# AbreAí.com > AbreAí.com is a free, mobile-first URL shortener. Anyone can create an automatic or custom short link without an account. A free account adds link management, pausing, internal titles, pagination and privacy-conscious access statistics. Important facts: - Official domain: https://abreai.com/ - Custom public format: https://abreai.com/nome-do-link - Accounts are optional for shortening and customization; they are used for management and analytics. - Redirects are direct, with no advertising or intermediate page. - MySQL is the source of truth; optional Redis caching accelerates frequent redirects and rate limits without becoming a single point of failure. - The service does not store visitor IP addresses as plain text for link statistics. ## Product - [Português do Brasil](https://abreai.com/): Página principal e encurtador. - [Português de Portugal](https://abreai.com/pt-pt/): Página principal localizada. - [English](https://abreai.com/en/): Localized home page. - [Español](https://abreai.com/es/): Página principal localizada. - [Privacy policy](https://abreai.com/privacidade): Data processing and user rights. - [Terms of use](https://abreai.com/termos): Acceptable use and service rules. ## Guides in Brazilian Portuguese - [Complete URL shortener guide](https://abreai.com/blog/guia-encurtador-de-link.md): What URL shorteners are, how they work and when to use one. - [How to shorten a link](https://abreai.com/blog/como-encurtar-link.md): Practical step-by-step guide and publishing checklist. - [Custom short links](https://abreai.com/blog/link-personalizado.md): Naming patterns for clear and memorable slugs. - [Link click tracking](https://abreai.com/blog/rastrear-cliques-em-links.md): How to interpret clicks, visitors, sources and devices. - [Links for WhatsApp and Instagram](https://abreai.com/blog/encurtador-link-whatsapp-instagram.md): Distribution practices for social and offline channels. - [Short-link security](https://abreai.com/blog/seguranca-em-links-curtos.md): Safety guidance for creators, visitors and platform operators. ## Localized guide collections - [Português de Portugal](https://abreai.com/pt-pt/blog): Six complete guides localized for Portugal, with Markdown alternatives on every article. - [English](https://abreai.com/en/blog): Six complete English guides, with Markdown alternatives on every article. - [Español](https://abreai.com/es/blog): Seis guías completas en español, cada una con una alternativa en Markdown. ## Optional - [Blog index](https://abreai.com/blog): Human-readable article collection. - [XML sitemap](https://abreai.com/sitemap.xml): Canonical public URLs intended for search indexing. - [Full agent reference](https://abreai.com/llms-full.txt): Expanded product, architecture and content summary.