# espressif/esp-adf

Espressif Advanced Development Framework for Multimedia Applications

Repository: https://github.com/espressif/esp-adf
Canonical: https://ross.abutalabs.com/products/esp-adf
Language: C
License: NOASSERTION
License Family: other
Last push: 2026-08-25T03:11:37+00:00

## Health v2 (maintenance only)
Score: 80/100 (v2, computed 2026-09-03T02:20:16.233290+00:00)
- activity 99, release rhythm 43, longevity 100
- inputs: {"age_days": 3075, "days_push": 8, "days_rel": 170, "gap_med": 548, "n_releases_24m": 2}
- flags: no_license
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 2299, forks 876 (observed 2026-08-28T04:06:35.301137+00:00)

## What it is
Espressif's official Advanced Development Framework for building audio and multimedia applications on ESP32-series SoCs. It provides pipelines, codecs, and protocol support for music players, streaming, voice recognition, and video applications.

## Use cases
- build an internet radio on esp32
- stream mp3 or flac from http or hls to a speaker
- record and play audio from sd card on esp32
- make a bluetooth a2dp speaker or headset
- add voice recognition with alexa to an esp32 device
- do video calls or live streaming from esp32-p4
- build a dlna or voip media device

## When to choose
- you are developing audio or multimedia firmware for ESP32-family chips
- you need built-in codecs, streaming protocols, and board support
- you want official Espressif support and examples

## When to avoid
- your project targets non-Espressif hardware
- you only need basic GPIO or sensor firmware without audio
- you need the latest ESP-IDF master features, since ADF lags IDF releases

## Facets
- artifact type: framework
- maturity: active
- function: audio-processing, speech-recognition, video-processing, sdk, streaming
- domain: embedded-systems, media, iot, speech-processing
- platform: embedded, iot, cross-platform
- tags: esp32, espressif, audio-development, multimedia, firmware, internet-radio, bluetooth-audio, voice-recognition, audio

## Member repositories
- espressif/esp-adf (main) score 80

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:06:35.301137+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-30T02:40:16.330570+00:00, confidence not recorded.
  - readme: https://github.com/espressif/esp-adf (fetched 2026-08-28T04:06:35.301137+00:00, sha 81d33c719258)
- Data as of 2026-08-30T08:39:29.467469+00:00.