Text
Free text tools — counter, JSON, Base64, diff and more.
Character Counter
Free online character counter — count characters, words, sentences, and bytes in real time. No install, no signup.
Text to Speech
Free online text-to-speech tool — type any text and your browser reads it aloud. Adjust voice, speed, and playback position. No install required.
Markdown Viewer - MD File Reader Online
Open and preview MD files instantly in your browser — no install needed. Free online markdown viewer. Upload .md files or paste markdown to see live rendering with code highlighting and auto TOC.
JSON & JSONL Parser / Formatter
Free online JSON & JSONL parser. Validate, pretty-print, and minify JSON with syntax highlighting. Auto-detects JSON Lines (.jsonl). 100% client-side.
YAML ↔ JSON ↔ TOML Converter
Live 3-way converter between YAML, JSON, and TOML. Smart schema detection for Kubernetes, Docker Compose, GitHub Actions, plus YAML pitfall warnings (Norway problem, octal, sexagesimal). 100% browser-based.
XML Parser / Formatter
Free online XML parser with real-time validation, collapsible tree view (+/-), pretty print, and syntax highlighting for elements, attributes, text, and CDATA. 100% browser-based.
JSON ↔ XML Converter
Live 2-way converter between JSON and XML. Configurable attribute prefix and text node key. 100% browser-based, no upload.
Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 strings online — free, instant, no install. Full Unicode support. See both results side by side.
EPUB to TXT Converter
Extract text from EPUB eBooks instantly. Free browser-based EPUB to TXT conversion — no install, no server upload, chapter by chapter.
Text Diff
Free online text diff tool — compare two texts side by side and spot every difference instantly. No install, no signup.