Tool collections
Find the right utility by workflow. Every collection is generated from the canonical tool registry, so listings stay accurate as tools improve.
Developer Tools
Daily JSON, code, conversion, and debugging utilities.
35 tools
JSON Tools
Format, convert, validate, and model JSON safely in your browser.
13 tools
API Tools
Build, inspect, and automate API workflows.
6 tools
SEO Tools
Generate metadata, structured data, sitemaps, and campaign URLs.
7 tools
AI Tools
Plan prompts, tokens, and model costs without sending content to an AI provider.
2 tools
PDF Tools
Private PDF conversion, extraction, and document utilities.
6 tools
Image Tools
Compress, convert, inspect, and generate images locally.
9 tools
Finance Tools
Practical calculators for pricing, tax, invoices, and recurring costs.
6 tools
Network Tools
DNS, SSL, IP, headers, and subnet diagnostics.
8 tools
DevOps Tools
Scheduling, configuration, and deployment helpers.
1 tool
Text Tools
Clean, count, compare, and transform text.
7 tools
Creator Tools
Create social, brand, code, and campaign assets.
5 tools
Freelancer Tools
Invoices, rates, productivity, and client workflow tools.
6 tools
Productivity Tools
Manage tasks, time, finances, and everyday work.
13 tools