Toop.club
Private, fast image and media tools
No account required. Image tools run locally in your browser, and tasks that use a network service are clearly labeled.
Browser localServer assisted
New · Live seller pilot
Check your Whatnot OBS setup before the show
Read OBS WebSocket, 1080x1920 canvas, WHIP, and output state without changing your settings, then rehearse a 9:16 selling overlay.
English only · No Whatnot login
01
Image work
Plan image dimensions, remove a background, or batch compress with a clear result.
- AI Background RemoverRemove backgrounds from portraits, product photos, and pets, then download a transparent PNG.Browser local
- Image CompressorBatch compress JPG, PNG, and WebP, compare sizes, and aim for a target KB.Browser local
- Aspect Ratio CalculatorCalculate width or height from an aspect ratio and preview common dimensions.Browser local
02
Format conversion
Direct conversion routes for the image formats you use most.
03
Media utility
Network-backed work is labeled separately from browser-local tasks.
04
Developer data tools
Edit nested JSON fields, numbers, and keys locally in your browser.
Latest AI practice notes
rootchen records Codex methods, experiment conditions, and limits from real projects.
01Codex Token Usage Too High? How I Test a “Verify at the End” WorkflowA reproducible way to compare repeated full test runs with one final verification pass, including variables, measurements, and failure boundaries.02How to Check Codex Token Usage: Input, Cached Input, and OutputLearn which Codex usage signals matter, how input, cached input, output, and tool logs differ, and how to keep comparable task records.03Why Does the Codex Token Limit Run Out So Quickly? A Four-Layer CheckDiagnose fast Codex usage through metering scope, task shape, model choice, context, and tool output without hard-coding changing plan numbers.