diff --git a/.eslintrc.json b/.eslintrc.json
new file mode 100644
index 0000000..1308deb
--- /dev/null
+++ b/.eslintrc.json
@@ -0,0 +1,20 @@
+{
+    "extends": "google",
+    "installedESLint": true,
+    "rules": {
+        "indent": ["error", 4]
+    },
+    "plugins": [
+        "angular",
+        "html",
+        "jquery",
+        "security",
+        "this"
+    ],
+    "globals": {
+        "angular": false,
+        "moment": false,
+        "Highcharts": false,
+        "$": false
+    }
+}
diff --git a/Gruntfile.js b/Gruntfile.js
index 2ac3285..7999719 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -38,8 +38,7 @@ module.exports = function(grunt) {
 
     grunt.registerTask('jsdev', [
         'wiredep',
-        'newer:jshint',
-        'newer:jscs'
+        'newer:eslint'
     ]);
 
     grunt.registerTask('htmldev', [
diff --git a/accountant-ui/js/accounts.js b/accountant-ui/js/accounts.js
index a9e38b8..11719cc 100644
--- a/accountant-ui/js/accounts.js
+++ b/accountant-ui/js/accounts.js
@@ -56,203 +56,193 @@ angular.module('accountant.accounts', [
     return Account;
 }])
 
-.controller(
-    'AccountController', [
-        '$scope', '$ngBootbox', 'Account', 'Notification',
-        function($scope, $ngBootbox, Account, Notification) {
-
-    /*
-     * Return the class for an account current value compared to authorized
-     * overdraft.
-     */
-    $scope.rowClass = function(account) {
-        // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
-        if (!account || !account.authorized_overdraft || !account.current) {
-            return;
-        }
-        // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
-
-        // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
-        if (account.current < account.authorized_overdraft) {
-            return 'danger';
-        } else if (account.current < 0) {
-            return 'warning';
-        }
-        // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
-    };
-
-    /*
-     * Return the class for a value compared to account authorized overdraft.
-     */
-    $scope.valueClass = function(account, value) {
-        if (!account || !value) {
-            return;
-        }
-
-        // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
-        if (value < account.authorized_overdraft) {
-            return 'text-danger';
-        } else if (value < 0) {
-            return 'text-warning';
-        }
-        // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
-    };
-
-    /*
-     * Add an empty account.
-     */
-    $scope.add = function() {
-        var account = new Account({
-            // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
-            authorized_overdraft: 0
-            // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
-        });
-
-        // Insert account at the begining of the array.
-        $scope.accounts.splice(0, 0, account);
-    };
-
-    /*
-     * Cancel account edition. Remove it from array if a new one.
-     */
-    $scope.cancelEdit = function(rowform, account, $index) {
-        if (!account.id) {
-            // Account not saved, just remove it from array.
-            $scope.accounts.splice($index, 1);
-        } else {
-            rowform.$cancel();
-        }
-    };
-
-    /*
-     * Save account.
-     */
-    $scope.save = function(account) {
-        //var account = $scope.accounts[$index];
-
-        //account = angular.merge(account, $data);
-
-        return account.$save().then(function(data) {
-            Notification.success('Account #' + data.id + ' saved.');
-
-            // TODO Alexis Lahouze 2016-03-08 Update solds
-
-            return data;
-        });
-    };
-
-    /*
-     * Delete an account.
-     */
-    $scope.delete = function(account, $index) {
-        var id = account.id;
-
-        $ngBootbox.confirm(
-            'Voulez-vous supprimer le compte \'' + account.name + '\' ?',
-            function(result) {
-                if (result) {
-                    account.$delete().then(function() {
-                        Notification.success('Account #' + id + ' deleted.');
-
-                        // Remove account from array.
-                        $scope.accounts.splice($index, 1);
-                    });
-                }
+.controller('AccountController', [
+    '$scope', '$ngBootbox', 'Account', 'Notification',
+    function($scope, $ngBootbox, Account, Notification) {
+        /*
+         * Return the class for an account current value compared to authorized
+         * overdraft.
+         */
+        $scope.rowClass = function(account) {
+            // eslint-disable-next-line camelcase
+            if (!account || !account.authorized_overdraft || !account.current) {
+                return;
             }
-        );
-    };
 
-    // Load accounts.
-    $scope.accounts = Account.query();
-
-}])
-
-.directive(
-    'accountFormDialog', function(Account, $ngBootbox, Notification) {
-        return {
-            restrict: 'A',
-            scope: {
-                account: '=ngModel'
-            },
-            link: function(scope, element) {
-                var title = 'Account';
-
-                if (scope.account && scope.account.id) {
-                    title = title + ' #' + scope.account.id;
-                }
-
-                scope.form = {};
-
-                scope.submitForm = function() {
-                    // check to make sure the form is completely valid
-                    if (!scope.form.$valid) {
-                        return false;
-                    }
-
-                    // Authorized overdraft is a positive integer but data is a negative integer.
-                    // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
-                    scope.data.authorized_overdraft = -scope.data.authorized_overdraft;
-                    // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
-
-                    angular.copy(scope.data, scope.account);
-
-                    // Save account
-                    console.log(scope.account);
-                    return scope.account.$save().then(
-                        function(data) {
-                            Notification.success('Account #' + data.id + ' saved.');
-
-                            scope.account.getSolds();
-
-                            return data;
-                        }, function(data) {
-                            Notification.error('Error while saving account #' + data.id);
-                            scope.account.getSolds();
-                            console.log(data);
-                            return false;
-                        }
-                    );
-                };
-
-                element.on('click', function() {
-                    // Create new account if not passed in ng-model.
-                    if (!scope.account) {
-                        scope.account = new Account({
-                            // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
-                            authorized_overdraft: 0
-                            // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
-                        });
-                    }
-
-                    scope.data = {};
-                    angular.copy(scope.account, scope.data);
-
-                    // Authorized overdraft must be positive in form.
-                    // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
-                    scope.data.authorized_overdraft = -scope.data.authorized_overdraft;
-                    // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
-
-                    // Open dialog with form.
-                    $ngBootbox.customDialog({
-                        scope: scope,
-                        title: title,
-                        templateUrl: 'views/account.form.tmpl.html',
-                        onEscape: true,
-                        buttons: {
-                            save: {
-                                label: 'Save',
-                                className: 'btn-success',
-                                callback: scope.submitForm
-                            },
-                            cancel: {
-                                label: 'Cancel',
-                                className: 'btn-default',
-                                callback: true
-                            }
-                        }
-                    });
-                });
+            // eslint-disable-next-line camelcase
+            if (account.current < account.authorized_overdraft) {
+                return 'danger';
+            } else if (account.current < 0) {
+                return 'warning';
             }
         };
-    }
-);
+
+        /*
+         * Return the class for a value compared to account authorized overdraft.
+         */
+        $scope.valueClass = function(account, value) {
+            if (!account || !value) {
+                return;
+            }
+
+            // eslint-disable-next-line camelcase
+            if (value < account.authorized_overdraft) {
+                return 'text-danger';
+            } else if (value < 0) {
+                return 'text-warning';
+            }
+        };
+
+        /*
+         * Add an empty account.
+         */
+        $scope.add = function() {
+            var account = new Account({
+                // eslint-disable-next-line camelcase
+                authorized_overdraft: 0
+            });
+
+            // Insert account at the begining of the array.
+            $scope.accounts.splice(0, 0, account);
+        };
+
+        /*
+         * Cancel account edition. Remove it from array if a new one.
+         */
+        $scope.cancelEdit = function(rowform, account, $index) {
+            if (!account.id) {
+                // Account not saved, just remove it from array.
+                $scope.accounts.splice($index, 1);
+            } else {
+                rowform.$cancel();
+            }
+        };
+
+        /*
+         * Save account.
+         */
+        $scope.save = function(account) {
+            // var account = $scope.accounts[$index];
+
+            // account = angular.merge(account, $data);
+
+            return account.$save().then(function(data) {
+                Notification.success('Account #' + data.id + ' saved.');
+
+                // TODO Alexis Lahouze 2016-03-08 Update solds
+
+                return data;
+            });
+        };
+
+        /*
+         * Delete an account.
+         */
+        $scope.delete = function(account, $index) {
+            var id = account.id;
+
+            $ngBootbox.confirm(
+                'Voulez-vous supprimer le compte \'' + account.name + '\' ?',
+                function(result) {
+                    if (result) {
+                        account.$delete().then(function() {
+                            Notification.success('Account #' + id + ' deleted.');
+
+                            // Remove account from array.
+                            $scope.accounts.splice($index, 1);
+                        });
+                    }
+                }
+            );
+        };
+
+        // Load accounts.
+        $scope.accounts = Account.query();
+    }]
+)
+
+.directive('accountFormDialog', function(Account, $ngBootbox, Notification) {
+    return {
+        restrict: 'A',
+        scope: {
+            account: '=ngModel'
+        },
+        link: function(scope, element) {
+            var title = 'Account';
+
+            if (scope.account && scope.account.id) {
+                title = title + ' #' + scope.account.id;
+            }
+
+            scope.form = {};
+
+            scope.submitForm = function() {
+                // check to make sure the form is completely valid
+                if (!scope.form.$valid) {
+                    return false;
+                }
+
+                // Authorized overdraft is a positive integer but data is a negative integer.
+                // eslint-disable-next-line camelcase
+                scope.data.authorized_overdraft = -scope.data.authorized_overdraft;
+
+                angular.copy(scope.data, scope.account);
+
+                // Save account
+                console.log(scope.account);
+                return scope.account.$save().then(
+                    function(data) {
+                        Notification.success('Account #' + data.id + ' saved.');
+
+                        scope.account.getSolds();
+
+                        return data;
+                    },
+                    function(data) {
+                        Notification.error('Error while saving account #' + data.id);
+                        scope.account.getSolds();
+                        console.log(data);
+                        return false;
+                    }
+                );
+            };
+
+            element.on('click', function() {
+                // Create new account if not passed in ng-model.
+                if (!scope.account) {
+                    scope.account = new Account({
+                        // eslint-disable-next-line camelcase
+                        authorized_overdraft: 0
+                    });
+                }
+
+                scope.data = {};
+                angular.copy(scope.account, scope.data);
+
+                // Authorized overdraft must be positive in form.
+                // eslint-disable-next-line camelcase
+                scope.data.authorized_overdraft = -scope.data.authorized_overdraft;
+
+                // Open dialog with form.
+                $ngBootbox.customDialog({
+                    scope: scope,
+                    title: title,
+                    templateUrl: 'views/account.form.tmpl.html',
+                    onEscape: true,
+                    buttons: {
+                        save: {
+                            label: 'Save',
+                            className: 'btn-success',
+                            callback: scope.submitForm
+                        },
+                        cancel: {
+                            label: 'Cancel',
+                            className: 'btn-default',
+                            callback: true
+                        }
+                    }
+                });
+            });
+        }
+    };
+});
diff --git a/accountant-ui/js/app.js b/accountant-ui/js/app.js
index 077b7a2..571b018 100644
--- a/accountant-ui/js/app.js
+++ b/accountant-ui/js/app.js
@@ -92,66 +92,67 @@ angular.module('accountant', [
 })
 
 .controller('MainController', [
-  '$scope', '$rootScope', '$http', 'authService', '$storage', '$ngBootbox',
-  function($scope, $rootScope, $http, authService, $storage, $ngBootbox) {
-    $scope.dialogShown = false;
+    '$scope', '$rootScope', '$http', 'authService', '$storage', '$ngBootbox',
+    function($scope, $rootScope, $http, authService, $storage, $ngBootbox) {
+        $scope.dialogShown = false;
 
-    $scope.showLoginForm = function() {
-        // First, if there are registered credentials, use them
-        if ($scope.dialogShown) {
-            return;
-        }
+        $scope.showLoginForm = function() {
+            // First, if there are registered credentials, use them
+            if ($scope.dialogShown) {
+                return;
+            }
 
-        $scope.dialogShown = true;
+            $scope.dialogShown = true;
 
-        $storage.clear();
+            $storage.clear();
 
-        $ngBootbox.customDialog({
-            title: 'Authentification requise',
-            templateUrl: 'views/login.tmpl.html',
-            buttons: {
-                login: {
-                    label: 'Login',
-                    className: 'btn-primary',
-                    callback: function() {
-                        $scope.dialogShown = false;
+            $ngBootbox.customDialog({
+                title: 'Authentification requise',
+                templateUrl: 'views/login.tmpl.html',
+                buttons: {
+                    login: {
+                        label: 'Login',
+                        className: 'btn-primary',
+                        callback: function() {
+                            $scope.dialogShown = false;
 
-                        var email = $('#email').val();
-                        var password = $('#password').val();
-                        $http.post(
-                            '/api/user/login',
-                            {
-                                'email': email,
-                                'password': password
-                            }
-                        ).success(function(result) {
-                            // TODO Alexis Lahouze 2015-08-28 Handle callback.
-                            // Call to /api/login to retrieve the token
-                            // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
-                            $storage.set('token_type', result.token_type);
-                            // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
-                            $storage.set('token', result.token);
-                            // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
-                            $storage.set('expiration_date', result.expiration_date);
-                            // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
+                            var email = $('#email').val();
+                            var password = $('#password').val();
+                            $http.post(
+                                '/api/user/login',
+                                {
+                                    email: email,
+                                    password: password
+                                }
+                            ).success(function(result) {
+                                // TODO Alexis Lahouze 2015-08-28 Handle callback.
+                                // Call to /api/login to retrieve the token
+                                // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
+                                $storage.set('token_type', result.token_type);
+                                // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
+                                $storage.set('token', result.token);
+                                // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
+                                $storage.set('expiration_date', result.expiration_date);
+                                // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
 
-                            authService.loginConfirmed();
-                        });
-                    }
-                },
-                cancel: {
-                    label: 'Annuler',
-                    className: 'btn-default',
-                    callback: function() {
-                        authService.loginCancelled(null, 'Login cancelled by user action.');
-                        $scope.dialogShown = false;
+                                authService.loginConfirmed();
+                            });
+                        }
+                    },
+                    cancel: {
+                        label: 'Annuler',
+                        className: 'btn-default',
+                        callback: function() {
+                            authService.loginCancelled(null, 'Login cancelled by user action.');
+                            $scope.dialogShown = false;
+                        }
                     }
                 }
-            }
-        });
-    };
+            });
+        };
 
-    $rootScope.$on('event:auth-loginRequired', $scope.showLoginForm);
-}])
+        $rootScope.$on('event:auth-loginRequired', $scope.showLoginForm);
+    }
+])
 
 ;
diff --git a/accountant-ui/js/operations.js b/accountant-ui/js/operations.js
index 3508f5a..a29d9bf 100644
--- a/accountant-ui/js/operations.js
+++ b/accountant-ui/js/operations.js
@@ -32,7 +32,7 @@ angular.module('accountant.operations', [
     $resourceProvider.defaults.stripTrailingSlashes = false;
 }])
 
-.factory('Operation', ['$resource', function($resource)  {
+.factory('Operation', ['$resource', function($resource) {
     return $resource(
         '/api/operation/:id', {
             id: '@id'
@@ -40,38 +40,38 @@ angular.module('accountant.operations', [
     );
 }])
 
-.factory('OHLC', ['$resource', '$routeParams',
-         function($resource, $routeParams)  {
-    return $resource(
-        '/api/account/:account_id/ohlc', {
-            // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
-            account_id: $routeParams.accountId
-            // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
-        }
-    );
-}])
+.factory('OHLC', [
+    '$resource', '$routeParams', function($resource, $routeParams) {
+        return $resource(
+            '/api/account/:account_id/ohlc', {
+                // eslint-disable-next-line camelcase
+                account_id: $routeParams.accountId
+            }
+        );
+    }
+])
 
-.factory('Category', ['$resource', '$routeParams',
-         function($resource, $routeParams)  {
-    return $resource(
-        '/api/account/:account_id/category', {
-            // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
-            account_id: $routeParams.accountId
-            // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
-        }
-    );
-}])
+.factory('Category', [
+    '$resource', '$routeParams', function($resource, $routeParams) {
+        return $resource(
+            '/api/account/:account_id/category', {
+                // eslint-disable-next-line camelcase
+                account_id: $routeParams.accountId
+            }
+        );
+    }
+])
 
-.factory('Balance', ['$resource', '$routeParams',
-         function($resource, $routeParams)  {
-    return $resource(
-        '/api/account/:account_id/balance', {
-            // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
-            account_id: $routeParams.accountId
-            // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
-        }
-    );
-}])
+.factory('Balance', [
+    '$resource', '$routeParams', function($resource, $routeParams) {
+        return $resource(
+            '/api/account/:account_id/balance', {
+                // eslint-disable-next-line camelcase
+                account_id: $routeParams.accountId
+            }
+        );
+    }
+])
 
 /*
  * Controller for category chart.
@@ -131,8 +131,8 @@ angular.module('accountant.operations', [
                 size: '60%',
                 dataLabels: {
                     formatter: function() {
-                        return this.point.name !== null && this.percentage >= 2.5 ? this.point.name : null;
-                    }
+                        return this.point.name !== null && this.percentage >=
+                            2.5 ? this.point.name : null; }
                 }
             }]
         };
@@ -140,6 +140,7 @@ angular.module('accountant.operations', [
         $scope.brightenColor = function(color) {
             var brightness = 0.2;
 
+            // eslint-disable-next-line new-cap
             return Highcharts.Color(color).brighten(brightness).get();
         };
 
@@ -367,9 +368,8 @@ angular.module('accountant.operations', [
          */
         $scope.add = function() {
             var operation = new Operation({
-                // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
+                // eslint-disable-next-line camelcase
                 account_id: $routeParams.accountId
-                // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
             });
 
             $scope.operations.splice(0, 0, operation);
@@ -380,9 +380,8 @@ angular.module('accountant.operations', [
          */
         $scope.load = function(begin, end) {
             $scope.operations = Operation.query({
-                // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
+                // eslint-disable-next-line camelcase
                 account_id: $routeParams.accountId,
-                // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
                 begin: begin.format('YYYY-MM-DD'),
                 end: end.format('YYYY-MM-DD')
             });
diff --git a/accountant-ui/js/scheduler.js b/accountant-ui/js/scheduler.js
index 03b49e7..8c2731c 100644
--- a/accountant-ui/js/scheduler.js
+++ b/accountant-ui/js/scheduler.js
@@ -49,9 +49,8 @@ angular.module('accountant.scheduler', [
          */
         $scope.add = function() {
             var operation = new ScheduledOperation({
-                // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
+                // eslint-disable-next-line camelcase
                 account_id: $routeParams.accountId
-                // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
             });
 
             // Insert new operation at the beginning of the array.
@@ -63,9 +62,8 @@ angular.module('accountant.scheduler', [
          */
         $scope.load = function() {
             $scope.operations = ScheduledOperation.query({
-                // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
+                // eslint-disable-next-line camelcase
                 account_id: $routeParams.accountId
-                // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
             });
         };
 
diff --git a/grunt-config/eslint.js b/grunt-config/eslint.js
new file mode 100644
index 0000000..2564dd6
--- /dev/null
+++ b/grunt-config/eslint.js
@@ -0,0 +1,13 @@
+'use strict';
+
+module.exports = {
+    frontend: [
+        '<%= accountant.frontend.src %>/index.html',
+        '<%= accountant.frontend.src %>/views/*.html',
+        '<%= accountant.frontend.src %>/js/*.js'
+    ],
+    toolchain: [
+        'Gruntfile.js',
+        'grunt-config/*.js'
+    ]
+};
diff --git a/package.json b/package.json
index 4862eb5..ec469b7 100644
--- a/package.json
+++ b/package.json
@@ -6,6 +6,14 @@
   "devDependencies": {
     "connect-logger": "0.0.1",
     "connect-proxy-layer": "^0.1.2",
+    "eslint": "^3.7.1",
+    "eslint-config-google": "~0.6",
+    "eslint-plugin-angular": "^1.4.1",
+    "eslint-plugin-html": "^1.5.3",
+    "eslint-plugin-jquery": "^1.0.1",
+    "eslint-plugin-promise": "^3.0.0",
+    "eslint-plugin-security": "^1.2.0",
+    "eslint-plugin-this": "^0.1.4",
     "grunt": "~1.0",
     "grunt-bg-shell": "^2.3.1",
     "grunt-contrib-clean": "~1.0",
@@ -16,6 +24,7 @@
     "grunt-contrib-uglify": "~1.0",
     "grunt-contrib-watch": "~1.0",
     "grunt-copy": "^0.1.0",
+    "grunt-eslint": "~19.0",
     "grunt-filerev": "^2.3.1",
     "grunt-flake8": "^0.1.3",
     "grunt-htmllint": "^0.2.7",