diff --git a/src/cmd/icdb/main.go b/src/cmd/icdb/main.go
new file mode 100644
index 0000000..a065879
--- /dev/null
+++ b/src/cmd/icdb/main.go
@@ -0,0 +1,20 @@
+package main
+
+import (
+	"fmt"
+	"icdb/internal/ui"
+	"icdb/pkg/config"
+	"icdb/pkg/logger"
+
+	"github.com/rs/zerolog/log"
+)
+
+func main() {
+	cfg := config.Get()
+	logger.Setup()
+
+	log.Info().Msg("Application started")
+	log.Debug().Msg(fmt.Sprintf("Config loaded: %s", cfg.Settings))
+
+	ui.Init()
+}
diff --git a/src/go.mod b/src/go.mod
index d46c2a4..7cd9f5b 100644
--- a/src/go.mod
+++ b/src/go.mod
@@ -1,3 +1,20 @@
 module icdb
 
 go 1.23.5
+
+require (
+	gioui.org v0.8.0
+	github.com/rs/zerolog v1.33.0
+)
+
+require (
+	gioui.org/shader v1.0.8 // indirect
+	github.com/go-text/typesetting v0.2.1 // indirect
+	github.com/mattn/go-colorable v0.1.14 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
+	golang.org/x/exp v0.0.0-20240707233637-46b078467d37 // indirect
+	golang.org/x/exp/shiny v0.0.0-20240707233637-46b078467d37 // indirect
+	golang.org/x/image v0.18.0 // indirect
+	golang.org/x/sys v0.29.0 // indirect
+	golang.org/x/text v0.16.0 // indirect
+)
diff --git a/src/go.sum b/src/go.sum
new file mode 100644
index 0000000..0c9dda1
--- /dev/null
+++ b/src/go.sum
@@ -0,0 +1,37 @@
+eliasnaur.com/font v0.0.0-20230308162249-dd43949cb42d h1:ARo7NCVvN2NdhLlJE9xAbKweuI9L6UgfTbYb0YwPacY=
+eliasnaur.com/font v0.0.0-20230308162249-dd43949cb42d/go.mod h1:OYVuxibdk9OSLX8vAqydtRPP87PyTFcT9uH3MlEGBQA=
+gioui.org v0.8.0 h1:QV5p5JvsmSmGiIXVYOKn6d9YDliTfjtLlVf5J+BZ9Pg=
+gioui.org v0.8.0/go.mod h1:vEMmpxMOd/iwJhXvGVIzWEbxMWhnMQ9aByOGQdlQ8rc=
+gioui.org/cpu v0.0.0-20210808092351-bfe733dd3334/go.mod h1:A8M0Cn5o+vY5LTMlnRoK3O5kG+rH0kWfJjeKd9QpBmQ=
+gioui.org/shader v1.0.8 h1:6ks0o/A+b0ne7RzEqRZK5f4Gboz2CfG+mVliciy6+qA=
+gioui.org/shader v1.0.8/go.mod h1:mWdiME581d/kV7/iEhLmUgUK5iZ09XR5XpduXzbePVM=
+github.com/coreos/go-systemd/v22 v22.5.0/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc=
+github.com/go-text/typesetting v0.2.1 h1:x0jMOGyO3d1qFAPI0j4GSsh7M0Q3Ypjzr4+CEVg82V8=
+github.com/go-text/typesetting v0.2.1/go.mod h1:mTOxEwasOFpAMBjEQDhdWRckoLLeI/+qrQeBCTGEt6M=
+github.com/go-text/typesetting-utils v0.0.0-20241103174707-87a29e9e6066 h1:qCuYC+94v2xrb1PoS4NIDe7DGYtLnU2wWiQe9a1B1c0=
+github.com/go-text/typesetting-utils v0.0.0-20241103174707-87a29e9e6066/go.mod h1:DDxDdQEnB70R8owOx3LVpEFvpMK9eeH1o2r0yZhFI9o=
+github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
+github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
+github.com/mattn/go-colorable v0.1.14 h1:9A9LHSqF/7dyVVX6g0U9cwm9pG3kP9gSzcuIPHPsaIE=
+github.com/mattn/go-colorable v0.1.14/go.mod h1:6LmQG8QLFO4G5z1gPvYEzlUgJ2wF+stgPZH1UqBm1s8=
+github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
+github.com/mattn/go-isatty v0.0.19/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
+github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
+github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
+github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
+github.com/rs/xid v1.5.0/go.mod h1:trrq9SKmegXys3aeAKXMUTdJsYXVwGY3RLcfgqegfbg=
+github.com/rs/zerolog v1.33.0 h1:1cU2KZkvPxNyfgEmhHAz/1A9Bz+llsdYzklWFzgp0r8=
+github.com/rs/zerolog v1.33.0/go.mod h1:/7mN4D5sKwJLZQ2b/znpjC3/GQWY/xaDXUM0kKWRHss=
+golang.org/x/exp v0.0.0-20240707233637-46b078467d37 h1:uLDX+AfeFCct3a2C7uIWBKMJIR3CJMhcgfrUAqjRK6w=
+golang.org/x/exp v0.0.0-20240707233637-46b078467d37/go.mod h1:M4RDyNAINzryxdtnbRXRL/OHtkFuWGRjvuhBJpk2IlY=
+golang.org/x/exp/shiny v0.0.0-20240707233637-46b078467d37 h1:SOSg7+sueresE4IbmmGM60GmlIys+zNX63d6/J4CMtU=
+golang.org/x/exp/shiny v0.0.0-20240707233637-46b078467d37/go.mod h1:3F+MieQB7dRYLTmnncoFbb1crS5lfQoTfDgQy6K4N0o=
+golang.org/x/image v0.18.0 h1:jGzIakQa/ZXI1I0Fxvaa9W7yP25TqT6cHIHn+6CqvSQ=
+golang.org/x/image v0.18.0/go.mod h1:4yyo5vMFQjVjUcVk4jEQcU9MGy/rulF5WvUILseCM2E=
+golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU=
+golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/text v0.16.0 h1:a94ExnEXNtEwYLGJSIUxnWoxoRz/ZcCsV63ROupILh4=
+golang.org/x/text v0.16.0/go.mod h1:GhwF1Be+LQoKShO3cGOHzqOgRrGaYc9AvblQOmPVHnI=
diff --git a/src/internal/ui/layout.go b/src/internal/ui/layout.go
new file mode 100644
index 0000000..6b27017
--- /dev/null
+++ b/src/internal/ui/layout.go
@@ -0,0 +1,45 @@
+package ui
+
+import (
+	t_ui "icdb/pkg/types/ui"
+
+	"gioui.org/app"
+	"gioui.org/layout"
+	"gioui.org/op"
+	"gioui.org/unit"
+	"gioui.org/widget/material"
+)
+
+var currentView t_ui.UIView = t_ui.UIViewMain
+
+// run takes a window as parameter and runs the UI on it.
+func run(window *app.Window) error {
+	theme := material.NewTheme()
+	var ops op.Ops
+	for {
+		switch e := window.Event().(type) {
+		case app.DestroyEvent:
+			return e.Err
+		case app.FrameEvent:
+			gtx := app.NewContext(&ops, e)
+
+			margins := layout.Inset{
+				Top:    unit.Dp(10),
+				Bottom: unit.Dp(10),
+				Left:   unit.Dp(10),
+				Right:  unit.Dp(10),
+			}
+
+			margins.Layout(gtx, func(gtx layout.Context) layout.Dimensions {
+				return layout.Flex{
+					Axis: layout.Horizontal,
+				}.Layout(gtx,
+					layout.Rigid(renderSidebar(theme)),
+					layout.Flexed(1, renderView(theme)),
+				)
+			})
+
+			e.Frame(gtx.Ops)
+		}
+	}
+}
diff --git a/src/internal/ui/sidebar.go b/src/internal/ui/sidebar.go
new file mode 100644
index 0000000..1422129
--- /dev/null
+++ b/src/internal/ui/sidebar.go
@@ -0,0 +1,43 @@
+package ui
+
+import (
+	t_ui "icdb/pkg/types/ui"
+	"image/color"
+
+	"gioui.org/layout"
+	"gioui.org/unit"
+	"gioui.org/widget"
+	"gioui.org/widget/material"
+)
+
+var (
+	mainButton     widget.Clickable
+	partsButton    widget.Clickable
+	settingsButton widget.Clickable
+)
+
+var sidebarWidth = unit.Dp(200)
+var sidebarBackground = color.NRGBA{R: 240, G: 240, B: 240, A: 255}
+
+// renderSidebar creates the sidebar UI.
+func renderSidebar(th *material.Theme) layout.Widget {
+	return func(gtx layout.Context) layout.Dimensions {
+		return layout.Flex{
+			Axis: layout.Vertical,
+		}.Layout(gtx,
+			layout.Rigid(renderNavButton(gtx, th, "Main", &mainButton, t_ui.UIViewMain)),
+			layout.Rigid(renderNavButton(gtx, th, "Parts", &partsButton, t_ui.UIViewParts)),
+			layout.Rigid(renderNavButton(gtx, th, "Settings", &settingsButton, t_ui.UIViewSettings)),
+		)
+	}
+}
+
+// renderNavButton creates a navigation button
+func renderNavButton(gtx layout.Context, th *material.Theme, label string, btn *widget.Clickable, target t_ui.UIView) layout.Widget {
+	return func(gtx layout.Context) layout.Dimensions {
+		if btn.Clicked(gtx) {
+			currentView = target
+		}
+		return material.Button(th, btn, label).Layout(gtx)
+	}
+}
diff --git a/src/internal/ui/ui.go b/src/internal/ui/ui.go
new file mode 100644
index 0000000..4d91549
--- /dev/null
+++ b/src/internal/ui/ui.go
@@ -0,0 +1,21 @@
+package ui
+
+import (
+	"os"
+
+	"gioui.org/app"
+	"github.com/rs/zerolog/log"
+)
+
+// Init initializes and runs the UI.
+func Init() {
+	go func() {
+		window := new(app.Window)
+		err := run(window)
+		if err != nil {
+			log.Fatal().Err(err).Msg("UI loop exited with error")
+		}
+		os.Exit(1)
+	}()
+	app.Main()
+}
diff --git a/src/internal/ui/views.go b/src/internal/ui/views.go
new file mode 100644
index 0000000..6367a57
--- /dev/null
+++ b/src/internal/ui/views.go
@@ -0,0 +1,48 @@
+package ui
+
+import (
+	t_ui "icdb/pkg/types/ui"
+	"image/color"
+
+	"gioui.org/layout"
+	"gioui.org/text"
+	"gioui.org/widget/material"
+)
+
+// renderView dynamically loads the selected view
+func renderView(th *material.Theme) layout.Widget {
+	return func(gtx layout.Context) layout.Dimensions {
+		switch currentView {
+		case t_ui.UIViewMain:
+			return renderMainView(gtx, th)
+		case t_ui.UIViewParts:
+			return renderPartsView(gtx, th)
+		case t_ui.UIViewSettings:
+			return renderSettingsView(gtx, th)
+		default:
+			return renderMainView(gtx, th)
+		}
+	}
+}
+
+// renderMainView displays the main view
+func renderMainView(gtx layout.Context, th *material.Theme) layout.Dimensions {
+	title := material.H1(th, "Welcome to ICDB")
+	title.Color = color.NRGBA{R: 127, G: 0, B: 0, A: 255}
+	title.Alignment = text.Middle
+	return title.Layout(gtx)
+}
+
+// renderPartsView displays the parts list
+func renderPartsView(gtx layout.Context, th *material.Theme) layout.Dimensions {
+	title := material.H1(th, "Parts Management")
+	title.Alignment = text.Middle
+	return title.Layout(gtx)
+}
+
+// renderSettingsView displays the settings view
+func renderSettingsView(gtx layout.Context, th *material.Theme) layout.Dimensions {
+	title := material.H1(th, "Settings")
+	title.Alignment = text.Middle
+	return title.Layout(gtx)
+}
diff --git a/src/pkg/config/config.go b/src/pkg/config/config.go
new file mode 100644
index 0000000..852fdad
--- /dev/null
+++ b/src/pkg/config/config.go
@@ -0,0 +1,24 @@
+package config
+
+import (
+	"os"
+	"sync"
+)
+
+// Config holds application configuration.
+type Config struct {
+	Settings map[string]string
+}
+
+var instance *Config
+var once sync.Once
+
+// Get returns the application configuration.
+func Get() *Config {
+	once.Do(func() {
+		instance = &Config{
+			Settings: map[string]string{"env": os.Getenv("APP_ENV")},
+		}
+	})
+	return instance
+}
diff --git a/src/pkg/logger/logger.go b/src/pkg/logger/logger.go
new file mode 100644
index 0000000..7785ab3
--- /dev/null
+++ b/src/pkg/logger/logger.go
@@ -0,0 +1,37 @@
+/*
+ICDB
+Copyright (C) 2025, Zervó Zadachin
+
+DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License version 3
+as published by the Free Software Foundation.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License version 3 for more details.
+
+This program incorporates external libraries for certain functionalities.
+These libraries are covered by their respective licenses, and their usage
+agreements are as outlined in their respective documentation or source
+code.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package logger
+
+import (
+	"os"
+
+	"github.com/rs/zerolog"
+	"github.com/rs/zerolog/log"
+)
+
+// Setup configures the global logger.
+func Setup() {
+	log.Logger = log.Output(zerolog.ConsoleWriter{Out: os.Stderr})
+}
diff --git a/src/pkg/types/ui/constants.go b/src/pkg/types/ui/constants.go
new file mode 100644
index 0000000..a2f18ae
--- /dev/null
+++ b/src/pkg/types/ui/constants.go
@@ -0,0 +1,9 @@
+package ui
+
+const (
+	UIViewMain       UIView = 0
+	UIViewParts      UIView = 1
+	UIViewCategories UIView = 2
+	UIViewLocations  UIView = 3
+	UIViewSettings   UIView = 4
+)
diff --git a/src/pkg/types/ui/view.go b/src/pkg/types/ui/view.go
new file mode 100644
index 0000000..af3e6da
--- /dev/null
+++ b/src/pkg/types/ui/view.go
@@ -0,0 +1,3 @@
+package ui
+
+type UIView uint8