<PackageReference Include="Relativity.OutsideIn" Version="2022.2.0" />

Base64

public static class Base64
public static OperationStatus DecodeFromUtf8(ReadOnlySpan<byte> utf8, Span<byte> bytes, out int bytesConsumed, out int bytesWritten, bool isFinalBlock = true)

public static OperationStatus DecodeFromUtf8InPlace(Span<byte> buffer, out int bytesWritten)

public static OperationStatus EncodeToUtf8(ReadOnlySpan<byte> bytes, Span<byte> utf8, out int bytesConsumed, out int bytesWritten, bool isFinalBlock = true)

public static OperationStatus EncodeToUtf8InPlace(Span<byte> buffer, int dataLength, out int bytesWritten)

public static int GetMaxDecodedFromUtf8Length(int length)

public static int GetMaxEncodedToUtf8Length(int length)