Free AI for Everyone — 无需登录、完全免费的 AI（模型包括 Grok 4 Fast、DeepSeek V3.1 等）。可选择的模型以后可能会有所调整，但这个服务会长期提供，并且完全免费

@NexusAiForum · X

u/Designer_Process_715 · Reddit

I built a free AI tutor for kids that remembers each kid and makes learning feel like a game I'm a software engineer and dad of three. My two older kids were deep in YouTube Shorts and Roblox, and I didn't mind the screen — I minded that they walked away with nothing. So over the last ~7 months I built the thing I wished existed. It's called Aivie Spark. My favorite moment testing it: my son hit a Boss Challenge on a math topic and got stuck. Instead of giving up — or getting the answer

AI 驱动的免费在线工具平台 — 提供 300+ 实用工具，无需注册即可使用

new_user___1852026ab8b0f05013e6851 · Product Hunt

Adaptive AI Free AI-powered personalized learning platform

@Swapnil1256 · X

Try building your products on (AI App Builder) it's completely free!! @ideavo_ai

AI Image Editor — AI 图片处理工具，支持图片增强、去水印、抠图、风格转换、线稿提取等十余种功能。无需下载软件，无需注册，上传图片即可一键生成专业效果。适用于电商设计、社交内容创作、摄影后期、教育教学等多种场景，让图片编辑变得更智能、更高效、更简单！

@ceoludera · X

Financial and governance for your agents

new_user___1862026e2883cc743d726f7 · Product Hunt

AI DETECTOR Probably the best AI detector with free no sign-up access.

@LukitunXYZ · X

Definitely , ongoing project for 2 months already

ai world generator — 用文本和照片生成自然风光视频的 AI 工具网站

@Nathaniel148600 · X

BuildAI — Create an AI employee from your website in under a minute. And deploy it as a Widget, API, or AI phone agent.