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RepeatMasker Project @repeatmasker.bsky.social · 25/06/2026

A New Open Foundation for TE Research: GIRI is transitioning the full Repbase collection to an open-access license and joining the Dfam effort to help build a unified open resource for transposable element research. Full announcement: tinyurl.com/48665xss

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RepeatMasker Project @repeatmasker.bsky.social · 11/06/2026

A new RepeatModeler release is available. It adds compatibility with RepeatMasker 4.2.4 and the Dfam 4.0 FamDB format. TETools containers have also been updated with the latest RepeatMasker, RepeatModeler, and FamDB releases. See repeatmasker.org for details

repeatmasker.org

RepeatMasker Home Page

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RepeatMasker Project @repeatmasker.bsky.social · 05/06/2026

Dfam 4.0 has been released. With over 7 million TE families spanning 6130 species, Dfam continues to grow through genome sequencing and community submissions. This release also introduces an improved FamDB format, making it easier to obtain only the data you need. Release notes: tinyurl.com/6dzwu4w8

tinyurl.com

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RepeatMasker Project @repeatmasker.bsky.social · 05/06/2026

RepeatMasker 4.2.4 released! This version adds support for the new FamDB format used in Dfam 4.0. FamDB's component-based framework allows users to download only the portions of the TE database they need. See the www.repeatmasker.org page for more release details.

repeatmasker.org

RepeatMasker Home Page

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RepeatMasker Project @repeatmasker.bsky.social · 17/12/2025

RepeatMasker 4.2.3 released! Fixes a sensitivity issue affecting staged searches in Rodentia species and adds support for BGZIP input files without in-place decompression. More details www.repeatmasker.org

repeatmasker.org

RepeatMasker Home Page

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RepeatMasker Project @repeatmasker.bsky.social · 03/11/2025

A new release of RepeatMasker is available. This version fixes a bug introduced in 4.2.1 that impacted the handling of poly-A tails and the naming of LINE annotations. See repeatmasker.org for more release details.

repeatmasker.org

RepeatMasker Home Page

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RepeatMasker Project @repeatmasker.bsky.social · 19/08/2025

A new maintenance release of RepeatMasker (4.2.1) is available. This version includes fixes for users having trouble importing Repbase into FamDB, and for several special-case issues reported by users. See the www.repeatmasker.org for more release details.

repeatmasker.org

RepeatMasker Home Page

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RepeatMasker Project @repeatmasker.bsky.social · 06/08/2025

Today we’re introducing a major update to the family seed alignments, protein features, and relationship data visualizations on the Dfam website. In addition, we are adding two new datasets: ULTRA reported tandem repeats, and self-alignments.

xfam.wordpress.com

Dfam Family Visualization Improvements

Today we’re introducing a major update to how TE family seed alignments, protein features, and relationship data are visualized on the Dfam website. Previously, these datasets were presented separa…

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RepeatMasker Project @repeatmasker.bsky.social · 01/07/2025

Multiple Software Updates - RepeatMasker 4.2.0, RepeatModeler 2.0.7, and the newly released RepeatAfterMe tool. See www.repeatmasker.org for details.

repeatmasker.org

RepeatMasker Home Page

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RepeatMasker Project @repeatmasker.bsky.social · 05/05/2025

RepeatMasker 4.1.9 released. This release includes fixes for ProcessRepeats (speed issues, and divide-by-zero), a fix for clade-level pHMM (nhmmer) searches, and some minor utility/documentation updates. See the www.repeatmasker.org for more release details.

repeatmasker.org

RepeatMasker Home Page

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RepeatMasker Project @repeatmasker.bsky.social · 13/03/2025

RepeatMasker 4.1.8 released. A major update to ProcessRepeats has significantly reduced RepeatMasker's memory requirements. Additionally, RepeatMasker now supports the new FamDB 2.0.0 format introduced in Dfam 3.9. See the www.repeatmasker.org for more release details.

repeatmasker.org

RepeatMasker Home Page

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RepeatMasker Project @repeatmasker.bsky.social · 26/11/2024

RepeatModeler 2.0.6, RepeatScout 1.0.7, and Updated Dfam 3.8 FamDB Files. Improvements to coordinate reporting, and RepeatScout seed alignment generation. Fixes for primate annotation with Dfam 3.8. See www.repeatmasker.org or details.

repeatmasker.org

RepeatMasker Home Page

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RepeatMasker Project @repeatmasker.bsky.social · 11/09/2024

RepeatMasker 4.1.7 Released. Several important updates and fixes are included in this release, especially for RepeatModeler/TETools users. Please see www.repeatmasker.org for more details.

repeatmasker.org

Download Page

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RepeatMasker Project @repeatmasker.bsky.social · 30/07/2024

Coseg 0.2.4 Released. This includes a workaround for handling IUB codes suggested by David Ray, improvements to divergence calculations and several bugfixes. See www.repeatmasker.org/COSEGDownloa... for more details.

repeatmasker.org

COSEG Download Page

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