Developer & Code Tools
98 tools available. All calculations and file processing stay 100% private in your browser.
Convert 27
- ASCII Code to Text ConverterConvert space-separated decimal ASCII numeric character codes back into readable text.
- Base64 Text DecoderDecode Base64 encoded strings back into readable UTF-8 plain text.
- Base64 Text EncoderEncode plain text or UTF-8 strings into standard Base64 representation in real time.
- Base64 to Downloadable File ConverterConvert raw Base64 strings into downloadable binary files with custom filenames and MIME types.
- Binary Code to Text ConverterConvert 8-bit binary numbers (0s and 1s) into readable UTF-8 text characters.
- CSV to JSON ConverterConvert CSV and TSV tabular text into structured JSON arrays of objects.
Create 21
- Apache .htaccess Redirect GeneratorGenerate Apache .htaccess Redirect and RewriteRule directives for 301 permanent or 302 temporary redirects.
- Bulk UUID Generator (Batch v4)Generate up to 1,000 random UUID v4 identifiers at once in clean line-delimited format.
- CSS border-radius GeneratorInteractively generate CSS border-radius styles with custom top-left, top-right, bottom-left, and bottom-right corners.
- CSS Box Shadow GeneratorDesign and customize smooth, layered CSS box-shadow styles with live interactive preview.
- CSS clamp() Fluid Typography GeneratorCalculate fluid responsive CSS clamp() formulas based on minimum and maximum viewport and element sizes.
- CSS filter GeneratorBuild CSS filter property declarations for blur, brightness, contrast, saturation, and grayscale effects.
Organize & Edit 15
- Content Security Policy (CSP) FormatterFormat and beautify complex Content-Security-Policy (CSP) headers into clean, multiline directives.
- CSS Stylesheet FormatterBeautify and format CSS stylesheets with uniform indentation, brace spacing, and rule separation.
- CSV Formatter & Align TableFormat, align, and clean messy CSV and TSV tabular data into readable, structured rows.
- Developer Regex Pattern ReplacePerform regular expression find-and-replace transformations on developer code snippets and strings.
- GraphQL Formatter & BeautifierFormat, indent, and prettify GraphQL queries, mutations, subscriptions, and SDL schemas.
- HTML Code Formatter & BeautifierBeautify and format unformatted or minified HTML markup with consistent tag indentation.
Calculate & Analyze 5
- CIDR IPv4 Subnet CalculatorCalculate network address, broadcast address, subnet mask, usable host range, and total IP count from any IPv4 CIDR block.
- Cron Next Run Times CalculatorCompute upcoming execution timestamps and schedules for any standard 5-field cron expression.
- File SHA-256 Checksum CalculatorCalculate the SHA-256 checksum of any local file with streaming chunk processing directly in your browser.
- File SHA-512 Checksum CalculatorCompute high-assurance 512-bit SHA-512 file checksums using chunked in-browser streaming.
- IPv4 Subnet Mask & Host CalculatorDetailed subnet breakdown showing network address, wildcard mask, host capacity, and assignable IP range.
Inspect & Extract 30
- Arbitrary Radix / Number Base ConverterConvert numbers between any base from binary (base 2) up to base 36 with full arbitrary-precision support.
- Batch Multi-File Checksum TableCalculate checksums for multiple files simultaneously and export an organized verification table.
- Cron Expression ExplainerTranslate standard 5-field cron expressions into clear, human-readable schedule explanations.
- CSS Stylesheet MinifierCompress CSS stylesheets by removing redundant whitespace, newlines, and comments.
- CSS Unit ConverterConvert CSS measurement values between px, rem, em, %, and viewport units with custom root font size.
- HTML Code MinifierCompress HTML documents by collapsing whitespace, stripping unnecessary comments, and trimming lines.