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Top 14 C++ signal-processing Projects
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JetBrains
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brainflow
BrainFlow is a library intended to obtain, parse and analyze EEG, EMG, ECG and other kinds of data from biosensors
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https://github.com/swesterfeld/audiowmark
Incidentally, the latter also supports applying the watermark payload to HLS segments.
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InfluxDB
InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
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Smoothed
An Arduino library that allows smoothing of a sensor input using various methods. Uses a template class to ensure sensor readings in any numerical data type can be handled. This makes it both lightweight and flexible.
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itpp
IT++ library mirror/fork. C++ library of mathematical, signal processing and communication classes and functions.
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Sevalla
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NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
C++ signal-processing discussion
C++ signal-processing related posts
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Bypassing Watermark Implementations
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Just scrolled past a certain sarcastic Flatwittoid poast about not beïng able to see satellites in photographs. The whole frame of this represents *one single pixel of a high resolution* image, & the smiley represents a satellite. Details inside.
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Looking for someone with more experience in the flat earth debate that can review and expand my comment posted in the truckers subreddit.
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Need some Guidance for Setup
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Calculating Position from Raw GPS Data (2017)
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How do flat earthers think GPS works?
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Wavelet Buffer In A Nutshell
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A note from our sponsor - Sevalla
sevalla.com | 1 Sep 2025
Index
What are some of the best open-source signal-processing projects in C++? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | gnss-sdr | 1,871 |
| 2 | brainflow | 1,483 |
| 3 | audiowmark | 492 |
| 4 | MoogLadders | 352 |
| 5 | qt-dab | 335 |
| 6 | SPTK | 239 |
| 7 | beatmup | 204 |
| 8 | DDCToolbox | 163 |
| 9 | cornrow | 101 |
| 10 | Smoothed | 78 |
| 11 | Kalman | 60 |
| 12 | itpp | 40 |
| 13 | eidos-audition | 32 |
| 14 | WaveletBuffer | 13 |
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