How to use a character counter for SEO titles, descriptions and posts
Learn when counting characters, words and lines helps you review search snippets, social posts and everyday content.
Developer Tools
Use practical utilities for development, QA, encoding, validation and fictional test data without complex setup.
14tools in this category
Developer Tools
14 tools in this category
URL Encoder
Encode or decode URLs
Base64 Encode Decode
Encode and decode Base64
HTML Entities
Convert symbols to HTML entities
Unicode Escape
Convert text to Unicode escapes
JWT Decoder
Read JWT header and payload
Regex Tester
Test regex against sample text
Cron Parser
Explain cron schedule expressions
Base64URL Encoder Decoder
Encode Base64URL for links
JSON Escape Unescape
Escape or unescape JSON strings
JSON Path Extractor
Find values by JSON path
CSS Clamp Generator
Create responsive CSS clamp
Encrypt Text with a Key
Encrypt and decrypt text in the browser
Test Bank Account Generator
Generate fictitious bank data for QA
Test Credit Card Generator
Generate Luhn-valid fictitious cards for forms
Simple, fast and useful every day
Each tool has its own page and shows the result directly on the screen.
SEO + GEO
Useful tools for search, answers and everyday work.
Texteme keeps simple tools in English and Portuguese, with separate pages by language for global search and AI discovery.
Read the blogSee comparisons- Free online tools
- Text, lists and emails
- Extractors and generators
- Lightweight mobile app
- Useful visible comparisons
Blog
View postsTexteme Blog
Simple guides about online tools, extractors, generators, text, lists, emails and productivity.
How to extract emails from text, lists and spreadsheets safely
Organize lists, remove duplicates and split contacts without sending your text to a server.
Useful online generators for passwords, UUIDs, colors and text
See when browser-based generators help with quick development, content and testing tasks.