Title: Bluesky publishing support - OpenPost Description: See how OpenPost handles Bluesky formats, setup needs, limits, and live-test notes. Canonical: https://openpo.st/platforms/bluesky Source: [https://openpo.st/platforms/bluesky](https://openpo.st/platforms/bluesky) [All platforms](https://openpo.st/platforms) Bluesky Handle and app password # Keep a Bluesky post concise while preserving links and rich text. Connect with a handle and app password, then schedule posts, links, media, and reply threads. This page is for people deciding whether OpenPost fits their Bluesky publishing workflow. **Implemented:** Publishing is implemented **Hosted service certification:** No Hosted service provider-format certification claim is current. [Platform guide](https://docs.openpo.st/providers/bluesky) Formats and limits ## Different formats, different rules. OpenPost checks the text and media rules for the format you choose. | Format | Text | Media | | --- | --- | --- | | Post, thread, or link | 300 characters | Text or a rich link card | | Image post | 300 characters | 1-4 JPEG, PNG, or WebP images | | Video | 300 characters | 1 MP4 video, up to 100 MB | ### Provider limits and scope - 300 characters - Up to 4 images or 1 MP4 video - AT Protocol replies - Video cannot be mixed with images Connect and test ## Set up Bluesky in three checks. 1. Create an app password in Bluesky account settings. 1. Connect with your handle and that app password, not your main password. 1. Publish a test if you plan to use video or rich links. Known limits ## What can still block a post. - Video must be MP4 and cannot be combined with images. - App passwords can be revoked independently from the main account password. - Bluesky may need time to process a video after upload. **Account requirement:** A Bluesky handle and a dedicated app password. **Verification:** Text and image posts work in OpenPost. Test video with the account before a scheduled campaign. ## Use the current callback address, permissions, and media setup. Social network developer pages change. The OpenPost guide lists the settings and checks you need now. [Read the Bluesky guide](https://docs.openpo.st/providers/bluesky)