Patchform

Patchform is a real-time audio node editor written in C++.

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✨ Features

• ⚡ Real-Time DSP Engine – Lock-free, allocation-free during audio processing.
• 🎛 Node-Based System – Create graphs with audio, data, and event connections.
• 🧠 Static Node Definition – Nodes self-register with minimal boilerplate.
• 🔀 Multi-Graph Swap – Supports atomic swapping of full graphs with double buffering.
• 🖱️ Custom UI Toolkit – Built with NanoVG.
• 🔌 PortAudio / RtMidi – Cross-platform audio and MIDI I/O (coming soon).
• 🧩 Modular Plugin SDK – Designed to support DLL-style plugin modules (coming soon).

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🛠️ Dependencies

• SDL3
• PortAudio
• RtMidi
• libsamplerate
• pffft
• NanoVG
• simde (SIMD math library)
• moodycamel::ConcurrentQueue
• moodycamel::readerwriterqueue
• nlohmann json

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📦 Packaging

Windows

NSIS Required

To package the application for Windows using the provided build system:

1. Install NSIS (Nullsoft Scriptable Install System)
   → https://nsis.sourceforge.io/ Install from terminal:

   1. scoop: scoop install nsis
   2. winget: winget install NSIS.NSIS

2. Ensure makensis is available in your system's PATH.

3. Build in Release mode and set PackageInstaller as the CMake target.

The installer will be generated at:
/installer/windows/PatchformStandaloneInstaller.exe

⚠️ Packaging will fail if NSIS is not installed or if you're building in Debug mode.

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📄 License

Patchform uses a dual-license model:

• GPL3 for open-source projects
• Commercial license available for proprietary integrations

🤝 Contributions

Patchform is currently in active internal development.
External contributions are not being accepted at this time — but stay tuned!