Best Free Online Developer Tools to Use in 2026
A practical, opinionated list of the best free online developer tools worth using in 2026, organized by category so you can find what you need fast.
Aug 08, 2026
A collection of text manipulation tools: transform, clean, format, convert, and analyze your strings.
Yes. Under the Convert section, you'll find buttons to convert text to binary, hex, and Base64, with reverse conversions available for each. The tool also supports URL encoding and decoding for web-safe text transmission.
Click the "Strip HTML Tags" button under the Clean section. It removes all HTML tags from your input, leaving only the plain text content. This is useful when you've copied text from a web page and want to remove formatting.
You can convert text to UPPERCASE, lowercase, Title Case, tOGGLE cASE, camelCase, snake_case, kebab-case, and Capitalize (first letter of each word). Simply click the desired transformation button under the Transform section.
Yes, the "Remove Duplicate Lines" button under the Clean section removes all duplicate lines, keeping only the first occurrence of each unique line. This is helpful when cleaning up lists or log files with repeated entries.
There is no hard limit. The tool processes text entirely in your browser, so the practical limit depends on your device's memory. The stats bar shows real-time character, word, line, and byte counts to help you keep track of your input size.
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