BBMap
BBMap short read aligner, and other bioinformatic tools.
... and tolerant of errors and numerous large indels. Very fast.
BBNorm: Kmer-based error-correction and normalization tool.
Dedupe: Simplifies assemblies by removing duplicate or contained subsequences that share a target percent identity.
Reformat: Reformats reads between fasta/fastq/scarf/fasta+qual/sam, interleaved/paired, and ASCII-33/64, at over 500 MB/s.
BBDuk: Filters, trims, or masks reads with kmer matches to an artifact/contaminant file.
...and more!