All Tools
Guide to managing Linux processes: ps, top, htop, kill, nice, nohup, jobs, and bg/fg. With practical examples. Free Linux sysadmin reference, no signup needed.
Complete PowerShell reference with cmdlets, aliases, pipelines, scripts, loops, functions, and error handling. Interactive cheat sheet for Windows admins and devs.
Generate a custom PowerShell profile ($PROFILE) with aliases, prompt customization, functions, and startup settings. Visual builder, copy ready. Free.
Count tokens and estimate costs for GPT-4o, Claude, Gemini and more. Real-time token estimation.
Compare costs across GPT-4o, Claude, Gemini and more. Calculate monthly API spend before you build.
Visually build OpenAI and Anthropic API message arrays. Copy JSON or cURL. Supports variables.
Describe what you want to match in plain English and get a perfect regex with explanation and test area.