diff --git a/.github/workflows/test-go-package.yaml b/.github/workflows/test-go-package.yaml
index f76157ab..79cf17e4 100644
--- a/.github/workflows/test-go-package.yaml
+++ b/.github/workflows/test-go-package.yaml
@@ -149,27 +149,19 @@ jobs:
           go build
           ls -lh
 
-          git lfs install
-
           echo "Test vits-ljs"
-          git clone https://huggingface.co/csukuangfj/vits-ljs
           ./run-vits-ljs.sh
           rm -rf vits-ljs
 
           echo "Test vits-vctk"
-          git clone https://huggingface.co/csukuangfj/vits-vctk
           ./run-vits-vctk.sh
           rm -rf vits-vctk
 
           echo "Test vits-icefall-zh-aishell3"
-          curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/vits-icefall-zh-aishell3.tar.bz2
-          tar xvf vits-icefall-zh-aishell3.tar.bz2
-          rm vits-icefall-zh-aishell3.tar.bz2
           ./run-vits-zh-aishell3.sh
-          rm -rf vits-icefall-zh-aishell3*
+          rm -rf vits-icefall-zh-aishell3
 
           echo "Test vits-piper-en_US-lessac-medium"
-          git clone https://huggingface.co/csukuangfj/vits-piper-en_US-lessac-medium
           ./run-vits-piper-en_US-lessac-medium.sh
           rm -rf vits-piper-en_US-lessac-medium
 
@@ -194,25 +186,19 @@ jobs:
           cp -v /C/Users/runneradmin/go/pkg/mod/github.com/k2-fsa/sherpa-onnx-go-windows*/lib/x86_64-pc-windows-gnu/*.dll .
           ls -lh
 
-          git lfs install
-
           echo "Test vits-ljs"
-          git clone https://huggingface.co/csukuangfj/vits-ljs
           ./run-vits-ljs.sh
           rm -rf vits-ljs
 
           echo "Test vits-vctk"
-          git clone https://huggingface.co/csukuangfj/vits-vctk
           ./run-vits-vctk.sh
           rm -rf vits-vctk
 
           echo "Test vits-zh-aishell3"
-          git clone https://huggingface.co/csukuangfj/vits-zh-aishell3
           ./run-vits-zh-aishell3.sh
-          rm -rf vits-zh-aishell3
+          rm -rf vits-icefall-zh-aishell3
 
           echo "Test vits-piper-en_US-lessac-medium"
-          git clone https://huggingface.co/csukuangfj/vits-piper-en_US-lessac-medium
           ./run-vits-piper-en_US-lessac-medium.sh
           rm -rf vits-piper-en_US-lessac-medium
 
@@ -245,25 +231,19 @@ jobs:
           cp -v /C/Users/runneradmin/go/pkg/mod/github.com/k2-fsa/sherpa-onnx-go-windows*/lib/i686-pc-windows-gnu/*.dll .
           ls -lh
 
-          git lfs install
-
           echo "Test vits-ljs"
-          git clone https://huggingface.co/csukuangfj/vits-ljs
           ./run-vits-ljs.sh
           rm -rf vits-ljs
 
           echo "Test vits-vctk"
-          git clone https://huggingface.co/csukuangfj/vits-vctk
           ./run-vits-vctk.sh
           rm -rf vits-vctk
 
           echo "Test vits-zh-aishell3"
-          git clone https://huggingface.co/csukuangfj/vits-zh-aishell3
           ./run-vits-zh-aishell3.sh
           rm -rf vits-zh-aishell3
 
           echo "Test vits-piper-en_US-lessac-medium"
-          git clone https://huggingface.co/csukuangfj/vits-piper-en_US-lessac-medium
           ./run-vits-piper-en_US-lessac-medium.sh
           rm -rf vits-piper-en_US-lessac-medium
 
@@ -281,33 +261,23 @@ jobs:
           go build
           ls -lh
 
-          git lfs install
-
           echo "Test transducer"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-zipformer-en-2023-06-26
           ./run-transducer.sh
           rm -rf sherpa-onnx-zipformer-en-2023-06-26
 
           echo "Test paraformer"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-paraformer-zh-2023-03-28
           ./run-paraformer.sh
           rm -rf sherpa-onnx-paraformer-zh-2023-03-28
 
           echo "Test NeMo CTC"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-nemo-ctc-en-conformer-medium
           ./run-nemo-ctc.sh
           rm -rf sherpa-onnx-nemo-ctc-en-conformer-medium
 
           echo "Test Whisper tiny.en"
-          GIT_LFS_SKIP_SMUDGE=1 git clone https://huggingface.co/csukuangfj/sherpa-onnx-whisper-tiny.en
-          cd sherpa-onnx-whisper-tiny.en
-          git lfs pull --include "*.onnx"
-          cd ..
           ./run-whisper.sh
           rm -rf sherpa-onnx-whisper-tiny.en
 
           echo "Test Tdnn yesno"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-tdnn-yesno
           ./run-tdnn-yesno.sh
           rm -rf sherpa-onnx-tdnn-yesno
 
@@ -328,33 +298,23 @@ jobs:
           cp -v /C/Users/runneradmin/go/pkg/mod/github.com/k2-fsa/sherpa-onnx-go-windows*/lib/x86_64-pc-windows-gnu/*.dll .
           ls -lh
 
-          git lfs install
-
           echo "Test transducer"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-zipformer-en-2023-06-26
           ./run-transducer.sh
           rm -rf sherpa-onnx-zipformer-en-2023-06-26
 
           echo "Test paraformer"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-paraformer-zh-2023-03-28
           ./run-paraformer.sh
           rm -rf sherpa-onnx-paraformer-zh-2023-03-28
 
           echo "Test NeMo CTC"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-nemo-ctc-en-conformer-medium
           ./run-nemo-ctc.sh
           rm -rf sherpa-onnx-nemo-ctc-en-conformer-medium
 
           echo "Test Whisper tiny.en"
-          GIT_LFS_SKIP_SMUDGE=1 git clone https://huggingface.co/csukuangfj/sherpa-onnx-whisper-tiny.en
-          cd sherpa-onnx-whisper-tiny.en
-          git lfs pull --include "*.onnx"
-          cd ..
           ./run-whisper.sh
           rm -rf sherpa-onnx-whisper-tiny.en
 
           echo "Test Tdnn yesno"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-tdnn-yesno
           ./run-tdnn-yesno.sh
           rm -rf sherpa-onnx-tdnn-yesno
 
@@ -383,33 +343,23 @@ jobs:
           cp -v /C/Users/runneradmin/go/pkg/mod/github.com/k2-fsa/sherpa-onnx-go-windows*/lib/i686-pc-windows-gnu/*.dll .
           ls -lh
 
-          git lfs install
-
           echo "Test transducer"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-zipformer-en-2023-06-26
           ./run-transducer.sh
           rm -rf sherpa-onnx-zipformer-en-2023-06-26
 
           echo "Test paraformer"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-paraformer-zh-2023-03-28
           ./run-paraformer.sh
           rm -rf sherpa-onnx-paraformer-zh-2023-03-28
 
           echo "Test NeMo CTC"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-nemo-ctc-en-conformer-medium
           ./run-nemo-ctc.sh
           rm -rf sherpa-onnx-nemo-ctc-en-conformer-medium
 
           echo "Test Whisper tiny.en"
-          GIT_LFS_SKIP_SMUDGE=1 git clone https://huggingface.co/csukuangfj/sherpa-onnx-whisper-tiny.en
-          cd sherpa-onnx-whisper-tiny.en
-          git lfs pull --include "*.onnx"
-          cd ..
           ./run-whisper.sh
           rm -rf sherpa-onnx-whisper-tiny.en
 
           echo "Test Tdnn yesno"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-tdnn-yesno
           ./run-tdnn-yesno.sh
           rm -rf sherpa-onnx-tdnn-yesno
 
@@ -424,15 +374,11 @@ jobs:
           go build
           ls -lh
 
-          git lfs install
-
           echo "Test transducer"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-streaming-zipformer-en-2023-06-26
           ./run-transducer.sh
           rm -rf sherpa-onnx-streaming-zipformer-en-2023-06-26
 
           echo "Test paraformer"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-streaming-paraformer-bilingual-zh-en
           ./run-paraformer.sh
           rm -rf sherpa-onnx-streaming-paraformer-bilingual-zh-en
 
@@ -453,15 +399,11 @@ jobs:
           cp -v /C/Users/runneradmin/go/pkg/mod/github.com/k2-fsa/sherpa-onnx-go-windows*/lib/x86_64-pc-windows-gnu/*.dll .
           ls -lh
 
-          git lfs install
-
           echo "Test transducer"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-streaming-zipformer-en-2023-06-26
           ./run-transducer.sh
           rm -rf sherpa-onnx-streaming-zipformer-en-2023-06-26
 
           echo "Test paraformer"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-streaming-paraformer-bilingual-zh-en
           ./run-paraformer.sh
           rm -rf sherpa-onnx-streaming-paraformer-bilingual-zh-en
 
@@ -491,15 +433,11 @@ jobs:
           cp -v /C/Users/runneradmin/go/pkg/mod/github.com/k2-fsa/sherpa-onnx-go-windows*/lib/i686-pc-windows-gnu/*.dll .
           ls -lh
 
-          git lfs install
-
           echo "Test transducer"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-streaming-zipformer-en-2023-06-26
           ./run-transducer.sh
           rm -rf sherpa-onnx-streaming-zipformer-en-2023-06-26
 
           echo "Test paraformer"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-streaming-paraformer-bilingual-zh-en
           ./run-paraformer.sh
           rm -rf sherpa-onnx-streaming-paraformer-bilingual-zh-en
 
diff --git a/.github/workflows/test-go.yaml b/.github/workflows/test-go.yaml
index e7bf9cfd..fa88d794 100644
--- a/.github/workflows/test-go.yaml
+++ b/.github/workflows/test-go.yaml
@@ -59,6 +59,12 @@ jobs:
           go version
           go env GOPATH
           go env GOARCH
+          go env CGO_ENABLED
+
+      - name: Display go env
+        shell: bash
+        run: |
+          go env
 
       - name: Build sherpa-onnx
         shell: bash
@@ -71,21 +77,26 @@ jobs:
           cp -v _deps/onnxruntime-src/lib/libonnxruntime*dylib ./lib/
 
           cd ../scripts/go/_internal/
+          ls -lh lib
+          echo "-----"
+          ls -lh lib/*/
+          echo "-----"
+
           go mod tidy
           go build
 
-      - name: Test streaming HLG decoding
-        shell: bash
-        run: |
-          cd scripts/go/_internal/streaming-hlg-decoding/
-          ./run.sh
-
       - name: Test speaker identification
         shell: bash
         run: |
           cd scripts/go/_internal/speaker-identification/
           ./run.sh
 
+      - name: Test streaming HLG decoding
+        shell: bash
+        run: |
+          cd scripts/go/_internal/streaming-hlg-decoding/
+          ./run.sh
+
       - name: Test non-streaming TTS (macOS)
         shell: bash
         run: |
@@ -101,24 +112,18 @@ jobs:
           git lfs install
 
           echo "Test vits-ljs"
-          git clone https://huggingface.co/csukuangfj/vits-ljs
           ./run-vits-ljs.sh
           rm -rf vits-ljs
 
           echo "Test vits-vctk"
-          git clone https://huggingface.co/csukuangfj/vits-vctk
           ./run-vits-vctk.sh
           rm -rf vits-vctk
 
           echo "Test vits-zh-aishell3"
-          curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/vits-icefall-zh-aishell3.tar.bz2
-          tar xvf vits-icefall-zh-aishell3.tar.bz2
-          rm vits-icefall-zh-aishell3.tar.bz2
           ./run-vits-zh-aishell3.sh
           rm -rf vits-icefall-zh-aishell3
 
           echo "Test vits-piper-en_US-lessac-medium"
-          git clone https://huggingface.co/csukuangfj/vits-piper-en_US-lessac-medium
           ./run-vits-piper-en_US-lessac-medium.sh
           rm -rf vits-piper-en_US-lessac-medium
 
@@ -142,30 +147,22 @@ jobs:
           git lfs install
 
           echo "Test transducer"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-zipformer-en-2023-06-26
           ./run-transducer.sh
           rm -rf sherpa-onnx-zipformer-en-2023-06-26
 
           echo "Test paraformer"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-paraformer-zh-2023-03-28
           ./run-paraformer.sh
           rm -rf sherpa-onnx-paraformer-zh-2023-03-28
 
           echo "Test NeMo CTC"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-nemo-ctc-en-conformer-medium
           ./run-nemo-ctc.sh
           rm -rf sherpa-onnx-nemo-ctc-en-conformer-medium
 
           echo "Test Whisper tiny.en"
-          GIT_LFS_SKIP_SMUDGE=1 git clone https://huggingface.co/csukuangfj/sherpa-onnx-whisper-tiny.en
-          cd sherpa-onnx-whisper-tiny.en
-          git lfs pull --include "*.onnx"
-          cd ..
           ./run-whisper.sh
           rm -rf sherpa-onnx-whisper-tiny.en
 
           echo "Test Tdnn yesno"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-tdnn-yesno
           ./run-tdnn-yesno.sh
           rm -rf sherpa-onnx-tdnn-yesno
 
@@ -179,22 +176,14 @@ jobs:
           go build
           ls -lh
 
-          git lfs install
-
           echo "Test zipformer2 CTC"
-          wget -qq https://github.com/k2-fsa/sherpa-onnx/releases/download/asr-models/sherpa-onnx-streaming-zipformer-ctc-multi-zh-hans-2023-12-13.tar.bz2
-          tar xvf sherpa-onnx-streaming-zipformer-ctc-multi-zh-hans-2023-12-13.tar.bz2
-          rm sherpa-onnx-streaming-zipformer-ctc-multi-zh-hans-2023-12-13.tar.bz2
-
           ./run-zipformer2-ctc.sh
           rm -rf sherpa-onnx-streaming-zipformer-ctc-multi-zh-hans-2023-12-13
 
           echo "Test transducer"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-streaming-zipformer-en-2023-06-26
           ./run-transducer.sh
           rm -rf sherpa-onnx-streaming-zipformer-en-2023-06-26
 
           echo "Test paraformer"
-          git clone https://huggingface.co/csukuangfj/sherpa-onnx-streaming-paraformer-bilingual-zh-en
           ./run-paraformer.sh
           rm -rf sherpa-onnx-streaming-paraformer-bilingual-zh-en
diff --git a/go-api-examples/non-streaming-decode-files/main.go b/go-api-examples/non-streaming-decode-files/main.go
index d4f076c5..d38c43c2 100644
--- a/go-api-examples/non-streaming-decode-files/main.go
+++ b/go-api-examples/non-streaming-decode-files/main.go
@@ -31,6 +31,7 @@ func main() {
 	flag.StringVar(&config.ModelConfig.Whisper.Decoder, "whisper-decoder", "", "Path to the whisper decoder model")
 	flag.StringVar(&config.ModelConfig.Whisper.Language, "whisper-language", "", "Language of the input wave. You can leave it empty ")
 	flag.StringVar(&config.ModelConfig.Whisper.Task, "whisper-task", "transcribe", "transcribe or translate")
+	flag.IntVar(&config.ModelConfig.Whisper.TailPaddings, "whisper-tail-paddings", -1, "tail paddings for whisper")
 
 	flag.StringVar(&config.ModelConfig.Tdnn.Model, "tdnn-model", "", "Path to the tdnn model")
 
diff --git a/go-api-examples/non-streaming-decode-files/run-nemo-ctc.sh b/go-api-examples/non-streaming-decode-files/run-nemo-ctc.sh
index 8655e5b6..09255c6c 100755
--- a/go-api-examples/non-streaming-decode-files/run-nemo-ctc.sh
+++ b/go-api-examples/non-streaming-decode-files/run-nemo-ctc.sh
@@ -1,11 +1,15 @@
 #!/usr/bin/env bash
 
-# Please refer to
-# https://k2-fsa.github.io/sherpa/onnx/pretrained_models/offline-ctc/nemo/english.html#stt-en-conformer-ctc-medium
-# to download the model
-# before you run this script.
-#
-# You can switch to a different offline model if you need
+set -ex
+
+if [ ! -d sherpa-onnx-nemo-ctc-en-conformer-medium ]; then
+  curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/asr-models/sherpa-onnx-nemo-ctc-en-conformer-medium.tar.bz2
+  tar xvf sherpa-onnx-nemo-ctc-en-conformer-medium.tar.bz2
+  rm sherpa-onnx-nemo-ctc-en-conformer-medium.tar.bz2
+fi
+
+go mod tidy
+go build
 
 ./non-streaming-decode-files \
   --nemo-ctc ./sherpa-onnx-nemo-ctc-en-conformer-medium/model.onnx \
diff --git a/go-api-examples/non-streaming-decode-files/run-paraformer.sh b/go-api-examples/non-streaming-decode-files/run-paraformer.sh
index 191a6a41..ae52ab18 100755
--- a/go-api-examples/non-streaming-decode-files/run-paraformer.sh
+++ b/go-api-examples/non-streaming-decode-files/run-paraformer.sh
@@ -1,10 +1,15 @@
 #!/usr/bin/env bash
 
-# Please refer to
-# https://k2-fsa.github.io/sherpa/onnx/pretrained_models/offline-paraformer/paraformer-models.html#csukuangfj-sherpa-onnx-paraformer-zh-2023-03-28-chinese
-# to download the model
-# before you run this script.
-#
+set -ex
+
+if [ ! -d sherpa-onnx-paraformer-zh-2023-03-28 ]; then
+  curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/asr-models/sherpa-onnx-paraformer-zh-2023-03-28.tar.bz2
+  tar xvf sherpa-onnx-paraformer-zh-2023-03-28.tar.bz2
+  rm sherpa-onnx-paraformer-zh-2023-03-28.tar.bz2
+fi
+
+go mod tidy
+go build
 
 ./non-streaming-decode-files \
   --paraformer ./sherpa-onnx-paraformer-zh-2023-03-28/model.int8.onnx \
diff --git a/go-api-examples/non-streaming-decode-files/run-tdnn-yesno.sh b/go-api-examples/non-streaming-decode-files/run-tdnn-yesno.sh
index 4253a362..a4998436 100755
--- a/go-api-examples/non-streaming-decode-files/run-tdnn-yesno.sh
+++ b/go-api-examples/non-streaming-decode-files/run-tdnn-yesno.sh
@@ -1,10 +1,15 @@
 #!/usr/bin/env bash
 
-# Please refer to
-# https://k2-fsa.github.io/sherpa/onnx/pretrained_models/offline-ctc/yesno/index.html
-# to download the model
-# before you run this script.
-#
+set -ex
+
+if [ ! -d sherpa-onnx-tdnn-yesno ]; then
+  curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/asr-models/sherpa-onnx-tdnn-yesno.tar.bz2
+  tar xvf sherpa-onnx-tdnn-yesno.tar.bz2
+  rm sherpa-onnx-tdnn-yesno.tar.bz2
+fi
+
+go mod tidy
+go build
 
 ./non-streaming-decode-files \
   --sample-rate=8000 \
diff --git a/go-api-examples/non-streaming-decode-files/run-transducer.sh b/go-api-examples/non-streaming-decode-files/run-transducer.sh
index cec6c84f..cc12a422 100755
--- a/go-api-examples/non-streaming-decode-files/run-transducer.sh
+++ b/go-api-examples/non-streaming-decode-files/run-transducer.sh
@@ -1,11 +1,15 @@
 #!/usr/bin/env bash
 
-# Please refer to
-# https://k2-fsa.github.io/sherpa/onnx/pretrained_models/offline-transducer/zipformer-transducer-models.html#csukuangfj-sherpa-onnx-zipformer-en-2023-06-26-english
-# to download the model
-# before you run this script.
-#
-# You can switch to a different offline model if you need
+set -ex
+
+if [ ! -d sherpa-onnx-streaming-zipformer-en-2023-06-26 ]; then
+  curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/asr-models/sherpa-onnx-zipformer-en-2023-06-26.tar.bz2
+  tar xvf sherpa-onnx-zipformer-en-2023-06-26.tar.bz2
+  rm sherpa-onnx-zipformer-en-2023-06-26.tar.bz2
+fi
+
+go mod tidy
+go build
 
 ./non-streaming-decode-files \
   --encoder ./sherpa-onnx-zipformer-en-2023-06-26/encoder-epoch-99-avg-1.onnx \
diff --git a/go-api-examples/non-streaming-decode-files/run-whisper.sh b/go-api-examples/non-streaming-decode-files/run-whisper.sh
index cf723418..66754edf 100755
--- a/go-api-examples/non-streaming-decode-files/run-whisper.sh
+++ b/go-api-examples/non-streaming-decode-files/run-whisper.sh
@@ -1,11 +1,15 @@
 #!/usr/bin/env bash
 
-# Please refer to
-# https://k2-fsa.github.io/sherpa/onnx/pretrained_models/whisper/tiny.en.html
-# to download the model
-# before you run this script.
-#
-# You can switch to a different offline model if you need
+set -ex
+
+if [ ! -d sherpa-onnx-whisper-tiny.en ]; then
+  curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/asr-models/sherpa-onnx-whisper-tiny.en.tar.bz2
+  tar xvf sherpa-onnx-whisper-tiny.en.tar.bz2
+  rm sherpa-onnx-whisper-tiny.en.tar.bz2
+fi
+
+go mod tidy
+go build
 
 ./non-streaming-decode-files \
   --whisper-encoder=./sherpa-onnx-whisper-tiny.en/tiny.en-encoder.onnx \
diff --git a/go-api-examples/non-streaming-tts/run-vits-ljs.sh b/go-api-examples/non-streaming-tts/run-vits-ljs.sh
index c0f2a7b1..e2738710 100755
--- a/go-api-examples/non-streaming-tts/run-vits-ljs.sh
+++ b/go-api-examples/non-streaming-tts/run-vits-ljs.sh
@@ -1,8 +1,15 @@
 #!/usr/bin/env bash
 
-# please refer to
-# https://k2-fsa.github.io/sherpa/onnx/tts/pretrained_models/vits.html#ljspeech-english-single-speaker
-# to download the model before you run this script
+set -ex
+
+if [ ! -d vits-ljs ]; then
+  curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/vits-ljs.tar.bz2
+  tar xvf vits-ljs.tar.bz2
+  rm vits-ljs.tar.bz2
+fi
+
+go mod tidy
+go build
 
 ./non-streaming-tts \
   --vits-model=./vits-ljs/vits-ljs.onnx \
diff --git a/go-api-examples/non-streaming-tts/run-vits-piper-en_US-lessac-medium.sh b/go-api-examples/non-streaming-tts/run-vits-piper-en_US-lessac-medium.sh
index dee8e3d4..15e4f1db 100755
--- a/go-api-examples/non-streaming-tts/run-vits-piper-en_US-lessac-medium.sh
+++ b/go-api-examples/non-streaming-tts/run-vits-piper-en_US-lessac-medium.sh
@@ -1,8 +1,15 @@
 #!/usr/bin/env bash
 
-# please refer to
-# https://k2-fsa.github.io/sherpa/onnx/tts/pretrained_models/vits.html#en-us-lessac-medium-english-single-speaker
-# to download the model before you run this script
+set -ex
+
+if [ ! -d vits-piper-en_US-lessac-medium ]; then
+  curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/vits-piper-en_US-lessac-medium.tar.bz2
+  tar xvf vits-piper-en_US-lessac-medium.tar.bz2
+  rm vits-piper-en_US-lessac-medium.tar.bz2
+fi
+
+go mod tidy
+go build
 
 ./non-streaming-tts \
   --vits-model=./vits-piper-en_US-lessac-medium/en_US-lessac-medium.onnx \
diff --git a/go-api-examples/non-streaming-tts/run-vits-vctk.sh b/go-api-examples/non-streaming-tts/run-vits-vctk.sh
index ceaf6043..566b2119 100755
--- a/go-api-examples/non-streaming-tts/run-vits-vctk.sh
+++ b/go-api-examples/non-streaming-tts/run-vits-vctk.sh
@@ -1,8 +1,15 @@
 #!/usr/bin/env bash
 
-# please refer to
-# https://k2-fsa.github.io/sherpa/onnx/tts/pretrained_models/vits.html#vctk-english-multi-speaker-109-speakers
-# to download the model before you run this script
+set -ex
+
+if [ ! -d vits-vctk ]; then
+  curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/vits-vctk.tar.bz2
+  tar xvf vits-vctk.tar.bz2
+  rm vits-vctk.tar.bz2
+fi
+
+go mod tidy
+go build
 
 for sid in 0 10 108; do
 ./non-streaming-tts \
diff --git a/go-api-examples/non-streaming-tts/run-vits-zh-aishell3.sh b/go-api-examples/non-streaming-tts/run-vits-zh-aishell3.sh
index 2ab0c613..41790ca0 100755
--- a/go-api-examples/non-streaming-tts/run-vits-zh-aishell3.sh
+++ b/go-api-examples/non-streaming-tts/run-vits-zh-aishell3.sh
@@ -1,8 +1,14 @@
 #!/usr/bin/env bash
+set -ex
 
-# please refer to
-# https://k2-fsa.github.io/sherpa/onnx/tts/pretrained_models/vits.html#aishell3-chinese-multi-speaker-174-speakers
-# to download the model before you run this script
+if [ ! -d vits-icefall-zh-aishell3 ]; then
+  curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/vits-icefall-zh-aishell3.tar.bz2
+  tar xvf vits-icefall-zh-aishell3.tar.bz2
+  rm vits-icefall-zh-aishell3.tar.bz2
+fi
+
+go mod tidy
+go build
 
 for sid in 10 33 99; do
 ./non-streaming-tts \
diff --git a/go-api-examples/real-time-speech-recognition-from-microphone/run.sh b/go-api-examples/real-time-speech-recognition-from-microphone/run.sh
index 479e57d8..8b007746 100755
--- a/go-api-examples/real-time-speech-recognition-from-microphone/run.sh
+++ b/go-api-examples/real-time-speech-recognition-from-microphone/run.sh
@@ -1,11 +1,15 @@
 #!/usr/bin/env bash
 
-# Please refer to
-# https://k2-fsa.github.io/sherpa/onnx/pretrained_models/online-transducer/zipformer-transducer-models.html#pkufool-icefall-asr-zipformer-streaming-wenetspeech-20230615-chinese
-# to download the model
-# before you run this script.
-#
-# You can switch to different online models if you need
+set -ex
+
+if [ ! -d icefall-asr-zipformer-streaming-wenetspeech-20230615 ]; then
+  curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/asr-models/icefall-asr-zipformer-streaming-wenetspeech-20230615.tar.bz2
+  tar xvf icefall-asr-zipformer-streaming-wenetspeech-20230615.tar.bz2
+  rm icefall-asr-zipformer-streaming-wenetspeech-20230615.tar.bz2
+fi
+
+go mod tidy
+go build
 
 ./real-time-speech-recognition-from-microphone \
   --encoder ./icefall-asr-zipformer-streaming-wenetspeech-20230615/exp/encoder-epoch-12-avg-4-chunk-16-left-128.onnx \
diff --git a/go-api-examples/speaker-identification/run.sh b/go-api-examples/speaker-identification/run.sh
index 3829eee9..15b3c09b 100755
--- a/go-api-examples/speaker-identification/run.sh
+++ b/go-api-examples/speaker-identification/run.sh
@@ -1,5 +1,7 @@
 #!/usr/bin/env bash
 
+set -ex
+
 if [ ! -f ./3dspeaker_speech_campplus_sv_zh-cn_16k-common.onnx ]; then
   curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/speaker-recongition-models/3dspeaker_speech_campplus_sv_zh-cn_16k-common.onnx
 fi
diff --git a/go-api-examples/streaming-decode-files/run-paraformer.sh b/go-api-examples/streaming-decode-files/run-paraformer.sh
index f2b7fbf2..90ff3f64 100755
--- a/go-api-examples/streaming-decode-files/run-paraformer.sh
+++ b/go-api-examples/streaming-decode-files/run-paraformer.sh
@@ -1,16 +1,16 @@
 #!/usr/bin/env bash
 
-# Please refer to
-# https://k2-fsa.github.io/sherpa/onnx/pretrained_models/online-paraformer/paraformer-models.html#csukuangfj-sherpa-onnx-streaming-paraformer-bilingual-zh-en-chinese-english
-# to download the model files
+set -ex
 
 if [ ! -d ./sherpa-onnx-streaming-paraformer-bilingual-zh-en ]; then
-  GIT_LFS_SKIP_SMUDGE=1 git clone https://huggingface.co/csukuangfj/sherpa-onnx-streaming-paraformer-bilingual-zh-en
-  cd sherpa-onnx-streaming-paraformer-bilingual-zh-en
-  git lfs pull --include "*.onnx"
-  cd ..
+  curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/asr-models/sherpa-onnx-streaming-paraformer-bilingual-zh-en.tar.bz2
+  tar xvf sherpa-onnx-streaming-paraformer-bilingual-zh-en.tar.bz2
+  rm sherpa-onnx-streaming-paraformer-bilingual-zh-en.tar.bz2
 fi
 
+go mod tidy
+go build
+
 ./streaming-decode-files \
   --paraformer-encoder ./sherpa-onnx-streaming-paraformer-bilingual-zh-en/encoder.int8.onnx \
   --paraformer-decoder ./sherpa-onnx-streaming-paraformer-bilingual-zh-en/decoder.int8.onnx \
diff --git a/go-api-examples/streaming-decode-files/run-transducer.sh b/go-api-examples/streaming-decode-files/run-transducer.sh
index 461aff1c..69732f1c 100755
--- a/go-api-examples/streaming-decode-files/run-transducer.sh
+++ b/go-api-examples/streaming-decode-files/run-transducer.sh
@@ -1,11 +1,15 @@
 #!/usr/bin/env bash
 
-# Please refer to
-# https://k2-fsa.github.io/sherpa/onnx/pretrained_models/online-transducer/zipformer-transducer-models.html#csukuangfj-sherpa-onnx-streaming-zipformer-en-2023-06-26-english
-# to download the model
-# before you run this script.
-#
-# You can switch to a different online model if you need
+set -ex
+
+if [ ! -d sherpa-onnx-streaming-zipformer-en-2023-06-26 ]; then
+  curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/asr-models/sherpa-onnx-streaming-zipformer-en-2023-06-26.tar.bz2
+  tar xvf sherpa-onnx-streaming-zipformer-en-2023-06-26.tar.bz2
+  rm sherpa-onnx-streaming-zipformer-en-2023-06-26.tar.bz2
+fi
+
+go mod tidy
+go build
 
 ./streaming-decode-files \
   --encoder ./sherpa-onnx-streaming-zipformer-en-2023-06-26/encoder-epoch-99-avg-1-chunk-16-left-128.onnx \
diff --git a/go-api-examples/streaming-decode-files/run-zipformer2-ctc.sh b/go-api-examples/streaming-decode-files/run-zipformer2-ctc.sh
index 4b145439..086f1dad 100755
--- a/go-api-examples/streaming-decode-files/run-zipformer2-ctc.sh
+++ b/go-api-examples/streaming-decode-files/run-zipformer2-ctc.sh
@@ -1,11 +1,15 @@
 #!/usr/bin/env bash
 
-# Please refer to
-# https://k2-fsa.github.io/sherpa/onnx/pretrained_models/online-ctc/zipformer-ctc-models.html#sherpa-onnx-streaming-zipformer-ctc-multi-zh-hans-2023-12-13-chinese
-# to download the model
-# before you run this script.
-#
-# You can switch to a different online model if you need
+set -ex
+
+if [ ! -d sherpa-onnx-streaming-zipformer-ctc-multi-zh-hans-2023-12-13 ]; then
+  curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/asr-models/sherpa-onnx-streaming-zipformer-ctc-multi-zh-hans-2023-12-13.tar.bz2
+  tar xvf sherpa-onnx-streaming-zipformer-ctc-multi-zh-hans-2023-12-13.tar.bz2
+  rm sherpa-onnx-streaming-zipformer-ctc-multi-zh-hans-2023-12-13.tar.bz2
+fi
+
+go mod tidy
+go build
 
 ./streaming-decode-files \
   --zipformer2-ctc ./sherpa-onnx-streaming-zipformer-ctc-multi-zh-hans-2023-12-13/ctc-epoch-20-avg-1-chunk-16-left-128.onnx \
diff --git a/go-api-examples/vad-asr-paraformer/run.sh b/go-api-examples/vad-asr-paraformer/run.sh
index 9d136804..17773f29 100755
--- a/go-api-examples/vad-asr-paraformer/run.sh
+++ b/go-api-examples/vad-asr-paraformer/run.sh
@@ -1,5 +1,6 @@
 #!/usr/bin/env bash
 
+set -ex
 
 if [ ! -f ./silero_vad.onnx ]; then
   curl -SL -O https://github.com/snakers4/silero-vad/raw/master/files/silero_vad.onnx
diff --git a/go-api-examples/vad-asr-whisper/run.sh b/go-api-examples/vad-asr-whisper/run.sh
index 8064887d..0c4c2f20 100755
--- a/go-api-examples/vad-asr-whisper/run.sh
+++ b/go-api-examples/vad-asr-whisper/run.sh
@@ -1,5 +1,6 @@
 #!/usr/bin/env bash
 
+set -ex
 
 if [ ! -f ./silero_vad.onnx ]; then
   curl -SL -O https://github.com/snakers4/silero-vad/raw/master/files/silero_vad.onnx
diff --git a/go-api-examples/vad-speaker-identification/run.sh b/go-api-examples/vad-speaker-identification/run.sh
index 1df02678..e90c31e3 100755
--- a/go-api-examples/vad-speaker-identification/run.sh
+++ b/go-api-examples/vad-speaker-identification/run.sh
@@ -1,5 +1,7 @@
 #!/usr/bin/env bash
 
+set -ex
+
 if [ ! -f ./3dspeaker_speech_campplus_sv_zh-cn_16k-common.onnx ]; then
   curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/speaker-recongition-models/3dspeaker_speech_campplus_sv_zh-cn_16k-common.onnx
 fi
diff --git a/go-api-examples/vad-spoken-language-identification/run.sh b/go-api-examples/vad-spoken-language-identification/run.sh
index 43ae2525..a5d5b295 100755
--- a/go-api-examples/vad-spoken-language-identification/run.sh
+++ b/go-api-examples/vad-spoken-language-identification/run.sh
@@ -1,5 +1,6 @@
 #!/usr/bin/env bash
 
+set -ex
 
 if [ ! -f ./silero_vad.onnx ]; then
   curl -SL -O https://github.com/snakers4/silero-vad/raw/master/files/silero_vad.onnx
diff --git a/go-api-examples/vad/run.sh b/go-api-examples/vad/run.sh
index 13e505ce..58b6ead3 100755
--- a/go-api-examples/vad/run.sh
+++ b/go-api-examples/vad/run.sh
@@ -1,5 +1,6 @@
 #!/usr/bin/env bash
 
+set -ex
 
 if [ ! -f ./silero_vad.onnx ]; then
   curl -SL -O https://github.com/snakers4/silero-vad/raw/master/files/silero_vad.onnx
diff --git a/scripts/go/_internal/build_darwin_arm64.go b/scripts/go/_internal/build_darwin_arm64.go
new file mode 100644
index 00000000..7556d27b
--- /dev/null
+++ b/scripts/go/_internal/build_darwin_arm64.go
@@ -0,0 +1,6 @@
+//go:build darwin && arm64 && !ios
+
+package sherpa_onnx
+
+// #cgo LDFLAGS: -L ${SRCDIR}/lib/aarch64-apple-darwin -lsherpa-onnx-c-api -lsherpa-onnx-core -lkaldi-native-fbank-core  -lkaldi-decoder-core -lsherpa-onnx-kaldifst-core -lsherpa-onnx-fstfar -lsherpa-onnx-fst -lpiper_phonemize -lespeak-ng -lucd -lonnxruntime -Wl,-rpath,${SRCDIR}/lib/aarch64-apple-darwin
+import "C"
diff --git a/scripts/go/_internal/lib/aarch64-apple-darwin b/scripts/go/_internal/lib/aarch64-apple-darwin
new file mode 120000
index 00000000..b21b8dfa
--- /dev/null
+++ b/scripts/go/_internal/lib/aarch64-apple-darwin
@@ -0,0 +1 @@
+../../../../build/lib
\ No newline at end of file
diff --git a/scripts/go/_internal/non-streaming-decode-files/go.mod b/scripts/go/_internal/non-streaming-decode-files/go.mod
index 84a9ec90..c4f7dc8f 100644
--- a/scripts/go/_internal/non-streaming-decode-files/go.mod
+++ b/scripts/go/_internal/non-streaming-decode-files/go.mod
@@ -3,9 +3,3 @@ module non-streaming-decode-files
 go 1.12
 
 replace github.com/k2-fsa/sherpa-onnx-go/sherpa_onnx => ../
-
-require (
-	github.com/k2-fsa/sherpa-onnx-go/sherpa_onnx v0.0.0-00010101000000-000000000000
-	github.com/spf13/pflag v1.0.5
-	github.com/youpy/go-wav v0.3.2
-)
diff --git a/scripts/go/_internal/real-time-speech-recognition-from-microphone/go.mod b/scripts/go/_internal/real-time-speech-recognition-from-microphone/go.mod
index 216ac21c..e6b64f3c 100644
--- a/scripts/go/_internal/real-time-speech-recognition-from-microphone/go.mod
+++ b/scripts/go/_internal/real-time-speech-recognition-from-microphone/go.mod
@@ -3,9 +3,3 @@ module real-time-speech-recognition-from-microphone
 go 1.12
 
 replace github.com/k2-fsa/sherpa-onnx-go/sherpa_onnx => ../
-
-require (
-	github.com/gordonklaus/portaudio v0.0.0-20230709114228-aafa478834f5
-	github.com/k2-fsa/sherpa-onnx-go/sherpa_onnx v0.0.0-00010101000000-000000000000
-	github.com/spf13/pflag v1.0.5
-)
diff --git a/scripts/go/_internal/streaming-decode-files/go.mod b/scripts/go/_internal/streaming-decode-files/go.mod
index 30b590fa..34d87358 100644
--- a/scripts/go/_internal/streaming-decode-files/go.mod
+++ b/scripts/go/_internal/streaming-decode-files/go.mod
@@ -3,9 +3,3 @@ module streaming-decode-files
 go 1.12
 
 replace github.com/k2-fsa/sherpa-onnx-go/sherpa_onnx => ../
-
-require (
-	github.com/k2-fsa/sherpa-onnx-go/sherpa_onnx v0.0.0-00010101000000-000000000000
-	github.com/spf13/pflag v1.0.5
-	github.com/youpy/go-wav v0.3.2
-)