diff --git a/.clippy.toml b/.clippy.toml
index ee470c2..b3fd5ee 100644
--- a/.clippy.toml
+++ b/.clippy.toml
@@ -3,3 +3,4 @@ allow-expect-in-tests = true
 single-char-binding-names-threshold = 2
 upper-case-acronyms-aggressive = true
 allow-indexing-slicing-in-tests = true
+check-incompatible-msrv-in-tests = true
diff --git a/.forgejo/workflows/publish.yaml b/.forgejo/workflows/publish.yaml
index 8a2a961..083f85f 100644
--- a/.forgejo/workflows/publish.yaml
+++ b/.forgejo/workflows/publish.yaml
@@ -9,10 +9,21 @@ on:
         type: boolean
         required: false
         default: true
+      linux:
+        description: 'Build Linux binaries'
+        type: boolean
+        required: false
+        default: true
+      windows:
+        description: 'Build Windows binary'
+        type: boolean
+        required: false
+        default: true
 
 jobs:
   publish:
     runs-on: docker
+    if: ${{ inputs.linux }}
     timeout-minutes: 20
     container:
       image: rust:slim
@@ -31,10 +42,18 @@ jobs:
           rustup component add --toolchain nightly rustfmt clippy
           rustup target add x86_64-unknown-linux-gnu
           rustup target add x86_64-unknown-linux-musl
-          rustup target add x86_64-pc-windows-msvc
 
       - name: Setup additional tooling
-        run: .forgejo/workflows/setup-tools.sh
+        run: |
+          curl -L https://github.com/cargo-bins/cargo-binstall/releases/latest/download/cargo-binstall-x86_64-unknown-linux-musl.tgz | tar zxf - -C /usr/local/bin
+          cargo binstall --no-confirm \
+            cargo-audit@0.22.1 \
+            cargo-deny@0.19.8 \
+            cargo-llvm-cov@0.6.21 \
+            cargo-msrv@0.19.3 \
+            just@1.51.0 \
+            taplo-cli@0.10.0 \
+            typos-cli@1.47.2
 
       - name: Setup CI user
         run: |
@@ -50,9 +69,6 @@ jobs:
       - name: Build x64 Linux musl release binary
         run: just release-build-musl
 
-      - name: Build x64 Windows MSVC release binary
-        run: just release-build-msvc
-
       - name: Calculate SHA-256 hashes
         run: just shasum
 
@@ -78,6 +94,48 @@ jobs:
             --user jutty:${{ secrets.GJD_REGISTRY_TOKEN }} \
             --upload-file target/x86_64-unknown-linux-gnu/release/en $url
 
+  publish-windows:
+    runs-on: docker
+    if: ${{ inputs.windows }}
+    timeout-minutes: 20
+    container:
+      image: messense/cargo-xwin
+    steps:
+      - name: Install action dependencies
+        run: apt-get install --no-install-recommends --update -y nodejs curl git
+
+      - name: Checkout code
+        uses: actions/checkout@v6
+        with:
+          fetch-tags: true
+
+      - name: Setup Rust toolchain
+        run: |
+          target="x86_64-pc-windows-msvc"
+          version=$(cat Cargo.toml | grep '^rust-version' | cut -d \" -f 2)
+          rustup toolchain install --force-non-host "$version-$target"
+          rustup default "$version-$target"
+
+      - name: Setup additional tooling
+        run: |
+          curl -L https://github.com/cargo-bins/cargo-binstall/releases/latest/download/cargo-binstall-x86_64-unknown-linux-musl.tgz | tar zxf - -C /usr/local/bin
+          cargo binstall --no-confirm \
+            just@1.51.0
+
+      - name: Setup CI user
+        run: |
+          useradd -m ci && chown -R ci:ci .
+          git config --global --add safe.directory "$PWD"
+
+      - name: Run Windows tests
+        run: just ci test-windows
+
+      - name: Build x64 Windows MSVC release binary
+        run: just release-build-msvc
+
+      - name: Calculate SHA-256 hashes
+        run: just shasum
+
       - name: Publish x64 Windows MSVC binary to git.jutty.dev registry
         if: ${{ inputs.upload }}
         run: |
diff --git a/.forgejo/workflows/setup-tools.sh b/.forgejo/workflows/setup-tools.sh
deleted file mode 100755
index 55f0707..0000000
--- a/.forgejo/workflows/setup-tools.sh
+++ /dev/null
@@ -1,81 +0,0 @@
-#!/usr/bin/env sh
-
-set -eu
-
-JUST_VERSION="1.51.0"
-JUST_SHA256SUM="c8f085ca3e885723c341d06243fc291b5abfdc8bbe3b2c076b117de490387b59"
-CARGO_LLVM_COV_VERSION="0.6.21"
-CARGO_LLVM_COV_SHA256SUM="57f491aedf7cdb261538ceb49cbb1ee9d27df7ca205a5e1a009caaf5cb911afb"
-CARGO_AUDIT_VERSION="0.22.1"
-CARGO_AUDIT_TAG="cargo-audit%2Fv$CARGO_AUDIT_VERSION"
-CARGO_AUDIT_SHA256SUM="1890badd5f15831a9af4b074399fcd21e6f7c0fe42c84e9254cdffc9f813765c"
-TAPLO_VERSION="0.10.0"
-TAPLO_SHA256SUM="8fe196b894ccf9072f98d4e1013a180306e17d244830b03986ee5e8eabeb6156"
-TYPOS_VERSION="1.47.2"
-TYPOS_SHA256SUM="7aef58932fc123b4cf4b40d86468e89a3297d80169051d7cfd13a235e05fc426"
-CARGO_DENY_VERSION="0.19.8"
-CARGO_DENY_SHA256SUM="70e769ae3872e34d45132b17040859175e11401dc12dddb0303e0b8c7d088f3f"
-CARGO_XWIN_VERSION="0.23.0"
-CARGO_XWIN_SHA256SUM="74a216f64f10ea81c909f02d6b1a84cd0fda8de4c87ee52fe63ba76ab2392b75"
-
-TRIPLE="x86_64-unknown-linux-gnu"
-TRIPLE_MUSL="x86_64-unknown-linux-musl"
-
-fetch() {
-    repo="$1"
-    tag="$2"
-    filename="$3"
-    digest="$4"
-    binary="$5"
-    renamed_binary="${6:-$binary}"
-
-    [ -d /tmp/tools ] || mkdir -p /tmp/tools
-
-    curl -fsSLO --output-dir /tmp \
-        -w '%{stderr}HTTP %{response_code} %{url}\n' \
-        "https://github.com/$repo/releases/download/$tag/$filename"
-
-    printf '%s  %s\n' "$digest" "/tmp/$filename" > /tmp/digest
-    sha256sum --check /tmp/digest
-
-    if printf '%s' "$filename" | grep -qE '\.tar\.|\.tgz$'; then
-        tar xf "/tmp/$filename" -C /tmp/tools
-    elif printf '%s' "$filename" | grep -q '\.gz$'; then
-        gunzip -c "/tmp/$filename" > "/tmp/tools/$binary"
-    else
-        echo "Fatal: can't determine how to unpack $filename"
-        exit 1
-    fi
-
-    find /tmp/tools -type f -name "$binary" \
-        -exec mv -v '{}' "/usr/local/bin/$renamed_binary" ';'
-    chmod +x "/usr/local/bin/$renamed_binary"
-}
-
-fetch casey/just "$JUST_VERSION" \
-    "just-$JUST_VERSION-$TRIPLE_MUSL.tar.gz" \
-    "$JUST_SHA256SUM" just
-
-fetch taiki-e/cargo-llvm-cov "v$CARGO_LLVM_COV_VERSION" \
-    "cargo-llvm-cov-$TRIPLE.tar.gz" \
-    "$CARGO_LLVM_COV_SHA256SUM" cargo-llvm-cov
-
-fetch rustsec/rustsec "$CARGO_AUDIT_TAG" \
-    "cargo-audit-$TRIPLE-v$CARGO_AUDIT_VERSION.tgz" \
-    "$CARGO_AUDIT_SHA256SUM" cargo-audit
-
-fetch tamasfe/taplo "$TAPLO_VERSION" \
-    "taplo-linux-x86_64.gz" \
-    "$TAPLO_SHA256SUM" taplo-linux-x86_64 taplo
-
-fetch crate-ci/typos "v$TYPOS_VERSION" \
-    "typos-v$TYPOS_VERSION-$TRIPLE_MUSL.tar.gz" \
-    "$TYPOS_SHA256SUM" typos
-
-fetch EmbarkStudios/cargo-deny "$CARGO_DENY_VERSION" \
-    cargo-deny-$CARGO_DENY_VERSION-$TRIPLE_MUSL.tar.gz \
-    "$CARGO_DENY_SHA256SUM" cargo-deny
-
-fetch rust-cross/cargo-xwin "v$CARGO_XWIN_VERSION" \
-    cargo-xwin-v$CARGO_XWIN_VERSION.$TRIPLE_MUSL.tar.gz \
-    "$CARGO_XWIN_SHA256SUM" cargo-xwin
diff --git a/.forgejo/workflows/verify.yaml b/.forgejo/workflows/verify.yaml
index 82244d8..b15fa2f 100644
--- a/.forgejo/workflows/verify.yaml
+++ b/.forgejo/workflows/verify.yaml
@@ -40,7 +40,7 @@ jobs:
           useradd -m ci && chown -R ci:ci .
           git config --global --add safe.directory "$PWD"
 
-      - name: Text matching checks
+      - name: Text matches
         run: just ci todos-assess version-assess spell
       - name: Schema lint
         run: just ci schema-lint
@@ -50,10 +50,12 @@ jobs:
         run: just ci format-assess
       - name: Lint
         run: just ci lint-assess
+      - name: MSRV
+        run: just ci msrv-assess
       - name: Cargo check
         run: just ci check
       - name: Test
         run: just ci test
-      - name: Assess test coverage
+      - name: Coverage
         run: just ci cover-assess
 
diff --git a/.justfile b/.justfile
index 6353791..a790e94 100644
--- a/.justfile
+++ b/.justfile
@@ -72,6 +72,17 @@ assess-run-watch-quick:
 
 alias rq := assess-run-watch-quick
 
+# Determine the Minimum Supported Rust Version
+[group: 'develop']
+msrv-find:
+    @{{ make_msrv("find", musl_target) }}
+    @{{ make_msrv("find", glibc_target) }}
+    @{{ make_msrv("find", msvc_target) }}
+
+make_msrv(command, target) := f"printf '{{ target }}: '; " + \
+    f"cargo msrv {{ command }} --target {{ target }} --output-format minimal " \
+    + f"-- {{ maybe_xwin(target) }} build --ignore-rust-version"
+
 [private]
 test-cover-quick:
     {{ cover_cmd }} --no-report -- --test 'serial_tests::' --test-threads 1
@@ -321,6 +332,8 @@ test-windows pattern="":
     -{{ xwin_test(pattern) }} --timings --doc
     -{{ xwin_test(pattern) }} --timings --lib -- --skip 'serial_tests::'
 
+xwin_test(pattern) := f"cargo-xwin test {{ pattern }} --target {{ msvc_target }}"
+
 # Run tests with unfiltered output
 [group: 'assess']
 test-output pattern="":
@@ -361,7 +374,7 @@ verify:
     fi
     {{ just_cmd }} \
         todos-assess version-assess spell schema-lint deny \
-        format-assess lint-assess check \
+        format-assess lint-assess msrv-assess check \
         test "" cover-assess
 
 alias v := verify
@@ -387,6 +400,15 @@ version-assess remote="false": update
 
 alias va := version-assess
 
+# Assess if the current Minimum Supported Rust Version is accurate
+[group: 'assess']
+msrv-assess:
+    {{ make_msrv("verify", musl_target) }}
+    {{ make_msrv("verify", glibc_target) }}
+    if rustup toolchain list | grep -q {{ msvc_target }}; then \
+        {{ make_msrv("verify", msvc_target) }} \
+    fi
+
 # Find TODOs
 [group: 'assess']
 todos-assess:
@@ -448,6 +470,9 @@ release-build target=default_target:
         --timings --target {{ target }} --locked --release
     du -h target/{{ target }}/release/{{ with_suffix("en", target) }}
 
+maybe_xwin(target) := if target == msvc_target { "cargo-xwin" } else { "cargo" }
+with_suffix(file, target) := if target == msvc_target { f"{{ file }}.exe" } else { file }
+
 alias rb := release-build
 
 # glibc release build
@@ -501,7 +526,7 @@ msvc_target := "x86_64-pc-windows-msvc"
 default_target := musl_target
 
 debug_vars := 'DEBUG=${DEBUG:-} DEBUG_FILTER=${DEBUG_FILTER:-} RUST_BACKTRACE=${RUST_BACKTRACE:-} RUSTFLAGS=${RUSTFLAGS:-}'
-just_cmd := 'just --timestamp --explain --command-color green'
+just_cmd := 'just --timestamp --command-color green'
 just_cmd_no_ts := 'just --explain --command-color green'
 watch_cmd := "watchexec -qc -r -e rs,toml,html,css --color always -- "
 cover_cmd := 'cargo llvm-cov --color always --ignore-filename-regex "main\.rs|log\.rs"'
@@ -513,11 +538,6 @@ lockfile_version := ```
         | grep version | cut -d '"' -f 2
     ```
 
-## FUNCTIONS
-with_suffix(file, target) := if target == msvc_target { f"{{ file }}.exe" } else { file }
-maybe_xwin(target) := if target == msvc_target { "cargo-xwin" } else { "cargo" }
-xwin_test(pattern) := f"cargo-xwin test {{ pattern }} --target {{ msvc_target }}"
-
 ## OPTIONS
 set unstable
 set lazy
diff --git a/Cargo.toml b/Cargo.toml
index 833205b..a99994e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,7 +9,7 @@ homepage = "https://en.jutty.dev"
 documentation = "https://en.jutty.dev/node/Documentation"
 
 edition = "2024"
-rust-version= "1.94.0"
+rust-version= "1.91.1"
 
 [features]
 serial-tests = []
@@ -96,7 +96,6 @@ float_cmp_const = "warn"
 fn_to_numeric_cast_any = "warn"
 format_collect = "warn"
 format_push_string = "warn"
-from_iter_instead_of_collect = "warn"
 get_unwrap = "warn"
 if_not_else = "warn"
 if_then_some_else_none = "warn"
@@ -105,6 +104,7 @@ ignored_unit_patterns = "warn"
 implicit_clone = "warn"
 implicit_hasher = "warn"
 imprecise_flops = "warn"
+incompatible_msrv = "warn"
 inconsistent_struct_constructor = "warn"
 index_refutable_slice = "warn"
 indexing_slicing = "warn"