Shieldy strengths
- Open-source codebase
- Focused captcha workflow
- Self-hosting option
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Checked Jun 20, 2026
Defendy and Shieldy: a factual comparison
Shieldy is a focused open-source anti-spam captcha bot that can be self-hosted.
Official sourceWhere Defendy fits
Defendy is designed as a broader moderation and community-operations platform rather than a single-purpose captcha bot.
Comparison boundary
This page does not declare a score or universal winner; the right choice depends on the group's workflow and each product's published capabilities.