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Dev tools · alternatives · 2026

24 alternatives to Csper

Content Security Policy made easy

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Csper launched in 2020; newer entries below may have overtaken it.

  1. 1

    Avoid client-side attacks with content-security-policy

    2024 · centralcsp.com · its alternatives →

  2. 2

    Smart CSS viewer tailored for Designers.

    2017 · csspeeper.com · its alternatives →

  3. 3

    Real-Time Content Security Policy monitoring and management.

    Jun 2026 · cspradar.com · its alternatives →

  4. 4

    Build professional dynamic websites without any code

    2015 · its alternatives →

  5. 5

    Easily build a security page on your website

    2018 · its alternatives →

  6. 6

    Chrome extension and Express server that exploits keylogging abilities of CSS. - maxchehab/CSS-Keylogging

    2018 · github.com · its alternatives →

  7. 7CS

    https://github.com/c0nrad/caspr

    2014 · caspr.io · its alternatives →

  8. 8

    Test your server configuration for global security standards

    2021 · its alternatives →

  9. 9

    Build Content-Security-Policy headers from a JSON file (or build them programmatically) - paragonie/csp-builder

    2015 · github.com · its alternatives →

  10. 10

    Quickest way to identify vulnerable parts of your website

    2015 · its alternatives →

  11. 11
    Securr▲87

    The complete security infrastructure for your Web3 project

    2023 · its alternatives →

  12. 12

    Smart CSS viewer tailored for Designers.

    2016 · csspeeper.com · its alternatives →

  13. 13

    Hi HN! I've been working on Bor, an open-source system for centralized Linux desktop management. Bor consists of a lightweight Go agent and a central server. Policies are streamed to clients over mTLS/gRPC in real time—no polling—and currently support Firefox, Chrome, KDE, dconf, polkit and package management, with more coming. Version 0.8 introduces several new policy types - Thunderbird, Microsoft Edge for Business and FirewallD zones, along with a number of improvements and fixes. I'd love feedback on the architecture, policy model, and whether this is something you'd consider for…

    Aug 2026 · getbor.dev · its alternatives →

  14. 14

    All-in-one no code JAMstack publishing platform

    2021 · its alternatives →

  15. 15

    A significantly faster alternative to the classic Unix cp(1) command, copying large files and directories in a fraction of the time. - Svetlitski/fcp

    2021 · github.com · its alternatives →

  16. 16

    The fastest way to check, copy, export and edit CSS

    2020 · cssspider.fresalabs.com · its alternatives →

  17. 17

    Anti-tracking through "free" centralized content delivery

    2017 · decentraleyes.org · its alternatives →

  18. 18

    A simple golang application to automate the deployment of software releases. - skx/deployr

    2018 · github.com · its alternatives →

  19. 19

    Inspect website styles in seconds

    2025 · csspeeper.com · its alternatives →

  20. 20
    binsta▲81

    Simple, web-optimized media hosting for developers

    2023 · binsta.dev · its alternatives →

  21. 21
    Snip▲85

    The simplest way to highlight and share text on the web

    2023 · its alternatives →

  22. 22

    Scan any website for security flaws in one click

    Nov 2025 · chromewebstore.google.com · its alternatives →

  23. 23

    Cerbos PDP, policy decision point, is an open source authorization layer that can evolve as your product grows. It enables developers to define powerful, context-aware access control in simple, intuitive, and testable policies. Cerbos runs in your own environment. We started working on Cerbos[0] over 3 years ago. Permission management across applications is difficult, especially as the code base grows: you have hundreds of users, many services in different languages, and several environments. Hardcoded access control rules tangled with business logic make every new role and permission change…

    2024 · github.com · its alternatives →

  24. 24

    Free enterprise grade security for your personal browser

    2023 · chromewebstore.google.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →