The complete guide to install ERPNext in your Mac system

Pre-requisites

Python 3.6+
Homebrew 3.6+
Node.js 14
Redis 5                                       (caching and real time updates)
MariaDB                                       (to run database driven apps)
yarn 1.12+                                    (js dependency manager)
pip 20+                                       (py dependency manager)

STEP 1 Install brew
Homebrew is an app for macOS that allows you to install a huge variety of UNIX software on your Mac with one simple command (on the command line).

/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

STEP 2 Install git

Git is the most commonly used version control system. Git tracks the changes you make to files, so you have a record of what has been done, and you can revert to specific versions should you ever need to. Git also makes collaboration easier, allowing changes by multiple people to all be merged into one source.

brew install git

STEP 3 Install setuptools and pip (Python's Package Manager).

Setuptools is a collection of enhancements to the Python distutils that allow developers to more easily build and distribute Python packages, especially ones that have dependencies on other packages. Packages built and distributed using setuptools look to the user like ordinary Python packages based on the distutils.

pip is a package manager for Python. It's a tool that allows you to install and manage additional libraries and dependencies that are not distributed as part of the standard library.

sudo pip3 install setuptools

STEP 4 Install virtualenv

virtualenv is a tool for creating isolated Python environments containing their own copy of python , pip , and their own place to keep libraries installed from PyPI. It's designed to allow you to work on multiple projects with different dependencies at the same time on the same machine.

sudo pip3 install virtualenv

STEP 5 Install MariaDB

MariaDB is developed as open source software and as a relational database it provides an SQL interface for accessing data.

open this link

https://mariadb.com/resources/blog/installing-mariadb-10-1-16-on-mac-os-x-with-homebrew/

Install Mariadb

/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
brew install mariadb
mysql_install_db
mariadb-secure-installation
mariadb -u root -p

IMPORTANT :During this installation you'll be prompted to set the MySQL root password. If you are not prompted for the same You can initialize the MySQL server setup by executing the following command

sudo mysql_secure_installation

STEP 6 MySQL database development files

brew install mysql-client

STEP 7 Edit the mariadb configuration ( unicode character encoding )

sudo nano /opt/homebrew/mariadb/my.cnf

add this to the my.cnf file

[mysqld]
character-set-client-handshake = FALSE
character-set-server = utf8mb4
collation-server = utf8mb4_unicode_ci

[mysql]
default-character-set = utf8mb4

Now press (Ctrl-X) to exit

brew services start mariadb

STEP 8 install Redis

Redis is an open source (BSD licensed), in-memory data structure store, used as a database, cache, and message broker.

brew install redis

STEP 9 install Node.js 14.X package

Node.js is an open source, cross-platform runtime environment for developing server-side and networking applications. Node.js applications are written in JavaScript, and can be run within the Node.js runtime on OS X, Microsoft Windows, and Linux.

brew install node

This will be install latest version of Node.

If you want to change the node version you can use NVM.

https://tecadmin.net/install-nvm-macos-with-homebrew/

STEP 10 install Yarn

Yarn is a JavaScript package manager that aims to be speedy, deterministic, and secure. See how easy it is to drop yarn in where you were using npm before, and get faster, more reliable installs. Yarn is a package manager for JavaScript.

sudo npm install -g yarn

STEP 11 install wkhtmltopdf

Wkhtmltopdf is an open source simple and much effective command-line shell utility that enables user to convert any given HTML (Web Page) to PDF document or an image (jpg, png, etc)

brew install wkhtmltopdf

STEP 12 install frappe-bench

sudo -H pip3 install frappe-bench

IMPORTANT: you may wish to log out and log back into your terminal before next step and You must login.

bench --version

STEP 13 initilise the frappe bench & install frappe latest version

bench init frappe-bench --frappe-branch version-13

cd frappe-bench/
bench start

STEP 14 create a site in frappe bench

bench new-site site1.local

NOTE: If you face this type of issue.

For key collation_server. Expected value utf8mb4_unicode_ci, found value utf8mb4_general_ci
================================================================================
Creation of your site - site11.locale failed because MariaDB is not properly
configured. If using version 10.2.x or earlier, make sure you use the
the Barracuda storage engine.
Please verify the settings above in MariaDB's my.cnf. Restart MariaDB. And
then run `bench new-site site1.locale` again.

then you have to go in mariadb shell and run this commands

SET GLOBAL collation_server = 'utf8mb4_unicode_ci';

and restart the mariadb

brew services restart mariadb

STEP 15 install ERPNext latest version in bench & site

bench get-app erpnext --branch version-13
###OR
bench get-app https://github.com/frappe/erpnext --branch version-13

bench --site site1.local install-app erpnext

bench --site site1.local add-to-hosts

bench start

Your server will run on this host

http://site1.local:8000/