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Prosopo

prosopo.io·Security & compliance platforms

Prosopo is a web security platform that provides bot and agent trust management, risk-based verification, and real-time threat defense for web applications. It helps organizations distinguish between legitimate users, AI agents, and malicious bots, offering features like invisible CAPTCHA, access control, and GDPR compliance. The platform is designed for web application owners and security teams seeking adaptive protection with minimal user friction.

FreemiumApache-2.0
WebAPICloud-managed
P
Prosopo preview
Visit prosopo.io↗
⭐296
stars
🍴9
forks
✓8
features
📅2021
since

Overview

8 features

In the Security & compliance platforms space, Prosopo takes a focused approach. It focuses on preventing abusive bots and unauthorized automation while minimizing friction for legitimate users and agents. It is built as a B2B product for web application owners and security teams. There is a free tier. Prosopo is available on the web and API.

Prosopo first shipped in 2021. Development happens publicly on GitHub with 296 stars and 458 commits in the last 90 days. Key capabilities include risk scoring, Invisible CAPTCHA, and access control.

  • ✓Risk scoring
  • ✓Invisible CAPTCHA
  • ✓Access control
  • ✓Spam filtering
  • ✓API protection
  • ✓GDPR compliance
  • ✓Real-time threat defense
  • ✓Behavioral analysis

Tags

bot-detectionrisk-scoringcaptcha-alternativeapi-protectiongdpr-compliance

Built with & integrations

Runs on
BrowserAPI-onlyCloud-managed

Trust & compliance

LicenseApache-2.0
Verified signals
✓ HTTPS✓ Privacy Policy✓ Terms of Service✓ Free tier✓ GitHub · ★ 296✓ Active maintenance
Legal
Privacy Policy →Terms of Service →

Recent events

Latest indexed changes and source events

  1. IndexedJun 30, 11:02 AM

    Prosopo Io verified by the PulseGate indexer

    Source: PulseGate indexerOpen ↗

Frequently asked questions about Prosopo

What does Prosopo do?
Prosopo focuses on preventing abusive bots and unauthorized automation while minimizing friction for legitimate users and agents. It is catalogued under Security & compliance platforms on PulseGate.
Who is Prosopo for?
Prosopo is a B2B product built for web application owners and security teams.
Is Prosopo free?
Yes — there is a free tier, with paid plans for advanced use.
What platforms does Prosopo run on?
Prosopo runs on the web and API.
Is Prosopo still maintained?
PulseGate's automated liveness checks currently classify Prosopo as active. The GitHub repository shows 458 commits in the last 90 days.
What are alternatives to Prosopo?
Similar tools tracked by PulseGate include Prosp, Prospeo, and Probo.ProspProspeoProbo
When did Prosopo launch?
Prosopo first shipped in 2021.
Is Prosopo open source?
Prosopo has a public GitHub repository.

At a glance

Pricing
Freemium · pricing page detected · free tier
Platforms
Web
Languages
English
Open source
Yes · ★ 296
License
Apache-2.0
First seen
Sep 4, 2023
Activity
🟢 Active
Status
🟢 Active
Built for
web application owners and security teams
Model
B2B
Solves
Preventing abusive bots and unauthorized automation while minimizing friction for legitimate users and agents.

Developer

Prosopo
Team
↗ GitHub

Open source

View on GitHub →
⭐ Stars
296
🍴 Forks
9
Open issues
25
Last commit
2w ago
Commits 90d
458
Contributors
20
Authorship
Team
Default branch
main
Latest release
v3.6.51 · 2w ago

Live coverage

Confidence
Medium · 73
Indexed
Jun 30, 2026
Lifecycle
Alive
Activity
Active
First seen
Sep 2023
Last seen
2w ago
Identity audit (9)
Entity ID
cmr0jgvka03dz7sgi4ydyvy45
Slug
prosopo-prosopo-io
Verification state
Indexed for public listing
Claim / listing state
Unclaimed · listed: yes
Index status
Included in index
Latest evidence snapshot
Jun 30, 2026
Timeline basis
Indexed-at chronology (no inferred launch/funding milestones).
Last updated
Jul 15, 2026
Canonical URL
https://prosopo.io/

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    prospeo.io
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    probo.com
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    pypi.org
  • BotPro
    botpro.ai
  • OpenProse
    openprose.ai