diff --git a/smalltrip/exceptions/500.go b/smalltrip/exceptions/500.go
new file mode 100644
index 0000000..683f9e6
--- /dev/null
+++ b/smalltrip/exceptions/500.go
@@ -0,0 +1,149 @@
+package exceptions
+
+import (
+	"errors"
+	"net/http"
+)
+
+func InternalServerError(err error, opts ...Option) Exception {
+	o := []Option{
+		WithStatus(http.StatusInternalServerError),
+		WithCode("Internal Server Error"),
+		WithMessage("A unexpected error occurred."),
+		WithError(err),
+		WithSeverity(ERROR),
+	}
+	o = append(o, opts...)
+
+	return newException(o...)
+}
+
+func NotImplemented(opts ...Option) Exception {
+	o := []Option{
+		WithStatus(http.StatusNotImplemented),
+		WithCode("Not Implemented"),
+		WithMessage("Functionality is not supported."),
+		WithError(errors.New("user agent requested functionality that is not supported")),
+		WithSeverity(ERROR),
+	}
+	o = append(o, opts...)
+
+	return newException(o...)
+}
+
+func BadGateway(opts ...Option) Exception {
+	o := []Option{
+		WithStatus(http.StatusBadGateway),
+		WithCode("Bad Gateway"),
+		WithMessage("Invalid response from upstream."),
+		WithError(errors.New("upstream response is invalid")),
+		WithSeverity(ERROR),
+	}
+	o = append(o, opts...)
+
+	return newException(o...)
+}
+
+func ServiceUnavailable(opts ...Option) Exception {
+	o := []Option{
+		WithStatus(http.StatusServiceUnavailable),
+		WithCode("Service Unavailable"),
+		WithMessage("Not ready to handle the request."),
+		WithError(errors.New("server is not ready to handle the request")),
+		WithSeverity(ERROR),
+	}
+	o = append(o, opts...)
+
+	return newException(o...)
+}
+
+func GatewayTimeout(opts ...Option) Exception {
+	o := []Option{
+		WithStatus(http.StatusGatewayTimeout),
+		WithCode("Gateway Timeout"),
+		WithMessage("Did not get the response from upstream in time."),
+		WithError(errors.New("upstream did not respond in time")),
+		WithSeverity(ERROR),
+	}
+	o = append(o, opts...)
+
+	return newException(o...)
+}
+
+func HTTPVersionNotSupported(opts ...Option) Exception {
+	o := []Option{
+		WithStatus(http.StatusHTTPVersionNotSupported),
+		WithCode("HTTP Version Not Supported"),
+		WithMessage("Version of HTTP is not supported."),
+		WithError(errors.New("server does not support requested HTTP version")),
+		WithSeverity(ERROR),
+	}
+	o = append(o, opts...)
+
+	return newException(o...)
+}
+
+func VariantAlsoNegotiates(opts ...Option) Exception {
+	o := []Option{
+		WithStatus(http.StatusVariantAlsoNegotiates),
+		WithCode("Variant Also Negotiates"),
+		WithMessage("A recursive loop found in the process of the request."),
+		WithError(errors.New("variant also negotiates, recursive loop found on request")),
+		WithSeverity(ERROR),
+	}
+	o = append(o, opts...)
+
+	return newException(o...)
+}
+
+func InsufficientStorage(opts ...Option) Exception {
+	o := []Option{
+		WithStatus(http.StatusInsufficientStorage),
+		WithCode("Insufficient Storage"),
+		WithMessage("There is not enough available storage to complete the request."),
+		WithError(errors.New("not enough available storage to complete request")),
+		WithSeverity(ERROR),
+	}
+	o = append(o, opts...)
+
+	return newException(o...)
+}
+
+func LoopDetected(opts ...Option) Exception {
+	o := []Option{
+		WithStatus(http.StatusLoopDetected),
+		WithCode("Loop Detected"),
+		WithMessage("Infinite loop found while processing the request."),
+		WithError(errors.New("infinite loop found while processing request")),
+		WithSeverity(ERROR),
+	}
+	o = append(o, opts...)
+
+	return newException(o...)
+}
+
+func NotExtended(opts ...Option) Exception {
+	o := []Option{
+		WithStatus(http.StatusLoopDetected),
+		WithCode("Not Extended"),
+		WithMessage("HTTP extension is not supported."),
+		WithError(errors.New("user agent requested with a HTTP extension that is not supported")),
+		WithSeverity(ERROR),
+	}
+	o = append(o, opts...)
+
+	return newException(o...)
+}
+
+func NetworkAuthenticationRequired(opts ...Option) Exception {
+	o := []Option{
+		WithStatus(http.StatusNetworkAuthenticationRequired),
+		WithCode("Network Authentication Required"),
+		WithMessage("Authentication to access network access is necessary."),
+		WithError(errors.New("user agent requested without being network authenticated")),
+		WithSeverity(ERROR),
+	}
+	o = append(o, opts...)
+
+	return newException(o...)
+}