OpenBGPD


OpenBGPD

License: BSD license


Description:

OpenBGPD is a free, open-source BGP-4 implementation that lets ordinary machines act as routers, exchanging routes with other BGP peers. Part of the OpenBSD project, it includes a portable tarball version and BSD licensing.

Hatchet

Hatchet

License: MIT


Description:

Hatchet is an open-source platform for running background tasks and durable workflows on PostgreSQL, including a durable queue, observability, alerting, a real-time dashboard, and CLI for DAGs, scheduling, concurrency, and event-driven execution.

LilyPond

LilyPond

License: GNU General Public License v3


Description:

LilyPond is a free, cross‑platform music-engraving program that turns text input into beautifully typeset scores, aiming for the look of hand‑engraved classical music; it emphasizes explicit, human‑readable input and scriptable extensibility.

AERIS-10


AERIS-10 Open Source Pulse Linear Frequency Modulated Phased Array Radar

License: MIT License


Description:

Open-source, low-cost 10.5 GHz PLFM phased array radar (AERIS-10). Provides hardware schematics, firmware, and a Python GUI with documentation for beamforming, Doppler processing, and target tracking—designed as a modular, hackable radar platform.