• <%= link_to 'Tutorials', '/developer/getting_started_tutorial' %>

    • <%= link_to "Getting Started", '/developer/getting_started_tutorial' %>
    • <%= link_to "Extensions", '/developer/extensions_tutorial' %>
    • <%= link_to "Deface Overrides", '/developer/deface_overrides_tutorial' %>
  • <%= link_to 'Source Code', '/developer/about' %>

    • <%= link_to "About", '/developer/about' %>
    • <%= link_to "Navigating", '/developer/navigating' %>
    • <%= link_to "Getting Help", '/developer/getting_help' %>
    • <%= link_to "Contributing", '/developer/contributing' %>
  • <%= link_to 'The Core', '/developer/addresses' %>

    • <%= link_to "Addresses", '/developer/addresses' %>
    • <%= link_to "Adjustments", '/developer/adjustments' %>
    • <%= link_to "Calculators", '/developer/calculators' %>
    • <%= link_to "Inventory", '/developer/inventory' %>
    • <%= link_to "Orders", '/developer/orders' %>
    • <%= link_to "Payments", '/developer/payments' %>
    • <%= link_to "Preferences", '/developer/preferences' %>
    • <%= link_to "Products", '/developer/products' %>
    • <%= link_to "Promotions", '/developer/promotions' %>
    • <%= link_to "Shipments", '/developer/shipments' %>
    • <%= link_to "Taxation", '/developer/taxation' %>
  • <%= link_to 'Customization', '/developer/authentication' %>

    • <%= link_to "Authentication", '/developer/authentication' %>
    • <%= link_to "Internationalization (i18n)", '/developer/i18n' %>
    • <%= link_to "View", '/developer/view' %>
    • <%= link_to "Asset", '/developer/asset' %>
    • <%= link_to "Logic", '/developer/logic' %>
    • <%= link_to "Use S3", '/developer/s3_storage' %>
    • <%= link_to "Checkout", '/developer/checkout' %>
  • <%= link_to 'Deployment', '/developer/deployment_tips' %>

    • <%= link_to "Heroku", '/developer/heroku' %>
    • <%= link_to "Shelly Cloud", '/developer/shelly-cloud' %>
    • <%= link_to "Ansible Ubuntu Deployment", '/developer/ansible-ubuntu' %>
    • <%= link_to "Manual Ubuntu Deployment", '/developer/manual-ubuntu' %>
    • <%= link_to "Deployment Options", '/developer/deployment_options' %>
    • <%= link_to "Deployment Tips", '/developer/deployment_tips' %>
    • <%= link_to "Requesting/Configuring SSL", '/developer/requesting_and_configuring_ssl' %>
  • <%= link_to 'Advanced Topics', '/developer/seo' %>

    • <%= link_to "Developer Tips", "/developer/developer_tips" %>
    • <%= link_to "Gateway Specific Information", '/developer/gateway_specific_information' %>
    • <%= link_to "Migrating to Spree", "/developer/migration" %>
    • <%= link_to "Search Engine Optimization", '/developer/seo' %>
    • <%= link_to "Security", "/developer/security" %>
    • <%= link_to "Testing Spree Applications", "/developer/testing" %>
  • <%= link_to 'Upgrade Guides', '/developer/upgrades/index' %>

    • <%= link_to "0.60.x to 0.70.x", '/developer/upgrades/point-sixty-to-point-seventy' %>
    • <%= link_to "0.70.x to 1.0.x", '/developer/upgrades/point-seventy-to-one-dot-oh' %>
    • <%= link_to "1.0.x to 1.1.x", '/developer/upgrades/one-dot-oh-to-one-dot-one' %>
    • <%= link_to "1.1.x to 1.2.x", '/developer/upgrades/one-dot-one-to-one-dot-two' %>
    • <%= link_to "1.2.x to 1.3.x", '/developer/upgrades/one-dot-two-to-one-dot-three' %>
    • <%= link_to "1.3.x to 2.0.x", '/developer/upgrades/one-dot-three-to-two-dot-oh' %>
    • <%= link_to "2.0.x to 2.1.x", '/developer/upgrades/two-dot-oh-to-two-dot-one' %>
    • <%= link_to "2.1.x to 2.2.x", '/developer/upgrades/two-dot-one-to-two-dot-two' %>
    • <%= link_to "2.2.x to 2.3.x", '/developer/upgrades/two-dot-two-to-two-dot-three' %>