Utilities & Online Tools

Check spelling with Hunspell-format dictionaries

Convert mixed document files into structured Markdown

Synchronize libraries through a Seafile server

Look up the vendor assigned to a MAC prefix

Change capitalization without retyping

Deploy an appliance for sending, receiving and requesting files

Generate and manually refine cellular image masks

Build reusable recipes for encoding and data transformations

Convert HTML into Markdown with configurable link handling

Scientific expressions with dimensions checked as types

Inspect email transport and authentication setup

View and control several download types together

Use multilingual prediction and swipe typing

Optimize image files on a Mac

Compose Unicode text on Android

Edit image metadata and exchange it with tables

Check which resolvers answer browser DNS tests

Numerical, symbolic and plotting tools for mathematical work

Stitch overlapping photographs into panoramas

Convert tables and JSON with explicit parsing controls

Turn linear PDFs into booklets and back

Develop RAW photos and compose layered edits

Create, inspect and edit GIF frame sequences

Query large archives of network flow data