Rentry.co is a free Markdown paste service designed to make creating and sharing formatted text quick and straightforward. Users can write content in a simple editor and preview how it will appear when published. The service supports common Markdown features, including headings, paragraphs, lists, checkboxes, quotes, links, images, tables, code blocks, and text styling such as bold, italics, color, and underlining. It also offers custom URLs, helping users share their pages through memorable web addresses.

For greater control over presentation, Rentry provides tools for aligning text, adjusting image placement, generating tables of contents, and adding page metadata. Metadata options include titles, descriptions, images, accessibility preferences, and settings that affect page behavior and appearance. Users can also configure safety notices and other page-specific options. The service emphasizes a fast, simple workflow: compose content, review it in the preview, and publish it as a formatted page. Rentry.co is suited to people who need an accessible way to prepare and share notes, guides, code snippets, or other Markdown-based material without a complicated publishing process.