7 Free Browser Tools That Replace Paid Software

Every developer needs quick utilities. Here are 7 browser-based tools that work instantly — no install, no signup, no BS. 1. Text Diff Checker Paste two text blocks → see additions, deletions, and changes highlighted inline. When you need it: Reviewing config changes, comparing outputs, or code review diffs. 🔗 Try it free 2. URL Encoder/Decoder Encode special characters for URLs or decode percent-encoded strings. When you need it: Building API query strings, debugging redirect chains, or fixing broken links. 🔗 Try it free 3. Password Generator Generate cryptographically secure passwords with custom length, symbols, and entropy display. When you need it: Creating strong credentials for new accounts or API keys. 🔗 Try it free 4. Regex Tester Write regex patterns with real-time highlighting on sample text. Shows match groups. When you need it: Validating email formats, parsing logs, or extracting data. 🔗 Try it free 5. Word & Character Counter Real-time word, character, sentence, and para