BlueSky Video Specifications 2025
Complete guide to BlueSky video dimensions, duration limits, and technical specifications for 2025. Upload videos with perfect format for the decentralized social network.
Quick Specs
Dimensions & Resolution
Standard HD format
Mobile-optimized vertical
Works across all layouts
Lower resolution option
Video Duration
Minimum: 1 seconds
Maximum: 180 seconds
Up to 3 minutes (expanded from 60 seconds in 2024)
Important Notes
BlueSky added native video support in 2024, initially limited to 60 seconds but expanded to 3 minutes. Videos are processed and compressed server-side for optimal delivery. The platform doesn't support animated GIFs, making video the primary format for motion content.
Optimization Tips
- ✓Keep videos under 90 seconds for best engagement
- ✓Use MP4 with H.264 codec for compatibility
- ✓Add captions for accessibility
- ✓Videos autoplay muted in feed
- ✓No GIF support - use video instead
- ✓Compress before upload to stay under 100MB
- ✓Hook viewers in first 3 seconds
Sources & Verification
Last verified: 2025-09-28
Up to 3 minutes (expanded from 60s in 2024).
Technical Specifications
processing
Videos processed server-side for optimal delivery
autoplay
caption Support
thumbnails
analytics
at Protocol
Videos stored via AT Protocol for portability
Schedule BlueSky videos for maximum reach
Frequently Asked Questions
What's the maximum video length on BlueSky?
Videos can be up to 3 minutes (180 seconds) long on BlueSky, expanded from the initial 60-second limit in 2024.
What video format should I use for BlueSky?
MP4 format with H.264 video codec works best. MOV files are also supported. Keep files under 100MB for successful uploads.
Does BlueSky support GIFs?
No, BlueSky doesn't support animated GIFs. You should use video files instead for any motion content.
Do BlueSky videos autoplay?
Yes, videos autoplay in the feed but with sound muted by default. Users need to tap to unmute, so captions are recommended.
Recent Updates
BlueSky maintains 3-minute video limit with improved compression
Video duration expanded from 60 seconds to 3 minutes
Native video support launched (previously 60 seconds max)
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