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Carabiner vs boringproxy: catalog facts
Carabiner	boringproxy
Free Free and open source under GPL-3.0-or-later.	Free Free and open source under the MIT licence.
Linux	Windows, Linux, Self-hosted
Supports HTTP, UDP, and TCP services Works with Ngrok, Playit, and Cloudflare tunnels	Automatic HTTPS certificates Web UI for managing tunnels
Linux only	Last code change was in 2024 Needs a server with a public address
Downloadable app	Downloadable app, Self-hosted
Open source	Open source
License: GPL-3.0-or-later	License: MIT
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.