VSEARCH 2.7.1

Fixes several bugs on Windows.

VSEARCH 2.7.0

Added cluster_unoise, uchime2_denovo and uchime3_denovo commands.

VSEARCH 2.6.2

Fix for partially inactive xsize option.

VSEARCH 2.6.0

Rewritten paired-end reads merger with improved accuracy. Decreased default value for fastq_minovlen option from 16 to 10. The default value for the fastq_maxdiffs option is increased from 5 to 10. There are now other more important restrictions that will avoid merging reads that cannot be reliably aligned.

VSEARCH 2.5.2

Fix bug with '-' not treated as stdin when used as argument to fastq_eestats2 option.

VSEARCH 2.5.1

Fixed bug with bad default value of 1 instead of 32 for minseqlength when using the makeudb_usearch command.

VSEARCH 2.5.0

Support for UDB database files. New commands: fastq_stripright, fastq_eestats2, makeudb_usearch, udb2fasta, udbinfo, and udbstats. New general option: no_progress. New options minsize and maxsize to fastx_filter. Minor bug fixes, error message improvements and documentation updates.

VSEARCH 2.4.4

Several minor bug fixes, improved error messages and updated documentation.

VSEARCH 2.4.3

Fixed bug with progress bar for shuffling. Fixed missing N-lines in UC files with usearch_global, search_exact and allpairs_global when the output_no_hits option was not specified.

VSEARCH 2.4.2

Default value for fastq_minovlen increased to 16 in accordance with help text and for compatibility with usearch. Minor changes for improved accuracy of paired-end read merging.