diff --git a/.github/workflows/dragonflybsd.yml b/.github/workflows/dragonflybsd.yml
new file mode 100644
index 000000000..00bdb1348
--- /dev/null
+++ b/.github/workflows/dragonflybsd.yml
@@ -0,0 +1,34 @@
+name: DragonflyBSD
+
+on:
+  pull_request:
+  push:
+  release:
+    types: [published]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    concurrency:
+        group: ${{ github.ref }}-${{ github.base_ref }}-${{ github.head_ref }}-DragonflyBSD
+        cancel-in-progress: true
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: true
+
+      - name: Tests
+        id: test
+        uses: vmactions/dragonflybsd-vm@v1
+        with:
+          usesh: true
+          prepare: |
+            pkg install -y socat git gmake bash
+          run: |
+            cd $GITHUB_WORKSPACE
+            ./configure
+            gmake -j4
+            gmake run
+
diff --git a/.github/workflows/freebsd.yml b/.github/workflows/freebsd.yml
new file mode 100644
index 000000000..373c803dc
--- /dev/null
+++ b/.github/workflows/freebsd.yml
@@ -0,0 +1,33 @@
+name: FreeBSD
+
+on:
+  pull_request:
+  push:
+  release:
+    types: [published]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    concurrency:
+        group: ${{ github.ref }}-${{ github.base_ref }}-${{ github.head_ref }}-FreeBSD
+        cancel-in-progress: true
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: true
+
+      - name: Tests
+        uses: vmactions/freebsd-vm@v1
+        with:
+          usesh: true
+          mem: 4096
+          copyback: false
+          prepare: pkg install -y git curl unzip gmake llvm gsed bash perl5
+          run: |
+            ./configure
+            gmake -j4
+            gmake run
+
diff --git a/.github/workflows/netbsd.yml b/.github/workflows/netbsd.yml
new file mode 100644
index 000000000..332906e0b
--- /dev/null
+++ b/.github/workflows/netbsd.yml
@@ -0,0 +1,34 @@
+name: NetBSD
+
+on:
+  pull_request:
+  push:
+  release:
+    types: [published]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    concurrency:
+        group: ${{ github.ref }}-${{ github.base_ref }}-${{ github.head_ref }}-NetBSD
+        cancel-in-progress: true
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: true
+
+      - name: Tests
+        id: test
+        uses: vmactions/netbsd-vm@v1
+        with:
+          usesh: true
+          prepare: |
+            /usr/sbin/pkg_add curl bash git gmake
+          run: |
+            cd $GITHUB_WORKSPACE
+            ./configure
+            gmake -j4
+            gmake run
+
diff --git a/.github/workflows/openbsd.yml b/.github/workflows/openbsd.yml
new file mode 100644
index 000000000..6b930384e
--- /dev/null
+++ b/.github/workflows/openbsd.yml
@@ -0,0 +1,35 @@
+name: OpenBSD
+
+on:
+  pull_request:
+  push:
+  release:
+    types: [published]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    concurrency:
+        group: ${{ github.ref }}-${{ github.base_ref }}-${{ github.head_ref }}-OpenBSD
+        cancel-in-progress: true
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: true
+
+      - name: Tests
+        id: test
+        uses: vmactions/openbsd-vm@v1
+        with:
+          usesh: true
+          prepare: |
+            pkg_add curl git gmake bash gcc
+            ln -sf /usr/local/bin/gmake /usr/local/bin/make || true
+          run: |
+            cd $GITHUB_WORKSPACE
+            ./configure
+            gmake -j4
+            gmake run
+
diff --git a/.github/workflows/solaris.yml b/.github/workflows/solaris.yml
new file mode 100644
index 000000000..9e8ffcc8b
--- /dev/null
+++ b/.github/workflows/solaris.yml
@@ -0,0 +1,34 @@
+name: Solaris
+
+on:
+  pull_request:
+  push:
+  release:
+    types: [published]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    concurrency:
+        group: ${{ github.ref }}-${{ github.base_ref }}-${{ github.head_ref }}-Solaris
+        cancel-in-progress: true
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: true
+
+      - name: Tests
+        id: test
+        uses: vmactions/solaris-vm@v1
+        with:
+          usesh: true
+          prepare: |
+            pkgutil -y -i socat git gmake bash gcc4g++ || pkgutil -y -i socat git gmake bash gcc5g++ || pkg install -y developer/gcc || true
+          run: |
+            cd $GITHUB_WORKSPACE
+            bash ./configure
+            gmake -j4
+            gmake run
+
diff --git a/configure b/configure
index 3c82790b6..dc174d9ea 100755
--- a/configure
+++ b/configure
@@ -687,7 +687,11 @@ case "${os_host}" in
     *darwin*) os_host="macosx" ;;
     *linux*) os_host="linux" ;;
     *freebsd*) os_host="freebsd" ;;
+    *netbsd*) os_host="netbsd" ;;
+    *openbsd*) os_host="openbsd" ;;
+    *dragonfly*) os_host="dragonflybsd" ;;
     *bsd*) os_host="bsd" ;;
+    *sunos*) os_host="solaris" ;;
     *haiku*) os_host="haiku" ;;
 esac
 
@@ -708,8 +712,10 @@ is_host() {
 
 # detect host architecture
 os_arch=`uname -m | tr '[A-Z]' '[a-z]'`
-if test_eq "${os_arch}" "i686"; then
+if test_eq "${os_arch}" "i686" "i86pc"; then
     os_arch="i386"
+elif test_eq "${os_arch}" "amd64"; then
+    os_arch="x86_64"
 elif test_eq "${os_arch}" "aarch64" || test_eq "${os_arch}" "arm64"; then
     os_arch="arm64"
 elif string_contains "${os_arch}" "armv7"; then
@@ -724,7 +730,7 @@ fi
 _target_plat_default=${os_host}
 if is_host "msys"; then
     _target_plat_default="mingw"
-elif is_host "freebsd"; then
+elif is_host "freebsd" "openbsd" "dragonflybsd" "netbsd"; then
     _target_plat_default="bsd"
 elif test_nz "${EMSDK}"; then
     _target_plat_default="wasm"
@@ -756,7 +762,7 @@ _target_mode_default="release"
 _target_kind_default="static"
 
 # set the default project generator and build program
-if is_host "freebsd" "bsd"; then
+if is_host "freebsd" "netbsd" "openbsd" "dragonflybsd" "bsd" "solaris"; then
     project_generator="gmake"
     _make_program_default="gmake"
     _ninja_program_default="ninja"
diff --git a/src/tbox/platform/posix/sched_affinity.c b/src/tbox/platform/posix/sched_affinity.c
index b2956030e..f97e7ae1b 100644
--- a/src/tbox/platform/posix/sched_affinity.c
+++ b/src/tbox/platform/posix/sched_affinity.c
@@ -27,6 +27,9 @@
 #include <string.h>
 #include <sched.h>
 #include <sys/types.h>
+#ifdef __NetBSD__
+#include <sched.h>
+#endif
 
 /* //////////////////////////////////////////////////////////////////////////////////////
  * implementation
@@ -36,7 +39,23 @@ tb_bool_t tb_sched_setaffinity(tb_size_t pid, tb_cpuset_ref_t cpuset)
     // check
     tb_assert_and_check_return_val(cpuset, tb_false);
 
-    // set cpu affinity
+#ifdef __NetBSD__
+    // NetBSD uses cpuset_t API for process affinity
+    cpuset_t *cpu_set = cpuset_create();
+    if (!cpu_set)
+        return tb_false;
+    
+    tb_int_t i;
+    for (i = 0; i < TB_CPUSET_SIZE; i++)
+    {
+        if (TB_CPUSET_ISSET(i, cpuset))
+            cpuset_set(i, cpu_set);
+    }
+    tb_bool_t ok = cpuset_setaffinity(CPU_LEVEL_WHICH, CPU_WHICH_PID, (pid_t)pid, cpuset_size(cpu_set), cpu_set) == 0;
+    cpuset_destroy(cpu_set);
+    return ok;
+#else
+    // Linux uses cpu_set_t API
     tb_int_t i;
     cpu_set_t cpu_set;
     CPU_ZERO(&cpu_set);
@@ -46,13 +65,37 @@ tb_bool_t tb_sched_setaffinity(tb_size_t pid, tb_cpuset_ref_t cpuset)
             CPU_SET(i, &cpu_set);
     }
     return sched_setaffinity((pid_t)pid, sizeof(cpu_set_t), &cpu_set) == 0;
+#endif
 }
 tb_bool_t tb_sched_getaffinity(tb_size_t pid, tb_cpuset_ref_t cpuset)
 {
     // check
     tb_assert_and_check_return_val(cpuset, tb_false);
 
-    // get cpu affinity
+#ifdef __NetBSD__
+    // NetBSD uses cpuset_t API for process affinity
+    cpuset_t *cpu_set = cpuset_create();
+    if (!cpu_set)
+        return tb_false;
+    
+    if (cpuset_getaffinity(CPU_LEVEL_WHICH, CPU_WHICH_PID, (pid_t)pid, cpuset_size(cpu_set), cpu_set) != 0)
+    {
+        cpuset_destroy(cpu_set);
+        return tb_false;
+    }
+
+    // save cpuset
+    tb_int_t i;
+    TB_CPUSET_ZERO(cpuset);
+    for (i = 0; i < TB_CPUSET_SIZE; i++)
+    {
+        if (cpuset_isset(i, cpu_set))
+            TB_CPUSET_SET(i, cpuset);
+    }
+    cpuset_destroy(cpu_set);
+    return tb_true;
+#else
+    // Linux uses cpu_set_t API
     cpu_set_t cpu_set;
     CPU_ZERO(&cpu_set);
     if (sched_getaffinity((pid_t)pid, sizeof(cpu_set_t), &cpu_set) != 0)
@@ -67,4 +110,5 @@ tb_bool_t tb_sched_getaffinity(tb_size_t pid, tb_cpuset_ref_t cpuset)
             TB_CPUSET_SET(i, cpuset);
     }
     return tb_true;
+#endif
 }
diff --git a/src/tbox/platform/posix/thread_affinity.c b/src/tbox/platform/posix/thread_affinity.c
index 71f087813..a4ea31607 100644
--- a/src/tbox/platform/posix/thread_affinity.c
+++ b/src/tbox/platform/posix/thread_affinity.c
@@ -27,6 +27,9 @@
 #include "../thread.h"
 #include <pthread.h>
 #include <string.h>
+#ifdef __NetBSD__
+#include <sched.h>
+#endif
 
 /* //////////////////////////////////////////////////////////////////////////////////////
  * implementation
@@ -39,7 +42,23 @@ tb_bool_t tb_thread_setaffinity(tb_thread_ref_t thread, tb_cpuset_ref_t cpuset)
     // get thread
     pthread_t pthread = thread? *((pthread_t*)thread) : pthread_self();
 
-    // set cpu affinity
+#ifdef __NetBSD__
+    // NetBSD uses cpuset_t API
+    cpuset_t *cpu_set = cpuset_create();
+    if (!cpu_set)
+        return tb_false;
+    
+    tb_int_t i;
+    for (i = 0; i < TB_CPUSET_SIZE; i++)
+    {
+        if (TB_CPUSET_ISSET(i, cpuset))
+            cpuset_set(i, cpu_set);
+    }
+    tb_bool_t ok = pthread_setaffinity_np(pthread, cpuset_size(cpu_set), cpu_set) == 0;
+    cpuset_destroy(cpu_set);
+    return ok;
+#else
+    // Linux uses cpu_set_t API
     tb_int_t i;
     cpu_set_t cpu_set;
     CPU_ZERO(&cpu_set);
@@ -49,6 +68,7 @@ tb_bool_t tb_thread_setaffinity(tb_thread_ref_t thread, tb_cpuset_ref_t cpuset)
             CPU_SET(i, &cpu_set);
     }
     return pthread_setaffinity_np(pthread, sizeof(cpu_set_t), &cpu_set) == 0;
+#endif
 }
 tb_bool_t tb_thread_getaffinity(tb_thread_ref_t thread, tb_cpuset_ref_t cpuset)
 {
@@ -58,7 +78,30 @@ tb_bool_t tb_thread_getaffinity(tb_thread_ref_t thread, tb_cpuset_ref_t cpuset)
     // get thread
     pthread_t pthread = thread? *((pthread_t*)thread) : pthread_self();
 
-    // get cpu affinity
+#ifdef __NetBSD__
+    // NetBSD uses cpuset_t API
+    cpuset_t *cpu_set = cpuset_create();
+    if (!cpu_set)
+        return tb_false;
+    
+    if (pthread_getaffinity_np(pthread, cpuset_size(cpu_set), cpu_set) != 0)
+    {
+        cpuset_destroy(cpu_set);
+        return tb_false;
+    }
+
+    // save cpuset
+    tb_int_t i;
+    TB_CPUSET_ZERO(cpuset);
+    for (i = 0; i < TB_CPUSET_SIZE; i++)
+    {
+        if (cpuset_isset(i, cpu_set))
+            TB_CPUSET_SET(i, cpuset);
+    }
+    cpuset_destroy(cpu_set);
+    return tb_true;
+#else
+    // Linux uses cpu_set_t API
     cpu_set_t cpu_set;
     CPU_ZERO(&cpu_set);
     if (pthread_getaffinity_np(pthread, sizeof(cpu_set_t), &cpu_set) != 0)
@@ -73,4 +116,5 @@ tb_bool_t tb_thread_getaffinity(tb_thread_ref_t thread, tb_cpuset_ref_t cpuset)
             TB_CPUSET_SET(i, cpuset);
     }
     return tb_true;
+#endif
 }
diff --git a/src/xmake.sh b/src/xmake.sh
index 63b61a18a..4952bab35 100755
--- a/src/xmake.sh
+++ b/src/xmake.sh
@@ -37,6 +37,8 @@ if is_plat "mingw" "msys" "cygwin"; then
     add_syslinks "ws2_32" "pthread" "m"
 elif is_plat "haiku"; then
     add_syslinks "pthread" "network" "m" "c"
+elif is_plat "bsd" "solaris"; then
+    add_syslinks "pthread" "m"
 else
     add_syslinks "pthread" "dl" "m" "c"
 fi