Changelog SeqKit is 10 years old! SeqKit v2.13.0 - 2026-02-28 seqkit: add support for reading and writing LZ4 compression format. new command: seqkit sample2: improved seqkit sample by @stahiga. #566, #386 seqkit seq: add flags to specify sequences to operate/transform. #568 seqkit shuffle: add a new option --tmp-dir, which can specify tmp dir for FASTA records from stdin or compressed FASTA files. #562 seqkit shuffle/sample: add a new flag -r/--non-deterministic, which uses a time-based seed to generate non-deterministic (truly random) results. #565 seqkit restart: support specifying the starting sequence of circular genomes. seqkit split/split2: add a new option -P/--out-prefix to override --by-*-prefix, for simplifying output prefix setting. #563 seqkit bam: fix a bug #200 by @botond-sipos. seqkit stats: fix detecting file format type for FASTQ records with empty sequences. #569 Notes please open an issue to request binaries for other platforms. run seqkit version to check update !!! run seqkit genautocomplete to update shell autocompletion script !!!