What Preline does

Preline Labs Ltd. is a London-based software company founded in 2022 that develops and maintains Preline UI, an open-source Tailwind CSS UI component library. The product ships 640+ free components, 944 page blocks, 21 templates, and 27 headless JavaScript plugins, plus a free Figma design system with design tokens, variants, and auto-layout. It is built with HTML, JavaScript, and TypeScript, supports Tailwind CSS v4.2.x, and integrates with Floating UI, ApexCharts, dayjs, Sortable.js, Leaflet, and culori. The library is compatible with 20+ frameworks including React, Vue, Next.js, Laravel, and Ruby on Rails, with framework-specific guides and StackBlitz playground demos.

The company operates a freemium model. The core library is distributed free and open-source under an NPM package, GitHub repository, and Figma Community file, accessed via self-serve. A commercial tier, Preline Pro, layers in premium components, templates, and enterprise features, with Enterprise pricing listed at $119/month for unlimited seats and product support. Go-to-market is product-led and community-led: organic developer discovery through NPM search and documentation, GitHub stars and community contributions, Twitter/X engagement, Figma Community listing, and word-of-mouth among web developers and frontend engineers. There are no named enterprise customers, no sales-led motion, and no disclosed paid customer logos.

Preline maintains a regular release cadence, progressing from v1.0 in 2022 through v4.2.0 in May 2026, with major versions every 6-12 months and frequent minor releases. Notable platform-level changes include the v4.0 Themes system (January 2026) for visual customization, v3.0 Tailwind CSS v4.0 support (March 2025), v2.0 TypeScript support and expanded plugin ecosystem (November 2023), and the Figma design system launch in v1.3 (November 2022). Strategic technology integrations include Tailwind Labs, Figma, and Floating UI. The source material discloses no venture capital backing, no acquisitions or M&A activity, no leadership team information, and no revenue figures.

Name

Preline

Legal name

Preline Labs Ltd.

Website

https://preline.co

Company type

Private

Founded year

2022

Operating status

Operating

Headcount range

1–10 employees

Short description

Preline Labs Ltd., a London-based company founded in 2022, develops Preline UI, an open-source Tailwind CSS component library providing 640+ free components, blocks, templates, and headless plugins for web developers and frontend engineers, with a paid Preline Pro subscription tier.

Ownership category

akta.pro rank

Headquarters

HQ city

London

HQ country

United Kingdom

HQ region

Europe

Markets served

GTM type

B2B

Offering type

Software

Cost components

Personnel, Technology or R&D, Infrastructure, Marketing or Sales, Operations

Revenue model

1. Freemium Model: Open-source free tier with 640+ components, 944+ blocks, and 21 templates available at no cost. Preline Pro offers additional premium content and features.
2. Preline Pro Subscription: Paid Pro tier offering additional premium components, templates, and exclusive features. Enterprise pricing shown at $119/month.

Pricing tiers

Go-to-market motion2 records

Distribution channels5 records

Marketing channels5 records

Core offering

Preline provides an open-source Tailwind CSS UI component library delivering 640+ free components, 944+ page blocks, 21 templates, and 27 headless JavaScript plugins for building accessible, responsive websites and applications. The offering includes a matching Figma design system with design tokens and theme-ready assets, plus a commercial Preline Pro tier priced at $119/month for enterprise teams.

Product overview

Preline UI is an open-source Tailwind CSS UI component library that provides a comprehensive ecosystem of frontend development resources. The core offering includes 640+ free components (Accordion, Advanced Select, Buttons, Dropdown, Badge, Tables, Datepicker, Switch, Marquee, etc.), 944 page blocks (charts, dashboards, forms, hero sections, e-commerce components), 21 templates (dashboards, storefronts, SaaS sites), 27 headless plugins (Dropdown, Overlay, Stepper, Carousel, Combobox, Advanced Select, Datepicker), and a free Figma Design System. The paid Preline Pro tier adds premium components and content. The product is built with HTML, JavaScript, and TypeScript, and is compatible with all Tailwind CSS frameworks including React, Vue, Next.js, Laravel, and more. Version 4.0 introduced the Themes system for visual customization.

Differentiator

Problem solved

Functional benefit

Brands

• Preline Pro: Commercial/premium tier offering additional components, templates, and features beyond the open-source library.

Products and services

• Preline UI (Open-Source Library) Free open-source Tailwind CSS UI component library providing 640+ components, 944+ blocks, 21 templates, and 27 headless JavaScript plugins for building accessible, responsive websites and web applications. Compatible with React, Vue, Next.js, Laravel, and 20+ other frameworks.
• Preline Pro Premium paid subscription tier offering additional Pro components, blocks, templates, and exclusive content beyond the free open-source library. Enterprise tier priced at $119/month with unlimited seats, product support, email sharing, and activity reporting for teams.
• Preline Figma Design System Free Figma UI component library featuring design tokens, variants, auto-layout support, and theme-ready assets aligned with the Tailwind CSS code library. Designed for UI/UX designers using Figma to prototype and hand off designs to developers.
• Preline UI Themes Customization system allowing creation of unlimited Tailwind CSS themes with consistent colors, fonts, and styles across all Preline UI components, blocks, and layouts. Includes 10 preset themes and a wide range of branding color options for white-label and branded implementations.

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration5 records

AI capability2 records

Feature4 records

Partnerships

Three partnerships are on record, tiered core.

• Tailwind LabscoreTechnology or IntegrationPreline UI is built natively on Tailwind CSS framework. The library provides UI components, blocks, and templates that extend Tailwind CSS utilities. Supports Tailwind CSS v4.2.x with native aspect-ratio utilities and latest color palettes.
• FigmacoreTechnology or IntegrationPreline publishes its design system to Figma Community, providing free Figma UI components with Tailwind CSS styles, design tokens, variants, and theme-ready assets. Enables designers to work directly with Preline components in Figma.
• Floating UIcoreTechnology or IntegrationPreline uses Floating UI for positioning calculations in dropdowns, tooltips, popovers, and other overlay components, replacing previous Popper.js dependency since v3.0.0.

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Flowbite: Open-source Tailwind CSS component library offering components, blocks, plugins (datepicker, modal, etc.) with a Pro tier. Direct competitor targeting the same developer/designer persona with a near-identical freemium model.
• HeroUI (formerly NextUI): React-focused UI library with components and templates; recently merged with Tailwind CSS support. Comparable as a modern UI component library serving frontend developers with both free and pro offerings.
• Mantine: Full-featured React component library with hooks, forms, charts and a Pro tier. Comparable as a comprehensive UI/forms component library targeting React developers with strong commercial offering.
• daisyUI: Free, open-source Tailwind CSS component library known for themeability and a large GitHub star base. Direct competitor in the OSS Tailwind UI space with a different semantic class philosophy but overlapping customer base.
• Material Tailwind: Tailwind CSS + Material Design component library from Creative Tim, offering both free and Pro tiers. Comparable as a Tailwind UI library with similar freemium commercialization and React-first positioning.

Broad incumbents

• Tailwind UI: Official paid component library from the creators of Tailwind CSS (Tailwind Labs). Directly comparable as a Tailwind-based UI component offering; broad incumbent with significantly more resources and direct framework authority.
• Chakra UI: Established React component library with a wide enterprise footprint. Broader incumbent in the React UI library space but still relevant as an alternative route for frontend teams building dashboards/admin UIs.
• PrimeReact / PrimeNG: Mature cross-framework UI component suite (React, Angular, Vue) with extensive component coverage. Comparable as a multi-framework UI library serving enterprise application development, with a freemium/open-core model.

Emerging players

• Radix UI: Unstyled, accessible React primitives that increasingly power Tailwind-based component libraries (including Shadcn). Adjacent positioning as a building block layer that Preline sits alongside in the design-system stack.
• Shadcn UI: Copy-paste component collection for React/Tailwind built on Radix primitives. Highly relevant emerging player with strong community momentum; competes in the same developer-persona segment with a different distribution model (CLI copy-paste vs. NPM package).

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/prelineUI
• GitHubgithub.com/htmlstreamofficial/preline
• LinkedInlinkedin.com/company/preline-ui

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Preline