0xMiden · sergerad · May 11, 2026 · May 11, 2026 · May 11, 2026 · May 11, 2026
diff --git a/.github/workflows/build-docker.yml b/.github/workflows/build-docker.yml
@@ -22,6 +22,9 @@ jobs:
           - component: validator
             bin: miden-validator
             port: 50101
+          - component: ntx-builder
+            bin: miden-ntx-builder
+            port: 50301
     name: Build ${{ matrix.component }}
     steps:
       - name: Set up Docker Buildx

diff --git a/.github/workflows/publish-debian-all.yml b/.github/workflows/publish-debian-all.yml
@@ -18,13 +18,26 @@ permissions:
   contents: read
 
 jobs:
-  publish-node:
-    name: Publish Node ${{ matrix.arch }} Debian
+  publish:
+    name: Publish ${{ matrix.component.name }} ${{ matrix.arch }} Debian
     permissions:
       contents: write
     strategy:
       matrix:
         arch: [amd64, arm64]
+        component:
+          - name: node
+            extra_deps: true
+          - name: prover
+            crate_dir: remote-prover
+            crate: miden-remote-prover
+            extra_deps: false
+          - name: validator
+            extra_deps: true
+          - name: ntx-builder
+            extra_deps: true
+          - name: network-monitor
+            extra_deps: false
     runs-on:
       labels: ${{ matrix.arch == 'arm64' && 'ubuntu-24.04-arm' || 'ubuntu-24.04' }}
     steps:
@@ -33,95 +46,17 @@ jobs:
         with:
           fetch-depth: 0
           persist-credentials: false
-      - uses: ./.github/actions/install-rocksdb
-      - uses: ./.github/actions/install-protobuf-compiler
-      - name: Build and Publish Node
+      - if: ${{ matrix.component.extra_deps }}
+        uses: ./.github/actions/install-rocksdb
+      - if: ${{ matrix.component.extra_deps }}
+        uses: ./.github/actions/install-protobuf-compiler
+      - name: Build and Publish ${{ matrix.component.name }}
         uses: ./.github/actions/debian
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           gitref: ${{ env.version }}
-          crate_dir: node
-          package: miden-node
-          packaging_dir: node
-          crate: miden-node
-          arch: ${{ matrix.arch }}
-
-  publish-prover:
-    name: Publish Prover ${{ matrix.arch }} Debian
-    permissions:
-      contents: write
-    strategy:
-      matrix:
-        arch: [amd64, arm64]
-    runs-on:
-      labels: ${{ matrix.arch == 'arm64' && 'ubuntu-24.04-arm' || 'ubuntu-24.04' }}
-    steps:
-      - name: Checkout repo
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
-        with:
-          fetch-depth: 0
-          persist-credentials: false
-      - name: Build and Publish Prover
-        uses: ./.github/actions/debian
-        with:
-          github_token: ${{ secrets.GITHUB_TOKEN }}
-          gitref: ${{ env.version }}
-          crate_dir: remote-prover
-          package: miden-prover
-          packaging_dir: prover
-          crate: miden-remote-prover
-          arch: ${{ matrix.arch }}
-
-  publish-validator:
-    name: Publish Validator ${{ matrix.arch }} Debian
-    permissions:
-      contents: write
-    strategy:
-      matrix:
-        arch: [amd64, arm64]
-    runs-on:
-      labels: ${{ matrix.arch == 'arm64' && 'ubuntu-24.04-arm' || 'ubuntu-24.04' }}
-    steps:
-      - name: Checkout repo
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
-        with:
-          fetch-depth: 0
-          persist-credentials: false
-      - uses: ./.github/actions/install-rocksdb
-      - uses: ./.github/actions/install-protobuf-compiler
-      - name: Build and Publish Validator
-        uses: ./.github/actions/debian
-        with:
-          github_token: ${{ secrets.GITHUB_TOKEN }}
-          gitref: ${{ env.version }}
-          crate_dir: validator
-          package: miden-validator
-          packaging_dir: validator
-          crate: miden-validator
-          arch: ${{ matrix.arch }}
-
-  publish-network-monitor:
-    name: Publish Network Monitor ${{ matrix.arch }} Debian
-    permissions:
-      contents: write
-    strategy:
-      matrix:
-        arch: [amd64, arm64]
-    runs-on:
-      labels: ${{ matrix.arch == 'arm64' && 'ubuntu-24.04-arm' || 'ubuntu-24.04' }}
-    steps:
-      - name: Checkout repo
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
-        with:
-          fetch-depth: 0
-          persist-credentials: false
-      - name: Build and Publish Network Monitor
-        uses: ./.github/actions/debian
-        with:
-          github_token: ${{ secrets.GITHUB_TOKEN }}
-          gitref: ${{ env.version }}
-          crate_dir: network-monitor
-          package: miden-network-monitor
-          packaging_dir: network-monitor
-          crate: miden-network-monitor
+          crate_dir: ${{ matrix.component.crate_dir || matrix.component.name }}
+          package: miden-${{ matrix.component.name }}
+          packaging_dir: ${{ matrix.component.name }}
+          crate: ${{ matrix.component.crate || format('miden-{0}', matrix.component.name) }}
           arch: ${{ matrix.arch }}
diff --git a/.github/workflows/publish-debian.yml b/.github/workflows/publish-debian.yml
@@ -10,6 +10,7 @@ on:
         options:
           - network-monitor
           - node
+          - ntx-builder
           - prover
           - validator
       version:

diff --git a/.github/workflows/publish-docker.yml b/.github/workflows/publish-docker.yml
@@ -35,6 +35,9 @@ jobs:
           - component: validator
             bin: miden-validator
             port: 50101
+          - component: ntx-builder
+            bin: miden-ntx-builder
+            port: 50301
     name: Publish ${{ matrix.component }} ${{ inputs.version }}
     steps:
       - name: Checkout repo

diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -23,6 +23,7 @@
 - [BREAKING] `BlockRange.block_to` is now required for all RPC endpoints ([#2056](https://github.com/0xMiden/node/pull/2056)).
 - [BREAKING] Renamed `--url` CLI flags and `*_URL` env vars to `--listen` / `*_LISTEN` across all components.
 - [BREAKING] Removed `miden-node validator` subcommand and created a separate `miden-validator` binary ([#2053](https://github.com/0xMiden/node/pull/2053)).
+- [BREAKING] Removed `miden-node ntx-builder` subcommand and created a separate `miden-ntx-builder` binary ([#2067](https://github.com/0xMiden/node/pull/2067)).
 
 ## v0.14.10 (2026-05-29)
 

diff --git a/Cargo.lock b/Cargo.lock
diff --git a/Cargo.toml b/Cargo.toml
@@ -3,14 +3,14 @@ members = [
   "bin/genesis",
   "bin/network-monitor",
   "bin/node",
+  "bin/ntx-builder",
   "bin/remote-prover",
   "bin/stress-test",
   "bin/validator",
   "crates/block-producer",
   "crates/db",
   "crates/grpc-error-macro",
   "crates/large-smt-backend-rocksdb",
-  "crates/ntx-builder",
   "crates/proto",
   "crates/remote-prover-client",
   "crates/rocksdb-cxx-linkage-fix",
@@ -47,7 +47,6 @@ miden-large-smt-backend-rocksdb = { path = "crates/large-smt-backend-rocksdb", v
 miden-node-block-producer       = { path = "crates/block-producer", version = "0.15" }
 miden-node-db                   = { path = "crates/db", version = "0.15" }
 miden-node-grpc-error-macro     = { path = "crates/grpc-error-macro", version = "0.15" }
-miden-node-ntx-builder          = { path = "crates/ntx-builder", version = "0.15" }
 miden-node-proto                = { path = "crates/proto", version = "0.15" }
 miden-node-proto-build          = { path = "proto", version = "0.15" }
 miden-node-rpc                  = { path = "crates/rpc", version = "0.15" }

diff --git a/Makefile b/Makefile
@@ -151,7 +151,7 @@ compose-logs: ## Follows logs for all components via docker compose
 	docker compose $(COMPOSE_FILES) logs -f
 
 .PHONY: docker-build
-docker-build: docker-build-node docker-build-validator ## Builds all Docker images
+docker-build: docker-build-node docker-build-validator docker-build-ntx-builder docker-build-monitor ## Builds all Docker images
 
 .PHONY: docker-build-node
 docker-build-node: ## Builds the Miden node using Docker
@@ -177,11 +177,29 @@ docker-build-validator: ## Builds the Miden validator using Docker
                  --build-arg PORT=50101 \
                  -t miden-validator .
 
+.PHONY: docker-build-ntx-builder
+docker-build-ntx-builder: ## Builds the Miden network transaction builder using Docker
+	@CREATED=$$(date) && \
+	VERSION=$$(cat bin/ntx-builder/Cargo.toml | grep -m 1 '^version' | cut -d '"' -f 2) && \
+	COMMIT=$$(git rev-parse HEAD) && \
+	docker build --build-arg CREATED="$$CREATED" \
+                 --build-arg VERSION="$$VERSION" \
+                 --build-arg COMMIT="$$COMMIT" \
+                 --build-arg BIN=miden-ntx-builder \
+                 --build-arg PORT=50301 \
+                 -t miden-ntx-builder .
+
 .PHONY: docker-build-monitor
 docker-build-monitor: ## Builds the network monitor using Docker
-	docker build \
-                 -f bin/network-monitor/Dockerfile \
-                 -t miden-network-monitor-image .
+	@CREATED=$$(date) && \
+	VERSION=$$(cat bin/network-monitor/Cargo.toml | grep -m 1 '^version' | cut -d '"' -f 2) && \
+	COMMIT=$$(git rev-parse HEAD) && \
+	docker build --build-arg CREATED="$$CREATED" \
+                 --build-arg VERSION="$$VERSION" \
+                 --build-arg COMMIT="$$COMMIT" \
+                 --build-arg BIN=miden-network-monitor \
+                 --build-arg PORT=3000 \
+                 -t miden-network-monitor .
 
 .PHONY: docker-run-node
 docker-run-node: ## Runs the Miden node as a Docker container

diff --git a/bin/network-monitor/Dockerfile b/bin/network-monitor/Dockerfile
diff --git a/bin/node/.env b/bin/node/.env
@@ -27,18 +27,3 @@ MIDEN_NODE_RPC_STORE_URL=
 MIDEN_NODE_RPC_BLOCK_PRODUCER_URL=
 MIDEN_NODE_RPC_VALIDATOR_URL=
 MIDEN_NODE_RPC_NTX_BUILDER_URL=
-
-# Validator
-MIDEN_NODE_VALIDATOR_LISTEN=
-MIDEN_NODE_VALIDATOR_GENESIS_CONFIG_FILE=
-MIDEN_NODE_VALIDATOR_KEY=
-MIDEN_NODE_VALIDATOR_KMS_KEY_ID=
-
-# NTX Builder
-MIDEN_NODE_NTX_BUILDER_LISTEN=
-MIDEN_NODE_NTX_BUILDER_STORE_URL=
-MIDEN_NODE_NTX_BUILDER_BLOCK_PRODUCER_URL=
-MIDEN_NODE_NTX_BUILDER_VALIDATOR_URL=
-MIDEN_NODE_NTX_BUILDER_NTX_PROVER_URL=
-MIDEN_NODE_NTX_BUILDER_SCRIPT_CACHE_SIZE=
-MIDEN_NODE_NTX_BUILDER_MAX_CYCLES=
diff --git a/bin/node/Cargo.toml b/bin/node/Cargo.toml
@@ -23,7 +23,6 @@ clap                      = { features = ["env", "string"], workspace = true }
 fs-err                    = { workspace = true }
 humantime                 = { workspace = true }
 miden-node-block-producer = { workspace = true }
-miden-node-ntx-builder    = { workspace = true }
 miden-node-rpc            = { workspace = true }
 miden-node-store          = { workspace = true }
 miden-node-utils          = { workspace = true }

diff --git a/bin/node/src/commands/mod.rs b/bin/node/src/commands/mod.rs
@@ -1,5 +1,4 @@
 pub mod block_producer;
-pub mod ntx_builder;
 pub mod rpc;
 pub mod store;