Top 20 NuGet contract Packages

Kaze
NeoSharp Virtual Machine Interop.
CRON
WinRT library for structured data sharing using Schema.org data formats
A simple code-contract class for validating method argument preconditions.
Guardly is a defensive programming framework
Its a little/tiny/simple way to create your proxy/channel from a service contract
Simple Design by contract library supporting PreConditions and PostConditions
A library to support design by contract software correctness principles. Contract preconditions, postconditions and invariants - separately definable for release and/or debug builds.
Annotations to assist with design by contract software correctness principles.
A library to support design by contract software correctness principles. Contract preconditions, postconditions and invariants - separately definable for release and/or debug builds.
ZoroChain
C++ Virtual Machine compatible with NEO standard.
This library provides guard clauses that could be used to guard against not expected values. It provides conditions for objects, strings, numerics, datatime and enumerables. It is possible to configure which exception should be thrown.
.NET library for mapping to and from contract types using Max and Entity Framework 6.
Collection of simple pieces of reusable code designed such that dependencies aren't forced upon consumers of its packages. Package is shipped as source code.
Package Description
Restract.Contract contains all requeired classes for defining Restract proxy contracts.
Contract (duplicate) bridge model for .Net
NEO smart contract / blockchain emulator.