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SSLyzessllabs-scan
Free

Free and open source.

 Free

The command-line client is open source under Apache-2.0; SSL Labs API use is free with…

Command line Command line
  • Fast TLS configuration scanning from the command line
  • JSON output suited to automation
  • Supports scheduled and bulk server assessments
  • Uses the SSL Labs reference API client
  • No graphical interface
  • Output assumes some knowledge of TLS
  • Requires access to the SSL Labs API
  • API use is subject to restrictions
Downloadable app Downloadable app
Open source Open source
License not stated License: Apache-2.0
No account needed Account needed
Not stated if it works offline Needs internet

Checked September 23, 2026

Checked October 8, 2026

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