM, Decred, ZCash (transparent transactions only), Dash, Dogecoin, ...
The IRS website has an Exempt Organizations Select Check that allows the user to search for organizations that:
Are eligible to receive tax-deductible contributions
Were automatically revoked
Have filed Form 990-N (e-Postcard)
After selecting one of these options, a link will appear to download the entire database of organizations. The databases (plain-...
ConceptNet is a semantic network containing lots of things computers should know about the world, especially when understanding text written by people.
Trying to reproduce your relation-sequences yields:
finger PartOf hand IsA body part, which looks surprisingly "dead end".
chair IsA seat RelatedTo furniture MadeOf wood ...
California Polytechnic State University has a downloaded dataset on fatal accidents on the national highway system for the year 2007:
Data.Gov has a number of datasets on accident data by state:
The NHTSA has summary statistics for 2012 on a state ...
For the United States, the Census Bureau has lists of surnames from 1990 and 2000 censuses here. The US Census list for 2010 was, for a time, available on census.socrata.com but that site is no longer running. (You may be able to find it with this Wayback Machine link.) The Social Security Administration provides downloadable lists of first names by gender, ...
You might want to check out the HUD zip code-county crosswalk (screenshot below).
My gut feeling is that this feature would be in the US census TIGER product line
Please let us know what you find most useful.
The USDA now provides an Open API for the National Nutrient Database for Standard Reference using data.gov. You need a data.gov API key in order to access this, and requests are sent to api.data.gov using the REST protocol.
Have you seen WikiQuote by the Wikimedia Foundation?
There is an API endpoint at http://en.wikiquote.org/w/api.php which uses the standard MediaWiki API for there are API clients in many different languages.
EDIT: Two WikiQuote API-specific links: https://stackoverflow.com/questions/13762688/wiki-quotes-api and http://bwgz57.wordpress.com/2013/02/14/in-...
There are several studies on the economical impact of Open Data. The most recent I know of is a study done in 2011 on data held by all public bodies in the European Union called Review of Recent PSI Re-Use Studies Published [docx] (PSI stands for Public Sector Information), the study is also know as the Vickery study. One of its main findings is that the EU'...
There are several different potential sources of information. I don't think any are completely comprehensive and few would count as strict "open data": apart from Open Access titles, licensing is likely to vary between publishers.
Having said that you could look at some of the following sources:
Nature Linked Data Platform
OpenStreetMap's database has the ATM tag. Through the Overpass API, you can quickly access the Points of Interest: Map of ATMs in Paris (Overpass API). Click on the points to see additional metadata (mainly the name of the operating bank).
Bonus: there is a good thread on XAPI call for all ATMS in OpenStreetMap's own Q&A plattform.
famfamfam icons are free and require no attribution and are quite small:
The Noun Project has a Flags of the World Collective, although it is not complete, and not in the desired formats of OP, but I just wanted to add them for everyone else who comes through here: