diff --git a/AUTHORS b/AUTHORS
new file mode 100644
index 0000000..83e707d
--- /dev/null
+++ b/AUTHORS
@@ -0,0 +1,11 @@
+Chris Hammond <chammond@prattmiller.com>
+David Lechner <david@pybricks.com>
+Flatmush <Flatmush@gmail.com>
+Gaëtan Harter <gaetan.harter@fu-berlin.de>
+Joe Schaack <joe.schaack@gmail.com>
+Martin Larralde <martin.larralde@ens-paris-saclay.fr>
+Petteri Aimonen <Petteri.Aimonen@gmail.com, jpa@github.mail.kapsi.fi>
+Stargirl Flowers <me@thea.codes>
+Vincent del Medico <vincent.del.medico@gmail.com>
+Vitaly Puzrin <vitaly@rcdesign.ru>
+Xin Li <sam@babeltimeus.com>
diff --git a/LICENSE b/LICENSE
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--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,20 @@
+libfixmath is Copyright (c) 2011-2021 Flatmush <Flatmush@gmail.com>,
+Petteri Aimonen <Petteri.Aimonen@gmail.com>, & libfixmath AUTHORS
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.