100% Offline · Built by Detha · Free Forever
Every dev tool you need.
Zero internet required.
DevFlux packs 50+ developer utilities into one blazing-fast browser app. Format JSON, decode JWT, generate passwords, convert colors, test regex — all offline, all instant, all free.
50+
Dev Tools
0 KB
Server Calls
100%
Privacy Safe
<1ms
Avg Response
Free
Always & Forever
Browse by Category
50+ tools across 7 categories
▤
Format & Code
10 tools
JSONCSSMarkdownDiff
▦
Encode & Decode
9 tools
Base64JWTMorseHex
▮
Text Tools
10 tools
Word CountCaseLorem
◉
Generate
9 tools
UUIDPasswordHashCRON
⇋
Convert
9 tools
TimestampColorJSON↔CSV
✓
Test & Validate
5 tools
RegexJSONEmail
Why DevFlux?
100% Offline
Every tool runs entirely in your browser. No requests, no tracking, no servers. Works on a plane at 35,000 feet.
Instant Results
Sub-millisecond processing for every operation. No loading, no waiting — just instant output every time.
Privacy First
Your data never leaves your device. Paste API keys, tokens, passwords — nothing is transmitted anywhere.
Student-Friendly
Completely free. No sign-ups, no premium tiers, no ads. Built for devs who are learning and building on a budget.
Popular Tools
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Crafted by Detha Technology
Building AI-Powered Tools for Everyone
Detha is a technology company founded in February 2026, dedicated to making powerful developer tools accessible and intuitive. DevFlux is our offline toolkit — one of 13+ products we've shipped.