diff --git a/ci-scripts/linux/tahoma-build.sh b/ci-scripts/linux/tahoma-build.sh
new file mode 100755
index 00000000..fc0825e7
--- /dev/null
+++ b/ci-scripts/linux/tahoma-build.sh
@@ -0,0 +1,16 @@
+#!/bin/bash
+pushd thirdparty/tiff-4.0.3
+CFLAGS="-fPIC" CXXFLAGS="-fPIC" ./configure --disable-jbig && make
+popd
+
+cd toonz
+
+mkdir build
+cd build
+
+source /opt/qt59/bin/qt59-env.sh
+
+cmake ../sources \
+    -DWITH_SYSTEM_SUPERLU:BOOL=OFF
+
+make -j7
diff --git a/ci-scripts/linux/tahoma-buildffmpeg.sh b/ci-scripts/linux/tahoma-buildffmpeg.sh
new file mode 100755
index 00000000..44897809
--- /dev/null
+++ b/ci-scripts/linux/tahoma-buildffmpeg.sh
@@ -0,0 +1,65 @@
+cd thirdparty
+
+echo ">>> Cloning openH254"
+git clone https://github.com/cisco/openh264.git openh264
+
+cd openh264
+echo "*" >| .gitignore
+
+echo ">>> Making openh264"
+make
+
+echo ">>> Installing openh264"
+sudo make install
+
+cd ..
+
+echo ">>> Cloning ffmpeg"
+git clone https://git.ffmpeg.org/ffmpeg.git ffmpeg
+
+cd ffmpeg
+echo "*" >| .gitignore
+
+echo ">>> Configuring to build ffmpeg"
+export PKG_CONFIG_PATH=/usr/local/lib/pkgconfig
+
+./configure  --prefix=/usr/local \
+      --toolchain=hardened \
+      --pkg-config-flags="--static" \
+      --extra-cflags="-I/usr/local/include" \
+      --extra-ldflags="-L/usr/local/lib" \
+      --enable-pthreads \
+      --enable-version3 \
+      --enable-avresample \
+      --enable-gnutls \
+      --enable-libbluray \
+      --enable-libmp3lame \
+      --enable-libopus \
+      --enable-libsnappy \
+      --enable-libtheora \
+      --enable-libvorbis \
+      --enable-libvpx \
+      --enable-libwebp \
+      --enable-libxml2 \
+      --enable-lzma \
+      --enable-libfreetype \
+      --enable-libass \
+      --enable-libopencore-amrnb \
+      --enable-libopencore-amrwb \
+      --enable-libopenjpeg \
+      --enable-libspeex \
+      --enable-libsoxr \
+      --enable-libopenh264 \
+      --enable-shared \
+      --disable-static \
+      --disable-libjack \
+      --disable-indev=jack
+
+echo ">>> Building ffmpeg"
+make
+
+echo ">>> Installing ffmpeg"
+sudo make install
+
+sudo ldconfig
+
diff --git a/ci-scripts/linux/tahoma-buildopencv.sh b/ci-scripts/linux/tahoma-buildopencv.sh
new file mode 100755
index 00000000..5e8ec78a
--- /dev/null
+++ b/ci-scripts/linux/tahoma-buildopencv.sh
@@ -0,0 +1,51 @@
+cd thirdparty
+
+echo ">>> Cloning opencv"
+git clone https://github.com/opencv/opencv.git
+
+cd opencv
+echo "*" >| .gitignore
+
+mkdir build
+cd build
+
+echo ">>> Cmaking openv"
+cmake -DCMAKE_BUILD_TYPE=Release \
+      -DBUILD_JASPER=OFF \
+      -DBUILD_JPEG=OFF \
+      -DBUILD_OPENEXR=OFF \
+      -DBUILD_PERF_TESTS=OFF \
+      -DBUILD_PNG=OFF \
+      -DBUILD_PROTOBUF=OFF \
+      -DBUILD_TESTS=OFF \
+      -DBUILD_TIFF=OFF \
+      -DBUILD_WEBP=OFF \
+      -DBUILD_ZLIB=OFF \
+      -DBUILD_opencv_hdf=OFF \
+      -DBUILD_opencv_java=OFF \
+      -DBUILD_opencv_text=ON \
+      -DOPENCV_ENABLE_NONFREE=ON \
+      -DOPENCV_GENERATE_PKGCONFIG=ON \
+      -DPROTOBUF_UPDATE_FILES=ON \
+      -DWITH_1394=OFF \
+      -DWITH_CUDA=OFF \
+      -DWITH_EIGEN=ON \
+      -DWITH_FFMPEG=ON \
+      -DWITH_GPHOTO2=OFF \
+      -DWITH_GSTREAMER=ON \
+      -DWITH_JASPER=OFF \
+      -DWITH_OPENEXR=ON \
+      -DWITH_OPENGL=OFF \
+      -DWITH_QT=OFF \
+      -DWITH_TBB=ON \
+      -DWITH_VTK=ON \
+      -DBUILD_opencv_python2=OFF \
+      -DBUILD_opencv_python3=ON \
+      -DCMAKE_INSTALL_NAME_DIR=/usr/local/lib \
+      ..
+
+echo ">>> Building opencv"
+make
+
+echo ">>> Installing opencv"
+sudo make install
diff --git a/ci-scripts/linux/tahoma-buildpkg.sh b/ci-scripts/linux/tahoma-buildpkg.sh
new file mode 100755
index 00000000..0e251c42
--- /dev/null
+++ b/ci-scripts/linux/tahoma-buildpkg.sh
@@ -0,0 +1,61 @@
+#!/bin/bash
+source /opt/qt59/bin/qt59-env.sh
+
+echo ">>> Temporary install of Tahoma"
+export BUILDDIR=$(pwd)/toonz/build
+cd $BUILDDIR
+sudo make install
+
+sudo ldconfig
+
+echo ">>> Creating appDir"
+rm -rf appdir
+mkdir -p appdir/usr
+
+echo ">>> Copy and configure Tahoma installation in appDir"
+cp -r /opt/tahoma/* appdir/usr
+cp appdir/usr/share/applications/*.desktop appdir
+cp appdir/usr/share/icons/hicolor/*/apps/*.png appdir
+mv appdir/usr/lib/tahoma/* appdir/usr/lib
+rmdir appdir/usr/lib/tahoma
+
+echo ">>> Creating Tahoma directory"
+rm -rf Tahoma
+mkdir Tahoma
+
+echo ">>> Copying stuff to Tahoma/tahomastuff"
+
+mv appdir/usr/share/tahoma/stuff Tahoma/tahomastuff
+chmod -R 777 Tahoma/tahomastuff
+rmdir appdir/usr/share/tahoma
+
+if [ -d ../../thirdparty/ffmpeg/bin ]
+then
+   echo ">>> Copying FFmpeg to Tahoma/ffmpeg"
+   cp -R ../../thirdparty/ffmpeg/bin Tahoma/ffmpeg
+fi
+
+echo ">>> Creating Tahoma/Tahoma.AppImage"
+
+if [ ! -f linuxdeployqt*.AppImage ]
+then
+   wget -c "https://github.com/probonopd/linuxdeployqt/releases/download/continuous/linuxdeployqt-continuous-x86_64.AppImage"
+   chmod a+x linuxdeployqt*.AppImage
+fi
+
+export LD_LIBRARY_PATH=appdir/usr/lib/tahoma
+./linuxdeployqt*.AppImage appdir/usr/bin/Tahoma -bundle-non-qt-libs -verbose=0 -always-overwrite \
+   -executable=appdir/usr/bin/lzocompress \
+   -executable=appdir/usr/bin/lzodecompress \
+   -executable=appdir/usr/bin/tcleanup \
+   -executable=appdir/usr/bin/tcomposer \
+   -executable=appdir/usr/bin/tconverter \
+   -executable=appdir/usr/bin/tfarmcontroller \
+   -executable=appdir/usr/bin/tfarmserver 
+./linuxdeployqt*.AppImage appdir/usr/bin/Tahoma -appimage
+
+mv Tahoma*.AppImage Tahoma/Tahoma.AppImage
+
+echo ">>> Creating Tahoma Linux package"
+
+tar zcf Tahoma-linux.tar.gz Tahoma
diff --git a/ci-scripts/linux/tahoma-install.sh b/ci-scripts/linux/tahoma-install.sh
new file mode 100755
index 00000000..18532d35
--- /dev/null
+++ b/ci-scripts/linux/tahoma-install.sh
@@ -0,0 +1,45 @@
+sudo add-apt-repository --yes ppa:beineri/opt-qt597-xenial
+sudo add-apt-repository --yes ppa:achadwick/mypaint-testing
+sudo apt-get update
+sudo apt-get install -y cmake liblzo2-dev liblz4-dev libfreetype6-dev libpng-dev libegl1-mesa-dev libgles2-mesa-dev libglew-dev freeglut3-dev qt59script libsuperlu-dev qt59svg qt59tools qt59multimedia wget libusb-1.0-0-dev libboost-all-dev liblzma-dev libjson-c-dev libmypaint-dev libjpeg-turbo8-dev libglib2.0-dev qt59serialport
+sudo apt-get install -y nasm yasm libgnutls-dev libass-dev libbluray-dev libmp3lame-dev libopus-dev libsnappy-dev libtheora-dev libvorbis-dev libvpx-dev libwebp-dev libxml2-dev libfontconfig1-dev libfreetype6-dev libopencore-amrnb-dev libopencore-amrwb-dev libopenjpeg-dev libspeex-dev libsoxr-dev libopenjp2-7-dev
+sudo apt-get install -y python3-pip
+
+pip3 install --upgrade pip
+pip3 install numpy
+
+# Leave repo directory for this step
+cd ..
+
+# someone forgot to include liblz4.pc with the package, use the version from xenial, as it only depends on libc
+if [ ! -f liblz4.deb ]
+then
+   wget http://mirrors.kernel.org/ubuntu/pool/main/l/lz4/liblz4-1_0.0~r131-2ubuntu2_amd64.deb -O liblz4.deb
+fi
+
+if [ ! -f liblz4-dev.db ]
+then
+   wget http://mirrors.kernel.org/ubuntu/pool/main/l/lz4/liblz4-dev_0.0~r131-2ubuntu2_amd64.deb -O liblz4-dev.deb
+fi
+
+sudo dpkg -i liblz4.deb liblz4-dev.deb
+
+# Remove this as the version that is there is old and causes issues compiling opencv
+sudo apt-get remove libprotobuf-dev
+
+# Need protoc3 for some compiles.  don't use the apt-get version as it's too old.
+
+if [ ! -d protoc3 ]
+then
+   wget https://github.com/google/protobuf/releases/download/v3.6.1/protoc-3.6.1-linux-x86_64.zip
+   # Unzip
+   unzip protoc-3.6.1-linux-x86_64.zip -d protoc3
+fi
+
+# Move protoc to /usr/local/bin/
+sudo cp -pr protoc3/bin/* /usr/local/bin/
+
+# Move protoc3/include to /usr/local/include/
+sudo cp -pr protoc3/include/* /usr/local/include/
+
+sudo ldconfig
diff --git a/ci-scripts/osx/tahoma-build.sh b/ci-scripts/osx/tahoma-build.sh
new file mode 100755
index 00000000..06e86261
--- /dev/null
+++ b/ci-scripts/osx/tahoma-build.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+pushd thirdparty/tiff-4.0.3
+./configure --disable-lzma --without-x && make
+popd
+
+cd toonz
+
+mkdir build
+cd build
+
+QTVERSION=`ls /usr/local/Cellar/qt`
+echo "QT Version detected: $QTVERSION"
+
+if [ -d ../../thirdparty/canon/Header ]
+then
+   export CANON_FLAG=-DWITH_CANON=ON
+fi
+
+export PKG_CONFIG_PATH="$PKG_CONFIG_PATH:/usr/local/opt/jpeg-turbo/lib/pkgconfig"
+cmake ../sources  $CANON_FLAG \
+      -DQT_PATH=/usr/local/opt/qt/lib/ \
+      -DTIFF_INCLUDE_DIR=../../thirdparty/tiff-4.0.3/libtiff/ \
+      -DSUPERLU_INCLUDE_DIR=../../thirdparty/superlu/SuperLU_4.1/include/
+
+make -j7 # runs 7 jobs in parallel
diff --git a/ci-scripts/osx/tahoma-buildffmpeg.sh b/ci-scripts/osx/tahoma-buildffmpeg.sh
new file mode 100755
index 00000000..05dd04d5
--- /dev/null
+++ b/ci-scripts/osx/tahoma-buildffmpeg.sh
@@ -0,0 +1,49 @@
+cd thirdparty
+
+echo ">>> Cloning ffmpeg"
+git clone https://git.ffmpeg.org/ffmpeg.git ffmpeg
+
+cd ffmpeg
+echo "*" >| .gitignore
+
+echo ">>> Configuring to build ffmpeg"
+export PKG_CONFIG_PATH=/usr/local/lib/pkconfig
+
+./configure  --prefix=/usr/local \
+      --enable-shared \
+      --enable-pthreads \
+      --enable-version3 \
+      --enable-avresample \
+      --enable-gnutls \
+      --enable-libaom \
+      --enable-libbluray \
+      --enable-libdav1d \
+      --enable-libmp3lame \
+      --enable-libopus \
+      --enable-librav1e \
+      --enable-libsnappy \
+      --enable-libtesseract \
+      --enable-libtheora \
+      --enable-libvorbis \
+      --enable-libvpx \
+      --enable-libwebp \
+      --enable-libxml2 \
+      --enable-lzma \
+      --enable-libfontconfig \
+      --enable-libfreetype \
+      --enable-libass \
+      --enable-libopencore-amrnb \
+      --enable-libopencore-amrwb \
+      --enable-libopenjpeg \
+      --enable-libspeex \
+      --enable-libsoxr \
+      --enable-videotoolbox \
+      --enable-libopenh264 \
+      --disable-libjack \
+      --disable-indev=jack
+
+echo ">>> Building ffmpeg"
+make -j7 # runs 7 jobs in parallel
+
+echo ">>> Installing ffmpeg"
+make install
diff --git a/ci-scripts/osx/tahoma-buildopencv.sh b/ci-scripts/osx/tahoma-buildopencv.sh
new file mode 100755
index 00000000..dd1da149
--- /dev/null
+++ b/ci-scripts/osx/tahoma-buildopencv.sh
@@ -0,0 +1,52 @@
+cd thirdparty
+
+echo ">>> Cloning opencv"
+git clone https://github.com/opencv/opencv.git
+
+cd opencv
+echo "*" >| .gitignore
+
+mkdir build
+cd build
+
+echo ">>> Cmaking openv"
+cmake -DCMAKE_BUILD_TYPE=Release \
+      -DBUILD_JASPER=OFF \
+      -DBUILD_JPEG=OFF \
+      -DBUILD_OPENEXR=OFF \
+      -DBUILD_PERF_TESTS=OFF \
+      -DBUILD_PNG=OFF \
+      -DBUILD_PROTOBUF=OFF \
+      -DBUILD_TESTS=OFF \
+      -DBUILD_TIFF=OFF \
+      -DBUILD_WEBP=OFF \
+      -DBUILD_ZLIB=OFF \
+      -DBUILD_opencv_hdf=OFF \
+      -DBUILD_opencv_java=OFF \
+      -DBUILD_opencv_text=ON \
+      -DOPENCV_ENABLE_NONFREE=ON \
+      -DOPENCV_GENERATE_PKGCONFIG=ON \
+      -DPROTOBUF_UPDATE_FILES=ON \
+      -DWITH_1394=OFF \
+      -DWITH_CUDA=OFF \
+      -DWITH_EIGEN=ON \
+      -DWITH_FFMPEG=ON \
+      -DWITH_GPHOTO2=OFF \
+      -DWITH_GSTREAMER=OFF \
+      -DWITH_JASPER=OFF \
+      -DWITH_OPENEXR=ON \
+      -DWITH_OPENGL=OFF \
+      -DWITH_QT=OFF \
+      -DWITH_TBB=ON \
+      -DWITH_VTK=ON \
+      -DBUILD_opencv_python2=OFF \
+      -DBUILD_opencv_python3=ON \
+      -DCMAKE_MACOS_RPATH=FALSE \
+      -DCMAKE_INSTALL_NAME_DIR=/usr/local/lib \
+      ..
+
+echo ">>> Building opencv"
+make -j7 # runs 7 jobs in parallel
+
+echo ">>> Installing opencv"
+make install
diff --git a/ci-scripts/osx/tahoma-buildpkg.sh b/ci-scripts/osx/tahoma-buildpkg.sh
new file mode 100755
index 00000000..9fd8b707
--- /dev/null
+++ b/ci-scripts/osx/tahoma-buildpkg.sh
@@ -0,0 +1,59 @@
+#!/bin/bash
+export QTDIR=/usr/local/opt/qt
+export TOONZDIR=toonz/build/toonz
+
+# If found, use Xcode Release build
+if [ -d $TOONZDIR/Release ]
+then
+   export TOONZDIR=$TOONZDIR/Release
+fi
+
+echo ">>> Copying stuff to $TOONZDIR/Tahoma.app/tahomastuff"
+cp -R stuff $TOONZDIR/Tahoma.app/tahomastuff
+
+if [ -d thirdparty/ffmpeg/bin ]
+then
+   echo ">>> Copying FFmpeg to $TOONZDIR/Tahoma.app/ffmpeg"
+   cp -R thirdparty/ffmpeg/bin $TOONZDIR/Tahoma.app/ffmpeg
+fi
+
+if [ -d thirdparty/canon/Framework ]
+then
+   echo ">>> Copying canon framework to $TOONZDIR/Tahoma.app/Contents/Frameworks/EDSDK.Framework"
+   cp -R thirdparty/canon/Framework $TOONZDIR/Tahoma.app/Contents/Frameworks
+fi
+
+echo ">>> Configuring Tahoma.app for deployment"
+
+$QTDIR/bin/macdeployqt $TOONZDIR/Tahoma.app -verbose=0 -always-overwrite \
+   -executable=$TOONZDIR/Tahoma.app/Contents/MacOS/lzocompress \
+   -executable=$TOONZDIR/Tahoma.app/Contents/MacOS/lzodecompress \
+   -executable=$TOONZDIR/Tahoma.app/Contents/MacOS/tcleanup \
+   -executable=$TOONZDIR/Tahoma.app/Contents/MacOS/tcomposer \
+   -executable=$TOONZDIR/Tahoma.app/Contents/MacOS/tconverter \
+   -executable=$TOONZDIR/Tahoma.app/Contents/MacOS/tfarmcontroller \
+   -executable=$TOONZDIR/Tahoma.app/Contents/MacOS/tfarmserver 
+
+echo ">>> Correcting library paths"
+for X in `find $TOONZDIR/Tahoma.app/Contents -type f -name *.dylib -exec otool -l {} \; | grep -e "^toonz" -e"name \/usr\/local" | sed -e"s/://" -e"s/ (.*$//" -e"s/^ *name //"`
+do
+   Z=`echo $X | cut -c 1-1`
+   if [ "$Z" != "/" ]
+   then
+      LIBFILE=$X
+   else
+      Y=`basename $X`
+      W=`basename $LIBFILE`
+      if [ -f $TOONZDIR/Tahoma.app/Contents/Frameworks/$Y -a "$Y" != "$W" ]
+      then
+         echo "Fixing $X in $LIBFILE"
+         install_name_tool -change $X @executable_path/../Frameworks/$Y $LIBFILE
+      fi
+   fi
+done
+   
+echo ">>> Creating Tahoma-osx.dmg"
+
+$QTDIR/bin/macdeployqt $TOONZDIR/Tahoma.app -dmg -verbose=0
+
+mv $TOONZDIR/Tahoma.dmg $TOONZDIR/../Tahoma-osx.dmg
diff --git a/ci-scripts/osx/tahoma-install.sh b/ci-scripts/osx/tahoma-install.sh
new file mode 100755
index 00000000..5d86f80f
--- /dev/null
+++ b/ci-scripts/osx/tahoma-install.sh
@@ -0,0 +1,16 @@
+#!/bin/bash
+brew update
+# from Homebrew 1.6.0 the old formula for obtaining Qt5.9.2 becomes invalid.
+# so we start to use the latest version of Qt. (#1910)
+brew install qt clang-format glew lz4 lzo libusb libmypaint jpeg-turbo nasm yasm aom dav1d fontconfig freetype gnutls lame libass libbluray libsoxr libvorbis libvpx opencore-amr openh264 openjpeg opus rav1e sdl2 snappy speex tesseract theora webp xvid xz
+brew tap tcr/tcr
+# delete older qt versions and make sure to have only the latest
+brew cleanup qt
+# temp workaround to brew installed glew cmake info overriding glew lib detection
+# which causes compiling issues later
+if [ -L /usr/local/lib/cmake/glew ]
+then
+   echo "Symbolic link '/usr/local/lib/cmake/glew' detected. Removing to avoid glew lib detection issue!"
+   ls -l /usr/local/lib/cmake/glew
+   rm /usr/local/lib/cmake/glew
+fi
diff --git a/toonz/sources/CMakeLists.txt b/toonz/sources/CMakeLists.txt
index 90a6301c..22a449c4 100644
--- a/toonz/sources/CMakeLists.txt
+++ b/toonz/sources/CMakeLists.txt
@@ -284,12 +284,11 @@ if(BUILD_ENV_MSVC)
         PATHS "C:/OpenCV/opencv/build" "C:/opencv/build" "C:/Tools/opencv/build"
     )
 elseif(BUILD_ENV_UNIXLIKE)
-    find_package(OpenCV 3.2 REQUIRED)
+    find_package(OpenCV REQUIRED)
 else()
-    find_package(OpenCV 4.1 REQUIRED
-        # PATHS "/Users/turtletooth/opencv_build/"
-    )
+    find_package(OpenCV 4.1 REQUIRED)
 endif()
+
 include_directories(
     ${SDKROOT}/libjpeg-turbo64/include
     ${OpenCV_INCLUDE_DIRS}
diff --git a/toonz/sources/image/ffmpeg/tiio_ffmpeg.cpp b/toonz/sources/image/ffmpeg/tiio_ffmpeg.cpp
index b1b4854c..50a7551a 100644
--- a/toonz/sources/image/ffmpeg/tiio_ffmpeg.cpp
+++ b/toonz/sources/image/ffmpeg/tiio_ffmpeg.cpp
@@ -46,7 +46,14 @@ bool Ffmpeg::checkFfmpeg() {
     }
 #endif
 
-  // give up
+#ifdef LINUX
+	path = QDir::currentPath() + "/ffmpeg/ffmpeg";
+	if (TSystem::doesExistFileOrLevel(TFilePath(path))) {
+		Preferences::instance()->setValue(ffmpegPath, QDir::currentPath() + "/ffmpeg/");
+		return true;
+	}
+#endif
+	// give up
   return false;
 }
 
@@ -76,7 +83,15 @@ bool Ffmpeg::checkFfprobe() {
     }
 #endif
 
-  // give up
+#ifdef LINUX
+	path = QDir::currentPath() + "/ffmpeg/ffprobe";
+	if (TSystem::doesExistFileOrLevel(TFilePath(path))) {
+		Preferences::instance()->setValue(ffmpegPath, QDir::currentPath() + "/ffmpeg/");
+		return true;
+	}
+#endif
+
+	// give up
   return false;
 }