http://sunrise-sunset.org/api

> We offer a free API that provides sunset and sunrise times for a given latitude and longitude.

> Please note that attribution is required if you use our API. Check "Usage limits and attribution" section below for more information.

> The BNB Linked Data Platform provides access to the British National Bibliography published as linked open data and made available through SPARQL services.  Two different interfaces are provided:  a SPARQL editor, and /sparql a service endpoint for remote queries. Alternatively, use the search box below to enter a plain text term.

Added via my blog post https://shkspr.mobi/blog/2016/05/easy-apis-without-authentication/

Fix #195 (just a generic dev center, no API)

Site returns a "welcome to nginx" page

commit f1ce11d4a2
Merge: 2e27e18 622f6c1
Author: Mike Street <mikestreety@gmail.com>
Date:   Wed Jun 29 22:18:28 2016 +0100

    Merge branch 'master' of git://github.com/PeterKassenaar/public-apis into PeterKassenaar-master

commit 622f6c1a47
Author: Peter Kassenaar <info@kassenaar.com>
Date:   Thu Apr 21 11:26:46 2016 +0200

    Delete .gitignore

commit d45ad23a63
Author: Peter Kassenaar <info@kassenaar.com>
Date:   Thu Apr 21 11:24:26 2016 +0200

    Added PostcodeData.nl

Oops!

- Adds Colorado Information Marketplace to Data Access category.
- Adds Colorado Data Engine to Data Access category.

The API is free to use.