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Dorado basecall server

High-performance commandline basecaller in a client-server configuration as used in MinKNOW. Documentation is included in the package README.md.

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Version: 7.11.2

Release date: 10/30/2025

Approved use: For research use only

Dorado upgrade

  • Now integrates Dorado v1.1.1

Update to v5.2.0 DNA basecalling models

  • Increased HAC basecalling and modification calling accuracy
  • Faster all-context modification calling
  • Support for 6mA-tagged chromatin accessibility data
  • Performance enhancements across platforms

Support changes

  • Distributed builds of Dorado Basecall Server 7.11.2 are now created on Rocky Linux 8 to support Linux systems using glibc 2.28 or above. CentOS 7 is no longer supported.
  • The last major Mk1C release was 7.9.8 and no further releases are planned.
  • Added support for SQK-DRB004-24 RNA barcoding kit.
  • Removed support for DNA R9.4.1 models.
  • Removed support for RNA002 models.
  • Removed support for reading FAST5 files.

Output changes

  • Additional poly(A) tail estimation metrics
  • Sequencing summary and other updates to comply with the Oxford Nanopore Output Specifications documentation

Other improvements

  • Poly(A) tail estimation improvements with interrupted tails in plasmids
  • Support for split indexes when aligning
  • Dynamic resource management using Slurm
  • Security updates
  • Bug fixes

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