Tech & Developer Calculators
Fast browser-based tools for dev workflows, design tasks, and technical lookups.
Why use EveryCalc for tech & developer?
This hub is designed to make tech & developer calculators easier to find, compare, and use quickly.
373 calculators in one hub
Browse a focused category view instead of hunting across the whole site for the right tool.
Fast tools with clear starting points
Featured picks, converter hubs, popular searches, and curated fast paths help visitors reach the right calculator faster.
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Featured tech & developer calculators
The most-used tools in this category — a fast starting point before you browse the full list below.
Unicode Character Map & Symbol Finder
Search and copy arrows, currency signs, Greek letters, emoji, box drawing characters, and other popular Unicode symbols.
JSON Formatter & Validator
Beautify, minify, and validate JSON instantly. Inspect nested objects with an expandable tree view and useful structure stats.
Text Compare Tool
Compare original and changed text side by side, highlight added and removed lines, and see a quick similarity score.
Markdown Previewer
Write markdown with a live side-by-side preview, copy the rendered HTML, and check word or character counts as you type.
Base64 Encoder & Decoder
Encode text to Base64, decode Base64 back to text, work with URL-safe strings, and inspect data URL prefixes instantly.
URL Encoder & Decoder
Encode full URLs or query values, decode percent-encoded text, and inspect protocol, path, query params, and fragments.
Top tech & developer converter hubs
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Explore 240 data storage conversion tools in tech & developer.
Explore 110 power conversion tools in tech & developer.
All tech & developer calculators
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