diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,10 @@
 
 ## Unreleased
 
+## 0.2.1.0
+
+- Added support for writing files as GLTF/GLB
+
 ## 0.2.0.0
 
 - Add an example demonstrating both `Waterfall.BoundingBox.Oriented` and `Waterfall.BoundingBox.AxisAligned`
diff --git a/app/Main.hs b/app/Main.hs
--- a/app/Main.hs
+++ b/app/Main.hs
@@ -9,7 +9,7 @@
 import OffsetExample (offsetExample)
 import TextExample (textExample)
 import BoundingBoxExample (boundingBoxExample)
-import Waterfall.IO (writeSTL, writeSTEP)
+import Waterfall.IO (writeSTL, writeSTEP, writeGLTF, writeGLB)
 import qualified Waterfall.Solids as Solids
 import qualified Options.Applicative as OA
 import Control.Applicative ((<|>), liftA2)
@@ -17,10 +17,14 @@
 
 outputOption :: OA.Parser (Solids.Solid -> IO ()) 
 outputOption =
-    let stlOption = writeSTL <$> (OA.option OA.auto (OA.long "resolution" <> OA.help "stl file linear tolerance") <|> pure 0.001) <*>
-                        OA.strOption (OA.long "stl" <> OA.metavar "Stl file to write results to")
+    let stlOption = (flip writeSTL) <$> OA.strOption (OA.long "stl" <> OA.metavar "Stl file to write results to")
+        gltfOption = (flip writeGLTF) <$> OA.strOption (OA.long "gltf" <> OA.metavar "GLTF file to write results to")
+        glbOption = (flip writeGLB) <$> OA.strOption (OA.long "glb" <> OA.metavar "GLB file to write results to")
+        meshOptionsNoResolution = stlOption <|> gltfOption <|> glbOption
+        meshOptions = meshOptionsNoResolution <*>
+            (OA.option OA.auto (OA.long "resolution" <> OA.help "linear tolerance for mesh file formats") <|> pure 0.001)
         stepOption = writeSTEP <$> OA.strOption (OA.long "step" <> OA.metavar "Stl file to write results to")
-     in stlOption <|> stepOption
+     in meshOptions <|> stepOption
 
 exampleOption :: OA.Parser (IO Solids.Solid)
 exampleOption = 
diff --git a/waterfall-cad-examples.cabal b/waterfall-cad-examples.cabal
--- a/waterfall-cad-examples.cabal
+++ b/waterfall-cad-examples.cabal
@@ -5,7 +5,7 @@
 -- see: https://github.com/sol/hpack
 
 name:           waterfall-cad-examples
-version:        0.2.0.0
+version:        0.2.1.0
 synopsis:       Examples for Waterfall CAD, a Declarative CAD/Solid Modeling Library
 description:    Please see the README on GitHub at <https://github.com/joe-warren/opencascade-hs#readme>
 category:       Graphics
@@ -46,9 +46,9 @@
       base >=4.7 && <5
     , lens ==5.*
     , linear >=1.21 && <2
-    , opencascade-hs >=0.2.0.0 && <0.3
+    , opencascade-hs >=0.2.1.0 && <0.3
     , optparse-applicative >=0.17 && <0.19
-    , waterfall-cad >=0.2.0.0 && <0.3
+    , waterfall-cad >=0.2.1.0 && <0.3
   default-language: Haskell2010
 
 executable waterfall-cad-examples
@@ -62,8 +62,8 @@
       base >=4.7 && <5
     , lens ==5.*
     , linear >=1.21 && <2
-    , opencascade-hs >=0.2.0.0 && <0.3
+    , opencascade-hs >=0.2.1.0 && <0.3
     , optparse-applicative >=0.17 && <0.19
-    , waterfall-cad >=0.2.0.0 && <0.3
+    , waterfall-cad >=0.2.1.0 && <0.3
     , waterfall-cad-examples
   default-language: Haskell2010