Category · 9 tools
Text
Search, transform, and compare text and code: build, test, and visualize regular expressions (and generate strings that match them), convert between naming cases, compare two versions line by line, and repair garbled “mojibake” text.
Case Converter
Convert text between camelCase, PascalCase, snake_case, CONSTANT_CASE, kebab-case, Title Case, and more — all at once, in your browser.
Diff Viewer
Compare two texts or code snippets side by side with line-level difference highlighting.
works well with Data Diff
Image to Text (OCR)
Extract the text from a screenshot, photo, or scanned document with OCR — in 18 languages, entirely in your browser. Nothing is uploaded.
Markdown Editor
Write Markdown with a live GitHub-flavored preview, a table of contents, and one-click export to Markdown or HTML — entirely in your browser, nothing uploaded.
Mojibake Fixer
Repair garbled text where UTF-8 was misread as Windows-1252 — turn “café” back into “café” and “’” back into “’”. Runs entirely in your browser.
works well with Encoder / Decoder
Regex Railroad Diagram
Visualize a regular expression as a railroad diagram and read a plain-English, step-by-step explanation. Hover to link the two. Runs in your browser.
works well with Regex Tester
Regex Sample Generator
Generate example strings that match a regular expression, then send them straight into the Regex Tester. Every sample is verified to match — all in your browser.
works well with Regex Tester
Regex Tester
Build and test regular expressions live — highlight matches, inspect capture groups, and preview replacements.
works well with Regex Railroad Diagram
URL Inspector
Break a URL into its parts and an editable query-string table, then rebuild it. Decodes parameters and exports them as JSON. Runs in your browser.
works well with Encoder / Decoder