diff --git a/.circleci/config.yml b/.circleci/config.yml
deleted file mode 100644
index 1cee4c81..00000000
--- a/.circleci/config.yml
+++ /dev/null
@@ -1,84 +0,0 @@
-version: 2
-
-jobs:
-  test:
-    docker:
-      - image: node:18-alpine
-    working_directory: ~/project/legacy
-    steps:
-      - checkout
-      - restore_cache:
-          keys:
-            - npm-deps-{{ checksum "./package.json" }}-{{ checksum "./bids-validator/package.json" }}-{{ checksum "./bids-validator-web/package.json" }}-v1
-      - run: apk --no-cache add git
-      - run: npm install -g npm@^7
-      - run: npm install
-      - run:
-          name: Eslint
-          command: npm run lint
-      - run:
-          name: Get bids-examples data
-          command: git submodule update --init
-      - run:
-          # must include separating --, see https://stackoverflow.com/a/14404223/5201771
-          name: Jest tests
-          command: npm run coverage -- --maxWorkers=2 --testTimeout=10000
-      - run:
-          name: Upload to codecov
-          command: npm run codecov
-      - run:
-          name: Smoke tests
-          command: |
-            bids-validator/bin/bids-validator bids-validator/tests/data/valid_headers/ --ignoreNiftiHeaders
-            bids-validator/bin/bids-validator bids-validator/tests/data/valid_headers/ --ignoreNiftiHeaders --json
-  test_docker:
-    environment:
-      IMAGE_NAME: bids/validator
-    machine:
-      # Ubuntu 20.04, Docker v20.10.11, Docker Compose v1.29.2
-      # see: https://circleci.com/docs/2.0/configuration-reference/#available-machine-images
-      image: ubuntu-2004:202111-02
-    working_directory: ~/project/legacy
-    steps:
-      - checkout
-      - run: docker build -t $IMAGE_NAME:latest .
-      - run:
-          name: Smoke tests
-          command: |
-            docker run --rm -it -v $PWD/bids-validator/tests/data/valid_headers:/data bids/validator:latest /data --ignoreNiftiHeaders
-            docker run --rm -it -v $PWD/bids-validator/tests/data/valid_headers:/data bids/validator:latest /data --ignoreNiftiHeaders --json
-      - run:
-          name: Archive Docker image
-          command: docker save -o image.tar $IMAGE_NAME
-      - persist_to_workspace:
-          root: .
-          paths:
-            - ./image.tar
-  githubPagesTest:
-    docker:
-      - image: node:18-alpine
-    working_directory: ~/project/legacy
-    steps:
-      - run: npm install --global npm
-      - run: apk --no-cache add ca-certificates git openssh-client rsync
-      - checkout
-      - restore_cache:
-          keys:
-            - npm-deps-{{ checksum "./package.json" }}-{{ checksum "./bids-validator/package.json" }}-{{ checksum "./bids-validator-web/package.json" }}-v1
-      - run:
-          name: Install bids-validator and bids-validator-web dependencies
-          command: npm install
-      - run:
-          name: Build and export web-validator
-          command: npm run web-export && rsync -av ./bids-validator-web/out/ ~/web_version
-      - save_cache:
-          key: npm-deps-{{ checksum "./package.json" }}-{{ checksum "./bids-validator/package.json" }}-{{ checksum "./bids-validator-web/package.json" }}-v1
-          paths:
-            - ./node_modules
-            - ./.next/cache
-      - store_artifacts:
-          path: ~/web_version
-workflows:
-  version: 2
-  build-deploy:
-    jobs: []
diff --git a/.github/workflows/docker-build-push.yml b/.github/workflows/docker-build-push.yml
deleted file mode 100644
index 5edf171b..00000000
--- a/.github/workflows/docker-build-push.yml
+++ /dev/null
@@ -1,38 +0,0 @@
-name: Build & publish containers
-
-on:
-  pull_request:
-    branches: [master]
-  push:
-    tags:
-      - 'v[0-9]+.[0-9]+.[0-9]+'
-
-jobs:
-  push_docker_to_registry:
-    name: Push Docker image to Docker Hub
-    runs-on: ubuntu-latest
-    steps:
-      - name: Check out the repo
-        uses: actions/checkout@v4
-
-      - name: Log in to Docker Hub
-        uses: docker/login-action@v3
-        with:
-          username: ${{ secrets.DOCKER_USERNAME }}
-          password: ${{ secrets.DOCKER_PASSWORD }}
-
-      - name: Extract metadata (tags, labels) for Docker
-        id: meta
-        uses: docker/metadata-action@v5
-        with:
-          images: bids/validator
-
-      - name: Build and push Docker image
-        uses: docker/build-push-action@v6
-        with:
-          context: .
-          push: false
-          target: base
-          tags: ${{ steps.meta.outputs.tags }}
-          labels: ${{ steps.meta.outputs.labels }}
-          outputs: type=cacheonly
diff --git a/.github/workflows/node_tests.yml b/.github/workflows/node_tests.yml
deleted file mode 100644
index 78dd4010..00000000
--- a/.github/workflows/node_tests.yml
+++ /dev/null
@@ -1,60 +0,0 @@
-name: Node Tests
-
-on:
-  push:
-    branches: [master]
-  pull_request:
-    branches: [master]
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
-jobs:
-  build:
-    strategy:
-      fail-fast: false
-      matrix:
-        platform: [ubuntu-latest, macos-latest, windows-latest]
-        node: [18]
-
-    runs-on: ${{ matrix.platform }}
-
-    steps:
-      - name: Set git to use LF
-        run: |
-          git config --global core.autocrlf false
-          git config --global core.eol lf
-      - uses: actions/checkout@v4
-      - uses: actions/setup-node@v4
-        with:
-          node-version: '18'
-          cache: 'npm'
-      - name: Set git name/email
-        run: |
-          git config --global user.email "bids.maintenance@gmail.com"
-          git config --global user.name "bids-maintenance"
-      - name: Set up Node
-        working-directory: ./legacy
-        run: |
-          npm install -g npm@^7
-          npm install
-      - name: Eslint
-        working-directory: ./legacy
-        run: npm run lint
-      - name: Get bids-examples data
-        working-directory: ./legacy
-        run: git submodule update --init
-      - name: Jest tests
-        working-directory: ./legacy
-        run: npm run coverage -- --maxWorkers=2 --testTimeout=10000 --colors
-      - name: Upload to codecov
-        working-directory: ./legacy
-        uses: codecov/codecov-action@v4
-        with:
-          token: ${{ secrets.CODECOV_TOKEN }}
-      - name: Smoke tests
-        working-directory: ./legacy
-        run: |
-          bids-validator/bin/bids-validator bids-validator/tests/data/valid_headers/ --ignoreNiftiHeaders
-          bids-validator/bin/bids-validator bids-validator/tests/data/valid_headers/ --ignoreNiftiHeaders --json
diff --git a/.github/workflows/test-bids-examples.yml b/.github/workflows/test-bids-examples.yml
deleted file mode 100644
index eb3d1cfb..00000000
--- a/.github/workflows/test-bids-examples.yml
+++ /dev/null
@@ -1,77 +0,0 @@
-name: test-bids-examples
-
-on:
-  push:
-    branches: ['*']
-  pull_request:
-    branches: ['*']
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
-jobs:
-  build:
-    strategy:
-      fail-fast: false
-      matrix:
-        platform: [ubuntu-latest]
-        bids-examples-branch: [master]
-
-    runs-on: ${{ matrix.platform }}
-
-    env:
-      TZ: Europe/Berlin
-      FORCE_COLOR: 1
-
-    steps:
-      - name: Set up Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version: 18
-      - uses: actions/checkout@v4
-        with:
-          submodules: recursive
-
-      - name: Upgrade npm
-        run: npm install --global npm
-
-      - name: Install bids-validator
-        working-directory: ./legacy
-        run: |
-          npm install
-          npm link ./bids-validator
-          echo "./node_modules/.bin" >> $GITHUB_PATH
-
-      - name: Get bids-examples data
-        working-directory: ./legacy
-        run: |
-          git clone --depth 1 https://github.com/bids-standard/bids-examples
-
-      - name: Display versions and environment information
-        working-directory: ./legacy
-        run: |
-          echo $TZ
-          export PATH="../node_modules/.bin:$PATH"
-          date
-          echo "npm"; npm --version
-          echo "node"; node --version
-          echo "bids-validator"; bids-validator --version
-          which bids-validator
-          ls -a $(which bids-validator)
-
-      - name: Ignore examples not supported by legacy validator
-        working-directory: ./legacy
-        run: |
-          for DS in bids-examples/mrs_*; do
-            touch $DS/.SKIP_VALIDATION
-          done
-
-      - name: Validate all BIDS datasets using bids-validator
-        working-directory: ./legacy
-        run: |
-          export PATH="../node_modules/.bin:$PATH"
-          cat ./run_tests.sh
-          bash ./run_tests.sh
-        shell: bash
-        working-directory: /bids-examples
diff --git a/bids-validator/deno.json b/bids-validator/deno.json
index cac28390..e8e9f398 100644
--- a/bids-validator/deno.json
+++ b/bids-validator/deno.json
@@ -35,7 +35,7 @@
     "@hed/validator": "npm:hed-validator@3.15.5",
     "@ignore": "npm:ignore@5.3.2",
     "@libs/xml": "jsr:@libs/xml@5.4.13",
-    "@mango/nifti": "npm:nifti-reader-js@0.6.8",
+    "@mango/nifti": "npm:@bids/nifti-reader-js@0.6.9",
     "@std/assert": "jsr:@std/assert@1.0.2",
     "@std/fmt": "jsr:@std/fmt@1.0.0",
     "@std/fs": "jsr:@std/fs@1.0.1",
diff --git a/bids-validator/src/files/nifti.ts b/bids-validator/src/files/nifti.ts
index 41f49831..58a05895 100644
--- a/bids-validator/src/files/nifti.ts
+++ b/bids-validator/src/files/nifti.ts
@@ -27,22 +27,11 @@ async function extract(buffer: Uint8Array, nbytes: number): Promise<Uint8Array>
   return result
 }
 
-function readHeaderQuiet(buf: ArrayBuffer) {
-  const console_error = console.error
-  const console_log = console.log
-  console.error = (msg: string) => { logger.info(msg)}
-  console.log = (msg: string) => { logger.info(msg)}
-  const header = readHeader(buf)
-  console.error = console_error
-  console.log = console_log
-  return header
-}
-
 export async function loadHeader(file: BIDSFile): Promise<NiftiHeader> {
   try {
     const buf = await file.readBytes(1024)
     const data = isCompressed(buf.buffer) ? await extract(buf, 540) : buf
-    const header = readHeaderQuiet(data.buffer)
+    const header = readHeader(data.buffer)
     if (!header) {
       throw { key: 'NIFTI_HEADER_UNREADABLE' }
     }