Open source speech codec designed for communications quality speech between 700 and 3200 bit/s. The main application is low bandwidth HF/VHF digital radio.
☆462Mar 16, 2026Updated 6 months ago
Alternatives and similar repositories for codec2
Users that are interested in codec2 are comparing it to the libraries listed below. We may earn a commission when you buy through links labeled 'Ad' on this page.
Sorting:
- Open source speech codec designed for communications quality speech between 450 and 3200 bit/s. The main application is low bandwidth HF/…☆635Jun 5, 2025Updated last year
- Neural codec for speech over HF radio channels☆88Sep 30, 2026Updated last week
- GUI Application for FreeDV – open source digital voice for HF radio☆330Updated this week
- Codec2 low bit rate audio codec Arduino library for ESP32☆27Jan 6, 2026Updated 9 months ago
- Codec2 library for ESP32 (Arduino)☆91Nov 28, 2022Updated 3 years ago
- Wordpress hosting with auto-scaling - Free Trial Offer • AdFully Managed hosting for WordPress and WooCommerce businesses that need reliable, auto-scalable performance. Cloudways SafeUpdates now available.
- Turn your Android phone into Amateur Radio Codec2/OPUS APRS enabled DV handheld transceiver (Bluetooth/BLE/USB/TCPIP KISS/Sound modem cli…☆291Feb 24, 2026Updated 7 months ago
- ☆10Apr 20, 2022Updated 4 years ago
- Python's interface to codec 2☆24Dec 27, 2025Updated 9 months ago
- A FreeDV device based on the ESP32.☆114Oct 30, 2024Updated last year
- M17 C library☆28Oct 2, 2026Updated last week
- Example firmware for the Nokia 3310 M17 replacement board.☆21Feb 6, 2026Updated 8 months ago
- A free, open-source, multi-platform application for sending files and messages, using the codec2 HF modems☆210Oct 1, 2026Updated last week
- Turn any HF radio into a Reticulum-capable transceiver using FreeDV data modes☆34Jul 15, 2026Updated 2 months ago
- using stm32f4-discovery with SX1262 for voice☆37Nov 18, 2024Updated last year
- Proton VPN Special Offer - Get 70% off • AdSpecial partner offer. Trusted by over 100 million users worldwide. Tested, Approved and Recommended by Experts.
- ESP32 based Codec2/OPUS DV hobby UHF 3d printed handheld transceiver aka walkie-talkie☆123Feb 28, 2026Updated 7 months ago
- Mercury is a Digital Radio OFDM protocol for HF broadcast and peer-to-peer ARQ connections with compatible TCP interfaces☆330Updated this week
- Modular Open Source Radio Firmware☆921Updated this week
- Software AMBE+2 2450x1150 vocoder library using md380 firmware☆56Feb 16, 2022Updated 4 years ago
- Open source firmware for NiceRF SA8x8 allowing arbitrary digital radio protocols☆55Jun 8, 2025Updated last year
- M17 modem board for 9600-baud capable radios☆130Oct 7, 2025Updated last year
- A lightweight audio codec based on a single quantizer☆36Sep 4, 2025Updated last year
- An M17 voice application for ham radio, best with a USB headset on a Debian/Ubuntu desktop. Most single board computer work fine.☆64Sep 3, 2026Updated last month
- Reticulum Network hosted in the Chicagoland area☆19Jan 26, 2026Updated 8 months ago
- Managed hosting for WordPress and PHP on Cloudways • AdManaged hosting for WordPress, Magento, Laravel, or PHP apps, on multiple cloud providers. Deploy in minutes on Cloudways by DigitalOcean.
- LinHT - Linux-based, SDR handheld transceiver.☆218Sep 17, 2026Updated 3 weeks ago
- M17 Demodulator in C++ (GPL)☆40Feb 24, 2025Updated last year
- M17 standard specification☆202Updated this week
- GNU Radio M17 protocol implementation☆45Updated this week
- AMBE/AMBE+ Vocoder implementation/decoding library.☆52Feb 27, 2015Updated 11 years ago
- The M17 Reflector, up to 26 modules (channels) handling both Stream and Packet modes.☆34Sep 30, 2026Updated last week
- ☆40May 2, 2026Updated 5 months ago
- Standalone M17 Project Voice and Data Packet Encoder and Decoder☆22Jan 30, 2026Updated 8 months ago
- Передача и прием голоса через модем LoRa на базе платы LILYGO®TTGO LoRa32☆13May 19, 2023Updated 3 years ago
- Wordpress hosting with auto-scaling - Free Trial Offer • AdFully Managed hosting for WordPress and WooCommerce businesses that need reliable, auto-scalable performance. Cloudways SafeUpdates now available.
- Portsdown 4 for the Raspberry Pi 4 with the official Raspberry Pi 7 inch touch screen. Digital amateur TV transmitter and receiver☆25Sep 16, 2026Updated 3 weeks ago
- Ham Radio hat for Raspberry PI☆677Sep 13, 2026Updated 3 weeks ago
- ☆341Updated this week
- Codec2 Walkie Talkie☆68Jun 10, 2017Updated 9 years ago
- Various implementations☆21Updated this week
- ☆11Mar 23, 2020Updated 6 years ago
- Fast and easy to use fixed-point MP3 decoder with dr_libs-style API. Based on libhelix-mp3.☆31Jun 13, 2025Updated last year