无极工具 Developer toolkit 2026
无极工具 Dev covers JSON, JWT, passwords, QR, network checks, plus Base64, URL, hash, UUID, timestamp, regex, text diff, query, number base, cron and wake lock helpers.
Toolkit
- JSON Formatter — Format JSON instantly with error hints. Beautify, minify and escape locally.
- Regex Tester — Test regex matches, capture groups and replace locally.
- Text Diff — Compare two texts line by line with add/remove markers.
- Base64 Encode / Decode — Encode and decode Base64 with Unicode support.
- Query String Parser — Parse URL query strings or build them from JSON.
- JSON Validator — Validate JSON syntax and optional Schema.
- Number Base Converter — Convert between binary, octal, decimal and hexadecimal.
- URL Encode / Decode — Encode and decode URL components or full URIs.
- Cron Parser — Explain 5-field cron expressions and list next run times.
- Hash Generator — Generate MD5 / SHA-1 / SHA-256 hashes.
- JSON Convert — Convert JSON to YAML, XML, CSV or PHP array.
- UUID Generator — Bulk UUID v4 generation with case and hyphen options.
- Screen Wake Lock — Keep the screen awake on this page via browser API.
- Timestamp Converter — Convert between Unix timestamps and datetime.
- JSON Beautify — Beautify and minify JSON locally.
- HTTP Client — Send HTTP requests in browser.
- IP Lookup — Lookup IP geolocation info.
- JWT Decoder — Decode JWT header and payload locally.
- Password Generator — Generate strong passwords locally.
- LAN Transfer — Room code + WebRTC peer file transfer with short-lived signaling.
Suggested paths
- API debug: JSON / JWT / Base64 / URL / Query
- Text work: regex / text diff / hash
- Fixtures: UUID / timestamp / number base / cron
- Live demos: wake lock / QR / LAN transfer
Why local?
Debug data can be sensitive. Local tools are safer and faster.