Comece em 5 minutos

uses
  sgcWebSocket;

var
  oClient: TsgcWebSocketClient;
begin
  oClient := TsgcWebSocketClient.Create(nil);
  try
    oClient.URL := 'wss://www.esegece.com:2053';
    oClient.WatchDog.Enabled := True;     // auto-reconnect
    oClient.OnMessage := procedure(Connection: TsgcWSConnection;
                                   const Text: string)
      begin
        Writeln('Server says: ', Text);
      end;
    oClient.Active := True;
    oClient.WriteData('Hello from Delphi!');
    Readln;
  finally
    oClient.Free;
  end;
end;

uses
  sgcOpenAPI_Parser, sgcOpenAPI_Generator;

var
  oGen: TsgcOpenAPI_Generator;
begin
  oGen := TsgcOpenAPI_Generator.Create(nil);
  try
    oGen.Source       := 'https://petstore3.swagger.io/api/v3/openapi.json';
    oGen.OutputFolder := 'C:\Projects\PetStoreClient\src';
    oGen.Language     := lngDelphi;
    oGen.Namespace    := 'PetStore.Client';
    oGen.Generate;
    Writeln('Generated ', oGen.Files.Count, ' Delphi units');
  finally
    oGen.Free;
  end;
end;

uses
  sgcSign_PAdES, sgcSign_KeyProvider_Windows;

var
  oSigner: TsgcSignPDF;
  oKey   : TsgcSign_KeyProvider_Windows;
begin
  oKey := TsgcSign_KeyProvider_Windows.Create(nil);
  oKey.CertificateThumbprint := 'a1b2c3d4...';

  oSigner := TsgcSignPDF.Create(nil);
  try
    oSigner.KeyProvider := oKey;
    oSigner.Profile     := 'PAdES-B-LT';
    oSigner.SignFile(
      'C:\docs\contract.pdf',
      'C:\docs\contract.signed.pdf');
    Writeln('Signed: ', oSigner.LastSignatureId);
  finally
    oSigner.Free;
    oKey.Free;
  end;
end;