diff --git a/explorer/src/App.tsx b/explorer/src/App.tsx
index fee35256c0..1f22f20bf1 100644
--- a/explorer/src/App.tsx
+++ b/explorer/src/App.tsx
@@ -1,17 +1,17 @@
 import React from "react";
 
-import { NetworkProvider } from "./providers/network";
+import { ClusterProvider } from "./providers/cluster";
 import { TransactionsProvider } from "./providers/transactions";
-import NetworkStatusButton from "./components/NetworkStatusButton";
+import ClusterStatusButton from "./components/ClusterStatusButton";
 import TransactionsCard from "./components/TransactionsCard";
-import NetworkModal from "./components/NetworkModal";
+import ClusterModal from "./components/ClusterModal";
 import Logo from "./img/logos-solana/light-explorer-logo.svg";
 
 function App() {
   const [showModal, setShowModal] = React.useState(false);
   return (
-    <NetworkProvider>
-      <NetworkModal show={showModal} onClose={() => setShowModal(false)} />
+    <ClusterProvider>
+      <ClusterModal show={showModal} onClose={() => setShowModal(false)} />
       <div className="main-content">
         <div className="header">
           <div className="container">
@@ -21,7 +21,7 @@ function App() {
                   <img src={Logo} width="250" alt="Solana Explorer" />
                 </div>
                 <div className="col-auto">
-                  <NetworkStatusButton onClick={() => setShowModal(true)} />
+                  <ClusterStatusButton onClick={() => setShowModal(true)} />
                 </div>
               </div>
             </div>
@@ -39,7 +39,7 @@ function App() {
         </div>
       </div>
       <Overlay show={showModal} onClick={() => setShowModal(false)} />
-    </NetworkProvider>
+    </ClusterProvider>
   );
 }
 
diff --git a/explorer/src/components/NetworkModal.tsx b/explorer/src/components/ClusterModal.tsx
similarity index 70%
rename from explorer/src/components/NetworkModal.tsx
rename to explorer/src/components/ClusterModal.tsx
index 170b13f519..038a9ac2af 100644
--- a/explorer/src/components/NetworkModal.tsx
+++ b/explorer/src/components/ClusterModal.tsx
@@ -1,14 +1,14 @@
 import React from "react";
 import {
-  useNetwork,
-  useNetworkDispatch,
-  updateNetwork,
-  NetworkStatus,
-  networkUrl,
-  networkName,
-  NETWORKS,
-  Network
-} from "../providers/network";
+  useCluster,
+  useClusterDispatch,
+  updateCluster,
+  ClusterStatus,
+  clusterUrl,
+  clusterName,
+  CLUSTERS,
+  Cluster
+} from "../providers/cluster";
 import { assertUnreachable } from "../utils";
 
 type Props = {
@@ -16,7 +16,7 @@ type Props = {
   onClose: () => void;
 };
 
-function NetworkModal({ show, onClose }: Props) {
+function ClusterModal({ show, onClose }: Props) {
   return (
     <div
       className={`modal fade fixed-right${show ? " show" : ""}`}
@@ -31,7 +31,7 @@ function NetworkModal({ show, onClose }: Props) {
 
             <h2 className="text-center mb-4 mt-4">Choose a Cluster</h2>
 
-            <NetworkToggle />
+            <ClusterToggle />
           </div>
         </div>
       </div>
@@ -40,9 +40,9 @@ function NetworkModal({ show, onClose }: Props) {
 }
 
 type InputProps = { activeSuffix: string; active: boolean };
-function CustomNetworkInput({ activeSuffix, active }: InputProps) {
-  const { customUrl } = useNetwork();
-  const dispatch = useNetworkDispatch();
+function CustomClusterInput({ activeSuffix, active }: InputProps) {
+  const { customUrl } = useCluster();
+  const dispatch = useClusterDispatch();
   const [editing, setEditing] = React.useState(false);
 
   const customClass = (prefix: string) =>
@@ -53,7 +53,7 @@ function CustomNetworkInput({ activeSuffix, active }: InputProps) {
     <div
       className="btn input-group input-group-merge p-0"
       onClick={() =>
-        !active && updateNetwork(dispatch, Network.Custom, customUrl)
+        !active && updateCluster(dispatch, Cluster.Custom, customUrl)
       }
     >
       <input
@@ -65,7 +65,7 @@ function CustomNetworkInput({ activeSuffix, active }: InputProps) {
         onFocus={() => setEditing(true)}
         onBlur={() => setEditing(false)}
         onInput={e =>
-          updateNetwork(dispatch, Network.Custom, e.currentTarget.value)
+          updateCluster(dispatch, Cluster.Custom, e.currentTarget.value)
         }
       />
       <div className="input-group-prepend">
@@ -77,19 +77,19 @@ function CustomNetworkInput({ activeSuffix, active }: InputProps) {
   );
 }
 
-function NetworkToggle() {
-  const { status, network, customUrl } = useNetwork();
-  const dispatch = useNetworkDispatch();
+function ClusterToggle() {
+  const { status, cluster, customUrl } = useCluster();
+  const dispatch = useClusterDispatch();
 
   let activeSuffix = "";
   switch (status) {
-    case NetworkStatus.Connected:
+    case ClusterStatus.Connected:
       activeSuffix = "success";
       break;
-    case NetworkStatus.Connecting:
+    case ClusterStatus.Connecting:
       activeSuffix = "warning";
       break;
-    case NetworkStatus.Failure:
+    case ClusterStatus.Failure:
       activeSuffix = "danger";
       break;
     default:
@@ -98,11 +98,11 @@ function NetworkToggle() {
 
   return (
     <div className="btn-group-toggle d-flex flex-wrap mb-4">
-      {NETWORKS.map((net, index) => {
-        const active = net === network;
-        if (net === Network.Custom)
+      {CLUSTERS.map((net, index) => {
+        const active = net === cluster;
+        if (net === Cluster.Custom)
           return (
-            <CustomNetworkInput
+            <CustomClusterInput
               key={index}
               activeSuffix={activeSuffix}
               active={active}
@@ -121,11 +121,11 @@ function NetworkToggle() {
             <input
               type="radio"
               checked={active}
-              onChange={() => updateNetwork(dispatch, net, customUrl)}
+              onChange={() => updateCluster(dispatch, net, customUrl)}
             />
-            {`${networkName(net)}: `}
+            {`${clusterName(net)}: `}
             <span className="text-muted d-inline-block">
-              {networkUrl(net, customUrl)}
+              {clusterUrl(net, customUrl)}
             </span>
           </label>
         );
@@ -134,4 +134,4 @@ function NetworkToggle() {
   );
 }
 
-export default NetworkModal;
+export default ClusterModal;
diff --git a/explorer/src/components/NetworkStatusButton.tsx b/explorer/src/components/ClusterStatusButton.tsx
similarity index 66%
rename from explorer/src/components/NetworkStatusButton.tsx
rename to explorer/src/components/ClusterStatusButton.tsx
index 308e12f708..ab7013f388 100644
--- a/explorer/src/components/NetworkStatusButton.tsx
+++ b/explorer/src/components/ClusterStatusButton.tsx
@@ -1,7 +1,7 @@
 import React from "react";
-import { useNetwork, NetworkStatus, Network } from "../providers/network";
+import { useCluster, ClusterStatus, Cluster } from "../providers/cluster";
 
-function NetworkStatusButton({ onClick }: { onClick: () => void }) {
+function ClusterStatusButton({ onClick }: { onClick: () => void }) {
   return (
     <div onClick={onClick}>
       <Button />
@@ -10,11 +10,11 @@ function NetworkStatusButton({ onClick }: { onClick: () => void }) {
 }
 
 function Button() {
-  const { status, network, name, customUrl } = useNetwork();
-  const statusName = network !== Network.Custom ? `${name}` : `${customUrl}`;
+  const { status, cluster, name, customUrl } = useCluster();
+  const statusName = cluster !== Cluster.Custom ? `${name}` : `${customUrl}`;
 
   switch (status) {
-    case NetworkStatus.Connected:
+    case ClusterStatus.Connected:
       return (
         <span className="btn btn-outline-success lift">
           <span className="fe fe-check-circle mr-2"></span>
@@ -22,7 +22,7 @@ function Button() {
         </span>
       );
 
-    case NetworkStatus.Connecting:
+    case ClusterStatus.Connecting:
       return (
         <span className="btn btn-outline-warning lift">
           <span
@@ -34,7 +34,7 @@ function Button() {
         </span>
       );
 
-    case NetworkStatus.Failure:
+    case ClusterStatus.Failure:
       return (
         <span className="btn btn-outline-danger lift">
           <span className="fe fe-alert-circle mr-2"></span>
@@ -44,4 +44,4 @@ function Button() {
   }
 }
 
-export default NetworkStatusButton;
+export default ClusterStatusButton;
diff --git a/explorer/src/components/TransactionsCard.tsx b/explorer/src/components/TransactionsCard.tsx
index cf2649976e..66e22ea8d2 100644
--- a/explorer/src/components/TransactionsCard.tsx
+++ b/explorer/src/components/TransactionsCard.tsx
@@ -9,14 +9,14 @@ import {
 } from "../providers/transactions";
 import bs58 from "bs58";
 import { assertUnreachable } from "../utils";
-import { useNetwork } from "../providers/network";
+import { useCluster } from "../providers/cluster";
 
 function TransactionsCard() {
   const { transactions, idCounter } = useTransactions();
   const dispatch = useTransactionsDispatch();
   const signatureInput = React.useRef<HTMLInputElement>(null);
   const [error, setError] = React.useState("");
-  const { url } = useNetwork();
+  const { url } = useCluster();
 
   const onNew = (signature: string) => {
     if (signature.length === 0) return;
@@ -115,7 +115,7 @@ const renderTransactionRow = (transaction: Transaction) => {
   switch (transaction.status) {
     case Status.CheckFailed:
       statusClass = "dark";
-      statusText = "Network Error";
+      statusText = "Cluster Error";
       break;
     case Status.Checking:
       statusClass = "info";
diff --git a/explorer/src/providers/network.tsx b/explorer/src/providers/cluster.tsx
similarity index 54%
rename from explorer/src/providers/network.tsx
rename to explorer/src/providers/cluster.tsx
index 95d7f75172..b1052812e0 100644
--- a/explorer/src/providers/network.tsx
+++ b/explorer/src/providers/cluster.tsx
@@ -2,35 +2,35 @@ import React from "react";
 import { testnetChannelEndpoint, Connection } from "@solana/web3.js";
 import { findGetParameter } from "../utils";
 
-export enum NetworkStatus {
+export enum ClusterStatus {
   Connected,
   Connecting,
   Failure
 }
 
-export enum Network {
+export enum Cluster {
   MainnetBeta,
   Testnet,
   Devnet,
   Custom
 }
 
-export const NETWORKS = [
-  Network.MainnetBeta,
-  Network.Testnet,
-  Network.Devnet,
-  Network.Custom
+export const CLUSTERS = [
+  Cluster.MainnetBeta,
+  Cluster.Testnet,
+  Cluster.Devnet,
+  Cluster.Custom
 ];
 
-export function networkName(network: Network): string {
-  switch (network) {
-    case Network.MainnetBeta:
+export function clusterName(cluster: Cluster): string {
+  switch (cluster) {
+    case Cluster.MainnetBeta:
       return "Mainnet Beta";
-    case Network.Testnet:
+    case Cluster.Testnet:
       return "Testnet";
-    case Network.Devnet:
+    case Cluster.Devnet:
       return "Devnet";
-    case Network.Custom:
+    case Cluster.Custom:
       return "Custom";
   }
 }
@@ -39,39 +39,39 @@ export const MAINNET_BETA_URL = "https://api.mainnet-beta.solana.com";
 export const TESTNET_URL = "https://testnet.solana.com";
 export const DEVNET_URL = testnetChannelEndpoint("stable");
 
-export const DEFAULT_NETWORK = Network.MainnetBeta;
+export const DEFAULT_CLUSTER = Cluster.MainnetBeta;
 export const DEFAULT_CUSTOM_URL = "http://localhost:8899";
 
 interface State {
-  network: Network;
+  cluster: Cluster;
   customUrl: string;
-  status: NetworkStatus;
+  status: ClusterStatus;
 }
 
 interface Connecting {
-  status: NetworkStatus.Connecting;
-  network: Network;
+  status: ClusterStatus.Connecting;
+  cluster: Cluster;
   customUrl: string;
 }
 
 interface Connected {
-  status: NetworkStatus.Connected;
+  status: ClusterStatus.Connected;
 }
 
 interface Failure {
-  status: NetworkStatus.Failure;
+  status: ClusterStatus.Failure;
 }
 
 type Action = Connected | Connecting | Failure;
 type Dispatch = (action: Action) => void;
 
-function networkReducer(state: State, action: Action): State {
+function clusterReducer(state: State, action: Action): State {
   switch (action.status) {
-    case NetworkStatus.Connected:
-    case NetworkStatus.Failure: {
+    case ClusterStatus.Connected:
+    case ClusterStatus.Failure: {
       return Object.assign({}, state, { status: action.status });
     }
-    case NetworkStatus.Connecting: {
+    case ClusterStatus.Connecting: {
       return action;
     }
   }
@@ -83,62 +83,62 @@ function initState(): State {
   const clusterUrlParam =
     findGetParameter("clusterUrl") || findGetParameter("networkUrl");
 
-  let network;
+  let cluster;
   let customUrl = DEFAULT_CUSTOM_URL;
   switch (clusterUrlParam) {
     case MAINNET_BETA_URL:
-      network = Network.MainnetBeta;
+      cluster = Cluster.MainnetBeta;
       break;
     case DEVNET_URL:
-      network = Network.Devnet;
+      cluster = Cluster.Devnet;
       break;
     case TESTNET_URL:
-      network = Network.Testnet;
+      cluster = Cluster.Testnet;
       break;
   }
 
   switch (clusterParam) {
     case "mainnet-beta":
-      network = Network.MainnetBeta;
+      cluster = Cluster.MainnetBeta;
       break;
     case "devnet":
-      network = Network.Devnet;
+      cluster = Cluster.Devnet;
       break;
     case "testnet":
-      network = Network.Testnet;
+      cluster = Cluster.Testnet;
       break;
   }
 
-  if (!network) {
+  if (!cluster) {
     if (!clusterUrlParam) {
-      network = DEFAULT_NETWORK;
+      cluster = DEFAULT_CLUSTER;
     } else {
-      network = Network.Custom;
+      cluster = Cluster.Custom;
       customUrl = clusterUrlParam;
     }
   }
 
   return {
-    network,
+    cluster,
     customUrl,
-    status: NetworkStatus.Connecting
+    status: ClusterStatus.Connecting
   };
 }
 
 const StateContext = React.createContext<State | undefined>(undefined);
 const DispatchContext = React.createContext<Dispatch | undefined>(undefined);
 
-type NetworkProviderProps = { children: React.ReactNode };
-export function NetworkProvider({ children }: NetworkProviderProps) {
+type ClusterProviderProps = { children: React.ReactNode };
+export function ClusterProvider({ children }: ClusterProviderProps) {
   const [state, dispatch] = React.useReducer(
-    networkReducer,
+    clusterReducer,
     undefined,
     initState
   );
 
   React.useEffect(() => {
-    // Connect to network immediately
-    updateNetwork(dispatch, state.network, state.customUrl);
+    // Connect to cluster immediately
+    updateCluster(dispatch, state.cluster, state.customUrl);
   }, []); // eslint-disable-line react-hooks/exhaustive-deps
 
   return (
@@ -150,56 +150,56 @@ export function NetworkProvider({ children }: NetworkProviderProps) {
   );
 }
 
-export function networkUrl(network: Network, customUrl: string): string {
-  switch (network) {
-    case Network.Devnet:
+export function clusterUrl(cluster: Cluster, customUrl: string): string {
+  switch (cluster) {
+    case Cluster.Devnet:
       return DEVNET_URL;
-    case Network.MainnetBeta:
+    case Cluster.MainnetBeta:
       return MAINNET_BETA_URL;
-    case Network.Testnet:
+    case Cluster.Testnet:
       return TESTNET_URL;
-    case Network.Custom:
+    case Cluster.Custom:
       return customUrl;
   }
 }
 
-export async function updateNetwork(
+export async function updateCluster(
   dispatch: Dispatch,
-  network: Network,
+  cluster: Cluster,
   customUrl: string
 ) {
   dispatch({
-    status: NetworkStatus.Connecting,
-    network,
+    status: ClusterStatus.Connecting,
+    cluster,
     customUrl
   });
 
   try {
-    const connection = new Connection(networkUrl(network, customUrl));
+    const connection = new Connection(clusterUrl(cluster, customUrl));
     await connection.getRecentBlockhash();
-    dispatch({ status: NetworkStatus.Connected });
+    dispatch({ status: ClusterStatus.Connected });
   } catch (error) {
-    console.error("Failed to update network", error);
-    dispatch({ status: NetworkStatus.Failure });
+    console.error("Failed to update cluster", error);
+    dispatch({ status: ClusterStatus.Failure });
   }
 }
 
-export function useNetwork() {
+export function useCluster() {
   const context = React.useContext(StateContext);
   if (!context) {
-    throw new Error(`useNetwork must be used within a NetworkProvider`);
+    throw new Error(`useCluster must be used within a ClusterProvider`);
   }
   return {
     ...context,
-    url: networkUrl(context.network, context.customUrl),
-    name: networkName(context.network)
+    url: clusterUrl(context.cluster, context.customUrl),
+    name: clusterName(context.cluster)
   };
 }
 
-export function useNetworkDispatch() {
+export function useClusterDispatch() {
   const context = React.useContext(DispatchContext);
   if (!context) {
-    throw new Error(`useNetworkDispatch must be used within a NetworkProvider`);
+    throw new Error(`useClusterDispatch must be used within a ClusterProvider`);
   }
   return context;
 }
diff --git a/explorer/src/providers/transactions.tsx b/explorer/src/providers/transactions.tsx
index 883958b461..c91788d880 100644
--- a/explorer/src/providers/transactions.tsx
+++ b/explorer/src/providers/transactions.tsx
@@ -1,7 +1,7 @@
 import React from "react";
 import { TransactionSignature, Connection } from "@solana/web3.js";
 import { findGetParameter, findPathSegment } from "../utils";
-import { useNetwork } from "../providers/network";
+import { useCluster } from "../providers/cluster";
 
 export enum Status {
   Checking,
@@ -124,9 +124,9 @@ type TransactionsProviderProps = { children: React.ReactNode };
 export function TransactionsProvider({ children }: TransactionsProviderProps) {
   const [state, dispatch] = React.useReducer(reducer, undefined, initState);
 
-  const { status, url } = useNetwork();
+  const { status, url } = useCluster();
 
-  // Check transaction statuses on startup and whenever network updates
+  // Check transaction statuses on startup and whenever cluster updates
   React.useEffect(() => {
     Object.values(state.transactions).forEach(tx => {
       checkTransactionStatus(dispatch, tx.id, tx.signature, url);