Tools

Collection of tools. Inspired by simonw/tools.

Tools live in the ./tools directory.

All tools

AI & Machine Learning

• Cerebras LLM Inference — Chat with Cerebras models via the built-in proxy worker
• Prompt to Web Page — Turn a short idea into a rendered web page
• TensorFlow.js Linear Fit Lab — Train a tiny regression demo.
• Tool Calling Demo — Watch Cerebras tool calls unfold
• Vision Story Studio — Classify an image then craft a narrative.

Browser Utilities

• Device & Browser Info — Display current device and browser details
• Local Storage Viewer — Inspect and manage browser localStorage
• Origin Private File System Viewer — Browse and manage Origin Private File System

Calculators & Planners

• 2D Size Comparator — Visualize and compare rectangular dimensions with overlays.
• Lux to ANSI Throw Converter — Estimate projector throw from lux readings
• Peukert Battery Runtime Estimator — Estimate runtime using Peukert's law
• Running Pace Planner — Plan running pace, splits, and finish time
• Software Development Estimator — Rough timelines for development projects.
• Speed Unit Converter — Convert speed units instantly

Data & File Conversion

• Basic QR Code Generator — Generate QR codes from text
• CSV ⇄ Markdown Table Converter — Convert tables between CSV and Markdown
• JSON Dedupe & Simplify — Shrink JSON for docs and prompt examples.
• Morse Code to Text — Tap or hold to transcribe Morse code into plain text
• OpenSCAD to STL — Compile OpenSCAD designs into STL files.
• QR Code Reader — Upload QR code image and extract text/URL

Developer Tools

• Copilot Session Viewer — Render Copilot JSON exports like chat transcripts.
• Debug Log Inspector — Spot and summarize runtime errors
• DNS Lookup — Query DNS records using Cloudflare's resolver
• DuckDB Playground — Run DuckDB SQL in browser
• GitHub Device Login — Start the GitHub device flow and store the resulting access token locally.
• GitHub File to Scratch Pad — Import GitHub files into Scratch Pad
• JSON Formatter — Format and validate JSON data
• Regex Playground — Experiment with regular expressions and sample strings

Learning & Education

• Decay Lab — Visualize exponential decay and half-life
• Times Tables Trainer — Practice multiplication with spaced repetition

Mapping & Visualization

• 3D Game of Life — Explore animated voxel life simulation
• Color Name Lab — Generate fresh names for colors
• Fractal Playground — Interactive Mandelbrot and Julia explorer
• GBFS Explorer — Browse shared mobility feeds on an interactive map
• Map Explorer — Full screen map with geolocation button
• Map Overlay Aligner — Align custom map images with basemap
• Pendulum Studio — Interactive

...