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MailHog vs Inbucket: catalog facts
MailHog	Inbucket
Free Free and open source under the MIT licence.	Free Free and open source under the MIT licence.
Windows, macOS, Linux, Self-hosted, Command line	Windows, Linux, Self-hosted
Single Go binary that runs without installation Web UI and API for inspecting captured mail	Accepts mail for any address without setup Web interface plus SMTP and POP3
Little development activity; last commit in early 2024 Intended for testing, not for delivering production mail	Meant for testing, not for real mail delivery You run and maintain the server yourself
Downloadable app, Self-hosted	Downloadable app, Self-hosted
Open source	Open source
License: MIT	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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