All tools

Search by name or description. Every tool runs entirely in your browser.

🔍

Showing all 10 tools

Developer

Pretty-print, minify, validate, sort, and clean JSON in your browser.

Convert between BSON, MessagePack, CBOR, JSON, Protobuf, Pickle, Java, and plist.

Inspect pcap/pcapng files: layers, statistics, topology, and packet flows, fully offline.

Convert tcpdump hex dumps to Scapy Python code, hex, or Python bytes literals.

Convert images between PNG, JPEG, and WebP in your browser. Batch, resize, and quality control.

Convert documents between Markdown, HTML, docx, LaTeX, EPUB, and more, all in your browser.

Estimate monthly mortgage payments from loan amount, rate, and term.

Project investment growth with a lump sum and multiple recurring contributions via FVIFA.

Income tax calculators for 8 countries plus a cross-country tax comparer.

Compare income tax and take-home pay across 8 countries from one income.