Tools websites
Web-based utilities and single-purpose apps you open, use, and close — converters, generators, calculators, and lightweight productivity helpers.
Web-based utilities and single-purpose apps you open, use, and close — converters, generators, calculators, and lightweight productivity helpers.
Standalone web tools — converters, calculators, formatters, generators, single-purpose utilities — make up some of the most useful corners of the internet, and almost none of them are easy to find through search engines. This page tracks the tool sites currently surfacing across public signal sources, ranked by real traffic rather than launch hype.
Converters
File and data converters — change one format into another in the browser, no install required.
Calculators
Single-purpose calculators for finance, math, units, health, and everyday numeric problems.
Generators
Generators that produce something on demand — names, passwords, palettes, code snippets, and more.
Formatters & validators
Code, JSON, XML, and text formatters and validators that clean up or check input.
Productivity
Lightweight productivity utilities — task tools, timers, organizers, and workflow helpers.
Design utilities
Single-purpose design utilities — color pickers, palette tools, icon search, favicon generators.
PDF tools
PDF editors, converters, mergers, and splitters that work in the browser.
Privacy & security
Password managers, privacy utilities, anonymizers, and tracker blockers.
From the editors
Recent dispatches from the tools beat and the wider open web.
- NeighborhoodTreasure EditorsEvery category has one site stuck at #2
Every niche community has a graveyard of failed startups, but it also has a ghost ship that refuses to sink or sail into the harbor.
- NeighborhoodTreasure EditorsWhat 'indie web' actually means in 2026
I spent the morning watching a synthetic voice narrate a slideshow of stolen Reddit comments on a platform that used to be for sharing photos of breakfast.
- NeighborhoodTreasure EditorsPersonal sites are back
The last time I felt truly at home on the internet, the cursor was a tiny, pixelated slice of pizza and the background was a tiled image of a nebula that didn't quite line up at the seams.
Everything in Tools
The full tools index, ranked by sustained traffic.