Tools
A collection of useful tools and scripts. Most-used tools appear below; find any tool by search or the sidebar when a tool page is open.
Top 10 by page views.
CSV <> JSON
Convert CSV to JSON (Papa Parse) or JSON to CSV. Client-side.
265 views
Hex <> UTF-8
UTF-8 text to hex bytes and back. Client-side.
257 views
Code Playground
Run JS, TypeScript, Python in the browser. Open/save files.
248 views
Case Converter
Convert text case (upper, lower, title).
238 views
Random String Generator
Generate secure random strings.
223 views
Calculator
Scientific expression calculator (math.js).
221 views
IP Subnet Calculator
Compute network, broadcast, usable hosts from CIDR.
214 views
JSON <> YAML
Convert between JSON and YAML.
199 views
Lorem Ipsum
Generate placeholder text.
197 views
Word Count
Count words, characters, lines.
196 views
