diff --git a/README.md b/README.md
index b34e390f3..a05e48de1 100644
--- a/README.md
+++ b/README.md
@@ -244,7 +244,7 @@ To learn more about the docker pull rate limits and the open source software pro
| [Mykrobe + Genotyphi + sonneityping](https://hub.docker.com/r/staphb/mykrobe)
[](https://hub.docker.com/r/staphb/mykrobe) | Click to see all versions
- [0.11.0 (Mykrobe) & 1.9.1 (Genotyphi)](./build-files/mykrobe/0.11.0/)
- [0.12.1 (Mykrobe) & 1.9.1 (Genotyphi) & 7d18a7c (sonneityping)](./build-files/mykrobe/0.12.1-sonneityping/)
- [0.12.1 (Mykrobe) & 2.0 (Genotyphi) & v20210201 (sonneityping)](./build-files/mykrobe/0.12.1/)
- [0.12.2 (Mykrobe) & 2.0 (Genotyphi) & v20210201 (sonneityping)](./build-files/mykrobe/0.12.2/)
- [0.13.0](./build-files/mykrobe/0.13.0)
| https://github.com/Mykrobe-tools/mykrobe
https://github.com/typhoidgenomics/genotyphi
https://github.com/katholt/sonneityping |
| [myloasm](https://hub.docker.com/r/staphb/myloasm)
[](https://hub.docker.com/r/staphb/myloasm) | Click to see all versions
- [0.1.0](./build-files/myloasm/0.1.0/)
- [0.2.0](./build-files/myloasm/0.2.0/)
- [0.3.0](./build-files/myloasm/0.3.0/)
| https://github.com/bluenote-1577/myloasm |
| [NanoPlot](https://hub.docker.com/r/staphb/nanoplot)
[](https://hub.docker.com/r/staphb/nanoplot) | Click to see all versions
- [1.27.0](./build-files/nanoplot/1.27.0/)
- [1.29.0](./build-files/nanoplot/1.29.0/)
- [1.30.1](./build-files/nanoplot/1.30.1/)
- [1.32.0](./build-files/nanoplot/1.32.0/)
- [1.33.0](./build-files/nanoplot/1.33.0/)
- [1.40.0](./build-files/nanoplot/1.40.0/)
- [1.41.6](./build-files/nanoplot/1.41.6/)
- [1.42.0](./build-files/nanoplot/1.42.0/)
- [1.46.2](./build-files/nanoplot/1.46.2/)
| https://github.com/wdecoster/NanoPlot |
-| [ngmaster](https://hub.docker.com/r/staphb/ngmaster)
[](https://hub.docker.com/r/staphb/ngmaster) | Click to see all versions
- [0.5.8](./build-files/ngmaster/0.5.8/)
- [1.0.0](./build-files/ngmaster/1.0.0/)
| https://github.com/MDU-PHL/ngmaster |
+| [ngmaster](https://hub.docker.com/r/staphb/ngmaster)
[](https://hub.docker.com/r/staphb/ngmaster) | Click to see all versions
- [0.5.8](./build-files/ngmaster/0.5.8/)
- [1.0.0](./build-files/ngmaster/1.0.0/)
- [1.1.1](./build-files/ngmaster/1.1.1/)
| https://github.com/MDU-PHL/ngmaster |
| [NCBI Datasets](https://hub.docker.com/r/staphb/ncbi-datasets)
[](https://hub.docker.com/r/staphb/ncbi-datasets) | Click to see all versions
- [13.31.0](./build-files/ncbi-datasets/13.31.0/)
- [13.35.0](./build-files/ncbi-datasets/13.35.0/)
- [13.43.2](./build-files/ncbi-datasets/13.43.2/)
- [14.0.0](./build-files/ncbi-datasets/14.0.0/)
- [14.3.0](./build-files/ncbi-datasets/14.3.0/)
- [14.7.0](./build-files/ncbi-datasets/14.7.0/)
- [14.13.2](./build-files/ncbi-datasets/14.13.2/)
- [14.20.0](./build-files/ncbi-datasets/14.20.0/)
- [14.27.0](./build-files/ncbi-datasets/14.27.0/)
- [15.1.0](./build-files/ncbi-datasets/15.1.0/)
- [15.2.0](./build-files/ncbi-datasets/15.2.0/)
- [15.11.0](./build-files/ncbi-datasets/15.11.0/)
- [15.27.1](./build-files/ncbi-datasets/15.27.1/)
- [15.31.0](./build-files/ncbi-datasets/15.31.1/)
- [16.2.0](./build-files/ncbi-datasets/16.2.0/)
- [16.8.1](./build-files/ncbi-datasets/16.8.1/)
- [16.10.3](./build-files/ncbi-datasets/16.10.3/)
- [16.15.0](./build-files/ncbi-datasets/16.15.0/)
- [16.22.1](./build-files/ncbi-datasets/16.22.1/)
- [16.30.0](./build-files/ncbi-datasets/16.30.0/)
- [16.35.0](./build-files/ncbi-datasets/16.35.0/)
- [16.38.1](./build-files/ncbi-datasets/16.38.1/)
- [16.41.0](./build-files/ncbi-datasets/16.41.0/)
- [18.0.2](./build-files/ncbi-datasets/18.0.2/)
- [18.5.0](./build-files/ncbi-datasets/18.5.0/)
- [18.7.0](./build-files/ncbi-datasets/18.7.0/)
- [18.9.0](./build-files/ncbi-datasets/18.9.0/)
- [18.13.0](./build-files/ncbi-datasets/18.13.0/)
- [18.15.0](./build-files/ncbi-datasets/18.15.0/)
- [18.17.1](./build-files/ncbi-datasets/18.17.1/)
- [18.18.0](./build-files/ncbi-datasets/18.18.0/)
| [https://github.com/ncbi/datasets](https://github.com/ncbi/datasets)
[https://www.ncbi.nlm.nih.gov/datasets/docs/v2/](https://www.ncbi.nlm.nih.gov/datasets/docs/v2/) |
| [NCBI AMRFinderPlus](https://hub.docker.com/r/staphb/ncbi-amrfinderplus)
[](https://hub.docker.com/r/staphb/ncbi-amrfinderplus) | Click to see all versions
- [3.1.1b](./build-files/ncbi-amrfinderplus/3.1.1b/)
- [3.8.4](./build-files/ncbi-amrfinderplus/3.8.4/)
- [3.8.28](./build-files/ncbi-amrfinderplus/3.8.28/)
- [3.9.3](./build-files/ncbi-amrfinderplus/3.9.3/)
- [3.9.8](./build-files/ncbi-amrfinderplus/3.9.8/)
- [3.10.1](./build-files/ncbi-amrfinderplus/3.10.1/)
- [3.10.5](./build-files/ncbi-amrfinderplus/3.10.5/)
- [3.10.16](./build-files/ncbi-amrfinderplus/3.10.16/)
- [3.10.20](./build-files/ncbi-amrfinderplus/3.10.20/)
- [3.10.24](./build-files/ncbi-amrfinderplus/3.10.24/)
- [3.10.30](./build-files/ncbi-amrfinderplus/3.10.30/)
- [3.10.36](./build-files/ncbi-amrfinderplus/3.10.36)
- [3.10.42](./build-files/ncbi-amrfinderplus/3.10.42/)
- [3.11.2 & 2022-12-19.1](./build-files/ncbi-amrfinderplus/3.11.2/)
- [3.11.2 & 2023-02-23.1](./build-file/ncbi-amrfinderplus/3.11.2-2023-02-23.1/)
- [3.11.4 & 2023-02-23.1](./build-file/ncbi-amrfinderplus/3.11.4-2023-02-23.1/)
- [3.11.8 & 2023-02-23.1](./build-files/ncbi-amrfinderplus/3.11.8-2023-02-23.1/)
- [3.11.11 & 2023-04-17.1](./build-files/ncbi-amrfinderplus/3.11.11-2023-04-17.1)
- [3.11.14 & 2023-04-17.1](./build-files/ncbi-amrfinderplus/3.11.14-2023-04-17.1/)
- [3.11.17 & 2023-07-13.2](./build-files/ncbi-amrfinderplus/3.11.17-2023-07-13.2/)
- [3.11.18 & 2023-08-08.2](./build-files/ncbi-amrfinderplus/3.11.18-2023-08-08.2/)
- [3.11.20 & 2023-09-26.1](./build-files/ncbi-amrfinderplus/3.11.20-2023-09-26.1/)
- [3.11.26 & 2023-11-15.1](./build-files/ncbi-amrfinderplus/3.11.26-2023-11-15.1/)
- [3.12.8 & 2024-01-31.1](./build-files/ncbi-amrfinderplus/3.12.8-2024-01-31.1/)
- [3.12.8 & 2024-05-02.2](./build-files/ncbi-amrfinderplus/3.12.8-2024-05-02.2/)
- [3.12.8 & 2024-07-22.1](./build-files/ncbi-amrfinderplus/3.12.8-2024-07-22.1/)
- [4.0.3 & 2024-10-22.1 (stxtyper now included)](./build-files/ncbi-amrfinderplus/4.0.3-2024-10-22.1/)
- [4.0.3 & 2024-12-18.1](./build-files/ncbi-amrfinderplus/4.0.3-2024-12-18.1/)
- [4.0.15 & 2024-12-18.1](./build-files/ncbi-amrfinderplus/4.0.15-2024-12-18.1/)
- [4.0.19 & 2024-12-18.1](./build-files/ncbi-amrfinderplus/4.0.19-2024-12-18.1/)
- [4.0.22 & 2025-03-25.1](./build-files/ncbi-amrfinderplus/4.0.22-2025-03-25.1/)
- [4.0.23-2025-06-03.1](./build-files/ncbi-amrfinderplus/4.0.23-2025-06-03.1/)
- [4.0.23-2025-07-16.1](./build-files/ncbi-amrfinderplus/4.0.23-2025-07-16.1/)
- [4.2.5-2025-12-03.1](./build-files/ncbi-amrfinderplus/4.2.5-2025-12-03.1/)
- [4.2.7-2026-01-21.1](./build-files/ncbi-amrfinderplus/4.2.7-2026-01-21.1/)
| [https://github.com/ncbi/amr](https://github.com/ncbi/amr) |
| [NCBI table2asn](https://hub.docker.com/r/staphb/ncbi-table2asn)
[](https://hub.docker.com/r/staphb/ncbi-table2asn) | Click to see all versions
- [1.26.678](./build-files/ncbi-table2asn/1.26.678/)
- [1.28.943](./build-files/ncbi-table2asn/1.28.943/)
- [1.28.1021](./build-files/ncbi-table2asn/1.28.1021/)
- [1.28.1094](./build-files/ncbi-table2asn/1.28.1094/)
- [1.29.1151](./build-files/ncbi-table2asn/1.29.1151/)
- [1.29.324](./build-files/ncbi-table2asn/1.29.324/)
| [https://www.ncbi.nlm.nih.gov/genbank/table2asn/](https://www.ncbi.nlm.nih.gov/genbank/table2asn/)
[https://ftp.ncbi.nlm.nih.gov/asn1-converters/versions/2022-06-14/by_program/table2asn/](https://ftp.ncbi.nlm.nih.gov/asn1-converters/versions/2022-06-14/by_program/table2asn/) |
diff --git a/build-files/ngmaster/1.1.1/Dockerfile b/build-files/ngmaster/1.1.1/Dockerfile
new file mode 100644
index 000000000..95e476271
--- /dev/null
+++ b/build-files/ngmaster/1.1.1/Dockerfile
@@ -0,0 +1,75 @@
+FROM mambaorg/micromamba:2.5.0 AS app
+
+# build and run as root users since micromamba image has 'mambauser' set as the $USER
+USER root
+# set workdir to default for building; set to /data at the end
+WORKDIR /
+
+# ARG sets environment variables during the build stage
+ARG NGMASTER_VER="1.1.1"
+ARG MLST_VER="2.23.0"
+ARG ANY2FASTA_VER="0.8.1"
+
+LABEL base.image="mambaorg/micromamba:2.5.0"
+LABEL dockerfile.version="1"
+LABEL software="ngmaster"
+LABEL software.version=${NGMASTER_VER}
+LABEL description="In silico multi-antigen sequence typing for Neisseria gonorrhoeae (NG-MAST)"
+LABEL website="https://github.com/MDU-PHL/ngmaster"
+LABEL license="https://github.com/MDU-PHL/ngmaster/blob/master/LICENSE"
+LABEL maintainer="Curtis kapsak"
+LABEL maintainer.email="curtis.kapsak@theiagen.com"
+
+# Install dependencies via apt-get; procps to get the 'ps' command for nextflow compatibility
+# cleanup apt garbage
+RUN apt-get update && apt-get install -y --no-install-recommends \
+ procps && \
+ apt-get autoclean && rm -rf /var/lib/apt/lists/*
+
+# install python, pip, biopython, isPcr version 33 into base micromamba env
+# cleanup conda garbage
+RUN micromamba install -n base -c conda-forge -c bioconda -c defaults \
+ 'python>=3.7' \
+ pip \
+ biopython \
+ any2fasta=${ANY2FASTA_VER} \
+ mlst=${MLST_VER} \
+ ngmaster=${NGMASTER_VER} && \
+ micromamba clean -a -y
+
+# so that mamba/conda env is active when running below commands
+ENV ENV_NAME="base"
+ARG MAMBA_DOCKERFILE_ACTIVATE=1
+
+# hardcode conda env into the PATH; set locale settings
+ENV PATH="/opt/conda/bin:${PATH}" \
+ LC_ALL=C.UTF-8
+
+# set final & default working dir to /data
+WORKDIR /data
+
+# test layer
+FROM app AS test
+
+# so that mamba/conda env is active when running below commands
+ENV ENV_NAME="base"
+ARG MAMBA_DOCKERFILE_ACTIVATE=1
+
+# show help and version outputs; run the program's internal tests
+RUN ngmaster --help && echo && \
+ ngmaster --version && mlst --version && echo && \
+ ngmaster --test
+
+# getting unzip for unziping archive downloaded from NCBI
+RUN apt-get update && apt-get install unzip curl ca-certificates -y --no-install-recommends
+
+# so that testing outputs are in /test
+WORKDIR /test
+
+# test with an actual assembly downloaded from RefSeq
+# more info on this genome here: https://www.ncbi.nlm.nih.gov/labs/data-hub/genome/GCF_013030075.1/
+RUN curl -OJX GET "https://api.ncbi.nlm.nih.gov/datasets/v2alpha/genome/accession/GCF_013030075.1/download?include_annotation_type=GENOME_FASTA,GENOME_GFF,RNA_FASTA,CDS_FASTA,PROT_FASTA,SEQUENCE_REPORT&filename=GCF_013030075.1.zip" \
+ -H "Accept: application/zip" && \
+ unzip GCF_013030075.1.zip && \
+ ngmaster /test/ncbi_dataset/data/GCF_013030075.1/GCF_013030075.1_ASM1303007v1_genomic.fna > ngmaster.out.tsv && \
+ cat /test/ngmaster.out.tsv
diff --git a/build-files/ngmaster/1.1.1/README.md b/build-files/ngmaster/1.1.1/README.md
new file mode 100644
index 000000000..5b16a4905
--- /dev/null
+++ b/build-files/ngmaster/1.1.1/README.md
@@ -0,0 +1,24 @@
+# ngmaster 1.1.1 container
+
+Main tool : [ngmaster](https://github.com/MDU-PHL/ngmaster)
+
+In silico multi-antigen sequence typing for Neisseria gonorrhoeae (NG-MAST).
+
+Additional tools:
+
+- any2fasta 0.8.1
+- mlst 2.23.0
+- python >= 3.9.0
+- biopython 1.86
+- perl 5.32.1
+- bioperl 1.7.9
+
+## Example Usage
+
+```bash
+# test ngmaster with the test FASTA file included with ngmaster code
+$ ngmaster /opt/conda/lib/python3.9/site-packages/ngmaster/test/test.fa
+FILE SCHEME NG-MAST/NG-STAR porB_NG-MAST tbpB penA mtrR porB_NG-STAR ponA gyrA parC 23S
+/opt/conda/lib/python3.9/site-packages/ngmaster/test/test.fa ngmaSTar 4186/231 2569 241 23 42 100 100 10 2100
+```
+