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Google Gemini now offers free stock analysis capabilities that rival expensive Bloomberg terminals, with 10 prompts for financial insights.

Unclecode created Crawl4AI, a free and open-source web crawler that converts web pages to clean Markdown for AI models, after being frustrated with paid alternatives; it has gained 60,000 GitHub stars and over a million monthly downloads.

A multi-protocol downloader based on a Rust engine and Flutter UI, supporting HTTP/FTP, BT magnet, eD2K, and HLS/DASH streaming media, positioned as a free and open-source IDM alternative.

Keepresso is a free and open-source tool that prevents your Mac from going to sleep on your terms.

Anthropic has released an official prompts library for Claude Code, offering ready-to-use prompts for planning, debugging, code review, security, and automation, all free to use.

MiniStack is a free, open-source local AWS emulator that supports 60+ services on a single port, runs real containerized infrastructure for RDS and ElastiCache, and uses minimal resources, serving as a drop-in replacement for LocalStack Community.

The Well is an open-source project providing 15TB of high-precision physics simulation results, which would normally cost millions of dollars and weeks on a supercomputer at a national lab, now 100% free and open source, making a huge impact on the scientific research field.

The author created an open-source tool that provides unlimited web searches for AI agents for free, criticizing existing AI search providers for overpricing. The tool is available at laurel.dev.

A curated collection of 57 pure-CSS text animations available for free, with copy-paste CSS snippets and optional AI prompts to recreate each effect.

Google released a free 11-video crash course on AI agents covering design patterns, memory, evaluation, multi-agent coordination, and MCP servers, focused on production architecture.

A free GitHub plugin called Context Mode reduces token waste in Claude Code by up to 98% by sandboxing tool calls and only sending back essential output, saving session state and allowing Claude to resume where it left off.

Weaver is an open-source AI assistant that runs locally, offering capabilities similar to Claude and Codex, with sandboxed filesystem protection. It can be used for coding, email, web scraping, and more.

AI Trader is a fully autonomous trading agent now available for free.

A free online textbook on compiler construction by Prof. Douglas Thain, enabling readers to build a compiler for a C-like language to X86 or ARM assembly, available for download or purchase.

Chinese developer nicejade open-sourced an online typesetting editor. No installation required; write articles, draw charts, and create multimedia content directly in the browser. It has already received 3.7k stars.

NVIDIA officially offers a free GLM 5.2 model service, with an RPM of about 50. Registration using a Chinese phone number is sufficient for verification.

A free open textbook 'Introduction to Theoretical Computer Science' used in Harvard courses is announced, covering foundational theory including computation, algorithms, complexity, and quantum computing.

A free open-source tool that analyzes citation relationships from Zotero libraries using the OpenAlex database and generates linked Obsidian notes.

Cloudflare's free 1.1.1.1 + WARP service encrypts and optimizes network connections to improve speed and privacy. It supports all platforms and can be used without registration.

Anthropic released a free tutorial on how to run a company using only Claude agents as employees, which can be read in just 30 minutes.