Documentation
Getting started
What's new in v11
Installation
Command line
Downloads
Command reference
All commands
Command categories
Algorithms
Documentation topics
All topics
Browse topics by category
Parameters and options
Output files for search and clustering
Accept options (which hits to report)
Termination options (when to stop searching)
Alignment heuristics
Alignment parameters (gap penalties etc.)
Sequence database index parameters
What's new in v11
Installation
Command line
Downloads
Command reference
All commands
Command categories
Algorithms
Documentation topics
All topics
Browse topics by category
Parameters and options
Output files for search and clustering
Accept options (which hits to report)
Termination options (when to stop searching)
Alignment heuristics
Alignment parameters (gap penalties etc.)
Sequence database index parameters

OTU and denoising analysis for 16S, ITS etc.
Recommended procedures
Example scripts and tutorials
Errors and biases in amplicon sequencing
Old manuals
Version 10
Version 9.2
Version 8.1
Version 7
Version 6
Support
Technical support
Known bugs
Publications
Papers and how to cite USEARCH