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免费 AI 聊天,支持多个模型(Grok 4 Fast、DeepSeek V3.1 等),无需登录。
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

诊断你在技术领域的知识空白,获得个性化AI学习计划。
u/safi1409 · Reddit
I built a learning path builder tool powered by AI — maps your knowledge gaps and builds a focused learning path Hey everyone, sharing a side project I've been working on. The problem: When you're self-learning a technical field, you don't know what you don't know. Most people either follow a generic roadmap or keep consuming content without a clear picture of their actual gaps. I personally have completed multiple courses which reiterate the same thing because I was not sure if I had act

免费检测文本是否由AI生成,无需注册。
new_user___1862026e2883cc743d726f7 · Product Hunt
AI DETECTOR Probably the best AI detector with free no sign-up access.

Perch AI 是为法律、财务、研究和编码工作的 AI 助手,显示所有来源。
@Laharmckenzie · X

Unrot:每日编程挑战助你保持开发技能敏锐,享受AI辅助和连续打卡。
u/Administrative_Egg78 · Reddit
I built this because AI was making me a dumb&lazy engineer I noticed something sad about how I use AI. I was shipping faster, but practicing less. I could get answers quickly, but I was losing the habit of working through the fundamentals myself. So I built Unrot: short daily challenges for developers across languages, system design, architecture, data engineering, and other tracks. Game/xp and rewards system, a tiny bit competitive. No signup required to try it: https://unrot.dev

部署理解业务逻辑的AI智能体来自动化企业工作流和统一知识。
@kr812345 · X
enterprise ai orchestration platforms to automate using tools. @

在几秒内审计您网站对ChatGPT、Claude和Perplexity等AI搜索引擎的准备情况。
@isreadyai · X
We help check if AI agents can read your site 💚 Free scan, no signup: — 32 checks in 5 seconds across GPTBot, ClaudeBot, Perplexity & more.

通过Search Console发现文章机会,AI助力创建品牌内容
u/eashish93 · Reddit
I built an AI SEO tool that hooks into Search Console and tells you which articles to fix I've been building Kitful for a while because AI writing tools drove me a little nuts. Most of them are just volume machines: generate 200 articles, hit publish, pray something ranks. Usually nothing does. Kitful still writes the article, but the part I actually care about is what happens after. It connects to your Google Search Console, watches how each page performs, and flags the one