SerilogAnalyzer by: Robin

Roslyn-based analysis for code using the Serilog logging library. Checks for common mistakes and usage problems.

SevenZip by: SevenZip

.Net SDK form 7zip, source original from http://www.7-zip.org/sdk.html, also in https://github.com/chrishaly/SevenZip

sharpcompress by: Adam Hathcock

SharpCompress is a compression library for .NET/Mono/Silverlight/WP7/WindowsStore that can unrar, decompress 7zip, zip/unzip, tar/untar bzip2/unbzip2 and gzip/ungzip with forward-only reading and file random access APIs. Write support for zip/tar/bzip2/gzip is implemented.

SharpCompress by: Adam Hathcock

SharpCompress is a compression library for NET Standard 1.0 that can unrar, decompress 7zip, decompress xz, zip/unzip, tar/untar lzip/unlzip, bzip2/unbzip2 and gzip/ungzip with forward-only reading and file random access APIs. Write support for zip/tar/bzip2/gzip is implemented.

SharpZipLib by: http://www.icsharpcode.net/

#ziplib (SharpZipLib, formerly NZipLib) is a Zip, GZip, Tar and BZip2 library written entirely in C# for the .NET platform. It is implemented as an assembly (installable in the GAC), and thus can easily be incorporated into other projects (in any .NET language).

SimMetrics.Net by: Hamed Fathi Stef Heyenrath

SimMetrics is a Similarity Metric Library, e.g. from edit distance's (Levenshtein, Gotoh, Jaro etc) to other metrics, (e.g Soundex, Chapman).

SixLabors.Core by: Six Labors

Low level primitives for use across Six Labors projects..

SixLabors.Fonts by: Six Labors and contributors

A cross-platform library for loading and laying out for processing and measuring; written in C#

SixLabors.ImageSharp by: Six Labors and contributors

A new, fully featured, fully managed, cross-platform, 2D graphics API for .NET

SixLabors.ImageSharp.Web by: Six Labors and contributors

ImageSharp Middleware for serving images via a url based API.

SmartAnalyzers.ExceptionAnalyzer by: Cezary Piatek

A set of Roslyn analyzers related to exceptions usages

Sprache by: Nicholas Blumhardt Contributors

Sprache is a simple, lightweight library for constructing parsers directly in C# code.

SQLitePCLRaw.core by: Eric Sink et al

SQLitePCL.raw is a Portable Class Library (PCL) for low-level (raw) access to SQLite. This package does not provide an API which is friendly to app developers. Rather, it provides an API which handles platform and configuration issues, upon which a friendlier API can be built. In order to use this package, you will need to also add one of the SQLitePCLRaw.provider.* packages and call raw.SetProvider(). Convenience packages are named SQLitePCLRaw.bundle_*.

SQLitePCLRaw.lib.e_sqlite3.ios by: Eric Sink

This package contains platform-specific native code builds of SQLite for use with SQLitePCLRaw. To use this, you need SQLitePCLRaw.core as well as one of the SQLitePCLRaw.provider.* packages. Convenience packages are named SQLitePCLRaw.bundle_*.

SSH.NET by: Renci

SSH.NET is a Secure Shell (SSH) library for .NET, optimized for parallelism and with broad framework support.

SshNet.Security.Cryptography by: Renci

Cryptographic functions for .NET

Stef.Validation by: Stef Heyenrath

Argument validation like: Guard.NotNull, Guard.NotNullOrEmpty, Guard.NotNullOrWhiteSpace, Guard.Condition en Guard.HasNoNulls.

Stub.System.Data.SQLite.Core.NetFramework by: SQLite Development Team

The official SQLite database engine for both x86 and x64 along with the ADO.NET provider.

StyleCop.Analyzers by: Sam Harwell et. al.

An implementation of StyleCop's rules using Roslyn analyzers and code fixes

StyleCop.Analyzers.Unstable by: Sam Harwell et. al.

An implementation of StyleCop's rules using Roslyn analyzers and code fixes

Swashbuckle.AspNetCore by: domaindrivendev

Swagger tools for documenting APIs built on ASP.NET Core