diff --git a/.github/.cspell/project-dictionary.txt b/.github/.cspell/project-dictionary.txt
index 7381507f..ef197f69 100644
--- a/.github/.cspell/project-dictionary.txt
+++ b/.github/.cspell/project-dictionary.txt
@@ -23,6 +23,7 @@ elfv
 emcc
 EMSDK
 evbarm
+evbmips
 evbppc
 fexceptions
 ffreestanding
@@ -30,6 +31,7 @@ fmin
 fstrict
 funwind
 fvisibility
+gnusrc
 HWCAPS
 Icelake
 INLINES
@@ -115,12 +117,14 @@ rcrt
 rtti
 Scrt
 secureplt
+sharesrc
 sjlj
 softfp
 solarish
 stdarch
 stdlib
 strnlen
+syssrc
 SYSV
 TOOLDIR
 uclibcgnueabi
diff --git a/.github/workflows/base.yml b/.github/workflows/base.yml
index da02a571..12d21c2d 100644
--- a/.github/workflows/base.yml
+++ b/.github/workflows/base.yml
@@ -54,9 +54,12 @@ jobs:
 
           # NetBSD
           - target: aarch64-unknown-netbsd # tier3
+          - target: aarch64_be-unknown-netbsd # tier3
           - target: armv6-unknown-netbsd-eabihf # tier3
           - target: armv7-unknown-netbsd-eabihf # tier3
+          - target: i586-unknown-netbsd # tier3
           - target: i686-unknown-netbsd # tier3
+          - target: mipsel-unknown-netbsd # tier3
           - target: powerpc-unknown-netbsd # tier3
           - target: sparc64-unknown-netbsd # tier3
           - target: x86_64-unknown-netbsd
diff --git a/README.md b/README.md
index d201c6db..3cec533a 100644
--- a/README.md
+++ b/README.md
@@ -186,13 +186,16 @@ See also [setup-cross-toolchain-action](https://github.com/taiki-e/setup-cross-t
 
 | target | version |
 | ------ | ------- |
-| `aarch64-unknown-netbsd` (tier3) | 9.3 |
-| `armv6-unknown-netbsd-eabihf` (tier3) | 8.2 (default), 9.3 |
-| `armv7-unknown-netbsd-eabihf` (tier3) | 8.2 (default), 9.3 |
-| `i686-unknown-netbsd` (tier3) | 8.2 (default), 9.3 |
-| `powerpc-unknown-netbsd` (tier3) | 8.2 (default), 9.3 |
-| `sparc64-unknown-netbsd` (tier3) | 8.2 (default), 9.3 |
-| `x86_64-unknown-netbsd` | 8.2 (default), 9.3 |
+| `aarch64-unknown-netbsd` (tier3) | 9.3 (default), 10.0 |
+| `aarch64_be-unknown-netbsd` (tier3) | 10.0 |
+| `armv6-unknown-netbsd-eabihf` (tier3) | 8.2 (default), 9.3, 10.0 |
+| `armv7-unknown-netbsd-eabihf` (tier3) | 8.2 (default), 9.3, 10.0 |
+| `i586-unknown-netbsd` (tier3) | 8.2 (default), 9.3, 10.0 |
+| `i686-unknown-netbsd` (tier3) | 8.2 (default), 9.3, 10.0 |
+| `mipsel-unknown-netbsd` (tier3) | 8.2 (default), 9.3, 10.0 |
+| `powerpc-unknown-netbsd` (tier3) | 8.2 (default), 9.3, 10.0 |
+| `sparc64-unknown-netbsd` (tier3) | 8.2 (default), 9.3, 10.0 |
+| `x86_64-unknown-netbsd` | 8.2 (default), 9.3, 10.0 |
 
 ### OpenBSD
 
diff --git a/docker/base/build-docker.sh b/docker/base/build-docker.sh
index 42c375ed..daf0a6f7 100755
--- a/docker/base/build-docker.sh
+++ b/docker/base/build-docker.sh
@@ -118,14 +118,19 @@ case "${target}" in
             netbsd_versions=("${NETBSD_VERSION}")
         else
             # NB: When updating this, the reminder to update tools/build-docker.sh.
-            netbsd_versions=("8.2" "9.3")
+            netbsd_versions=("9.3" "10.0")
         fi
         for netbsd_version in "${netbsd_versions[@]}"; do
             case "${target}" in
                 aarch64-*)
-                    if [[ "${netbsd_version}" == "8"* ]]; then
-                        continue
-                    fi
+                    case "${netbsd_version}" in
+                        8.*) continue ;;
+                    esac
+                    ;;
+                aarch64_be-*)
+                    case "${netbsd_version}" in
+                        [8-9].*) continue ;;
+                    esac
                     ;;
             esac
             build "netbsd" "${target}" "${netbsd_version%%.*}" \
diff --git a/docker/base/netbsd.Dockerfile b/docker/base/netbsd.Dockerfile
index ef6d7a18..116b5249 100644
--- a/docker/base/netbsd.Dockerfile
+++ b/docker/base/netbsd.Dockerfile
@@ -19,10 +19,16 @@ SHELL ["/bin/bash", "-eEuxo", "pipefail", "-c"]
 ARG NETBSD_VERSION
 RUN mkdir -p /build-src
 WORKDIR /build-src
-RUN curl --proto '=https' --tlsv1.2 -fsSL --retry 10 --retry-connrefused "https://ftp.netbsd.org/pub/NetBSD/NetBSD-${NETBSD_VERSION}/source/sets/src.tgz" | tar xzf -
-RUN curl --proto '=https' --tlsv1.2 -fsSL --retry 10 --retry-connrefused "https://ftp.netbsd.org/pub/NetBSD/NetBSD-${NETBSD_VERSION}/source/sets/gnusrc.tgz" | tar xzf -
-RUN curl --proto '=https' --tlsv1.2 -fsSL --retry 10 --retry-connrefused "https://ftp.netbsd.org/pub/NetBSD/NetBSD-${NETBSD_VERSION}/source/sets/sharesrc.tgz" | tar xzf -
-RUN curl --proto '=https' --tlsv1.2 -fsSL --retry 10 --retry-connrefused "https://ftp.netbsd.org/pub/NetBSD/NetBSD-${NETBSD_VERSION}/source/sets/syssrc.tgz" | tar xzf -
+RUN <<EOF
+case "${NETBSD_VERSION}" in
+    [1-8].*) base_url=https://archive.netbsd.org/pub/NetBSD-archive ;;
+    *) base_url=https://ftp.netbsd.org/pub/NetBSD ;;
+esac
+curl --proto '=https' --tlsv1.2 -fsSL --retry 10 --retry-connrefused "${base_url}/NetBSD-${NETBSD_VERSION}/source/sets/src.tgz" | tar xzf -
+curl --proto '=https' --tlsv1.2 -fsSL --retry 10 --retry-connrefused "${base_url}/NetBSD-${NETBSD_VERSION}/source/sets/gnusrc.tgz" | tar xzf -
+curl --proto '=https' --tlsv1.2 -fsSL --retry 10 --retry-connrefused "${base_url}/NetBSD-${NETBSD_VERSION}/source/sets/sharesrc.tgz" | tar xzf -
+curl --proto '=https' --tlsv1.2 -fsSL --retry 10 --retry-connrefused "${base_url}/NetBSD-${NETBSD_VERSION}/source/sets/syssrc.tgz" | tar xzf -
+EOF
 WORKDIR /
 
 FROM ghcr.io/taiki-e/downloader as sysroot
@@ -39,6 +45,7 @@ case "${RUST_TARGET}" in
     armv6-*) netbsd_arch=evbarm-earmv6hf ;;
     armv7-*) netbsd_arch=evbarm-earmv7hf ;;
     i?86-*) netbsd_arch=i386 ;;
+    mipsel-*) netbsd_arch=evbmips-mipsel ;;
     powerpc-*) netbsd_arch=evbppc ;;
     riscv32*) netbsd_arch=riscv-riscv32 ;;
     riscv64*) netbsd_arch=riscv-riscv64 ;;
@@ -47,19 +54,31 @@ case "${RUST_TARGET}" in
     x86_64*) netbsd_arch=amd64 ;;
     *) echo >&2 "unrecognized target '${RUST_TARGET}'" && exit 1 ;;
 esac
-ext=.tgz
-cmd=xzf
+ext=tar.xz
 case "${RUST_TARGET}" in
     sparc64-* | x86_64*)
-        if [[ "${NETBSD_VERSION}" != "8"* ]]; then
-            ext=.tar.xz
-            cmd=xJf
-        fi
+        case "${NETBSD_VERSION}" in
+            [1-8].*) ext=tgz ;;
+        esac
         ;;
+    aarch64-* | aarch64_be-*)
+        case "${NETBSD_VERSION}" in
+            [1-9].*) ext=tgz ;;
+        esac
+        ;;
+    *) ext=tgz ;;
+esac
+case "${ext}" in
+    tar.xz) cmd=xJf ;;
+    *) cmd=xzf ;;
+esac
+case "${NETBSD_VERSION}" in
+    [1-8].*) base_url=https://archive.netbsd.org/pub/NetBSD-archive ;;
+    *) base_url=https://ftp.netbsd.org/pub/NetBSD ;;
 esac
-curl --proto '=https' --tlsv1.2 -fsSL --retry 10 --retry-connrefused "https://ftp.netbsd.org/pub/NetBSD/NetBSD-${NETBSD_VERSION}/${netbsd_arch}/binary/sets/base${ext}" \
+curl --proto '=https' --tlsv1.2 -fsSL --retry 10 --retry-connrefused "${base_url}/NetBSD-${NETBSD_VERSION}/${netbsd_arch}/binary/sets/base.${ext}" \
     | tar "${cmd}" - -C /sysroot ./lib ./usr/include ./usr/lib
-curl --proto '=https' --tlsv1.2 -fsSL --retry 10 --retry-connrefused "https://ftp.netbsd.org/pub/NetBSD/NetBSD-${NETBSD_VERSION}/${netbsd_arch}/binary/sets/comp${ext}" \
+curl --proto '=https' --tlsv1.2 -fsSL --retry 10 --retry-connrefused "${base_url}/NetBSD-${NETBSD_VERSION}/${netbsd_arch}/binary/sets/comp.${ext}" \
     | tar "${cmd}" - -C /sysroot ./usr/include ./usr/lib
 EOF
 
@@ -83,6 +102,7 @@ case "${RUST_TARGET}" in
     armv6-*) cc_target=armv6--netbsdelf-eabihf ;;
     armv7-*) cc_target=armv7--netbsdelf-eabihf ;;
     i?86-*) cc_target=i486--netbsdelf ;;
+    mipsel-*) cc_target=mipsel--netbsd ;;
     powerpc-*) cc_target=powerpc--netbsd ;;
     riscv32*) cc_target=riscv32--netbsd ;;
     riscv64*) cc_target=riscv64--netbsd ;;
@@ -109,6 +129,7 @@ case "${RUST_TARGET}" in
     armv6-*) args=(-m evbarm -a earmv6hf) ;;
     armv7-*) args=(-m evbarm -a earmv7hf) ;;
     i?86-*) args=(-m i386) ;;
+    mipsel-*) args=(-m evbmips -a mipsel) ;;
     powerpc-*) args=(-m evbppc) ;;
     riscv32*) args=(-m riscv -a riscv32) ;;
     riscv64*) args=(-m riscv -a riscv64) ;;
@@ -127,6 +148,7 @@ WORKDIR /
 RUN <<EOF
 case "${RUST_TARGET}" in
     armv7-*) common_flags=" -march=armv7-a -mthumb -mfpu=vfpv3-d16 -mfloat-abi=hard" ;;
+    mips-* | mipsel-*) common_flags=" -march=mips32r2" ;;
 esac
 cc_target=$(</CC_TARGET)
 cat >"${TOOLCHAIN_DIR}/bin/${RUST_TARGET}-gcc" <<EOF2
diff --git a/docker/netbsd.Dockerfile b/docker/netbsd.Dockerfile
index 3338e23d..4492664a 100644
--- a/docker/netbsd.Dockerfile
+++ b/docker/netbsd.Dockerfile
@@ -2,6 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0 OR MIT
 
 # Refs:
+# - https://doc.rust-lang.org/nightly/rustc/platform-support/netbsd.html
 # - https://github.com/rust-lang/rust/blob/1.66.0/src/ci/docker/host-x86_64/dist-x86_64-netbsd/build-netbsd-toolchain.sh
 
 # When using clang:
@@ -35,6 +36,7 @@ case "${RUST_TARGET}" in
     armv6-*) cc_target=armv6--netbsdelf-eabihf ;;
     armv7-*) cc_target=armv7--netbsdelf-eabihf ;;
     i?86-*) cc_target=i486--netbsdelf ;;
+    mipsel-*) cc_target=mipsel--netbsd ;;
     powerpc-*) cc_target=powerpc--netbsd ;;
     riscv32*) cc_target=riscv32--netbsd ;;
     riscv64*) cc_target=riscv64--netbsd ;;
diff --git a/docker/openbsd.Dockerfile b/docker/openbsd.Dockerfile
index 686b6c49..f8c88b50 100644
--- a/docker/openbsd.Dockerfile
+++ b/docker/openbsd.Dockerfile
@@ -2,6 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0 OR MIT
 
 # Refs:
+# - https://doc.rust-lang.org/nightly/rustc/platform-support/openbsd.html
 # - https://github.com/rust-lang/rust/blob/1.70.0/src/doc/rustc/src/platform-support/openbsd.md
 
 ARG UBUNTU_VERSION=20.04
diff --git a/docker/test-base/patches/std+i586-unknown-netbsd.diff b/docker/test-base/patches/std+i586-unknown-netbsd.diff
new file mode 100644
index 00000000..97590a6d
--- /dev/null
+++ b/docker/test-base/patches/std+i586-unknown-netbsd.diff
@@ -0,0 +1,17 @@
+diff --git a/src/sys/pal/unix/thread_parking/netbsd.rs b/src/sys/pal/unix/thread_parking/netbsd.rs
+index 3be0812..90f809a 100644
+--- a/src/sys/pal/unix/thread_parking/netbsd.rs
++++ b/src/sys/pal/unix/thread_parking/netbsd.rs
+@@ -34,7 +34,11 @@ pub fn park_timeout(dur: Duration, hint: usize) {
+         // Saturate so that the operation will definitely time out
+         // (even if it is after the heat death of the universe).
+         tv_sec: dur.as_secs().try_into().ok().unwrap_or(time_t::MAX),
+-        tv_nsec: dur.subsec_nanos().into(),
++        tv_nsec: dur
++            .subsec_nanos()
++            .try_into()
++            .ok()
++            .unwrap_or(libc::c_long::MAX),
+     };
+
+     // Timeout needs to be mutable since it is modified on NetBSD 9.0 and
diff --git a/docker/test-base/patches/std+mipsel-unknown-netbsd.diff b/docker/test-base/patches/std+mipsel-unknown-netbsd.diff
new file mode 100644
index 00000000..97590a6d
--- /dev/null
+++ b/docker/test-base/patches/std+mipsel-unknown-netbsd.diff
@@ -0,0 +1,17 @@
+diff --git a/src/sys/pal/unix/thread_parking/netbsd.rs b/src/sys/pal/unix/thread_parking/netbsd.rs
+index 3be0812..90f809a 100644
+--- a/src/sys/pal/unix/thread_parking/netbsd.rs
++++ b/src/sys/pal/unix/thread_parking/netbsd.rs
+@@ -34,7 +34,11 @@ pub fn park_timeout(dur: Duration, hint: usize) {
+         // Saturate so that the operation will definitely time out
+         // (even if it is after the heat death of the universe).
+         tv_sec: dur.as_secs().try_into().ok().unwrap_or(time_t::MAX),
+-        tv_nsec: dur.subsec_nanos().into(),
++        tv_nsec: dur
++            .subsec_nanos()
++            .try_into()
++            .ok()
++            .unwrap_or(libc::c_long::MAX),
+     };
+
+     // Timeout needs to be mutable since it is modified on NetBSD 9.0 and
diff --git a/docker/test/test.sh b/docker/test/test.sh
index f487f458..1a12c705 100755
--- a/docker/test/test.sh
+++ b/docker/test/test.sh
@@ -289,7 +289,7 @@ if [[ -f /BUILD_STD ]]; then
             build_std+=(-Z build-std-features=llvm-libunwind)
             ;;
         # TODO(mips): LLVM bug: Undefined temporary symbol error when building std.
-        mips-*-linux-* | mipsel-*-linux-*) build_mode=release ;;
+        mips-* | mipsel-*) build_mode=release ;;
     esac
 fi
 
@@ -768,7 +768,7 @@ case "${RUST_TARGET}" in
                             # https://github.com/rust-lang/rust/blob/1.70.0/compiler/rustc_target/src/spec/armv7_linux_androideabi.rs#L21
                             # https://github.com/rust-lang/rust/pull/33414
                             # https://github.com/rust-lang/rust/blob/1.70.0/compiler/rustc_target/src/spec/armv7_unknown_netbsd_eabihf.rs#L13
-                            *-android*) fp_arch='(VFPv3|VFPv3-D16)' ;;
+                            *-android* | *-netbsd*) fp_arch='(VFPv3|VFPv3-D16)' ;;
                             # https://github.com/rust-lang/rust/blob/1.70.0/compiler/rustc_target/src/spec/thumbv7em_none_eabihf.rs#L22-L31
                             thumbv7em-*) fp_arch=VFPv4-D16 ;;
                             *) fp_arch=VFPv3-D16 ;;
@@ -827,6 +827,8 @@ case "${RUST_TARGET}" in
                 case "${RUST_TARGET}" in
                     # TODO(linux-uclibc): should be soft-float
                     *-linux-musl*) arch_specific_pat+=('FP ABI: Soft float') ;;
+                    # TODO(netbsd):
+                    *-netbsd*) arch_specific_pat+=('FP ABI: Hard float (\(double precision\)|\(32-bit CPU, Any FPU\))') ;;
                     *) arch_specific_pat+=('FP ABI: Hard float \(32-bit CPU, Any FPU\)') ;;
                 esac
                 ;;
diff --git a/platform-support-status-tier3.md b/platform-support-status-tier3.md
index 709c863e..b2f9a1b4 100644
--- a/platform-support-status-tier3.md
+++ b/platform-support-status-tier3.md
@@ -29,7 +29,7 @@ See [platform-support-status.md](platform-support-status.md) for Tier 1 & Tier 2
 - [ ] aarch64-wrs-vxworks
 - [x] aarch64_be-unknown-linux-gnu
 - [ ] aarch64_be-unknown-linux-gnu_ilp32
-- [ ] aarch64_be-unknown-netbsd
+- [x] aarch64_be-unknown-netbsd
 - [ ] arm64_32-apple-watchos
 - [ ] arm64e-apple-darwin
 - [ ] arm64e-apple-ios
@@ -63,7 +63,7 @@ See [platform-support-status.md](platform-support-status.md) for Tier 1 & Tier 2
 - [ ] hexagon-unknown-none-elf
 - [ ] i386-apple-ios
 - [ ] i586-pc-nto-qnx700
-- [ ] i586-unknown-netbsd
+- [x] i586-unknown-netbsd
 - [ ] i686-apple-darwin
 - [x] i686-pc-windows-gnullvm
 - [ ] i686-unknown-haiku
@@ -89,7 +89,7 @@ See [platform-support-status.md](platform-support-status.md) for Tier 1 & Tier 2
 - [x] mipsel-unknown-linux-gnu
 - [x] mipsel-unknown-linux-musl
 - [x] mipsel-unknown-linux-uclibc
-- [ ] mipsel-unknown-netbsd
+- [x] mipsel-unknown-netbsd
 - [ ] mipsel-unknown-none
 - [ ] mipsisa32r6-unknown-linux-gnu
 - [ ] mipsisa32r6el-unknown-linux-gnu
diff --git a/tools/build-docker.sh b/tools/build-docker.sh
index 2ca39381..a735367e 100755
--- a/tools/build-docker.sh
+++ b/tools/build-docker.sh
@@ -247,10 +247,10 @@ for target in "${targets[@]}"; do
                 freebsd_versions=("${FREEBSD_VERSION}")
             else
                 # FreeBSD have binary compatibility with previous releases.
-                # Therefore, the default is FreeBSD 12 that is the minimum supported version.
-                # However, we don't support FreeBSD 12 for the following targets, because:
+                # Therefore, the default is the minimum supported version.
+                # However, we don't support old FreeBSD for the following targets:
                 # - powerpc,powerpc64: FreeBSD 12 uses gcc instead of clang.
-                # - powerpc64le,riscv64: not available in FreeBSD 12.
+                # - powerpc64le,riscv64: available on FreeBSD 13+.
                 # See also https://www.freebsd.org/releases/13.0R/announce.
                 #
                 # Supported releases: https://www.freebsd.org/security/#sup
@@ -259,16 +259,17 @@ for target in "${targets[@]}"; do
                 # https://endoflife.date/freebsd
                 # NB: When updating this, the reminder to update tools/docker-manifest.sh and README.md.
                 # TODO: 12.4 was EoL on 2023-12-31.
+                # TODO: 13.2 will be EoL on 2024-06-30.
                 freebsd_versions=("12.4" "13.2" "14.0")
             fi
-            default_freebsd_version="12"
+            default_freebsd_version=12
             for freebsd_version in "${freebsd_versions[@]}"; do
                 case "${target}" in
-                    powerpc-* | powerpc64-* | powerpc64le-* | riscv64*)
-                        default_freebsd_version="13"
-                        if [[ "${freebsd_version}" == "12"* ]]; then
-                            continue
-                        fi
+                    powerpc* | riscv64*)
+                        default_freebsd_version=13
+                        case "${freebsd_version}" in
+                            12.*) continue ;;
+                        esac
                         ;;
                 esac
                 build "freebsd" "${target}" "${freebsd_version%%.*}" "${default_freebsd_version}" \
@@ -280,27 +281,33 @@ for target in "${targets[@]}"; do
                 netbsd_versions=("${NETBSD_VERSION}")
             else
                 # NetBSD have binary compatibility with previous releases.
-                # Therefore, the default is NetBSD 8 that is the minimum supported version.
-                # However, we cannot support old NetBSD for the following targets, because:
-                # - aarch64: not available in NetBSD 8.
-                # - aarch64_be: not available in NetBSD 8/9.
-                # See also https://www.netbsd.org/releases/formal-9/NetBSD-9.0.html.
+                # Therefore, the default is the minimum supported version.
+                # However, we cannot support old NetBSD for the following targets:
+                # - aarch64: available on NetBSD 9+ https://www.netbsd.org/releases/formal-9/NetBSD-9.0.html
+                # - aarch64_be: available on NetBSD 10+ https://www.netbsd.org/releases/formal-10/NetBSD-10.0.html
                 #
                 # Supported releases: https://www.netbsd.org/releases
                 # NetBSD 7 was EoL on 2020-06-30.
                 # https://www.netbsd.org/releases/formal.html
                 # https://endoflife.date/netbsd
                 # NB: When updating this, the reminder to update docker/base/build-docker.sh, tools/docker-manifest.sh, and README.md.
-                netbsd_versions=("8" "9")
+                # TODO: 8 will be EoL on 2024-04-28.
+                netbsd_versions=("8" "9" "10")
             fi
-            default_netbsd_version="8"
+            default_netbsd_version=8
             for netbsd_version in "${netbsd_versions[@]}"; do
                 case "${target}" in
                     aarch64-*)
-                        default_netbsd_version="9"
-                        if [[ "${netbsd_version}" == "8"* ]]; then
-                            continue
-                        fi
+                        default_netbsd_version=9
+                        case "${netbsd_version}" in
+                            8) continue ;;
+                        esac
+                        ;;
+                    aarch64_be-*)
+                        default_netbsd_version=10
+                        case "${netbsd_version}" in
+                            [8-9]) continue ;;
+                        esac
                         ;;
                 esac
                 build "netbsd" "${target}" "${netbsd_version%%.*}" "${default_netbsd_version}" \
diff --git a/tools/docker-manifest.sh b/tools/docker-manifest.sh
index 65763121..042b3250 100755
--- a/tools/docker-manifest.sh
+++ b/tools/docker-manifest.sh
@@ -177,14 +177,14 @@ for target in "${targets[@]}"; do
                 # NB: When updating this, the reminder to update tools/build-docker.sh.
                 freebsd_versions=("12.4" "13.2" "14.0")
             fi
-            default_freebsd_version="12"
+            default_freebsd_version=12
             for freebsd_version in "${freebsd_versions[@]}"; do
                 case "${target}" in
-                    powerpc-* | powerpc64-* | powerpc64le-* | riscv64*)
-                        default_freebsd_version="13"
-                        if [[ "${freebsd_version}" == "12"* ]]; then
-                            continue
-                        fi
+                    powerpc* | riscv64*)
+                        default_freebsd_version=13
+                        case "${freebsd_version}" in
+                            12.*) continue ;;
+                        esac
                         ;;
                 esac
                 docker_manifest "${target}" "${freebsd_version%%.*}" "${default_freebsd_version}"
@@ -195,16 +195,22 @@ for target in "${targets[@]}"; do
                 netbsd_versions=("${NETBSD_VERSION}")
             else
                 # NB: When updating this, the reminder to update tools/build-docker.sh.
-                netbsd_versions=("8" "9")
+                netbsd_versions=("8" "9" "10")
             fi
-            default_netbsd_version="8"
+            default_netbsd_version=8
             for netbsd_version in "${netbsd_versions[@]}"; do
                 case "${target}" in
                     aarch64-*)
-                        default_netbsd_version="9"
-                        if [[ "${netbsd_version}" == "8"* ]]; then
-                            continue
-                        fi
+                        default_netbsd_version=9
+                        case "${netbsd_version}" in
+                            8) continue ;;
+                        esac
+                        ;;
+                    aarch64_be-*)
+                        default_netbsd_version=10
+                        case "${netbsd_version}" in
+                            [8-9]) continue ;;
+                        esac
                         ;;
                 esac
                 docker_manifest "${target}" "${netbsd_version%%.*}" "${default_netbsd_version}"
diff --git a/tools/target-list-shared.sh b/tools/target-list-shared.sh
index 7863f761..2a230e01 100644
--- a/tools/target-list-shared.sh
+++ b/tools/target-list-shared.sh
@@ -54,6 +54,7 @@ linux_musl_targets=(
     hexagon-unknown-linux-musl # tier3
     i586-unknown-linux-musl
     i686-unknown-linux-musl
+    # loongarch64-unknown-linux-musl # tier3
     mips-unknown-linux-musl # tier3
     # mips64-openwrt-linux-musl # tier3, TODO: https://github.com/rust-lang/rust/pull/92300
     mips64-unknown-linux-muslabi64   # tier3
@@ -140,14 +141,14 @@ freebsd_targets=(
 )
 # NetBSD
 netbsd_targets=(
-    aarch64-unknown-netbsd # tier3
-    # aarch64_be-unknown-netbsd # tier3 # TODO: added in NetBSD 10 (currently pre-release)
+    aarch64-unknown-netbsd      # tier3
+    aarch64_be-unknown-netbsd   # tier3
     armv6-unknown-netbsd-eabihf # tier3
     armv7-unknown-netbsd-eabihf # tier3
-    # i586-unknown-netbsd         # tier3, TODO
-    i686-unknown-netbsd # tier3
-    # mipsel-unknown-netbsd       # tier3, TODO
-    powerpc-unknown-netbsd # tier3
+    i586-unknown-netbsd         # tier3
+    i686-unknown-netbsd         # tier3
+    mipsel-unknown-netbsd       # tier3
+    powerpc-unknown-netbsd      # tier3
     # riscv64gc-unknown-netbsd # tier3 # TODO: not found in NetBSD 8/9/10
     sparc64-unknown-netbsd # tier3
     x86_64-unknown-netbsd
@@ -227,6 +228,7 @@ cuda_targets=(
 # ESP-IDF
 espidf_targets=(
     # riscv32imac-esp-espidf # tier3
+    # riscv32imafc-esp-espidf # tier3
     # riscv32imc-esp-espidf # tier3
 )
 # Fuchsia
@@ -315,6 +317,9 @@ vxworks_targets=(
 xous_targets=(
     # riscv32imac-unknown-xous-elf # tier3
 )
+zkvm_targets=(
+    # riscv32im-risc0-zkvm-elf # tier3
+)
 # no-std
 none_targets=(
     aarch64-unknown-none
@@ -327,6 +332,7 @@ none_targets=(
     armv7a-none-eabihf # tier3
     armv7r-none-eabi
     armv7r-none-eabihf
+    # armv8r-none-eabihf # tier3
     # avr-unknown-gnu-atmega328 # tier3
     # bpfeb-unknown-none # tier3
     # bpfel-unknown-none # tier3