What it is

MultiPost-Extension is a browser extension written in TypeScript and released under the Apache-2.0 license. It helps users publish content to multiple social media platforms with one click, and it is categorized as business software for marketing and customer engagement. The project lives in the browser extension ecosystem, where it connects a user's browser workflow with social media publishing tasks.

The concrete problem it addresses is the repetitive work involved in posting the same article, image, video, or other content across several social media platforms. The README states that the extension solves the pain points of content creators when publishing across multiple platforms, because a single edit can be synchronized to all platforms. It also notes that users can post content without logging into the extension, without registering, and without providing an API key.

Key capabilities

• It enables one-click publishing of text, images, videos, and other content types to multiple social media platforms.
• It supports more than ten mainstream platforms, including TikTok, YouTube, Zhihu, Weibo, and Xiaohongshu.
• It provides an extension API that can be called from a user's own web application to publish content.
• It provides a RESTful API that can be called from a script or server to publish content.
• It is distributed as a browser extension for Chrome and Edge and is linked to an online article editor.

Who uses it and how

• Content creators use it to publish the same text, image, or video material to several social media platforms without manually repeating the posting process on each site.
• Marketing and customer engagement users can incorporate it into social media workflows that involve articles, automation, and multi-platform content distribution.
• Developers of web applications can use the extension API to trigger publishing from their own interfaces.
• Script authors or server operators can use the RESTful API to publish content from automated jobs.

Getting started

The typical installation path is to add MultiPost from the Chrome Web Store or Microsoft Edge Add-ons, then consult the official website and documentation at multipost.app and docs.multipost.app.

When to use it — and when not to

MultiPost-Extension is useful when the user needs a free, browser-based way to publish content to several supported social media platforms and wants to avoid manual repetition. It may be less suitable when a workflow cannot use a browser extension, because the described installation and extension API are browser-based. The repository lists seventeen open issues and no contributor count, so users should evaluate maintenance and support needs before depending on it for critical publishing operations.