Silent SHA256 based proof-of-work(PoW) captcha solution

This page summarizes the projects mentioned and recommended in the original post on /r/patient_hackernews
mcaptcha Captcha proof-of-work Privacy self-hosted

InfluxDB - Power Real-Time Data Analytics at Scale
Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
www.influxdata.com
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SaaSHub helps you find the best software and product alternatives
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  • mCaptcha

    A no-nonsense CAPTCHA system with seamless UX | Backend component

  • InfluxDB

    Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

    InfluxDB logo
NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.

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