Enforced by Postid
Publishing validation
- Content limit
- 300 grapheme
- Media count
- 4
- Media types
- image/jpeg, image/png, image/gif, image/webp, video/mp4
Bluesky Preview Generator
Create and download your post preview
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kullanici_adi@kullanici_adi· 1dk
Bluesky Rules
Maximum content length: 300
Maximum media count: 4
Accepted media types: image/jpeg, image/png, image/gif, image/webp, video/mp4
GraphemeMedia optional
Bluesky post preview generator
Preview a Bluesky post with emoji-aware length counting. The preview and PNG export run locally in your browser, and no signup is required.
Platform reference
Published specifications
- • JPEG, PNG, GIF, WebP
- • 1 MB (görsel başına)
- • ≤ 2000 px (uzun kenar)
- • MP4
- • ≤ 3 min
Verified: 2026-08-21
Frequently asked questions
How does the Bluesky counter handle emoji?
The tool follows the grapheme counting mode declared by the backend validator, so joined emoji and similar characters are counted as users perceive them.
Is the Bluesky preview free?
Yes. You can use it without signing up and download the result as a PNG.