Adding search functionality to a site can be deceptively complex. There's a lot more than just basic string matching that goes into a decent search function -- e.g. fuzziness, stemming, synonyms, etc. Luckily, there are several software services available that provide a lot of functionality out-of-the-box. I'm currently a fan of Elasticsearch for its ease of use and feature-set.

Elasticsearch provides two .NET clients: both a low-level .NET client, Elasticsearch.net, as well as their high-level client, NEST. This post is about using NEST with ASP.NET Core.

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