diff --git a/satellites/ffmpeg.sat b/satellites/ffmpeg.sat
index 500e19e..f57b4c3 100644
--- a/satellites/ffmpeg.sat
+++ b/satellites/ffmpeg.sat
@@ -1,26 +1,13 @@
 name=ffmpeg
-version=3.3.2
+version=3.4.1
 update_url='https://ffmpeg.org/download.html'
 
-# Extract from EXTERNAL_LIBRARY_LIST in the configure script, except EXTERNAL_AUTODETECT_LIBRARY_LIST and EXTERNAL_LIBRARY_NONFREE_LIST
-# Last update: 3.3
-# NOTE: Not everything has been tested.
-optional_libraries='avisynth frei0r libcdio librubberband libvidstab libx264 libx265 libxavs libxvid gmp libopencore_amrnb libopencore_amrwb libvo_amrwbenc libsmbclient chromaprint crystalhd gcrypt gnutls jni ladspa libass libbluray libbs2b libcaca libcelt libdc1394 libflite libfontconfig libfreetype libfribidi libgme libgsm libiec61883 libilbc libkvazaar libmodplug libmp3lame libnut libopencv libopenh264 libopenjpeg libopenmpt libopus libpulse librtmp libschroedinger libshine libsmbclient libsnappy libsoxr libspeex libssh libtesseract libtheora libtwolame libv4l2 libvorbis libvpx libwavpack libwebp libzimg libzmq libzvbi mediacodec netcdf openal opencl opengl videotoolbox'
-for opt in $optional_libraries; do
-    define_option "!$opt: Enable support for $opt"
-done
-
 dlextract "http://ffmpeg.org/releases/$name-$version.tar.bz2" \
-          'e6e3b5f85eb5cb5448501fe4d8ca5bd0'
+          'bbf3fcded80c33968c91bf323a744286'
 _
 
 cd "$name-$version"
 
-optional=""
-for opt in $optional_libraries; do
-    option $opt && optional="$optional --enable-$opt"
-done
-
 # ffmpeg uses it's own configure script with arguably differing options to the
 #   regular GNU autotools configure scripts.
 # Not using compile_configure due to that.
@@ -34,7 +21,10 @@ done
     --mandir="/$dir_prefix/$dir_man" \
     --enable-gpl \
     --enable-version3 \
-    $optional
+    $(pkg-config --exists gnutls && echo --enable-gnutls) \
+    $(pkg-config --exists vpx && echo --enable-libvpx) \
+    $(pkg-config --exists vorbis && echo --enable-libvorbis) \
+    $(pkg-config --exists libass && echo --enable-libass)
 
 make
 make DESTDIR="$dir_install" install
diff --git a/satellites/libass.sat b/satellites/libass.sat
index 96baf96..8850d21 100644
--- a/satellites/libass.sat
+++ b/satellites/libass.sat
@@ -1,11 +1,11 @@
 import 'compile/configure'
 
 name=libass
-version=0.13.7
+version=0.14.0
 update_url="https://github.com/libass/$name/releases"
 
 dlextract "https://github.com/libass/$name/releases/download/$version/$name-$version.tar.xz" \
-          'ed16057b34a7f13330f416dd8c9a2032'
+          '5b8c23340654587b8a472cb74ee9366b'
 _
 
 cd "$name-$version"
diff --git a/satellites/mpv.sat b/satellites/mpv.sat
index e49d4e6..f1ce654 100644
--- a/satellites/mpv.sat
+++ b/satellites/mpv.sat
@@ -1,12 +1,12 @@
 import 'compile/waf'
 
 name=mpv
-version=0.26.0
+version=0.27.0
 update_url="https://github.com/mpv-player/$name/releases"
 update_names="/archive/v$version.tar.gz"
 
 dlextract "https://github.com/mpv-player/$name/archive/v$version/$name-$version.tar.gz" \
-          '038d0b660de07ff645ad6a741704ecab'
+          'ec86f42b091d891f9a932de0f6e873ad'
 _
 
 cd "$name-$version"
diff --git a/satellites/python3-socks.sat b/satellites/python3-socks.sat
new file mode 100644
index 0000000..9a7f4d7
--- /dev/null
+++ b/satellites/python3-socks.sat
@@ -0,0 +1,15 @@
+import 'compile/python'
+
+name=PySocks
+version=1.6.8
+update_url="https://github.com/Anorov/$name/releases"
+update_names="/archive/$version.tar.gz"
+
+dlextract "https://github.com/Anorov/$name/archive/$version/$name-$version.tar.gz" \
+          'ec13b71d9fe06433ae7fa7a96da71822'
+_
+
+cd "$name-$version"
+compile_python 3
+
+# vim:set tabstop=4 shiftwidth=4 syntax=sh expandtab:
diff --git a/satellites/python3-websocket-client.sat b/satellites/python3-websocket-client.sat
new file mode 100644
index 0000000..d610cb9
--- /dev/null
+++ b/satellites/python3-websocket-client.sat
@@ -0,0 +1,15 @@
+import 'compile/python'
+
+name=websocket-client
+version=0.46.0
+update_url="https://github.com/$name/$name/releases"
+update_names="/archive/v$version.tar.gz"
+
+dlextract "https://github.com/$name/$name/archive/v$version/$name-$version.tar.gz" \
+          '59af7779c3e8bf6653a2e159f58ee328'
+_
+
+cd "$name-$version"
+compile_python 3
+
+# vim:set tabstop=4 shiftwidth=4 syntax=sh expandtab:
diff --git a/satellites/streamlink.sat b/satellites/streamlink.sat
index 6adbf42..8bb2f8c 100644
--- a/satellites/streamlink.sat
+++ b/satellites/streamlink.sat
@@ -1,11 +1,11 @@
 import 'compile/python'
 
 name=streamlink
-version=0.7.0
+version=0.9.0
 update_url="https://github.com/$name/$name/releases"
 
 dlextract "https://github.com/$name/$name/releases/download/$version/$name-$version.tar.gz" \
-          'fa4b53f95f862eb079fea5812fe912c3'
+          'd54ced2e9f20d307e16a8e1dae1217c1'
 _
 
 cd "$name-$version"
diff --git a/satellites/youtube-dl.sat b/satellites/youtube-dl.sat
index 277333b..1d42b16 100644
--- a/satellites/youtube-dl.sat
+++ b/satellites/youtube-dl.sat
@@ -1,11 +1,11 @@
 import 'compile/python'
 
 name=youtube-dl
-version=2017.07.15
+version=2018.01.07
 update_url="http://rg3.github.io/$name/download.html"
 
 dlextract "https://yt-dl.org/downloads/$version/$name-$version.tar.gz" \
-          '03926f2e46cfe993725734aa395a9413'
+          '49ef4d7c3522eadad4fc57b8c47b4c6d'
 _
 
 cd "$name"