diff --git a/pages/chain/testing/dev-node.mdx b/pages/chain/testing/dev-node.mdx
index 23f70ed69..233bb1e18 100644
--- a/pages/chain/testing/dev-node.mdx
+++ b/pages/chain/testing/dev-node.mdx
@@ -4,8 +4,7 @@ lang: en-US
 description: Learn how to setup and run a local development environment of the entire OP Mainnet system.
 ---
 
-import { Steps } from 'nextra/components'
-import { Callout } from 'nextra/components'
+import { Steps, Callout, Tabs } from 'nextra/components'
 
 # Running a Local Development Environment
 
@@ -35,28 +34,47 @@ Someone nice will help you out!
 
 ## Installation
 
-First, make sure these components are installed.
-Note that the command line directions were verified under Ubuntu 22.04 LTS.
-Other OSes or versions may use different tools.
+Before you begin, ensure you have the following components installed on your system. The instructions below cover Ubuntu and Mac installations.
 
 <Steps>
-  ### Install the command line utilities `make` and `jq`
+  <Tabs items={['Ubuntu', 'Mac']}>
+    <Tabs.Tab>
+      ### Ubuntu Installation
 
-  ```sh
-  sudo apt install -y make jq
-  ```
+      These instructions were verified on Ubuntu 22.04 LTS. Other versions may require slight modifications.
 
-  ### Install [Go programming language](https://go.dev/)
+    *   [Install just](https://github.com/casey/just):
 
-  ```sh
-  sudo apt update
-  wget https://go.dev/dl/go1.21.5.linux-amd64.tar.gz
-  tar xvzf go1.21.5.linux-amd64.tar.gz
-  sudo cp go/bin/go /usr/bin/go
-  sudo mv go /usr/lib
-  echo export GOROOT=/usr/lib/go >> ~/.bashrc
-  . ~/.bashrc
-  ```
+    *   Install the command line utilities `make` and `jq`:
+
+    ```sh
+    sudo apt install -y make jq
+    ```
+
+    </Tabs.Tab>
+
+    <Tabs.Tab>
+      ### Mac Installation
+
+    *   [Install Homebrew]( https://brew.sh/) (if not already installed):
+
+    *   Install the required utilities:
+
+    ```sh
+    brew install make jq just
+    ```
+    </Tabs.Tab>
+  </Tabs>
+
+  ### Installing Go
+
+Install Go on your system by following the official [Go installation instructions](https://golang.org/doc/install). Be sure to install the latest stable version.
+
+After installation, you can verify Go is correctly installed by running:
+
+    ```sh
+    go version
+    ```
 
   ### Clone the Optimism monorepo
 
@@ -65,30 +83,24 @@ Other OSes or versions may use different tools.
   cd optimism
   ```
 
-  ### Install dependencies
-
-  ```sh
-  pnpm install
-  ```
-  
   ### Install Foundry using monorepo tooling
 
-  The following command will install Foundry if you don't already have it on your system.
+  The following command will install Foundry if it is not already installed on your system. If an error occurs during execution, please run `source /root/.bashrc` and try again.
 
   ```sh
-  pnpm install:foundry
+  just install-foundry
   ```
 
   If you do already have Foundry installed, make sure to run the following to verify your installed version will work with the monorepo tooling as expected.
 
   ```sh
-  pnpm check:foundry
+  just check-foundry
   ```
 
   If you need to, you can run the following to update Foundry to the expected version.
 
   ```sh
-  pnpm update:foundry
+  just update-foundry
   ```
 </Steps>
 
@@ -112,18 +124,18 @@ Other OSes or versions may use different tools.
     | ----------------------------------- | ---------: | ------: |
     | L1 chain ID                         |          1 |     900 |
     | L2 chain ID                         |         10 |     901 |
-    | Time between L1 blocks (in seconds) |         12 |       3 |
+    | Time between L1 blocks (in seconds) |         12 |       6 |
 
 *   Pre-Funded Dev Accounts
 
     By default, the same 10 dev accounts that are pre-funded using Anvil or HardHat are also pre-funded on both L1 and L2:
 
     <Callout>
-        These private keys are common knowledge, you should **not** use them on any network other than this dev network.
-        Using these private keys on mainnet, or even a testnet, will most likely result **in a loss of funds**.
+      These private keys are common knowledge, you should **not** use them on any network other than this dev network.
+      Using these private keys on mainnet, or even a testnet, will most likely result **in a loss of funds**.
     </Callout>
 
-    | Address                                    | Private Key                                                        | Balance    |
+    | Address                                    |                                                        Private Key |    Balance |
     | ------------------------------------------ | -----------------------------------------------------------------: | ---------: |
     | 0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266 | 0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80 | 10,000 ETH |
     | 0x70997970C51812dc3A010C7d01b50e0d17dc79C8 | 0x59c6995e998f97a5a0044966f0945389dc9e86dae88c7a8412f4603b6b78690d | 10,000 ETH |