Articles for teenytool
Practical guides for replacing scattered web utilities with a private local Mac menu bar app.
Generate tints and shades on Mac from a hex color
Start from a known UI color, generate lighter and darker candidates, then check the chosen state before handoff.
Color guideWCAG contrast ratio on Mac: AA and AAA explained
Understand 4.5:1, 3:1, AA, AAA, UI states, and when a passing color ratio is still weak.
Developer guideSHA-256 hash generator for Mac
Generate and verify hashes for copied text locally, and know when file checksums belong in Terminal.
Color guideMac color contrast checker
Check foreground and background UI colors locally before text, controls, and states reach code review.
Privacy guideOffline JWT decoder for Mac
Inspect JWT headers, payloads, and expiry dates locally before a real token leaves your Mac.
Privacy guideOffline URL encoder and decoder for Mac
Encode and decode copied links, query values, redirects, and private parameters locally.
Privacy guideOffline Base64 decoder for Mac
Decode and encode copied snippets locally when the string came from logs, tokens, APIs, or support work.
Privacy guideOffline JSON formatter for Mac
When JSON should stay local, what TeenyTool's formatter does, and when a web formatter is still fine.
ComparisonTeenyTool vs Raycast vs Alfred vs DevUtils
Compare Mac utility toolboxes, launchers, developer tools, offline work, pricing, and privacy.
How-to guideHow to access common Mac utilities from your menu bar
JSON formatters, encoders, text tools, color utilities, and calculators belong on your Mac, not in random browser tabs.