1Skia Graphics Library
2=====================
3
4Skia is an open source 2D graphics library which provides common APIs that work
5across a variety of hardware and software platforms.  It serves as the graphics
6engine for Google Chrome and Chrome OS, Android, Flutter, Mozilla Firefox and
7Firefox OS, and many other products.
8
9Skia is sponsored and managed by Google, but is available for use by anyone
10under the BSD Free Software License.  While engineering of the core components
11is done by the Skia development team, we consider contributions from any
12source.
13
14  * Canonical source tree:
15    [skia.googlesource.com/skia](https://skia.googlesource.com/skia).
16  * Issue tracker:
17    [bug.skia.org](https://bug.skia.org/).
18  * Discussion forum:
19    [skia-discuss@googlegroups.com](https://groups.google.com/forum/#!forum/skia-discuss).
20  * API Reference and Overview: [skia.org/user/api](https://skia.org/user/api/).
21  * Skia Fiddle: [fiddle.skia.org](https://fiddle.skia.org/c/@skcanvas_paint).
22
23Showcase
24--------
25
26Click on any image below to see the source code that generated the image.
27<table>
28  <tr><th>Shapes</th><th>Bézier Curves</th></tr>
29  <tr>
30    <td>
31      <a href='https://fiddle.skia.org/c/@shapes'><img src='https://fiddle.skia.org/i/@shapes_raster.png'></a>
32    </td>
33    <td>
34      <a href='https://fiddle.skia.org/c/@bezier_curves'><img src='https://fiddle.skia.org/i/@bezier_curves_raster.png'></a>
35    </td>
36  </tr>
37
38  <tr><th>Translations and Rotations</th><th>Text Rendering</th></tr>
39  <tr>
40    <td>
41      <a href='https://fiddle.skia.org/c/@rotations'><img src='https://fiddle.skia.org/i/@rotations_raster.png'></a>
42    </td>
43    <td>
44      <a href='https://fiddle.skia.org/c/@text_rendering'><img src='https://fiddle.skia.org/i/@text_rendering_raster.png'></a>
45    </td>
46  </tr>
47
48  <tr><th>Discrete Path Effects</th><th>Composed Path Effects</th></tr>
49  <tr>
50    <td>
51      <a href='https://fiddle.skia.org/c/@discrete_path'><img src='https://fiddle.skia.org/i/@discrete_path_raster.png'></a>
52    </td>
53    <td>
54      <a href='https://fiddle.skia.org/c/@compose_path'><img src='https://fiddle.skia.org/i/@compose_path_raster.png'></a>
55    </td>
56  </tr>
57  <tr><th>Sum Path Effects</th><th>Shaders</th></tr>
58  <tr>
59    <td>
60      <a href='https://fiddle.skia.org/c/@sum_path_effect'><img src='https://fiddle.skia.org/i/@sum_path_effect_raster.png'></a>
61    </td>
62    <td>
63      <a href='https://fiddle.skia.org/c/@shader'><img src='https://fiddle.skia.org/i/@shader_raster.png'></a>
64    </td>
65  </tr>
66</table>
67
68Roadmap
69-------
70For a look at high level themes we have on tap the next 6-12 months, view our
71roadmap [here](https://docs.google.com/document/d/1LSdO3I-IdZVZCtEnW9pu3k_32gfPIcB_YeSn-OJBGZI/edit?usp=sharing).
72Note it is a living document that changes based on the requirements of our users.
73
74Platforms
75---------
76  * Windows 7, 8, 8.1, 10
77  * macOS 10.10.5 or later
78  * iOS 8 or later
79  * Android 4.1 (JellyBean) or later
80  * Ubuntu 14.04+, Debian 8+, openSUSE 13.3+, or Fedora Linux 24+
81