Life & fun · alternatives · 2026

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. RTL-SDR signal collection and analysis toolkit launched in 2016; newer entries below may have overtaken it.

1. 1WA
   Web App Uses RTL-SDR to Align HDTV Antenna▲27

   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 →

2. 2
   hg_sdf▲7

   A glsl library for building signed distance functions

   2015 · mercury.sexy · its alternatives →

3. 3IB
   I built an HTML5 RTL-SDR application▲104

   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 →

4. 4
   RGB – #15: Snap, Kernel and Port▲55

   Ports, unencrypted kernels and a chilly new mobile plan

   2016 · its alternatives →

5. 5
   MuSAE Lab▲5

   Multimodal Signal Analysis and Enhancement

   2017 · musaelab.ca · its alternatives →

6. 6
   Radiolab - The Fix▲59

   Addiction and a possible solution

   2015 · its alternatives →

7. 7
   Analyse Asia 156: Low Power Wide Area Networks in Asia Pacific with Charles Anderson▲54

   Low Power WANs in Asia Pacific & Smart Cities

   2017 · content.blubrry.com · its alternatives →

8. 8
   ZeusPro▲8

   A universal non-electrical Wi-Fi amplifier

   2016 · mizeus.com · its alternatives →

9. 9KO
   KaniTTS – Open-source high-fidelity TTS with just 450M params▲5

   2025 · huggingface.co · its alternatives →

10. 10
    An ultra low-latency WebRTC radio▲7

    2023 · radio.superserio.us · its alternatives →

11. 11AA
    Analog audio hardware on the cloud▲6

    2018 · watape.com · its alternatives →

12. 12
    KFR 7 – major update for C++ DSP library▲6

    Key additions: RVV SIMD support for RISC-V devices. Elliptic IIR filter design and zero-phase IIR filtering via filtfilt. Audio reading/writing completely reworked and now supports WAV, W64, RF64/BW64, AIFF, FLAC, CAF, ALAC, MP3, and raw formats. New high-level Audio module for multichannel processing. There are also performance improvements since KFR6 for DFT (up to 40% on ARM) and matrix transpose (up to 30%).

    Nov 2025 · github.com · its alternatives →

13. 13KJ
    Kefir.js – a fast FRP lib with transducers support▲6

    2014 · pozadi.github.io · its alternatives →

14. 14
    Viveka: filter LLM output against a Lean-verified Advaita Vedanta model▲7

    Witness-Centered Filter Layer for LLM Applications - SpecStudio-net/Vivek

    Jun 2026 · github.com · its alternatives →

15. 15TA
    TruVnc – A Simple VNC Client for Android▲9

    2015 · play.google.com · its alternatives →

16. 16
    Ground Station – All-in-one satellite monitoring suite (Python, SDR)▲7

    Hello Hacker News community, I'm excited to share my open-source project, Ground Station – a full-featured software solution for satellite tracking and radio communication. Designed for amateur radio operators, satellite enthusiasts, and researchers, it provides a comprehensive and easy-to-use platform. Key Features include: - Real-time Satellite Tracking: Precise orbital models and automatic TLE updates. - SDR Integration: Stream and record live radio signals from a wide range of SDR devices (RTL-SDR, SoapySDR, UHD/USRP). - AI-Powered Transcription: Real-time speech-to-text for…

    Feb 2026 · github.com · its alternatives →

17. 17MW
    Microcontroller with hardware-accelerated Lua VM▲8

    Still a bit of a WIP, but getting there... Any feedback appreciated :)

    2025 · brisbanesilicon.com.au · its alternatives →

18. 18NS
    Network Speed Test Against Digital Ocean (NYC, FRA, TOR, SGP)▲7

    2020 · keychest.net · its alternatives →

19. 19FA
    Forsta – A Signal based messaging platform for enterprises▲6

    2018 · forsta.io · its alternatives →

20. 20OA
    OTel and AI native observability tool for modern startups▲6

    2024 · iudexai.com · its alternatives →

21. 21
    Python convtools library – code generation for data transforms▲8

    2020 · convtools.readthedocs.io · its alternatives →

22. 22
    Dissect – An open source DFIR framework▲8

    2022 · docs.dissect.tools · its alternatives →

23. 23PU
    Pingrd – Uptime Monitoring Service▲5

    2015 · pingrd.com · its alternatives →

24. 24
    Architecture Of Radio▲6

    A field guide to the hidden world of digital networks

    2015 · architectureofradio.com · its 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 →