Last updated: October 26, 2026
GolfSpeed is built on the following open-source software. We are grateful to all contributors. All licenses are reproduced in full below each component.
@tensorflow/tfjs
Use: WebGL-accelerated machine learning runtime in the browser
Copyright 2018 Google LLC
TensorFlow, the TensorFlow logo and any related marks are trademarks of Google LLC.
Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Full license text ↗
Model weights via TF Hub
Use: 17-keypoint human pose estimation model used for golf swing analysis. Loaded at runtime from TF Hub. The body crop tracking follows the MoveNet tutorial's crop-region algorithm.
Copyright 2021 Google LLC
Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Full license text ↗
mp4box
Use: MP4 demuxing for frame-accurate video decoding via WebCodecs
Copyright (c) 2012, Telecom ParisTech/TSI/MM/GPAC — Cyril Concolato
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice. 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. Full license text ↗
next
Use: React framework for the web application
Copyright (c) 2024 Vercel, Inc.
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. Full license text ↗
react
Use: UI component library
Copyright (c) Meta Platforms, Inc. and affiliates.
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. Full license text ↗
next-auth
Use: Authentication (Google OAuth)
Copyright (c) 2018-2021 Iain Collins
Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies. Full license text ↗
prisma / @prisma/client
Use: Database ORM for PostgreSQL
Copyright (c) 2019–2024 Prisma Data, Inc.
Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Full license text ↗
tailwindcss
Use: Utility-first CSS framework
Copyright (c) Tailwind Labs, Inc.
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. Full license text ↗
stripe
Use: Payment processing SDK
Copyright (C) 2011 Ask Bjørn Hansen
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. Full license text ↗
pg
Use: PostgreSQL client for Node.js
Copyright (c) 2010–2021 Brian Carlson
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. Full license text ↗