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Free SQL Formatter — Format and Beautify SQL Queries in Your Browser
Format messy SQL queries into readable, well-indented code. Supports MySQL, PostgreSQL, SQLite, and more. Runs in your browser — no queries sent to any server.
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Helpful resources & guides
A statically generated blog example with news, tutorials, resources and other interesting content related to AstroWind
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Free Unit Converter — Convert Length, Weight, Temperature, and More
Convert between hundreds of units across length, weight, temperature, area, volume, speed, and more. Runs entirely in your browser. No internet needed.
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Format AI Chat Prompts — Free Prompt Formatter for GPT, Claude, Gemini
Format multi-turn AI conversations with proper system, user, and assistant roles. Visualize, copy, and export prompts for any LLM — runs entirely in your browser.
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AI Token Counter — Count Tokens for GPT, Claude, and Gemini for Free
Count tokens in your prompts before sending them to OpenAI, Anthropic, or Google APIs. Estimate costs and stay within context limits. Runs entirely in your browser.
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Chat Export Cleaner — Clean and Format AI Chat Exports in Your Browser
Clean and format exported AI chat conversations from ChatGPT, Claude, and other LLMs. Remove metadata, format for readability. Your chats stay private — no uploads.
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Compress Images Free Online — Reduce File Size Without Losing Quality
Compress JPEG, PNG, and WebP images directly in your browser. No uploads, no servers — all compression runs locally for complete privacy.