mosparo
The modern spam protection tool. It replaces other captcha methods with a simple and easy to use spam protection solution.
Maintained, but at a slower pace than the leaders in its category.
Commit activity more than 47% of tracked projects; popularity more than 16%. How this is calculated.
Commits, last 11 months
| Stars | 308 |
|---|---|
| Latest release | v1.5.7 · 24 Sept 2026 |
| Repo updated | 27 Sept 2026 |
| Licence | MIT |
| Built with | PHP |
Is mosparo actively maintained?
mosparo is under active development: 233 commits landed over the last 11 months, averaging roughly 22 commits a month in the most recent quarter.
The most recent tagged release, v1.5.7, shipped within the last month — a current, installable version exists today.
mosparo ranks #35 of 77 in Miscellaneous, placing it mid-table for maintenance activity.
What mosparo actually does
Mosparo is a self-hosted spam protection tool designed to replace traditional CAPTCHA methods on web forms. It provides a straightforward backend service that validates form submissions to block automated bot traffic without relying on third-party services. The project is open-source under the MIT licence and built with PHP.
Best fit: This is a good fit if you want to eliminate third-party tracking from your form validation or prefer to host your own bot-mitigation infrastructure alongside your web applications.
Worth knowing: You will need to integrate this service into your existing web forms and manage its reliability yourself, meaning a server outage could disrupt your form submissions. It also represents a less widespread alternative to mainstream CAPTCHA providers, so integration guides for specific CMS platforms may be limited.
Deployment notes
As a PHP application, it typically requires a standard web server such as Nginx or Apache, along with a relational database like MySQL or PostgreSQL for data persistence. You will also need to handle TLS termination via a reverse proxy to secure API communication between your forms and the backend.
Links
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