Health
A customizable meditation timer with relaxing background music and adjustable duration
meditation-timerGeography
Calculate the geographic midpoint between two coordinates on Earth
midpoint-calculatorAI Tools
Generate personalized 7-day Mediterranean diet meal plans with complete nutritional analysis and shopping lists
mediterranean-diet-plannerData Visualization
Generate project milestone charts with timeline nodes and key achievement points
milestone-chartDevelopment
Extract and analyze meta tags, Open Graph, Twitter Cards, and structured data from web pages
meta-tag-extractorUtilities
Detect MIME type from file extension or filename
mime-type-detectorGames
Generate random mazes with customizable size and difficulty
maze-generatorFormat Conversion
Convert logfmt (key=value) to JSON or JSON back to logfmt, with quote escaping, number/boolean coercion, and duplicate-key handling.
logfmt-to-json-structured-log-bridgeAI Tools
Define an LLM tool once and emit validated function-calling payloads for OpenAI, Anthropic and Gemini.
llm-tool-calling-json-schema-builderNetwork
Generate an llms.txt file (llmstxt.org v2 format: H1, blockquote summary, H2 file lists) from a live site crawl or a pasted page inventory, and audit robots.txt policies for GPTBot, ClaudeBot, PerplexityBot and Bytespider using the RFC 9309 matching algorithm — with allow/block previews and ready-to-paste directives.
llms-txt-and-ai-crawler-auditHealth
RK4 simulation of two competing species with phase plane, isoclines, equilibrium, and automatic outcome classification.
lotka-volterra-competitionHealth
RK4 simulation of the classic predator–prey oscillator with phase plane, closed orbits, equilibrium, and period analysis.
lotka-volterra-predator-prey