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SecretSpecDoppler
Free

Free and open source under the Apache 2.0 licence.

 Freemium

Free tier for individuals and small teams, paid plans for larger organizations.

Windows, macOS, Linux, Command line Web, Command line
  • One manifest works across development, CI and production
  • Around 35 secret providers, from password managers to cloud vaults
  • Single CLI workflow replaces manually copying secrets between environments
  • Works across cloud providers instead of locking you into one vendor's secret store
  • Young project still on 0.x versions
  • Some providers such as Fly.io and Cloudflare are write-only
  • Core service is a hosted platform, so you are trusting Doppler with your secrets
  • Free tier is limited to small teams
Downloadable app Downloadable app, Web application
Open source Closed source
License: Apache-2.0 License not stated
No account needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 2, 2026

Checked September 22, 2026

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