Products from May 2025

An AI tool for customizing any hairstyle and color without login. Offers free trial with various styles (e.g., buzz cut, textured perm) and colors (e.g., natural black, dark brown, blonde). Users can visualize new looks before trying and share results with barbers.

A PC case featuring Gundam design elements, mistakenly referred to as Transformers in the original publication.

Psyduck2887

A neo brutalism style Next.js-built resource library for college innovation and entrepreneurship projects. Offers 10,000+ templates across 80+ tracks, covering major competitions like Internet+, Challenge Cup, and SYB. Features AI-powered document summarization, mind map generation, and precise full-text search. Completely free with no registration required.

AIDocGenius is a powerful AI-powered document processing tool that helps users efficiently handle, analyze, and convert various documents. It features smart summarization, multilingual translation, content analysis, format conversion, text extraction, and key information recognition.

A minimalist tool that aggregates top posts from multiple Reddit subreddits (like saas, indiehackers) in one place. No login, no tracking, static page with fast loading (<5s). Designed for indie developers to save time on manual subreddit switching.

Read Frog is an AI-powered browser extension for immersive language learning and translation. It offers features like contextual translation, smart content extraction, detailed explanations, and supports multiple AI models including OpenAI and DeepSeek.

A web-based tool for testing internet connection speed, providing quick and accurate results.

A modern remake of the classic Tetris game, playable directly in the browser without downloads. Features three modes (Classic, Crazy, Time Attack) and global leaderboards.

Weekly Pick

OpenDerisk is an AI-native risk intelligence system designed as a 7x24H AI digital operations assistant (AI-SRE). It provides deep monitoring and protection for application systems through multi-agent collaboration, deep root cause analysis (RCA), and visual evidence chains. The system is fully open-source and leverages large datasets for dynamic problem diagnosis.

Weekly Pick

A Chrome extension that enhances Picture-in-Picture functionality with bilingual subtitles, thumbnail previews, and danmaku support for over 200 video platforms, ideal for language learning and multitasking.

ymlluo

A website offering over 6000 VALORANT crosshair codes (continuously updated) and a custom crosshair generator tool.

An AI tool that summarizes and extracts insights from Ruan Yifeng's weekly tech enthusiast newsletters using large language model APIs.

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