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HTTP Toolkit vs Proxelar: catalog facts
HTTP Toolkit	Proxelar
Free Open-source desktop app that is free to download.	Free Free and open source under the MIT licence.
Windows, macOS, Linux	Windows, Command line
One-click interception for many tools and platforms Can target traffic from a single client	Handles HTTP, HTTPS and WebSocket traffic Replay and rewrite of requests, not just inspection
Desktop only; no mobile app to run it on a phone Aimed at developers rather than general users	HTTPS interception requires trusting a local certificate Command-line focused rather than a full desktop GUI
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: MIT
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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