Siftlet

Practical browser utilities

Siftlet

Small tools.
Clear receipts.

Use the tool, then check the receipt: processing location, source, license, and tested behavior.

Choose a toolSee our checks

Live collection6 working tools

Useful now.

No account wall. No mystery upload. Each page says what runs locally and where outside code shaped the result.

01

Earnings clock

See today's estimated gross pay move with your shift, rate, and unpaid break.

02

Timecard

Add clock-in, clock-out, and break times for a clean weekly hours estimate.

03

Sprite splitter

Slice a grid or detect transparent sprite regions, then download every tile as a ZIP.

04

CSS filter

Turn a target color into a CSS filter recipe for black icons and SVG assets.

05

Big text

Fill the screen with a message for noisy rooms, distance, or hearing accessibility.

06

Metadata inspector

Inspect dimensions, codec hints, timestamps, and photo location metadata before sharing.

Trust is easier when the tool leaves a receipt.
  1. Processing. We say whether a file or value leaves your tab.
  2. Source. We name reused code, licenses, and idea references.
  3. Tests. We publish the behavior we check before release.

347

Open-source field index

Useful projects, checked before listing.

We traced direct GitHub links from the Chinese Independent Developer list, checked repository availability and root licenses, and kept the raw directory out of search results.

Browse the research catalog