diff --git a/internal/request/dataset.go b/internal/apirequest/dataset.go
similarity index 99%
rename from internal/request/dataset.go
rename to internal/apirequest/dataset.go
index ad2ac67..7dec98a 100644
--- a/internal/request/dataset.go
+++ b/internal/apirequest/dataset.go
@@ -1,4 +1,4 @@
-package request
+package apirequest
 
 import (
 	"encoding/json"
diff --git a/internal/request/parameter.go b/internal/apirequest/parameter.go
similarity index 92%
rename from internal/request/parameter.go
rename to internal/apirequest/parameter.go
index 0d21d83..e5e4398 100644
--- a/internal/request/parameter.go
+++ b/internal/apirequest/parameter.go
@@ -1,4 +1,4 @@
-package request
+package apirequest
 
 // Parse parameter (json-like) if not already done
 func (i *Parameter) Parse() {
diff --git a/internal/request/request.go b/internal/apirequest/request.go
similarity index 99%
rename from internal/request/request.go
rename to internal/apirequest/request.go
index ca008f0..69beb27 100644
--- a/internal/request/request.go
+++ b/internal/apirequest/request.go
@@ -1,4 +1,4 @@
-package request
+package apirequest
 
 import (
 	"encoding/json"
diff --git a/internal/request/types.go b/internal/apirequest/types.go
similarity index 93%
rename from internal/request/types.go
rename to internal/apirequest/types.go
index 511ce71..88d5922 100644
--- a/internal/request/types.go
+++ b/internal/apirequest/types.go
@@ -1,4 +1,4 @@
-package request
+package apirequest
 
 type Request struct {
 	// corresponds to the list of uri components
@@ -17,12 +17,12 @@ type DataSet struct {
 	// ordered values from the URI
 	//  catches all after the controller path
 	//
-	// points to Request.Data
+	// points to DataSet.Data
 	URI []*Parameter
 
 	// uri parameters following the QUERY format
 	//
-	// points to Request.Data
+	// points to DataSet.Data
 	Get map[string]*Parameter
 
 	// form data depending on the Content-Type:
@@ -30,7 +30,7 @@ type DataSet struct {
 	//  'application/x-www-form-urlencoded' => standard parameters as QUERY parameters
 	//  'multipart/form-data'               => parse form-data format
 	//
-	// points to Request.Data
+	// points to DataSet.Data
 	Form map[string]*Parameter
 
 	// contains URL+GET+FORM data with prefixes:
diff --git a/internal/request/utils.go b/internal/apirequest/utils.go
similarity index 99%
rename from internal/request/utils.go
rename to internal/apirequest/utils.go
index 6af5abb..56be8e5 100644
--- a/internal/request/utils.go
+++ b/internal/apirequest/utils.go
@@ -1,4 +1,4 @@
-package request
+package apirequest
 
 import (
 	"encoding/json"
diff --git a/internal/config/controller.go b/internal/controller/controller.go
similarity index 99%
rename from internal/config/controller.go
rename to internal/controller/controller.go
index 3f4f512..849d3e3 100644
--- a/internal/config/controller.go
+++ b/internal/controller/controller.go
@@ -1,4 +1,4 @@
-package config
+package controller
 
 import (
 	"encoding/json"
diff --git a/internal/config/method.go b/internal/controller/method.go
similarity index 97%
rename from internal/config/method.go
rename to internal/controller/method.go
index 03fb08e..9d0d7b8 100644
--- a/internal/config/method.go
+++ b/internal/controller/method.go
@@ -1,4 +1,4 @@
-package config
+package controller
 
 import (
 	"git.xdrm.io/go/aicra/middleware"
diff --git a/internal/config/types.go b/internal/controller/types.go
similarity index 97%
rename from internal/config/types.go
rename to internal/controller/types.go
index 87f7bb6..340d743 100644
--- a/internal/config/types.go
+++ b/internal/controller/types.go
@@ -1,4 +1,4 @@
-package config
+package controller
 
 /* (1) Configuration
 ---------------------------------------------------------*/
diff --git a/server.go b/server.go
index f35255f..18113fd 100644
--- a/server.go
+++ b/server.go
@@ -3,38 +3,45 @@ package aicra
 import (
 	"fmt"
 	e "git.xdrm.io/go/aicra/err"
+	"git.xdrm.io/go/aicra/internal/apirequest"
 	"git.xdrm.io/go/aicra/internal/checker"
-	"git.xdrm.io/go/aicra/internal/config"
-	"git.xdrm.io/go/aicra/internal/request"
+	"git.xdrm.io/go/aicra/internal/controller"
 	"git.xdrm.io/go/aicra/middleware"
 	"git.xdrm.io/go/aicra/response"
 	"log"
 	"net/http"
 )
 
+// Server represents an AICRA instance featuring:
+// * its type checkers
+// * its middlewares
+// * its controllers (config)
+type Server struct {
+	controller *controller.Controller // controllers
+	checker    *checker.Registry      // type checker registry
+	middleware *middleware.Registry   // middlewares
+}
+
 // New creates a framework instance from a configuration file
 func New(path string) (*Server, error) {
 
 	/* (1) Init instance */
-	inst := &Server{
-		config: nil,
-		Params: make(map[string]interface{}),
-	}
+	var err error
+	var i *Server
 
 	/* (2) Load configuration */
-	config, err := config.Load(path)
+	i.controller, err = controller.Load(path)
 	if err != nil {
 		return nil, err
 	}
-	inst.config = config
 
 	/* (3) Default type registry */
-	inst.Checker = checker.CreateRegistry(".build/type")
+	i.checker = checker.CreateRegistry(".build/type")
 
 	/* (4) Default middleware registry */
-	inst.Middleware = middleware.CreateRegistry(".build/middleware")
+	i.middleware = middleware.CreateRegistry(".build/middleware")
 
-	return inst, nil
+	return i, nil
 
 }
 
@@ -42,7 +49,7 @@ func New(path string) (*Server, error) {
 func (s *Server) Listen(port uint16) error {
 
 	/* (1) Bind router */
-	http.HandleFunc("/", s.routeRequest)
+	http.HandleFunc("/", s.manageRequest)
 
 	/* (2) Bind listener */
 	return http.ListenAndServe(fmt.Sprintf(":%d", port), nil)
@@ -50,16 +57,16 @@ func (s *Server) Listen(port uint16) error {
 }
 
 // Router called for each request
-func (s *Server) routeRequest(res http.ResponseWriter, httpReq *http.Request) {
+func (s *Server) manageRequest(res http.ResponseWriter, httpReq *http.Request) {
 
 	/* (1) Build request */
-	req, err := request.BuildFromHTTPRequest(httpReq)
+	req, err := apirequest.BuildFromHTTPRequest(httpReq)
 	if err != nil {
 		log.Fatal(err)
 	}
 
 	/* (2) Middleware: authentication */
-	scope := s.Middleware.Run(*httpReq)
+	scope := s.middleware.Run(*httpReq)
 
 	/* (3) Find a matching controller */
 	controller := s.findController(req)
@@ -132,7 +139,7 @@ func (s *Server) routeRequest(res http.ResponseWriter, httpReq *http.Request) {
 
 // extractParameters extracts parameters for the request and checks
 // every single one according to configuration options
-func (s *Server) extractParameters(req *request.Request, methodParam map[string]*config.Parameter) (map[string]interface{}, e.Error) {
+func (s *Server) extractParameters(req *apirequest.Request, methodParam map[string]*controller.Parameter) (map[string]interface{}, e.Error) {
 
 	// init vars
 	err := e.Success
@@ -153,7 +160,7 @@ func (s *Server) extractParameters(req *request.Request, methodParam map[string]
 
 		/* (3) Optional & missing: set default value */
 		if !isset {
-			p = &request.Parameter{
+			p = &apirequest.Parameter{
 				Parsed: true,
 				File:   param.Type == "FILE",
 				Value:  nil,
@@ -188,7 +195,7 @@ func (s *Server) extractParameters(req *request.Request, methodParam map[string]
 		}
 
 		/* (7) Check type */
-		if s.Checker.Run(param.Type, p.Value) != nil {
+		if s.checker.Run(param.Type, p.Value) != nil {
 
 			err = e.InvalidParam
 			err.BindArgument(param.Rename)
diff --git a/types.go b/types.go
deleted file mode 100644
index 6cd71d3..0000000
--- a/types.go
+++ /dev/null
@@ -1,18 +0,0 @@
-package aicra
-
-import (
-	"git.xdrm.io/go/aicra/internal/checker"
-	"git.xdrm.io/go/aicra/internal/config"
-	"git.xdrm.io/go/aicra/middleware"
-)
-
-// Server represents an AICRA instance featuring:
-// * its type checkers
-// * its middlewares
-// * its configuration (controllers)
-type Server struct {
-	config     *config.Controller
-	Params     map[string]interface{}
-	Checker    *checker.Registry    // type check
-	Middleware *middleware.Registry // middlewares
-}
diff --git a/util.go b/util.go
index 81ed309..345dfd0 100644
--- a/util.go
+++ b/util.go
@@ -3,17 +3,17 @@ package aicra
 import (
 	"encoding/json"
 	"git.xdrm.io/go/aicra/err"
-	"git.xdrm.io/go/aicra/internal/config"
-	"git.xdrm.io/go/aicra/internal/request"
+	"git.xdrm.io/go/aicra/internal/apirequest"
+	"git.xdrm.io/go/aicra/internal/controller"
 	"git.xdrm.io/go/aicra/response"
 	"log"
 	"net/http"
 )
 
-func (s *Server) findController(req *request.Request) *config.Controller {
+func (s *Server) findController(req *apirequest.Request) *controller.Controller {
 
 	/* (1) Try to browse by URI */
-	pathi, ctl := s.config.Browse(req.URI)
+	pathi, ctl := s.controller.Browse(req.URI)
 
 	/* (2) Set controller uri */
 	req.Path = make([]string, 0, pathi)