OpenTimestamps
decentralized timestamping
89/100Excellent fit
on a balanced view of all values
Economical: Strong. The OpenTimestamps client is an open-source project that users can run without a commercial subscription. source↗ 2026
2 independent sourcesGitHub · opentimestamps.org
No ads · No tracking · No brand pays us
An honest, sourced verdict from Conscious Consuming. Choose by your values, not by who pays.