Open-source alternatives to Pslab Hardware

Fritzing is electronic circuit design software used for documenting hardware builds. It functions as a hardware documentation tool and a printed circuit board layout tool, allowing users to create visual representations of circuits through breadboard, schematic, and board views. The software includes a dedicated electronic component modeler for creating digital representations and custom parts for component libraries. It supports a full manufacturing workflow, enabling the translation of digital circuit sketches into professional board orders through integrated production services. The appli

Tasmota is a universal firmware platform for ESP8266 and ESP32 microcontrollers, designed to provide local control and management of smart home hardware. It functions as an event-driven automation controller that replaces proprietary factory firmware, allowing users to manage relays, sensors, and lighting systems without relying on external cloud services. The system is built on a modular driver architecture that enables dynamic hardware configuration and peripheral support through a web-based management interface. The platform distinguishes itself through a template-driven hardware mapping s

Mayhem-Firmware is a custom firmware for the PortaPack add-on that transforms a HackRF software-defined radio into a standalone handheld device capable of receiving, transmitting, and analyzing radio signals across a wide frequency range. The firmware provides a complete operational environment with an event-driven touchscreen interface, a menu-driven application launcher, and a real-time sample streaming pipeline that connects the hardware abstraction layer to a suite of modular applications. All user data, including frequency presets, captures, and configuration files, are stored on a remova

Logicanalyzer is a digital logic analyzer and signal visualizer designed for capturing and analyzing high-speed digital signal transitions. It functions as a protocol decoder that translates raw digital signals into human-readable frames and operates as a network capture tool to acquire data remotely over TCP. The system is an extensible protocol analyzer, allowing the development of custom decoders and renderers for proprietary protocols through external libraries. It supports remote hardware capturing via WiFi and provides a mechanism to increase available digital channels through multi-dev

The Open Book is an open-source hardware project and DIY electronics blueprint for assembling a handheld text reader. The device consists of a custom printed circuit board, an e-paper display, and a removable SD card storage system. The project focuses on open hardware prototyping, allowing for the assembly of a reader from sourced components and the modification of circuit layouts using electronic design software. It integrates a driver module to interface the processor with the e-paper screen and utilizes a flash memory interface to store system firmware and text files. The hardware design

AI-on-the-edge-device is an edge AI meter digitizer and computer vision image processor designed to convert images of analog and digital utility meters into numeric values. It functions as an IoT gateway that runs neural network inference locally on hardware to monitor water, power, and gas readings. The system is distinguished by its ability to handle both analog pointers and digital digits through custom-trained neural networks. It includes specialized tools for image alignment, region-of-interest extraction, and hardware-level lighting control to minimize glare on glass surfaces. To mainta

Aubio is an audio analysis and digital signal processing library designed for music information retrieval. It provides a suite of tools for extracting musical features, estimating fundamental frequencies, and tracking rhythmic pulses in audio streams. The library specializes in the detection of pitch and beat, enabling the extraction of musical notes and the estimation of overall tempo. It also includes capabilities for automatic onset detection to identify the start of sonic events and the separation of audio signals into percussive transients and steady-state tonal components. The system c

ThinkDSP is a Python-based audio signal processing framework and educational resource designed for studying the mathematical properties of digital audio and waveforms. It functions as a digital signal processing library that provides tools for performing frequency analysis and harmonic decomposition of sound waves. The project covers the fundamentals of audio frequency analysis and sound synthesis, enabling the decomposition of sound into harmonics to analyze or modify spectral content. It facilitates Python audio programming by providing the means to manipulate audio files and generate synth

ArrayFire is a hardware-agnostic compute framework and JIT-compiled tensor engine designed for high-performance numerical computing. It serves as a GPU numerical computing library and parallel signal processing toolkit that abstracts hardware backends, allowing the same codebase to execute across various GPU architectures and CPUs. The project distinguishes itself through a JIT engine that uses expression compilation to fuse operations and minimize memory overhead. It employs a deferred execution graph to optimize computation chains and provides interoperability primitives to share data and e

This project is a scientific computing framework for the .NET ecosystem, providing a comprehensive suite of libraries for numerical analysis, statistics, and mathematical optimization. It serves as a foundational toolkit for developing applications in machine learning, digital signal processing, and computer vision. The framework provides specialized toolkits for training and deploying predictive models, including neural networks, support vector machines, and decision trees. It further distinguishes itself with deep integrations for real-time visual analysis, such as object tracking and facia

SDRangel is a comprehensive software-defined radio suite and digital signal processing framework. It functions as an RF spectrum analyzer and modular radio demodulator, providing a unified hardware abstraction layer to connect various radio devices to software processing pipelines for data acquisition and transmission. The platform is distinguished by its modular architecture, which uses a data-flow graph of dynamic libraries to construct signal processing chains. This allows for a plugin-based environment where users can extract audio and digital data from raw radio signals using various mod

This project is a system audio processor and digital signal processing engine designed to enhance system-wide sound volume and clarity. It functions as a high-fidelity sound enhancer and parametric audio equalizer that shapes the sonic profile and timbre of audio across all output devices. The software utilizes a virtual audio device driver to intercept system audio streams at the kernel level, redirecting them through a processing pipeline. This allows for real-time sound processing and low-latency audio filtration to minimize the delay between sound generation and output. The system covers

This library provides a collection of low-level abstractions for interacting with hardware peripherals on Raspberry Pi devices using the Rust programming language. It serves as a type-safe interface for controlling physical pins and managing communication with external electronic components and sensors. The project distinguishes itself through its use of compile-time abstractions that map high-level function calls directly to hardware instructions, ensuring minimal runtime overhead. It provides consistent access to hardware by wrapping kernel-level device interfaces and memory-mapped register

Pydub is a Python audio manipulation library and digital audio processor used for editing, slicing, and converting audio files and segments. It serves as a programmatic wrapper for FFmpeg to import and export a wide variety of audio formats. The library functions as an audio signal generator capable of creating synthetic waveforms, such as sine waves and white noise. It also provides tools for digital signal processing, including the application of filters, fades, crossfades, and gain adjustments to sound signals. Its broader capabilities cover programmatic audio editing through concatenatio

miniaudio is a single-file C audio library used for audio playback, capture, and hardware interfacing across multiple operating systems. It functions as an audio hardware abstraction layer, an audio processing engine, an audio synthesis engine, and a codec and resampler. The project implements a node-graph based system for routing digital audio signals, mixing, and 3D spatialization. It also includes a programmatic generator for noise patterns and basic waveforms used for sound creation and signal testing. The library covers digital signal processing, including audio format conversion and sa

MicroPython is a lean implementation of Python 3 optimized to run on microcontrollers and other resource-constrained systems. It serves as a cross-platform embedded runtime and hardware abstraction layer, providing a firmware framework that maps high-level software commands to specific microcontroller registers across diverse processor architectures. The project functions as an embedded language interpreter that enables rapid prototyping on hardware through an interactive read-eval-print loop. It supports a wide range of target environments, including ARM, ESP32, STM32, RISC-V, and WebAssembl

This repository is a comprehensive collection of reference implementations and sample libraries for the Universal Windows Platform. It provides practical examples of how to use Windows Runtime APIs to build cross-device applications, including detailed guidance on XAML-based declarative user interfaces and DirectX-integrated rendering. The project distinguishes itself by providing a wide array of hardware integration suites, covering low-level communication with USB, Serial, I2C, SPI, and GPIO peripherals. It includes specialized implementations for mixed reality holographic rendering, advanc

Shairport-sync is an AirPlay audio streaming receiver that enables the reception of wireless audio streams from Apple devices and routes them to system sound servers or hardware devices. Its primary purpose is to facilitate multi-room audio synchronization, aligning output across multiple playback devices to ensure content plays in unison. The project distinguishes itself through advanced digital signal processing, including impulse-response convolution filtering to correct frequency response. It provides precise audio timing adjustments to compensate for amplifier latency and offers extended

u8g2 is a monochrome display driver library written in C and C++ for rendering graphics and text on OLED and LCD screens. It functions as an embedded graphics library and font renderer, providing a hardware abstraction layer to manage communication with display controllers. The library is distinguished by its flexible memory management, offering both full-screen memory mapping for arbitrary drawing and page-based frame buffering to reduce RAM consumption. It further optimizes resource usage through direct-to-display text rendering, which bypasses intermediate memory buffers. The framework co

XUAN is an autonomous vehicle control system that integrates microcontrollers and sensors to manage hardware drivers and AI module communication. It consists of embedded vehicle control firmware, microcontroller hardware designs, and a vehicle chassis CAD model. The project provides the electronic and physical specifications for a bicycle-based vehicle, including PCB schematics and hardware layouts for a controller that manages motor drivers via communication buses and motion sensors. It also includes a set of 3D design files and engineering data for the physical structural frame. The system

This is the official documentation repository for Raspberry Pi hardware and software. It covers the complete range of Raspberry Pi single-board computers, the RP-series microcontrollers, and the Raspberry Pi operating system. The documentation provides reference material for setting up devices, configuring hardware, and using the system for tasks including AI inference, camera and video capture, embedded development, and remote access. The documentation covers the full boot chain from the GPU firmware and EEPROM bootloader through to kernel loading, with detailed guidance on boot configuratio

This project is a reference library of firmware examples and a development framework for creating embedded C applications on the RP2040 microcontroller. It provides a collection of hardware peripheral drivers and foundational patterns for managing system resources in resource-constrained environments. The library features reference implementations for programmable I/O state machines, allowing for the creation of custom hardware-level protocols. It also provides a multicore embedded framework to distribute computational workloads across multiple processor cores using symmetric processing. The

Johnny-Five is a JavaScript robotics framework and microcontroller hardware interface designed for programming robots and IoT devices. It provides a standardized library for managing pins, motors, and displays across various microcontroller platforms, allowing developers to control sensors and actuators using a consistent JavaScript API. The framework is distinguished by its use of a plugin-based hardware abstraction system, which enables communication with diverse hardware platforms and protocols. It supports real-time hardware manipulation and debugging through a read-eval-print loop that a

Digital-Logic-Sim is a digital logic simulator and interactive circuit designer used for building and simulating digital hardware circuits. It functions as a visual editor and logic state visualizer that allows for the creation of complex digital logic models using logic gates, wires, and custom chips. The system includes a custom logic chip builder, enabling the grouping of basic logic gates into reusable components to create layered hardware architectures. Users can monitor these designs through a logic state visualizer that displays signal states and memory values using light indicators an

Surge is a Swift library for high-performance numerical analysis, linear algebra, digital signal processing, and accelerated image manipulation. It utilizes the Accelerate framework to provide hardware-accelerated tools for matrix mathematics and signal processing. The library provides specialized capabilities for digital signal processing, including convolution, signal similarity analysis through cross-correlation, and domain transformations using fast Fourier transforms. It also includes a suite of tools for the rapid transformation and analysis of pixel buffers and image data. Beyond sign

JUCE is a comprehensive C++ audio framework and digital signal processing library used to build cross-platform audio applications, audio plug-ins, and high-performance user interfaces. It serves as a development kit for creating audio processors compatible with industry-standard plugin formats for digital audio workstations, as well as a tool for MIDI and Open Sound Control communication between musical hardware and software. The framework is distinguished by its ability to maintain a single codebase for native desktop and mobile applications across multiple operating systems. It provides a f