Software Alternatives, Accelerators & Startups

Tests.ws

WebSocket Proxy is a browser based extension for testing and debugging. Monitor, inspect, and modify WebSocket traffic in real-time.

Some of the top features or benefits of Tests.ws are: Real-time traffic monitoring and Message editing. You can visit the info page to learn more.

Pricing:
  • Open Source
  • Free
Platforms:
  • Google Chrome

Best Tests.ws Alternatives & Competitors in 2025

Tests.ws alternatives based on verified products, community votes, reviews and similar products.
Latest update:

  1. Burp Suite is an integrated platform for performing security testing of web applications.

    Key Burp Suite features:

    Comprehensive Features User-Friendly Interface Customization and Extensibility Active Community

    /burp-suite-alternatives
  2. The Zed Attack Proxy (ZAP) is an easy to use integrated penetration testing tool for finding...

    Key Zed Attack Proxy features:

    Open Source Active Community Ease of Use Comprehensive Toolset

    Open Source

    /zed-attack-proxy-alternatives
  3. Monitor all your cloud services with our status page aggregator. IT teams choose IsDown to monitor all their vendors and get alerts whenever an outage occurs. Integration with Datadog, PagerDuty, Slack, Microsoft Teams, and a lot more.

    Key IsDown.app features:

    Status Dashboard Multiple Profiles for same account Slack App Zapier Integration

    Try for free paid Free Trial $37.0 / Monthly (Pro)

    Try for free
  4. mitmproxy is an SSL-capable man-in-the-middle proxy for HTTP.

    Key mitmproxy features:

    Open Source Interactive Interface Scripting Support Cross-Platform

    Open Source

    /mitmproxy-alternatives
  5. The Collaboration Platform for API Development.

    Key Postman features:

    User-Friendly Interface Collaboration Comprehensive Testing Tools Extensive API Documentation

    Open Source

    /postman-alternatives
  6. A Powerful API Mocking and Testing Tool.

    Key Requestly features:

    Redirect URL Block Network Requests Modify Request & Response Header Modify Response

    Open Source freemium

    /requestly-alternatives
  7. Proxyman is a high-performance macOS app, which enables developers to view HTTP/HTTPS requests from apps and domains.

    Key Proxyman.io features:

    User-Friendly Interface Cross-Platform Support Real-time Traffic Interception HTTPS Decryption

    Open Source $49.0 / Annually

    /proxyman-io-alternatives
  8. Nessus Professional is a security platform designed for businesses who want to protect the security of themselves, their clients, and their customers.

    Key Nessus features:

    Comprehensive Vulnerability Coverage Regular Updates User-Friendly Interface Customizable Scans

    /nessus-alternatives
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