43 Free Developer Tools

Developer Tools

Free tools for developers: code formatters, minifiers, converters, and data utilities.

43+
Total Tools
30
Categories
100%
Free to Use
All Tools Audio Tools (2) Automotive Calculators (1) Business Tools (4) Calculators (50) Developer Tools (43) Education Calculators (2) Electronics Calculators (4) Financial Tools (20) Forex Tools (4) Fun & Generators (15) Health Calculators (12) Home & DIY Calculators (9) Image & Design Tools (18) Instagram Tools (1) Math Calculators (10) PC & Hardware Calculators (1) PDF Tools (1) Pet Calculators (2) Productivity Tools (10) Science Tools (1) Security Tools (5) SEO Tools (10) Social Media Tools (8) Sports Calculators (3) Text Tools (20) TikTok Tools (1) Time Management (4) Typing & Keyboard Tools (1) Unit Converters (9) YouTube Tools (6)
Developer Tools 43 tools
01 Developer Tools

Markdown Table Generator

Build a markdown table by typing into a grid instead of counting...

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02 Developer Tools

Number Base Converter

Type in any base and watch binary, octal, decimal, hex, and a...

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03 Developer Tools

package.json Generator

Turn a form into a complete, ready-to-use package.json.

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04 Developer Tools

PHP Array to JSON Converter

Paste or upload a PHP array and convert it to valid JSON...

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05 Developer Tools

Query String Formatter

Paste a URL or query string and see every parameter broken out...

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06 Developer Tools

Random Data Generator

Define fields like name, age and email, then generate mock JSON or...

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07 Developer Tools

Random MAC Address Generator

Generate valid, collision-safe MAC addresses in bulk, in any format.

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08 Developer Tools

Random User Agent Generator

Realistic, filterable User-Agent strings for testing and QA, exportable in bulk.

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09 Developer Tools

README.md Generator

Turn a few form fields into a polished, GitHub-ready README.md with live...

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10 Developer Tools

Regex Tester

Test a regex against sample text with live highlighting, capture groups, and...

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11 Developer Tools

Space to Tab Converter

Upload or paste code and convert indentation between 4-space blocks and tab...

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12 Developer Tools

SVG Path Minifier & Optimizer Studio

Strip comments and metadata and round decimal coordinates to shrink SVG file...

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13 Developer Tools

SVG to Data URI Converter

Convert SVG code into a Base64 or URL-encoded data URI, with ready...

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14 Developer Tools

Test Credit Card Number Generator

Luhn-valid fake card numbers with CVV and expiry, for QA and form...

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15 Developer Tools

Text to Binary Converter

Convert text to binary, hex, octal, or decimal codes and back, with...

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16 Developer Tools

Unix Timestamp / Epoch Converter

Convert epoch timestamps to dates and back, with a live ticking clock...

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17 Developer Tools

URL Encoder / Decoder

Encode or decode a URL or any text instantly, with component, full-URL,...

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18 Developer Tools

UUID / GUID Generator

Generate up to 1,000 UUIDs or GUIDs at once, in the exact...

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19 Developer Tools

YAML to JSON Converter

Paste YAML, get clean JSON — or the other way around —...

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