Life & fun · alternatives · 2026
24 alternatives to Web Serial Controller – Web App for USB Serial Communication
WebSerial.app 是一款开箱即用、自带裂变分享功能的极简 Web 串口通信与调试终端,支持波特率配置、Hex/ASCII 切换、VT100 终端、传感器遥测波形与快捷指令集。
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Web Serial Controller – Web App for USB Serial Communication launched in 2021; newer entries below may have overtaken it.
- 1

Javascript object that can send serial commands using audio signals - cteubank/AudioSerial
2013 · github.com · its alternatives →
- 2

Amazon Kinesis Video Streams Webrtc SDK is for developers to install and customize realtime communication between devices and enable secure streaming of video, audio to Kinesis Video Streams. - awslabs/amazon-kinesis-video-streams-webrtc-sdk-c
2020 · github.com · its alternatives →
- 3

Over the last few years, I've needed an easy way to quickly serialise and deserialise various network protocols safely and efficiently. Most of the libraries that existed at the time were either quite heavy, had less than stellar performance, or were an abstraction level above what I was looking for. I decided to put together my own class to do the job, starting with an easy, low-overhead way to move bytes in and out of arbitrary buffers. Along the way, it picked up useful bits and pieces, such as buffer structures and allocators that made the byte shuffling faster, often being able to do it…
2025 · github.com · its alternatives →
- 4

I originally developed a WASM port of wxWidgets for https://dj.app/. When it came time to open source wxWidgets-wasm, I decided to port another complex app as a test case, and Audacity seemed like the obvious choice. In the process, I also needed to write a new host API for PortAudio for playback and recording in the browser. https://github.com/ahilss/wxWidgets-wasm https://github.com/ahilss/portaudio-wasm https://github.com/ahilss/wavvy
2022 · wavvy.app · its alternatives →
- 5

Howdy folk, I've been building this project as both a side project and my job for a little while now. The rationale behind it is while wireguard is a fantastic protocol cryptographically it leaves a lot to be desired when it comes to enrollment and end user device security. Obviously instead of using an off the shelf solution like tailscale, I decided to reinvent the wheel which has honestly been quite fun with learning about eBPF, and recently clustering and HA with etcd! The most recent version (in the docker container) contains about 6 months of very new work bringing it all from sqlite3…
2024 · github.com · its alternatives →
- 6IB
There are lots of RTL-SDR applications, but you have to install them. I used the HTML5 USB API that exists in Chrome (did you know about it?) to build one that you can run straight from your browser, on your computer or your Android phone.
2024 · radio.ea1iti.es · its alternatives →
- 7

Hi HN! I built Bluetooth USB Peripheral Relay, a tool that lets Bluetooth devices (like keyboards and mice) connect to USB-only hosts using a Raspberry Pi Zero W. Why? My friend needed a way to use his Bluetooth mouse and keyboard on a PC with Bluetooth disabled due to policy restrictions. This tool acts as a bridge, relaying Bluetooth input over USB. It also lets you use Bluetooth peripherals with older devices that only support USB input. Tech: Written in Go, optimized for Raspberry Pi Zero W. I love HN’s community and often lurk here—I’m hoping this project is useful or at least sparks…
2024 · github.com · its alternatives →
- 8PT
2016 · bitf.ly · its alternatives →
- 9

Examples of WebRTC applications that are large, or use 3rd party libraries - example-webrtc-applications/sip-to-webrtc at main · pion/example-webrtc-applications
2024 · github.com · its alternatives →
- 10

WebRTC Connect Experiment - https://aquigorka.com/webrtc-qr/ - AquiGorka/webrtc-qr
2018 · github.com · its alternatives →
- 11AP
I'm building a video conferencing app designed to facilitate better remote piano lessons. My hope is to solve a lot of the challenges piano tutors and new students deal with when taking lessons through Skype/Zoom. It leverages WebRTC's data transmission to send media, MIDI state, and (eventually) send sheet music files and other musical data. I'm surprised with how well the MVP has worked and would love to hear any feedback or suggestions!
2024 · keyboardconnect.com · its alternatives →
- 12

A little web server written in C for Linux. Supports: CGI, Reverse Proxy. Single threaded using I/O multiplexing (select).
2023 · github.com · its alternatives →
- 13SW
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2014 · 900dpi.com · its alternatives →
- 14PS
Hi HN, I built [PinSend](https://pinsend.app) — a free web app for instantly sharing text between devices, using a simple 6-character PIN. - No login, no account, no install. - Peer-to-peer WebRTC transfer (no server relay, no cloud). - Cross-platform: works on any modern browser. I built PinSend for myself while developing web apps—I was always copying ngrok links and sending error logs between my laptop and mobile devices. I wanted a frictionless, instant way to move links and text between anything. *Demo:* 1. Open https://pinsend.app on your phone & laptop 2. Paste or…
2025 · pinsend.app · its alternatives →
- 15WW
2019 · npmjs.com · its alternatives →
- 16MC
2017 · chat.concert0x.com · its alternatives →
- 17

I’d like to share a open source project I’ve been working on: Weblink, a pure web-based file transfer and chat application built on WebRTC. No downloads or installations are needed—everything works directly in your browser. Key features include: - Works seamlessly as a PWA for sharing files/text through the system - File synchronization and resuming interrupted transfers - Video calling - Clipboard and folder transfer (folders are auto-compressed) Weblink uses a serverless P2P architecture, supporting multiple backends like Firebase and self-hosted WebSocket, and ensures signaling…
2024 · github.com · its alternatives →
- 18

🎷No ceremony, just code. Blazing fast, typesafe binary serialization. - 6over3/bebop
2020 · github.com · its alternatives →
- 19

P2P WebRTC based encrypted data transfer between peers. - abhishekgahlot/gutenberg-rtc
2020 · github.com · its alternatives →
- 20

Hey all, Just wanted to show off this app I built, its a LAN based WebRTC baby monitor that connects any apple devices together over WIFI so you can turn an old iPad or iPhone into a baby monitor! I got a bit sick of all the sketchy products that require you to buy another device and may or may not connect to Chinese servers and store all your information somewhere. So I figured what if there were no servers and we could just use our existing devices! I would love any feedback! You will need two apple devices to test it, but simulators do work.
2025 · apps.apple.com · its alternatives →
- 21

Nov 2025 · iggy.apache.org · its alternatives →
- 22
- 23WC
Weekend Project: Web-controlled Christmas Lights with Node.js, Arduino, and Raspberry Pi
2013 · gnewt.at · its alternatives →
- 24WA
I was sick of losing the Telemundo signal during World Cup, so I built a Web App that uses a local RTL-SDR dongle to analyze the HDTV signal and help you point your antenna... GOAAALLLL!
Jul 2026 · tunerscope.com · its alternatives →
Also compare
- Serial communication using the WebAudio API alternatives
- Pure C WebRTC implementation for embedded devices alternatives
- Hexi – Modern header-only network binary serialisation for C++ alternatives
- Wavvy – web-based audio editor (Audacity port) alternatives
- Wag, MFA and Enrollment for WireGuard alternatives
- I built an HTML5 RTL-SDR application alternatives
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 →