Developer Tools1 day ago
SpamCrackers — Free SPF, DKIM & DMARC Checker & Email Signal Standard
Grade a domain's email protection: check SPF, DKIM, DMARC, and MX records in your browser.
@domainfyrbrand · X
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Grade a domain's email protection: check SPF, DKIM, DMARC, and MX records in your browser.
@domainfyrbrand · X
Reflow PDFs in your browser using a local AI model.
ldenoue · HN
Show HN: PDF reflow in the browser with local AI model
Photograph trading cards to get instant AI identification, condition grading, and market valuation.
@SimonFUTURE2 · X
Free calculator for Genshin Impact damage output with character presets and customizable inputs.
GI Damage Calculator — 《原神》伤害计算器，可调整角色、武器、圣遗物和敌人参数比较配装结果
Detect whether text was written by AI tools like ChatGPT, Claude, or DeepSeek.
AI Detector — 检查你的文本是否 AI 生成