diff --git a/client/package-lock.json b/client/package-lock.json
index 87855d8..8c5daad 100644
--- a/client/package-lock.json
+++ b/client/package-lock.json
@@ -1891,6 +1891,24 @@
         "@types/react": "*"
       }
     },
+    "@types/react-select": {
+      "version": "3.0.16",
+      "resolved": "https://nexus.corp.indeed.com/repository/npm/@types/react-select/-/react-select-3.0.16.tgz",
+      "integrity": "sha512-qXCfHprExDzB+ZYCqzH80D2TE+F17MMAY5/GrHm74xSsmS6B6G8nm3gZiTod/u82JSzDO193qJiP7ZxunT8oBg==",
+      "requires": {
+        "@types/react": "*",
+        "@types/react-dom": "*",
+        "@types/react-transition-group": "*"
+      }
+    },
+    "@types/react-transition-group": {
+      "version": "4.4.0",
+      "resolved": "https://nexus.corp.indeed.com/repository/npm/@types/react-transition-group/-/react-transition-group-4.4.0.tgz",
+      "integrity": "sha512-/QfLHGpu+2fQOqQaXh8MG9q03bFENooTb/it4jr5kKaZlDQfWvjqWZg48AwzPVMBHlRuTRAY7hRHCEOXz5kV6w==",
+      "requires": {
+        "@types/react": "*"
+      }
+    },
     "@types/stack-utils": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/@types/stack-utils/-/stack-utils-1.0.1.tgz",
diff --git a/client/package.json b/client/package.json
index 42cd9c5..de24361 100644
--- a/client/package.json
+++ b/client/package.json
@@ -11,6 +11,7 @@
     "@types/react": "^16.9.44",
     "@types/react-dom": "^16.9.8",
     "@types/react-modal": "1.6.8",
+    "@types/react-select": "^3.0.16",
     "ansi-to-react": "^5.1.1",
     "humanize-duration": "^3.23.1",
     "js-base64": "^2.6.4",
diff --git a/client/src/components/field.tsx b/client/src/components/field.tsx
index ee179b5..1d5874d 100644
--- a/client/src/components/field.tsx
+++ b/client/src/components/field.tsx
@@ -3,8 +3,8 @@ import React from 'react';
 
 type FieldProps = {
     name: string;
-    value: string | null;
-    children: React.ReactNode[] | null;
+    value?: string | null;
+    children?: React.ReactNode[] | null | string;
 }
 
 const Field = ({name, value, children}: FieldProps) => (
diff --git a/client/src/components/itemHeader.js b/client/src/components/itemHeader.tsx
similarity index 68%
rename from client/src/components/itemHeader.js
rename to client/src/components/itemHeader.tsx
index a16086c..5537e44 100644
--- a/client/src/components/itemHeader.js
+++ b/client/src/components/itemHeader.tsx
@@ -1,7 +1,12 @@
 import React from 'react';
 import Base from './base';
 
-export default class ItemHeader extends Base {
+interface ItemHeaderProps {
+    title: string[];
+    ready: boolean;
+}
+
+export default class ItemHeader extends Base<ItemHeaderProps, {}> {
     render() {
         const {title, ready, children} = this.props;
 
@@ -11,7 +16,7 @@ export default class ItemHeader extends Base {
                     {title.join(' • ')}
                 </span>
 
-                <div className='header_fill'></div>
+                <div className='header_fill' />
 
                 {children}
             </div>
diff --git a/client/src/components/listViewHelpers.js b/client/src/components/listViewHelpers.tsx
similarity index 86%
rename from client/src/components/listViewHelpers.js
rename to client/src/components/listViewHelpers.tsx
index b36e4a0..6d407aa 100644
--- a/client/src/components/listViewHelpers.js
+++ b/client/src/components/listViewHelpers.tsx
@@ -5,8 +5,9 @@ import {isAValidURL} from '../utils/string';
 import Loading from './loading';
 import Sorter, {sortByDate} from './sorter';
 import ResourceSvg from '../art/resourceSvg';
+import {TODO} from "../utils/types";
 
-export function objectMap(items = {}) {
+export function objectMap(items: {[key: string]: string} = {}) {
     return Object.entries(items).map(([key, value]) => {
         const substrValue = value.length <= 50 ? value : `${value.substr(0, 50)}...`;
 
@@ -29,7 +30,7 @@ export function objectMap(items = {}) {
     });
 }
 
-export function TableBody({items, filter, colSpan, sort, row}) {
+export function TableBody({items, filter, colSpan, sort, row}: { items: TODO; filter: TODO; colSpan: number; sort: TODO; row: TODO }) {
     if (items && sort) {
         const {field, direction} = sort;
         items = _.orderBy(items, [field], [direction]); // eslint-disable-line no-param-reassign
@@ -44,7 +45,7 @@ export function TableBody({items, filter, colSpan, sort, row}) {
     );
 }
 
-export function MetadataHeaders({includeNamespace, sort}) {
+export function MetadataHeaders({includeNamespace, sort}: {includeNamespace: boolean, sort: TODO}) {
     return (
         <>
             <th className='th_icon optional_small'>
@@ -65,7 +66,7 @@ export function MetadataHeaders({includeNamespace, sort}) {
     );
 }
 
-export function MetadataColumns({item, href, includeNamespace, resourceClass}) {
+export function MetadataColumns({item, href, includeNamespace, resourceClass}: {item: TODO, href: string, includeNamespace: boolean, resourceClass?: string}) {
     return (
         <>
             <td className='td_icon optional_small'>
@@ -98,7 +99,7 @@ export function MetadataColumns({item, href, includeNamespace, resourceClass}) {
     );
 }
 
-function NoResults({items, filter, colSpan}) {
+function NoResults({items, filter, colSpan}: {items: TODO, filter: TODO, colSpan: number}) {
     if (!items) {
         return (
             <tr>
@@ -122,4 +123,8 @@ function NoResults({items, filter, colSpan}) {
             </tr>
         );
     }
+
+    return (
+        <tr />
+    )
 }
diff --git a/client/src/components/loadingChart.js b/client/src/components/loadingChart.tsx
similarity index 100%
rename from client/src/components/loadingChart.js
rename to client/src/components/loadingChart.tsx
diff --git a/client/src/components/loadingEllipsis.js b/client/src/components/loadingEllipsis.tsx
similarity index 100%
rename from client/src/components/loadingEllipsis.js
rename to client/src/components/loadingEllipsis.tsx
diff --git a/client/src/components/metadataFields.js b/client/src/components/metadataFields.tsx
similarity index 93%
rename from client/src/components/metadataFields.js
rename to client/src/components/metadataFields.tsx
index a85ddef..fb00f8b 100644
--- a/client/src/components/metadataFields.js
+++ b/client/src/components/metadataFields.tsx
@@ -2,7 +2,7 @@ import React from 'react';
 import Field from './field';
 import {objectMap} from './listViewHelpers';
 
-const MetadataFields = ({item}) => (
+const MetadataFields = ({item}: {[key: string]: any}) => (
     <>
         <Field name='Name' value={item.metadata.name} />
         <Field name='Kind' value={item.kind} />
diff --git a/client/src/components/namespaceFilter.js b/client/src/components/namespaceFilter.tsx
similarity index 60%
rename from client/src/components/namespaceFilter.js
rename to client/src/components/namespaceFilter.tsx
index 2791299..a5c5b24 100644
--- a/client/src/components/namespaceFilter.js
+++ b/client/src/components/namespaceFilter.tsx
@@ -1,22 +1,34 @@
 import React from 'react';
-import Select from 'react-select';
+import Select, {ValueType} from 'react-select';
 import Base from './base';
 import api from '../services/api';
+import {TODO} from "../utils/types";
 
-export default class NamespaceFilter extends Base {
-    constructor({onChange}) {
-        super();
+interface NamespaceFilterProps {
+    onChange?: Function;
+}
+
+interface NamespaceFilterStates {
+    namespace: {};
+    namespaces?: any[];
+}
+
+export default class NamespaceFilter extends Base<NamespaceFilterProps, NamespaceFilterStates> {
+    private onChange: Function;
+
+    constructor({onChange}: { onChange: Function }) {
+        super({});
         const {namespace} = localStorage;
         this.state = {namespace};
         this.onChange = onChange;
         onChange(namespace);
 
         this.registerApi({
-            namespaces: api.namespace.list(namespaces => this.setState({namespaces})),
+            namespaces: api.namespace.list((namespaces: any[]) => this.setState({namespaces})),
         });
     }
 
-    async setNamespace(namespace) {
+    async setNamespace(namespace: string) {
         localStorage.namespace = namespace;
         this.setState({namespace});
         this.onChange(namespace);
@@ -36,7 +48,7 @@ export default class NamespaceFilter extends Base {
                     className="react-select"
                     classNamePrefix="react-select"
                     value={value}
-                    onChange={x => this.setNamespace(x.value)}
+                    onChange={(x:ValueType<TODO>) => this.setNamespace(x.value)}
                     options={options}
                 />
             </div>
diff --git a/client/src/components/nodeCpuChart.js b/client/src/components/nodeCpuChart.tsx
similarity index 86%
rename from client/src/components/nodeCpuChart.js
rename to client/src/components/nodeCpuChart.tsx
index 2fd5ab7..91990df 100644
--- a/client/src/components/nodeCpuChart.js
+++ b/client/src/components/nodeCpuChart.tsx
@@ -4,7 +4,7 @@ import Chart from './chart';
 import LoadingChart from './loadingChart';
 import {parseCpu, TO_ONE_CPU} from '../utils/unitHelpers';
 
-export default function NodeCpuChart({items, metrics}) {
+export default function NodeCpuChart({items, metrics}: {items: any[], metrics: any[]}) {
     const totals = getNodeCpuTotals(items, metrics);
 
     return (
@@ -20,7 +20,7 @@ export default function NodeCpuChart({items, metrics}) {
     );
 }
 
-function getNodeCpuTotals(items, metrics) {
+function getNodeCpuTotals(items: any[], metrics: any[]) {
     if (!items || !metrics) return null;
 
     const metricValues = Object.values(metrics);
diff --git a/client/src/components/nodeRamChart.js b/client/src/components/nodeRamChart.tsx
similarity index 86%
rename from client/src/components/nodeRamChart.js
rename to client/src/components/nodeRamChart.tsx
index 051dbcb..0b7aec5 100644
--- a/client/src/components/nodeRamChart.js
+++ b/client/src/components/nodeRamChart.tsx
@@ -4,7 +4,7 @@ import Chart from './chart';
 import LoadingChart from './loadingChart';
 import {parseRam, TO_GB} from '../utils/unitHelpers';
 
-export default function NodeRamChart({items, metrics}) {
+export default function NodeRamChart({items, metrics}: {items: any[], metrics: any[]}) {
     const totals = getNodeRamTotals(items, metrics);
     return (
         <div className='charts_item'>
@@ -19,7 +19,7 @@ export default function NodeRamChart({items, metrics}) {
     );
 }
 
-function getNodeRamTotals(items, metrics) {
+function getNodeRamTotals(items: any[], metrics: any[]) {
     if (!items || !metrics) return null;
 
     const metricValues = Object.values(metrics);
diff --git a/client/src/components/podCpuChart.js b/client/src/components/podCpuChart.tsx
similarity index 89%
rename from client/src/components/podCpuChart.js
rename to client/src/components/podCpuChart.tsx
index 584d061..331b91b 100644
--- a/client/src/components/podCpuChart.js
+++ b/client/src/components/podCpuChart.tsx
@@ -4,7 +4,7 @@ import Chart from './chart';
 import LoadingChart from './loadingChart';
 import {parseCpu, TO_ONE_CPU} from '../utils/unitHelpers';
 
-export default function PodCpuChart({items, metrics}) {
+export default function PodCpuChart({items, metrics}: {items: any[], metrics: any[]}) {
     const totals = getPodCpuTotals(items, metrics);
     const decimals = totals && totals.used > 10 ? 1 : 2;
 
@@ -25,7 +25,7 @@ export default function PodCpuChart({items, metrics}) {
     );
 }
 
-function getPodCpuTotals(pods, metrics) {
+function getPodCpuTotals(pods: any[], metrics: any[]) {
     if (!pods || !metrics) return null;
 
     const used = _(metrics)
diff --git a/client/src/components/podRamChart.js b/client/src/components/podRamChart.tsx
similarity index 90%
rename from client/src/components/podRamChart.js
rename to client/src/components/podRamChart.tsx
index 7c11220..6996b0c 100644
--- a/client/src/components/podRamChart.js
+++ b/client/src/components/podRamChart.tsx
@@ -4,7 +4,7 @@ import Chart from './chart';
 import LoadingChart from './loadingChart';
 import {parseRam, TO_GB} from '../utils/unitHelpers';
 
-export default function RamChart({items, metrics}) {
+export default function RamChart({items, metrics}: {items: any[], metrics: any[]}) {
     const totals = getPodRamTotals(items, metrics);
     const decimals = totals && totals.used > 10 ? 1 : 2;
 
@@ -27,7 +27,7 @@ export default function RamChart({items, metrics}) {
     );
 }
 
-export function getPodRamTotals(items, metrics) {
+export function getPodRamTotals(items:any[], metrics:any[]) {
     if (!items || !metrics) return null;
 
     const metricsContainers = Object.values(metrics).flatMap(x => x.containers);
diff --git a/client/src/components/replicaSetsPanel.js b/client/src/components/replicaSetsPanel.tsx
similarity index 83%
rename from client/src/components/replicaSetsPanel.js
rename to client/src/components/replicaSetsPanel.tsx
index 671a51b..1a99f2c 100644
--- a/client/src/components/replicaSetsPanel.js
+++ b/client/src/components/replicaSetsPanel.tsx
@@ -4,8 +4,20 @@ import Switch from 'react-switch';
 import Base from './base';
 import Sorter from './sorter';
 import {MetadataHeaders, MetadataColumns, TableBody} from './listViewHelpers';
+import {TODO} from "../utils/types";
 
-export default class ReplicaSetsPanel extends Base {
+interface ReplicaSetsPanelProps {
+    items: TODO[];
+    sort: {field: string, direction: string, onSort: Function};
+    filter: {};
+    includeNamespace: boolean;
+}
+
+interface ReplicaSetsPanelStates {
+    activeOnly: boolean;
+}
+
+export default class ReplicaSetsPanel extends Base<ReplicaSetsPanelProps, ReplicaSetsPanelStates> {
     state = {activeOnly: true};
 
     render() {
@@ -43,8 +55,8 @@ export default class ReplicaSetsPanel extends Base {
                         items={filtered}
                         filter={filter}
                         sort={sort}
-                        colSpan={5 + !!includeNamespace}
-                        row={x => (
+                        colSpan={5 + Number(includeNamespace)}
+                        row={(x: TODO) => (
                             <tr key={x.metadata.uid}>
                                 <MetadataColumns
                                     item={x}
@@ -62,7 +74,7 @@ export default class ReplicaSetsPanel extends Base {
     }
 }
 
-function filterItems(activeOnly, items) {
+function filterItems(activeOnly: boolean, items: TODO[]) {
     if (!items) return null;
 
     return items.filter(x => !((!x.status.replicas || !x.spec.replicas) && activeOnly));
diff --git a/client/src/components/sorter.tsx b/client/src/components/sorter.tsx
index f0855cd..d69218b 100644
--- a/client/src/components/sorter.tsx
+++ b/client/src/components/sorter.tsx
@@ -3,10 +3,11 @@ import React, {Component} from 'react';
 import Base from './base';
 import ArrowUpSvg from '../art/arrowUpSvg';
 import ArrowDownSvg from '../art/arrowDownSvg';
+import {TODO} from "../utils/types";
 
 interface SorterProps {
     sort: {field: string, direction: string, onSort: Function};
-    field: string;
+    field: TODO;
 }
 
 interface SorterStates {
diff --git a/client/src/utils/filterHelper.ts b/client/src/utils/filterHelper.ts
index 03b297a..79cfafb 100644
--- a/client/src/utils/filterHelper.ts
+++ b/client/src/utils/filterHelper.ts
@@ -1,3 +1,4 @@
+import {TODO} from "./types";
 
 export default function test(filter = '', ...values: string[]) {
     const value = filter.toLowerCase();
@@ -6,7 +7,7 @@ export default function test(filter = '', ...values: string[]) {
         .some(x => x.toLowerCase().includes(value));
 }
 
-export function filterByOwner(items: any[], owner: {[key: string]: any}) {
+export function filterByOwner(items: TODO[], owner: TODO) {
     if (!items || !owner) return null;
 
     const {uid} = owner.metadata;
@@ -19,7 +20,7 @@ export function filterByOwner(items: any[], owner: {[key: string]: any}) {
     });
 }
 
-export function filterByOwners(items: any[] , owners: {[key: string]: any}) {
+export function filterByOwners(items: TODO[] , owners: TODO) {
     if (!items || !owners) return null;
 
     const uids = owners.map((x: any) => x.metadata.uid);
diff --git a/client/src/utils/metricsHelpers.tsx b/client/src/utils/metricsHelpers.tsx
index d449dcf..2209258 100644
--- a/client/src/utils/metricsHelpers.tsx
+++ b/client/src/utils/metricsHelpers.tsx
@@ -1,18 +1,19 @@
 import _ from 'lodash';
 import {parseRam, parseCpu} from './unitHelpers';
+import {TODO} from "./types";
 
-export default function getMetrics(items: any[], metrics: any[]) {
+export default function getMetrics(items: TODO[], metrics: TODO) {
     if (!items || !metrics) return null;
 
     const names = _.map(items, x => x.metadata.name);
-    const filteredMetrics = metrics.filter(x => names.includes(x.metadata.name));
+    const filteredMetrics = metrics.filter((x: TODO) => names.includes(x.metadata.name));
 
     return _.keyBy(filteredMetrics, 'metadata.name');
 }
 
 
 // Node helpers
-export function getNodeResourceValue(node: {[key: string]: any}, pods: any[], resource: string, type: string, phases: string[]) {
+export function getNodeResourceValue(node: TODO, pods: TODO, resource: string, type: string, phases: string[]) {
     if (!node || !pods) return null;
 
     return _(pods)
@@ -21,23 +22,23 @@ export function getNodeResourceValue(node: {[key: string]: any}, pods: any[], re
         .sumBy(x => getPodResourceValue(x, resource, type));
 }
 
-export function getNodeResourcePercent(node: {[key: string]: any}, pods: any[], resource: string, type: string) {
+export function getNodeResourcePercent(node: TODO, pods: TODO, resource: string, type: string) {
     const used = getNodeResourceValue(node, pods, resource, type, ['Running']);
     const available = getNodeResourcesAvailable(node, resource);
     return used && available ? used / available: null;
 }
 
-export function getNodeUsagePercent(node: {[key: string]: any}, metrics: {[key: string]: any}, resource: string) {
+export function getNodeUsagePercent(node: TODO, metrics: TODO, resource: string) {
     const used = getNodeUsage(node, metrics, resource);
     const available = getNodeResourcesAvailable(node, resource);
     return used && available ? used / available: null;
 }
 
-export function getNodeResourcesAvailable(node: {[key: string]: any}, resource: string) {
+export function getNodeResourcesAvailable(node: TODO, resource: string) {
     return node ? parse(resource, node.status.capacity) : null;
 }
 
-export function getNodeUsage(node: {[key: string]: any}, metrics: {[key: string]: any}, resource: string) {
+export function getNodeUsage(node: TODO, metrics: TODO, resource: string) {
     if (!node || !metrics) return null;
 
     const result = metrics[node.metadata.name];
@@ -46,20 +47,20 @@ export function getNodeUsage(node: {[key: string]: any}, metrics: {[key: string]
 
 
 // Pod helpers
-export function getPodResourcePercent(item: any, metrics: {[key: string]: any}, resource: string, type: string) {
+export function getPodResourcePercent(item: TODO, metrics: TODO, resource: string, type: string) {
     const actual = getPodUsage(item, metrics, resource);
     const request = getPodResourceValue(item, resource, type);
     return actual ? actual / request: null;
 }
 
-export function getPodUsage(pod: {[key: string]: any}, metrics: {[key: string]: any}, resource: string) {
+export function getPodUsage(pod: TODO, metrics: TODO, resource: string) {
     if (!pod || !metrics) return null;
 
     const metric = metrics[pod.metadata.name] || {};
-    return _.sumBy(metric.containers, (x: any) => parse(resource, x.usage));
+    return _.sumBy(metric.containers, (x: TODO) => parse(resource, x.usage));
 }
 
-export function getPodResourceValue(pod: {[key: string]: any}, resource: string, type: string) {
+export function getPodResourceValue(pod: TODO, resource: string, type: string) {
     return _(pod.spec.containers)
         .filter(x => x.resources && x.resources[type])
         .sumBy(x => parse(resource, x.resources[type]));
diff --git a/client/src/utils/nodeHelpers.ts b/client/src/utils/nodeHelpers.ts
index 45ef479..4c81586 100644
--- a/client/src/utils/nodeHelpers.ts
+++ b/client/src/utils/nodeHelpers.ts
@@ -1,8 +1,10 @@
+import {TODO} from "./types";
+
 /**
  * @param {*status* object with a status field  (most likely the row from the TableBody)}
  * @returns the status text, as defined in https://kubernetes.io/docs/concepts/architecture/nodes/#condition
  */
-function getReadyStatus({status}: {status: {[key: string]: any}}) {
+function getReadyStatus({status}: TODO) {
     if (!status.conditions) return null;
     const ready = status.conditions.find((y: {type: string}) => y.type === 'Ready');
     return ready && ready.status;
diff --git a/client/src/utils/types.ts b/client/src/utils/types.ts
new file mode 100644
index 0000000..6f8b6d2
--- /dev/null
+++ b/client/src/utils/types.ts
@@ -0,0 +1 @@
+export type TODO = any;
\ No newline at end of file