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Products that do what Checkr.io – API for background checks does

1
Checkr▲153
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2014
2
Checker▲124
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3CO
Checkup – OSS tool for simple, self-hosted health checks▲79
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4
GDPR Checker by Siftery Track▲261
Check your vendors for GDPR compliance
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Checks by Google▲78
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6
ScanR▲180
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7CH
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8
is.js▲132
Micro check library for programmers
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9CF
Checkbot for Chrome – web crawler that tests for web best practices▲83
2018 · checkbot.io
10AS
Apio – Simple Application Monitoring for Node or Django▲30
2020 · github.com
11EC
ES-Checker, a feature detection library for ECMAScript▲37
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12UI
Updown.io, a simple and cheap website monitoring service▲38
2014 · updown.io
13CF
Checker – Free Worldwide Response Time Checker▲8
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14CI
Count.io – A simple counting and A/B testing API▲11
2017 · count.io
15FP
Free Proxy detector API for developers▲11
2016 · proxycheck.io
16SI
Snitch.io – SSL auditing and alerting▲37
2014 · snitch.io
17AM
A minimal, native MacOS desktop app for checking regex matches▲39
2018 · github.com
18EI
Eyewitness.io – Monitoring for cron, queues and websites▲10
2014 · eyewitness.io
19CA
Checkerr - automating web developer checklist▲6
2013 · checkerr.org
20OS
Open-Source Web/API Monitoring Tool▲7
2021 · github.com
21AS
A simple API for validating bank routing numbers▲9
2015 · bankdata.io
22CS
Checkup – Self-hosted health checks and status pages▲9
2016 · sourcegraph.github.io
23MI
Monique.io – a new kind of monitoring system (AI + Unix + Javascript)▲18
2016 · monique.io
24
Blue Check▲24
New Age. Instant. <$1 Verification.
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