HTTPS-ready Downloads

NCBI has moved all of its web sites and services, including web APIs, to HTTPS only. This change provides users with greatly increased privacy and security on the NCBI site.

The switch to https required updates to many NCBI programs that access data over the Internet. This page provides the version numbers and download links for https-ready versions of NCBI downloadable software.

Program	HTTPS-ready version	Download link	Comment
BLAST	2.5.0	https://ftp.ncbi.nlm.nih.gov/blast/executables/LATEST
IgBLAST	1.6.1	https://ftp.ncbi.nlm.nih.gov/blast/executables/igblast/release/LATEST
MagicBLAST	1.1.0	https://ftp.ncbi.nlm.nih.gov/blast/executables/magicblast/LATEST
SRA Toolkit	Genome Analysis Toolkit version 3.6-6-ngs.1.3.0 HISAT2 version 2.0.5-ngs.1.3.0	https://trace.ncbi.nlm.nih.gov/Traces/sra/sra.cgi?view=software	GitHub https://github.com/ncbi/sra-tools
asn2all	14.1	https://ftp.ncbi.nlm.nih.gov/asn1-converters/by_program/asn2all
asn2fsa	6.1	https://ftp.ncbi.nlm.nih.gov/asn1-converters/by_program/asn2fsa
asn2gb	17.8	https://ftp.ncbi.nlm.nih.gov/asn1-converters/by_program/asn2gb
asnval	15.3	https://ftp.ncbi.nlm.nih.gov/asn1-converters/by_program/asnval
tbl2asn	25.3	https://ftp.ncbi.nlm.nih.gov/asn1-converters/by_program/tbl2asn
Genome Workbench	2.11.5	https://ftp.ncbi.nlm.nih.gov/toolbox/gbench/LATEST or update in application
AptaGUI	1.4	https://www.ncbi.nlm.nih.gov/CBBresearch/Przytycka/software/aptatools/aptaGUI.jar

If you have software you downloaded from NCBI that is failing because of https, and you don't see a link to the program above, please contact info@ncbi.nlm.nih.gov.