One of 4 tiers from the ffmpegkit-maintained FFmpegKit fork (Free/Basic/Full/Full GPL) - this is FREE: VP8/VP9 + AV1 encode/decode (libvpx, libaom, dav1d), Opus/Vorbis/Speex audio, software-only. Need H.264/H.265 encode, hardware codec access, TLS, images, OCR, subtitles or SRT? See the Basic/Full/Full GPL tiers via the Project URL link below.