Mainline

Mainline is a free, multipage landing website template built with Tailwind CSS v4.1, Next.js 15, and React 19, created by tailawesome for tech companies, startups, and creative agencies.

What is Mainline?

Mainline is a developer-friendly landing template distributed on ThemeWagon, outputting a responsive multipage website ready for customization. It takes a Next.js and Tailwind codebase as its starting point and produces pre-built pages such as landing, pricing, FAQ, and authentication. The template is maintained by tailawesome and is available as a free download with a live preview at themewagon.github.io/mainline.

Key Features

Mainline stands on a modern React stack with Tailwind CSS v4.1.14, Next.js v15.5.5, and React v19.2.0, plus Radix UI for accessible components. The feature set includes:

• Modern tech stack — Uses Tailwind CSS v4.1.14, Next.js v15.5.5, React v19.2.0, and Radix UI.
• Multipage layout — Includes four or more pre-built pages covering landing, pricing, FAQ, and authentication.
• Light & dark modes — Built-in theme switching with dark mode styling.
• Interactive components — Sliders, accordions, dropdown menu, call-to-action buttons, on-hover effects, and a collapsible burger menu for mobile.
• Lead-generation sections — Pricing table, FAQ section, contact form, and social media icons.
• Performance & SEO — Page-speed-optimized for faster loads and lower bounce rates, with search-engine optimization.
• Cross-browser responsive — Mobile-first design compatible with Chrome, Edge, Firefox, Opera, Safari, Android, iPad, iPhone, and mobile devices.

Who is it for?

• Startups launching a product landing page with pricing and FAQ to convert visitors.
• Creative agencies building a multipage marketing site with portfolio-style sections and contact form.
• Developers needing a clean, customizable Tailwind/Next.js codebase to extend with Radix UI.
• Tech companies showcasing software features with hero headers, sliders, and call-to-action buttons.

What can you do with Mainline?

• Product launches: Build a landing page with hero header, pricing table, and FAQ to announce a new SaaS product.
• Agency websites: Assemble a multipage marketing site with navigation, dropdowns, and contact form for client inquiries.
• Auth pages: Use the included authentication page to prototype login and signup flows during development.
• Rapid prototyping: Leverage the clean codebase with Tailwind and Radix UI to create landing pages in hours.

Pricing

Mainline is free to download under an open-source license, allows commercial use, and receives lifetime free updates. The free version requires credit and includes no support; premium templates from ThemeWagon offer 24/7 support and no attribution.

Alternatives

• Olivia — a free one-page Tailwind CSS portfolio website template from ThemeWagon.
• Brook2 — a free multipage Tailwind CSS blogging website template from ThemeWagon.

FAQ

Is Mainline free?

Yes, Mainline is a free template. You can download it directly, use it in commercial projects, and receive lifetime free updates. The free license requires credit, while paid premium alternatives on ThemeWagon remove that requirement.

What tech stack does Mainline use?

Mainline is built with Tailwind CSS v4.1.14, Next.js v15.5.5, React v19.2.0, and Radix UI. It is a multipage design with four or more pre-built pages.

Can I use Mainline in commercial projects?

Yes, the license permits commercial use. The template is open source and includes lifetime free updates, though the free version requires attribution and offers no support.

Does Mainline include customer support?

No. The free version of Mainline comes without support. ThemeWagon's premium templates include 24/7 support and Figma files, at a paid price.

How many pages are included?

Mainline includes four or more pre-built pages, covering landing page sections like a hero header, pricing table, FAQ section, contact form, and an authentication page.