Free Alternatives to Popular Developer Tools
Toolpilot replaces dozens of popular developer tools — with 100% browser-based tools that are faster, more private, and completely free. Find your free alternative below.
100%
Client-side — no data upload
0
Accounts required
20+
Free developer tools
Security & Encoding
Free CyberChef Alternative
The Cyber Swiss Army Knife — a web app for encryption, encoding and analysis
Free JWT.io Alternative
JSON Web Tokens debugger — decode, verify and generate JWTs
Developer Tools
Free JSONFormatter.org Alternative
JSON formatter, validator and converter online
Free cssminifier.com Alternative
Simple, fast CSS minifier online
Free RegExr Alternative
Online regex editor, tester and reference
Free regex101.com Alternative
Online regex builder and tester with debugger
Free uuidgenerator.net Alternative
Free online UUID v1 and v4 generator
Free Diffchecker Alternative
Online diff tool for comparing text differences
Free EpochConverter.com Alternative
Unix timestamp and epoch converter online
Free ColorPicker.online Alternative
Online color picker and color code converter
Encoding Tools
Free base64.guru Alternative
Base64 encode and decode online — all variants supported
Free Online-Convert.com Alternative
Free online file converter for images, audio, video and documents
Free HTML Entities Online Tools Alternative
Encode and decode HTML entities online
Content Tools
Free Markdown Live Preview Alternative
Real-time Markdown preview in your browser
Free lipsum.com Alternative
Lorem ipsum placeholder text generator
Free wordcounter.net Alternative
Free word count and character count tool
Free TextCase.me Alternative
Online text case converter — uppercase, lowercase, title case
Security Tools
Can't find your tool?
Browse all 20+ free developer tools on Toolpilot — or check the tool comparisons and guides for more resources.
Browse All Free Tools →