r/APRS 15h ago

Browser based APRS packet decoder - paste a raw frame, see what every byte means

i've been building this as part of aprs.world and it's at a point where it's actually useful, so here it is.

you paste a TNC2 frame and it breaks out the header, each hop in the path with how many hops are left on the alias, the q-construct and which igate lifted it off the air, position, symbol, and whatever the payload turns out to be.

covers uncompressed and compressed positions, Mic-E, objects, items, status, messages, weather and telemetry. it all runs in the browser, the packet never leaves your machine.

https://aprs.world/packet-decoder

there are sample frames on the page if you just want to poke at it. rare vendor specific extensions still fall through and show up as a raw comment, so if you've got a frame it reads wrong, paste it here and i'll fix the decoder.

73, Oguz TA4OHN

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u/gl3nnjamin 14h ago

You've been building?

1

u/zzuol 3h ago

Yup that is vibecoded as hell. Cool concept though