diff --git a/README.md b/README.md
index cf713a0..e8e8063 100644
--- a/README.md
+++ b/README.md
@@ -5,10 +5,13 @@ GStreamer plugins related to the field of machine vision.
 
 Image acquisition elements
 ------------------
+- bitflowsrc: Video source for [BitFlow frame grabbers][10] (analog, Camera Link, CoaXPress)
 - edtpdvsrc: Video source for [EDT PDV frame grabbers][1] (Camera Link)
 - edtpdvsink: Video sink for [EDT PDV Camera Link simulator][2]
 - euresyssrc: Video source for [Euresys PICOLO, DOMINO and GRABLINK series frame grabbers][3] (analog, Camera Link)
-- framelinksrc: Video source for [IMPERX FrameLink and FrameLink Express frame grabbers][5] (Camera Link)
+- idsueyesrc: Video source for [IDS uEye cameras][11] (GigE Vision, USB 2/3, USB3 Vision)
+- imperxflexsrc: Video source for [IMPERX FrameLink and FrameLink Express frame grabbers][5] (Camera Link)
+- matroxsrc: Video source for [MATROX Imaging Library (MIL)][12] (analog, Camera Link, Camera Link HS, CoaXPress, DVI-D, FireWire, GigE Vision, SDI)
 - niimaqsrc: Video source for [National Instruments IMAQ frame grabbers][6] (analog, parallel digital, Camera Link)
 - niimaqdxsrc: Video source for [National Instruments IMAQdx library][7] (GigE Vision, FireWire, USB3 Vision)
 - phoenixsrc: Video source for [Active Silicon Phoenix frame grabbers][8] (HD-SDI, LVDS, Camera Link)
@@ -18,13 +21,17 @@ Image acquisition elements
 Other elements
 --------------
 - sfx3dnoise: Applies 3D noise to video
-- videolevels: Scales monochrome 16-bit video to 8-bit, via manual setpoints or AGC
+- videolevels: Scales monochrome 8- or 16-bit video to 8-bit, via manual setpoints or AGC
 
 Dependencies
 ------------
 - GStreamer 1.2.x
 - Specific frame grabber SDKs
 
+See also
+--------
+- [Aravis][13], Linux open source GStreamer plugin for GigE Vision and USB3 Vision cameras
+
 [1]: http://www.edt.com/camera_link.html
 [2]: http://www.edt.com/pcidv_cls.html
 [3]: http://www.euresys.com/Products/FrameGrabber.asp
@@ -34,3 +41,7 @@ Dependencies
 [7]: http://sine.ni.com/nips/cds/view/p/lang/en/nid/12892
 [8]: http://www.activesilicon.com/products_fg_phx.htm
 [9]: https://www.teledynedalsa.com/imaging/products/fg/
+[10]: http://www.bitflow.com
+[11]: http://www.ids-imaging.com
+[12]: http://www.matrox.com/imaging
+[13]: https://github.com/AravisProject/aravis
\ No newline at end of file