@fastify/helmet vs TrustCaptcha: Side-by-Side Comparison (2026)

@fastify/helmet: A Fastify plugin that implements HTTP security headers through a wrapper around the helmet library to protect web applications from common vulnerabilities..

TrustCaptcha: A privacy-focused CAPTCHA alternative that protects websites from bot attacks using proof-of-work challenges and AI-based detection while maintaining GDPR compliance. built by TrustCaptcha. Core capabilities include Invisible CAPTCHA – No image puzzles, no user disruption, Automatic verification – Starts when typing begins, typically completed in seconds, Proof-of-work system – Makes attacks expensive and reduces spam efficiently..

Both serve the API Security market but differ in approach, feature depth, and target audience.

@fastify/helmet is open-source with 453 GitHub stars. TrustCaptcha is developed by TrustCaptcha founded in 2023-01-01T00:00:00.000Z. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

@fastify/helmet and TrustCaptcha serve similar API Security use cases: both are API Security tools, both cover Web Security. Key differences: @fastify/helmet is Free while TrustCaptcha is Commercial, @fastify/helmet is open-source. Review the feature comparison above to determine which fits your requirements.