Online HLS Validator

Validate HLS/M3U8 playlists for streaming compatibility and errors

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About This Tool

This comprehensive HLS Validator tool allows you to validate HTTP Live Streaming (HLS) playlists by uploading M3U8 files or entering playlist URLs. The tool checks for common HLS specification violations, validates segment URLs, verifies codec compatibility, and ensures proper streaming structure. It provides detailed validation reports with error explanations and compliance recommendations for both master and media playlists.

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How to Use

Upload an M3U8 file or enter a playlist URL
Select validation options (basic, advanced, or full compliance)
Click 'Validate HLS Playlist' to start validation
View detailed results including errors, warnings, and compliance status
Download validation report if needed

Frequently Asked Questions

Find Quick Answers

What is HLS validation?

HLS validation checks HTTP Live Streaming playlists (M3U8 files) for compliance with Apple's HLS specification, ensuring they will work correctly across different players and devices.

What types of errors does this validator detect?

The validator detects missing #EXTM3U tags, invalid segment durations, broken media URLs, unsupported codecs, playlist structure errors, and compliance issues with HLS specifications.

Can I validate both master and media playlists?

Yes, the tool automatically detects playlist type and validates both master playlists (containing variant streams) and media playlists (containing media segments).

Is my data secure when uploading M3U8 files?

Yes, uploaded files are processed securely and temporarily. No files are stored permanently, and all processing occurs in isolated environments.

Does this tool support live streaming playlists?

Yes, the validator supports both VOD (Video on Demand) and live streaming playlists, checking for appropriate #EXT-X-ENDLIST tags and live streaming indicators.

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