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Life & fun · alternatives · 2026

24 alternatives to Voltpeek – Vim-inspired oscilloscope software

This is software for my headless, PC based oscilloscope, which is controlled entirely via commands similar to the Vim text editor. I built this because I liked the idea of headless oscilloscopes; I always have my laptop around when I’m working on electronics anyway, and it’s very convenient to save images of captured waveforms. However, I found the software for off the shelf models to be annoying and cumbersome to work with. In my experience, this holds true both when opening the software and connecting to an attached oscilloscope, and when adjusting the scope settings using menus and…

Voltpeek is PC-based oscilloscope software controlled through Vim-style commands, designed for headless operation with custom oscilloscope hardware. Built for electronics enthusiasts who want a simpler alternative to… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

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    Guitar plugin made with JUCE that uses neural networks to emulate a tube amplifier. - GuitarML/SmartGuitarAmp

    2020 · github.com · its alternatives →

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    Using only a Raspberry Pi and an $11 video capture dongle, you can create your own KVM over IP device, allowing you to send keyboard input to a remote computer and capture its display.

    2020 · mtlynch.io · its alternatives →

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    Simple KVM lets you control multiple PCs from one mouse, keyboard and monitor(s). It is similar to Haimgel's display-switch (https://news.ycombinator.com/item?id=29608967), but it provides a GUI which hopefully makes it a bit easier to set up. It also supports hotkeys which effectively lets you alt+tab between computers. I was surprised by the star-to-download ratio (55:400) on GitHub, so I thought I'd post it here as it might be useful to someone. Feedback welcome! Thanks, Fidel

    2024 · github.com · its alternatives →

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    Hey HN, Henry here from Cactus. We open-sourced Needle, a 26M parameter function-calling (tool use) model. It runs at 6000 tok/s prefill and 1200 tok/s decode on consumer devices. We were always frustrated by the little effort made towards building agentic models that run on budget phones, so we conducted investigations that led to an observation: agentic experiences are built upon tool calling, and massive models are overkill for it. Tool calling is fundamentally retrieval-and-assembly (match query to tool name, extract argument values, emit JSON), not reasoning. Cross-attention…

    May 2026 · github.com · its alternatives →

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    This online virtual oscilloscope allows you to visualise live sound input and get to grips with how to adjust the display. If you find this useful, our online spectrum analyser may also be of interest to you.

    2016 · academo.org · its alternatives →

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    The native macOS sample manager built for every instrument

    Apr 2026 · samplestack.app · its alternatives →

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    Open-source ESP32 emulator. Run real firmware locally or in your browser — no hardware, no cloud, no subscription. - mikroverk/esp32sim

    5d ago · github.com · its alternatives →

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    Notchie▲301

    Hey HN! 3-4 weeks ago I was trying to record a webinar for another side project. Screen recording, full screen presentation, talking through slides — should be simple. Except I kept forgetting what I wanted to say. And every time I glanced at my notes, it was obvious on camera. Worse — when recording full screen, there's nowhere to put notes without them being captured. Tried a few teleprompter apps. They either covered half my screen, scrolled at a fixed speed I couldn't match, or showed up in the recording. So I thought: I've been a full-stack dev for 20+ years. Never touched Swift or…

    Dec 2025 · notchie.app · its alternatives →

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    A multitasking monolithic Kernel based x86 targeting Operating System written in C# from scratch aiming for high-level implementation of drivers in managed environment. - amaneureka/AtomOS

    2017 · github.com · its alternatives →

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    We just open-sourced Lume - a tool we built after hitting walls with existing virtualization options on Apple Silicon. No GUI, no complex stacks - just a single binary that lets you spin up macOS or Linux VMs via CLI or API. Why we built Lume: - Run native macOS VMs in 1 command, using Apple Virtualization.Framework: `lume run macos-sequoia-vanilla:latest` - Prebuilt images on https://ghcr.io/trycua (macOS, Ubuntu on ARM) - API server to manage VMs programmatically `POST /lume/vms` - A python SDK on github.com/trycua/pylume Run prebuilt macOS images in just…

    2025 · github.com · its alternatives →

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    Mikrotakt▲225

    AI Vocal Remover & Instrumental Isolation

    2024 · its alternatives →

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    Sensible defaults for Vim. Contribute to csdvrx/CuteVim development by creating an account on GitHub.

    2023 · github.com · its alternatives →

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    The music player and explorer for Emacs. Contribute to mihaiolteanu/vuiet development by creating an account on GitHub.

    2020 · github.com · its alternatives →

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    Hey HN! After my own experiences with learning Vim, I wanted to skip the frustrating process of configuring a new tool before even learning how to use it. In an attempt to solve this problem, I started working on Vim Ninja, a web app that would allow developers to learn Vim through interactive lessons in the browser. It’s been a couple of months, and I’m proud to say that I’ve finally released https://VimNinja.com! Check out a demo of the app here: https://youtu.be/reukQHKqMZE. On the technical side of things, I used SvelteKit to build the entire app and Tailwind,…

    2023 · vimninja.com · its alternatives →

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    VoltOps▲111

    Trace, debug, and monitor AI agents apps in n8n-style

    2025 · github.com · its alternatives →

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    A dead simple editor. Contribute to hellerve/e development by creating an account on GitHub.

    2017 · github.com · its alternatives →

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    Body: I built a polyphonic synthesizer in Python with a tkinter GUI styled after the Moog Subsequent 37. Features: 3 oscillators, Moog ladder filter (24dB/oct), dual ADSR envelopes, LFO, glide, noise generator, 4 multitimbral channels, 19 presets, rotary knob GUI, virtual keyboard with mouse + QWERTY input, and MIDI support. No external GUI frameworks — just tkinter, numpy, and sounddevice.

    Feb 2026 · github.com · its alternatives →

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    Hey all! I've been using this stack personally for a while now and decided to automate it a bit by turning it into a template I can reuse. Hope others might find it helpful!

    2025 · bhvr.dev · its alternatives →

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    As a Vim user, I often use Vim to write some text and then copy & paste it into another text field of GUI apps (e.g. browsers, chat apps, etc.), because almost all of these text fields provide only very basic editing functions. A while ago, I came up with an idea: what if we could use Vim as an IME? Ordinary IMEs are used to input some non-English characters, but the essential functions of IME are 1) receiving a keyboard sequence 2) process the key sequence and outputting a text These functions are the same as text editor's. So I thought implementing an IME that can be used with Vim…

    2022 · github.com · its alternatives →

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    Managed platform for IoT, observability and analytics

    2023 · its alternatives →

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    If you've built any web-based app in the last 15 years, you probably used something like Datadog, New Relic, Sentry, etc. to monitor and trace your app, right? Why should it be different when the app you're building happens to be using LLMs? So today we're open-sourcing OpenLLMetry-JS. It's an open protocol and SDK, based on OpenTelemetry, that provides traces and metrics for LLM JS/TS applications and can be connected to any of the 15+ tools that already support OpenTelemetry. Here's the repo: https://github.com/traceloop/openllmetry-js A few months ago we launched…

    2024 · github.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →