diff --git a/hello_client/client/gen.go b/hello_client/client/gen.go
new file mode 100644
index 0000000000000000000000000000000000000000..4ca233955744c8e2868e0aa4cb06bf034d92e5bc
--- /dev/null
+++ b/hello_client/client/gen.go
@@ -0,0 +1,3 @@
+package client
+
+//go:generate protoc --go_out=. --go_opt=paths=source_relative --go-grpc_out=. --go-grpc_opt=paths=source_relative hello/hello.proto
diff --git a/hello_client/client/hello/hello.pb.go b/hello_client/client/hello/hello.pb.go
new file mode 100644
index 0000000000000000000000000000000000000000..6cc8666751f4bbd15b3400d9366f9f00e20e85f4
--- /dev/null
+++ b/hello_client/client/hello/hello.pb.go
@@ -0,0 +1,215 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.26.0
+// 	protoc        v3.17.0
+// source: hello/hello.proto
+
+package hello
+
+import (
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	reflect "reflect"
+	sync "sync"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+type HelloRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Name string `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
+}
+
+func (x *HelloRequest) Reset() {
+	*x = HelloRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_hello_hello_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *HelloRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*HelloRequest) ProtoMessage() {}
+
+func (x *HelloRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_hello_hello_proto_msgTypes[0]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use HelloRequest.ProtoReflect.Descriptor instead.
+func (*HelloRequest) Descriptor() ([]byte, []int) {
+	return file_hello_hello_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *HelloRequest) GetName() string {
+	if x != nil {
+		return x.Name
+	}
+	return ""
+}
+
+type HelloReply struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Message string `protobuf:"bytes,1,opt,name=message,proto3" json:"message,omitempty"`
+}
+
+func (x *HelloReply) Reset() {
+	*x = HelloReply{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_hello_hello_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *HelloReply) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*HelloReply) ProtoMessage() {}
+
+func (x *HelloReply) ProtoReflect() protoreflect.Message {
+	mi := &file_hello_hello_proto_msgTypes[1]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use HelloReply.ProtoReflect.Descriptor instead.
+func (*HelloReply) Descriptor() ([]byte, []int) {
+	return file_hello_hello_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *HelloReply) GetMessage() string {
+	if x != nil {
+		return x.Message
+	}
+	return ""
+}
+
+var File_hello_hello_proto protoreflect.FileDescriptor
+
+var file_hello_hello_proto_rawDesc = []byte{
+	0x0a, 0x11, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x2f, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x2e, 0x70, 0x72,
+	0x6f, 0x74, 0x6f, 0x12, 0x05, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x22, 0x22, 0x0a, 0x0c, 0x48, 0x65,
+	0x6c, 0x6c, 0x6f, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x12, 0x12, 0x0a, 0x04, 0x6e, 0x61,
+	0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x22, 0x26,
+	0x0a, 0x0a, 0x48, 0x65, 0x6c, 0x6c, 0x6f, 0x52, 0x65, 0x70, 0x6c, 0x79, 0x12, 0x18, 0x0a, 0x07,
+	0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x07, 0x6d,
+	0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x32, 0x3f, 0x0a, 0x07, 0x47, 0x72, 0x65, 0x65, 0x74, 0x65,
+	0x72, 0x12, 0x34, 0x0a, 0x08, 0x53, 0x61, 0x79, 0x48, 0x65, 0x6c, 0x6c, 0x6f, 0x12, 0x13, 0x2e,
+	0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x2e, 0x48, 0x65, 0x6c, 0x6c, 0x6f, 0x52, 0x65, 0x71, 0x75, 0x65,
+	0x73, 0x74, 0x1a, 0x11, 0x2e, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x2e, 0x48, 0x65, 0x6c, 0x6c, 0x6f,
+	0x52, 0x65, 0x70, 0x6c, 0x79, 0x22, 0x00, 0x42, 0x51, 0x5a, 0x4f, 0x67, 0x69, 0x74, 0x6c, 0x61,
+	0x62, 0x2e, 0x72, 0x65, 0x75, 0x74, 0x6c, 0x69, 0x6e, 0x67, 0x65, 0x6e, 0x2d, 0x75, 0x6e, 0x69,
+	0x76, 0x65, 0x72, 0x73, 0x69, 0x74, 0x79, 0x2e, 0x64, 0x65, 0x2f, 0x67, 0x6f, 0x2d, 0x65, 0x78,
+	0x65, 0x72, 0x63, 0x69, 0x73, 0x65, 0x73, 0x2f, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x2d, 0x67, 0x72,
+	0x70, 0x63, 0x2f, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x5f, 0x73, 0x65, 0x72, 0x76, 0x65, 0x72, 0x2f,
+	0x67, 0x72, 0x70, 0x63, 0x2f, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74,
+	0x6f, 0x33,
+}
+
+var (
+	file_hello_hello_proto_rawDescOnce sync.Once
+	file_hello_hello_proto_rawDescData = file_hello_hello_proto_rawDesc
+)
+
+func file_hello_hello_proto_rawDescGZIP() []byte {
+	file_hello_hello_proto_rawDescOnce.Do(func() {
+		file_hello_hello_proto_rawDescData = protoimpl.X.CompressGZIP(file_hello_hello_proto_rawDescData)
+	})
+	return file_hello_hello_proto_rawDescData
+}
+
+var file_hello_hello_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
+var file_hello_hello_proto_goTypes = []interface{}{
+	(*HelloRequest)(nil), // 0: hello.HelloRequest
+	(*HelloReply)(nil),   // 1: hello.HelloReply
+}
+var file_hello_hello_proto_depIdxs = []int32{
+	0, // 0: hello.Greeter.SayHello:input_type -> hello.HelloRequest
+	1, // 1: hello.Greeter.SayHello:output_type -> hello.HelloReply
+	1, // [1:2] is the sub-list for method output_type
+	0, // [0:1] is the sub-list for method input_type
+	0, // [0:0] is the sub-list for extension type_name
+	0, // [0:0] is the sub-list for extension extendee
+	0, // [0:0] is the sub-list for field type_name
+}
+
+func init() { file_hello_hello_proto_init() }
+func file_hello_hello_proto_init() {
+	if File_hello_hello_proto != nil {
+		return
+	}
+	if !protoimpl.UnsafeEnabled {
+		file_hello_hello_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*HelloRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_hello_hello_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*HelloReply); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: file_hello_hello_proto_rawDesc,
+			NumEnums:      0,
+			NumMessages:   2,
+			NumExtensions: 0,
+			NumServices:   1,
+		},
+		GoTypes:           file_hello_hello_proto_goTypes,
+		DependencyIndexes: file_hello_hello_proto_depIdxs,
+		MessageInfos:      file_hello_hello_proto_msgTypes,
+	}.Build()
+	File_hello_hello_proto = out.File
+	file_hello_hello_proto_rawDesc = nil
+	file_hello_hello_proto_goTypes = nil
+	file_hello_hello_proto_depIdxs = nil
+}
diff --git a/hello_client/client/hello/hello.proto b/hello_client/client/hello/hello.proto
new file mode 100644
index 0000000000000000000000000000000000000000..fa38e9ddf8c6e4e65d1a63c107d38a6e8d6ff7ac
--- /dev/null
+++ b/hello_client/client/hello/hello.proto
@@ -0,0 +1,14 @@
+syntax = "proto3";
+package hello;
+option go_package = "gitlab.reutlingen-university.de/go-exercises/hello-grpc/hello_server/grpc/hello";
+
+service Greeter {
+  // Sends a greeting
+  rpc SayHello (HelloRequest) returns (HelloReply) {}
+}
+message HelloRequest {
+  string name = 1;
+}
+message HelloReply {
+  string message = 1;
+}
diff --git a/hello_client/client/hello/hello_grpc.pb.go b/hello_client/client/hello/hello_grpc.pb.go
new file mode 100644
index 0000000000000000000000000000000000000000..0d219fa4d173f9e896ed8b6f7890c98e5c6d69cd
--- /dev/null
+++ b/hello_client/client/hello/hello_grpc.pb.go
@@ -0,0 +1,103 @@
+// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
+
+package hello
+
+import (
+	context "context"
+	grpc "google.golang.org/grpc"
+	codes "google.golang.org/grpc/codes"
+	status "google.golang.org/grpc/status"
+)
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the grpc package it is being compiled against.
+// Requires gRPC-Go v1.32.0 or later.
+const _ = grpc.SupportPackageIsVersion7
+
+// GreeterClient is the client API for Greeter service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
+type GreeterClient interface {
+	// Sends a greeting
+	SayHello(ctx context.Context, in *HelloRequest, opts ...grpc.CallOption) (*HelloReply, error)
+}
+
+type greeterClient struct {
+	cc grpc.ClientConnInterface
+}
+
+func NewGreeterClient(cc grpc.ClientConnInterface) GreeterClient {
+	return &greeterClient{cc}
+}
+
+func (c *greeterClient) SayHello(ctx context.Context, in *HelloRequest, opts ...grpc.CallOption) (*HelloReply, error) {
+	out := new(HelloReply)
+	err := c.cc.Invoke(ctx, "/hello.Greeter/SayHello", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// GreeterServer is the server API for Greeter service.
+// All implementations must embed UnimplementedGreeterServer
+// for forward compatibility
+type GreeterServer interface {
+	// Sends a greeting
+	SayHello(context.Context, *HelloRequest) (*HelloReply, error)
+	mustEmbedUnimplementedGreeterServer()
+}
+
+// UnimplementedGreeterServer must be embedded to have forward compatible implementations.
+type UnimplementedGreeterServer struct {
+}
+
+func (UnimplementedGreeterServer) SayHello(context.Context, *HelloRequest) (*HelloReply, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method SayHello not implemented")
+}
+func (UnimplementedGreeterServer) mustEmbedUnimplementedGreeterServer() {}
+
+// UnsafeGreeterServer may be embedded to opt out of forward compatibility for this service.
+// Use of this interface is not recommended, as added methods to GreeterServer will
+// result in compilation errors.
+type UnsafeGreeterServer interface {
+	mustEmbedUnimplementedGreeterServer()
+}
+
+func RegisterGreeterServer(s grpc.ServiceRegistrar, srv GreeterServer) {
+	s.RegisterService(&Greeter_ServiceDesc, srv)
+}
+
+func _Greeter_SayHello_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(HelloRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(GreeterServer).SayHello(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/hello.Greeter/SayHello",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(GreeterServer).SayHello(ctx, req.(*HelloRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+// Greeter_ServiceDesc is the grpc.ServiceDesc for Greeter service.
+// It's only intended for direct use with grpc.RegisterService,
+// and not to be introspected or modified (even as a copy)
+var Greeter_ServiceDesc = grpc.ServiceDesc{
+	ServiceName: "hello.Greeter",
+	HandlerType: (*GreeterServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "SayHello",
+			Handler:    _Greeter_SayHello_Handler,
+		},
+	},
+	Streams:  []grpc.StreamDesc{},
+	Metadata: "hello/hello.proto",
+}
diff --git a/hello_client/main.go b/hello_client/main.go
new file mode 100644
index 0000000000000000000000000000000000000000..095843decadb5db16a9821b80455587c71d52ceb
--- /dev/null
+++ b/hello_client/main.go
@@ -0,0 +1,41 @@
+package main
+
+import (
+	"context"
+	"log"
+	"os"
+	"time"
+
+	pb "gitlab.reutlingen-university.de/go-exercises/hello-grpc/hello_client/client/hello"
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/credentials/insecure"
+)
+
+const (
+	address     = "localhost:9111"
+	defaultName = "world"
+)
+
+func main() {
+	// Set up a connection to the server.
+	//conn, err := grpc.Dial(address, grpc.WithInsecure(), grpc.WithBlock())
+	conn, err := grpc.NewClient(address, grpc.WithTransportCredentials(insecure.NewCredentials()))
+	if err != nil {
+		log.Fatalf("did not connect: %v", err)
+	}
+	defer conn.Close()
+	c := pb.NewGreeterClient(conn)
+
+	// Contact the server and print out its response.
+	name := defaultName
+	if len(os.Args) > 1 {
+		name = os.Args[1]
+	}
+	ctx, cancel := context.WithTimeout(context.Background(), time.Second)
+	defer cancel()
+	r, err := c.SayHello(ctx, &pb.HelloRequest{Name: name})
+	if err != nil {
+		log.Fatalf("could not greet: %v", err)
+	}
+	log.Printf("Greeting: %s", r.GetMessage())
+}
diff --git a/hello_server/go.mod b/hello_server/go.mod
index 746fefcdeae6981408069737adf1138418dd1564..d820635712ce4aed79bc3f3337e91c409ec79414 100644
--- a/hello_server/go.mod
+++ b/hello_server/go.mod
@@ -1,3 +1,15 @@
 module gitlab.reutlingen-university.de/go-exercises/hello-grpc/hello_server
 
 go 1.20
+
+require (
+	google.golang.org/grpc v1.64.0
+	google.golang.org/protobuf v1.33.0
+)
+
+require (
+	golang.org/x/net v0.22.0 // indirect
+	golang.org/x/sys v0.18.0 // indirect
+	golang.org/x/text v0.14.0 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20240318140521-94a12d6c2237 // indirect
+)
diff --git a/hello_server/go.sum b/hello_server/go.sum
new file mode 100644
index 0000000000000000000000000000000000000000..1e10a92f5ab16130331cfcf80d1a9cfb81c462aa
--- /dev/null
+++ b/hello_server/go.sum
@@ -0,0 +1,13 @@
+github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+golang.org/x/net v0.22.0 h1:9sGLhx7iRIHEiX0oAJ3MRZMUCElJgy7Br1nO+AMN3Tc=
+golang.org/x/net v0.22.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
+golang.org/x/sys v0.18.0 h1:DBdB3niSjOA/O0blCZBqDefyWNYveAYMNF1Wum0DYQ4=
+golang.org/x/sys v0.18.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
+golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240318140521-94a12d6c2237 h1:NnYq6UN9ReLM9/Y01KWNOWyI5xQ9kbIms5GGJVwS/Yc=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240318140521-94a12d6c2237/go.mod h1:WtryC6hu0hhx87FDGxWCDptyssuo68sk10vYjF+T9fY=
+google.golang.org/grpc v1.64.0 h1:KH3VH9y/MgNQg1dE7b3XfVK0GsPSIzJwdF617gUSbvY=
+google.golang.org/grpc v1.64.0/go.mod h1:oxjF8E3FBnjp+/gVFYdWacaLDx9na1aqy9oovLpxQYg=
+google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
+google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
diff --git a/hello_server/grpc/gen.go b/hello_server/grpc/gen.go
new file mode 100644
index 0000000000000000000000000000000000000000..0270e4fb4ccb74caddcfd47ce24eaa0608ac21c9
--- /dev/null
+++ b/hello_server/grpc/gen.go
@@ -0,0 +1,3 @@
+package grpc
+
+//go:generate protoc --go_out=. --go_opt=paths=source_relative --go-grpc_out=. --go-grpc_opt=paths=source_relative hello/hello.proto
diff --git a/hello_server/grpc/hello/hello.pb.go b/hello_server/grpc/hello/hello.pb.go
new file mode 100644
index 0000000000000000000000000000000000000000..6cc8666751f4bbd15b3400d9366f9f00e20e85f4
--- /dev/null
+++ b/hello_server/grpc/hello/hello.pb.go
@@ -0,0 +1,215 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.26.0
+// 	protoc        v3.17.0
+// source: hello/hello.proto
+
+package hello
+
+import (
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	reflect "reflect"
+	sync "sync"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+type HelloRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Name string `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
+}
+
+func (x *HelloRequest) Reset() {
+	*x = HelloRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_hello_hello_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *HelloRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*HelloRequest) ProtoMessage() {}
+
+func (x *HelloRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_hello_hello_proto_msgTypes[0]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use HelloRequest.ProtoReflect.Descriptor instead.
+func (*HelloRequest) Descriptor() ([]byte, []int) {
+	return file_hello_hello_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *HelloRequest) GetName() string {
+	if x != nil {
+		return x.Name
+	}
+	return ""
+}
+
+type HelloReply struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Message string `protobuf:"bytes,1,opt,name=message,proto3" json:"message,omitempty"`
+}
+
+func (x *HelloReply) Reset() {
+	*x = HelloReply{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_hello_hello_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *HelloReply) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*HelloReply) ProtoMessage() {}
+
+func (x *HelloReply) ProtoReflect() protoreflect.Message {
+	mi := &file_hello_hello_proto_msgTypes[1]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use HelloReply.ProtoReflect.Descriptor instead.
+func (*HelloReply) Descriptor() ([]byte, []int) {
+	return file_hello_hello_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *HelloReply) GetMessage() string {
+	if x != nil {
+		return x.Message
+	}
+	return ""
+}
+
+var File_hello_hello_proto protoreflect.FileDescriptor
+
+var file_hello_hello_proto_rawDesc = []byte{
+	0x0a, 0x11, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x2f, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x2e, 0x70, 0x72,
+	0x6f, 0x74, 0x6f, 0x12, 0x05, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x22, 0x22, 0x0a, 0x0c, 0x48, 0x65,
+	0x6c, 0x6c, 0x6f, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x12, 0x12, 0x0a, 0x04, 0x6e, 0x61,
+	0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x22, 0x26,
+	0x0a, 0x0a, 0x48, 0x65, 0x6c, 0x6c, 0x6f, 0x52, 0x65, 0x70, 0x6c, 0x79, 0x12, 0x18, 0x0a, 0x07,
+	0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x07, 0x6d,
+	0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x32, 0x3f, 0x0a, 0x07, 0x47, 0x72, 0x65, 0x65, 0x74, 0x65,
+	0x72, 0x12, 0x34, 0x0a, 0x08, 0x53, 0x61, 0x79, 0x48, 0x65, 0x6c, 0x6c, 0x6f, 0x12, 0x13, 0x2e,
+	0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x2e, 0x48, 0x65, 0x6c, 0x6c, 0x6f, 0x52, 0x65, 0x71, 0x75, 0x65,
+	0x73, 0x74, 0x1a, 0x11, 0x2e, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x2e, 0x48, 0x65, 0x6c, 0x6c, 0x6f,
+	0x52, 0x65, 0x70, 0x6c, 0x79, 0x22, 0x00, 0x42, 0x51, 0x5a, 0x4f, 0x67, 0x69, 0x74, 0x6c, 0x61,
+	0x62, 0x2e, 0x72, 0x65, 0x75, 0x74, 0x6c, 0x69, 0x6e, 0x67, 0x65, 0x6e, 0x2d, 0x75, 0x6e, 0x69,
+	0x76, 0x65, 0x72, 0x73, 0x69, 0x74, 0x79, 0x2e, 0x64, 0x65, 0x2f, 0x67, 0x6f, 0x2d, 0x65, 0x78,
+	0x65, 0x72, 0x63, 0x69, 0x73, 0x65, 0x73, 0x2f, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x2d, 0x67, 0x72,
+	0x70, 0x63, 0x2f, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x5f, 0x73, 0x65, 0x72, 0x76, 0x65, 0x72, 0x2f,
+	0x67, 0x72, 0x70, 0x63, 0x2f, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74,
+	0x6f, 0x33,
+}
+
+var (
+	file_hello_hello_proto_rawDescOnce sync.Once
+	file_hello_hello_proto_rawDescData = file_hello_hello_proto_rawDesc
+)
+
+func file_hello_hello_proto_rawDescGZIP() []byte {
+	file_hello_hello_proto_rawDescOnce.Do(func() {
+		file_hello_hello_proto_rawDescData = protoimpl.X.CompressGZIP(file_hello_hello_proto_rawDescData)
+	})
+	return file_hello_hello_proto_rawDescData
+}
+
+var file_hello_hello_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
+var file_hello_hello_proto_goTypes = []interface{}{
+	(*HelloRequest)(nil), // 0: hello.HelloRequest
+	(*HelloReply)(nil),   // 1: hello.HelloReply
+}
+var file_hello_hello_proto_depIdxs = []int32{
+	0, // 0: hello.Greeter.SayHello:input_type -> hello.HelloRequest
+	1, // 1: hello.Greeter.SayHello:output_type -> hello.HelloReply
+	1, // [1:2] is the sub-list for method output_type
+	0, // [0:1] is the sub-list for method input_type
+	0, // [0:0] is the sub-list for extension type_name
+	0, // [0:0] is the sub-list for extension extendee
+	0, // [0:0] is the sub-list for field type_name
+}
+
+func init() { file_hello_hello_proto_init() }
+func file_hello_hello_proto_init() {
+	if File_hello_hello_proto != nil {
+		return
+	}
+	if !protoimpl.UnsafeEnabled {
+		file_hello_hello_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*HelloRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_hello_hello_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*HelloReply); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: file_hello_hello_proto_rawDesc,
+			NumEnums:      0,
+			NumMessages:   2,
+			NumExtensions: 0,
+			NumServices:   1,
+		},
+		GoTypes:           file_hello_hello_proto_goTypes,
+		DependencyIndexes: file_hello_hello_proto_depIdxs,
+		MessageInfos:      file_hello_hello_proto_msgTypes,
+	}.Build()
+	File_hello_hello_proto = out.File
+	file_hello_hello_proto_rawDesc = nil
+	file_hello_hello_proto_goTypes = nil
+	file_hello_hello_proto_depIdxs = nil
+}
diff --git a/hello_server/grpc/hello/hello.proto b/hello_server/grpc/hello/hello.proto
new file mode 100644
index 0000000000000000000000000000000000000000..fa38e9ddf8c6e4e65d1a63c107d38a6e8d6ff7ac
--- /dev/null
+++ b/hello_server/grpc/hello/hello.proto
@@ -0,0 +1,14 @@
+syntax = "proto3";
+package hello;
+option go_package = "gitlab.reutlingen-university.de/go-exercises/hello-grpc/hello_server/grpc/hello";
+
+service Greeter {
+  // Sends a greeting
+  rpc SayHello (HelloRequest) returns (HelloReply) {}
+}
+message HelloRequest {
+  string name = 1;
+}
+message HelloReply {
+  string message = 1;
+}
diff --git a/hello_server/grpc/hello/hello_grpc.pb.go b/hello_server/grpc/hello/hello_grpc.pb.go
new file mode 100644
index 0000000000000000000000000000000000000000..0d219fa4d173f9e896ed8b6f7890c98e5c6d69cd
--- /dev/null
+++ b/hello_server/grpc/hello/hello_grpc.pb.go
@@ -0,0 +1,103 @@
+// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
+
+package hello
+
+import (
+	context "context"
+	grpc "google.golang.org/grpc"
+	codes "google.golang.org/grpc/codes"
+	status "google.golang.org/grpc/status"
+)
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the grpc package it is being compiled against.
+// Requires gRPC-Go v1.32.0 or later.
+const _ = grpc.SupportPackageIsVersion7
+
+// GreeterClient is the client API for Greeter service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
+type GreeterClient interface {
+	// Sends a greeting
+	SayHello(ctx context.Context, in *HelloRequest, opts ...grpc.CallOption) (*HelloReply, error)
+}
+
+type greeterClient struct {
+	cc grpc.ClientConnInterface
+}
+
+func NewGreeterClient(cc grpc.ClientConnInterface) GreeterClient {
+	return &greeterClient{cc}
+}
+
+func (c *greeterClient) SayHello(ctx context.Context, in *HelloRequest, opts ...grpc.CallOption) (*HelloReply, error) {
+	out := new(HelloReply)
+	err := c.cc.Invoke(ctx, "/hello.Greeter/SayHello", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// GreeterServer is the server API for Greeter service.
+// All implementations must embed UnimplementedGreeterServer
+// for forward compatibility
+type GreeterServer interface {
+	// Sends a greeting
+	SayHello(context.Context, *HelloRequest) (*HelloReply, error)
+	mustEmbedUnimplementedGreeterServer()
+}
+
+// UnimplementedGreeterServer must be embedded to have forward compatible implementations.
+type UnimplementedGreeterServer struct {
+}
+
+func (UnimplementedGreeterServer) SayHello(context.Context, *HelloRequest) (*HelloReply, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method SayHello not implemented")
+}
+func (UnimplementedGreeterServer) mustEmbedUnimplementedGreeterServer() {}
+
+// UnsafeGreeterServer may be embedded to opt out of forward compatibility for this service.
+// Use of this interface is not recommended, as added methods to GreeterServer will
+// result in compilation errors.
+type UnsafeGreeterServer interface {
+	mustEmbedUnimplementedGreeterServer()
+}
+
+func RegisterGreeterServer(s grpc.ServiceRegistrar, srv GreeterServer) {
+	s.RegisterService(&Greeter_ServiceDesc, srv)
+}
+
+func _Greeter_SayHello_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(HelloRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(GreeterServer).SayHello(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/hello.Greeter/SayHello",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(GreeterServer).SayHello(ctx, req.(*HelloRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+// Greeter_ServiceDesc is the grpc.ServiceDesc for Greeter service.
+// It's only intended for direct use with grpc.RegisterService,
+// and not to be introspected or modified (even as a copy)
+var Greeter_ServiceDesc = grpc.ServiceDesc{
+	ServiceName: "hello.Greeter",
+	HandlerType: (*GreeterServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "SayHello",
+			Handler:    _Greeter_SayHello_Handler,
+		},
+	},
+	Streams:  []grpc.StreamDesc{},
+	Metadata: "hello/hello.proto",
+}
diff --git a/hello_server/main.go b/hello_server/main.go
new file mode 100644
index 0000000000000000000000000000000000000000..8167005fe5f326fdfda4d68e69fad6cca9809fb2
--- /dev/null
+++ b/hello_server/main.go
@@ -0,0 +1,37 @@
+package main
+
+import (
+	"context"
+	"log"
+	"net"
+
+	pb "gitlab.reutlingen-university.de/go-exercises/hello-grpc/hello_server/grpc/hello"
+	"google.golang.org/grpc"
+)
+
+const (
+	port = ":9111"
+)
+
+// server is used to implement hello.GreeterServer.
+type server struct {
+	pb.UnimplementedGreeterServer
+}
+
+// SayHello implements hello.GreeterServer
+func (s *server) SayHello(ctx context.Context, in *pb.HelloRequest) (*pb.HelloReply, error) {
+	log.Printf("Received: %v", in.GetName())
+	return &pb.HelloReply{Message: "Hello " + in.GetName()}, nil
+}
+func main() {
+	lis, err := net.Listen("tcp", port)
+	if err != nil {
+		log.Fatalf("failed to listen: %v", err)
+	}
+	s := grpc.NewServer()
+	pb.RegisterGreeterServer(s, &server{})
+	log.Printf("server listening at %v", lis.Addr())
+	if err := s.Serve(lis); err != nil {
+		log.Fatalf("failed to serve: %v", err)
+	}
+}