DEVTOOLBOX / WORKBENCH

Developer Workbench

Start with the task and open the tool you need.

88tools 11categories

Quick start

Search everything or continue from a frequent tool.

/

Formatting and conversion usually stay in your browser AI and network lookups call the backend

Frequent tools

All tools

JSON Formatter Format, compress and validate JSON data. Base64 Encode / Decode Encode or decode text using Base64. Timestamp Converter Convert Unix timestamps to date time and back. Regex Tester Test and debug regular expressions with multiple flags. UUID Generator Generate various versions of UUID/GUID. Hash Calculator Calculate MD5, SHA1, SHA256 and other hash values.

Loading local activity...

TASK ROUTES

Enter by task

Short paths through common development work.

Debug API data

Clean a response, inspect a token, and verify time fields.

JSON Formatter JWT Decoder Timestamp Converter

Handle encoded payloads

Move between URL, Base64, and escaped JSON strings.

URL Encode / Decode Base64 Encode / Decode JSON String Escape

Inspect network data

Query DNS and IP data, then calculate CIDR subnets.

DNS Lookup IP Lookup Subnet Calculator

Check security values

Review a password, calculate digests, and generate HMACs.

Password Checker Hash Calculator HMAC Calculator

Tool directory

Browse by domain and jump into representative tools.

Encoding / Decoding 10

Base64, URL, HTML and other encoder/decoder tools

Base64 Encode / Decode URL Encode / Decode HTML Entity Encode Unicode Escape

View category

Code Formatting 8

Format JSON, XML, SQL and other code

JSON Formatter XML Formatter HTML Formatter JavaScript Formatter

View category

Encryption / Hash 6

MD5, SHA, AES and other hashing tools

Hash Calculator HMAC Calculator AES Encrypt / Decrypt File Hash

View category

Converters 5

Data format, numeral system and unit converters

JSON to XML XML to JSON Base Converter Unit Converter

View category

Generators 6

UUID, passwords and random data generators

UUID Generator Password Generator Password Checker QR Code Generator

View category

Text Utilities 5

Text diff, statistics and processing tools

Text Diff Text Statistics Text Case Converter Number to Chinese Uppercase

View category

Time Utilities 9

Timestamp conversion and date calculators

Timestamp Converter Date Calculator Timezone Converter Cron Expression

View category

Network Tools 10

IP, DNS, URL parsing and other network tools

IP Lookup URL Parser User Agent Parser HTTP Status Codes

View category

Image Tools 6

Image compression, format conversion and color tools

Color Converter Image Compressor Image Format Converter Image Base64

View category

File & PDF Tools 18

PDF page processing, file conversion, compression and extraction

Merge PDFs Split PDF Remove PDF Pages Reorder PDF Pages

View category

Developer Utilities 5

Regex tester, code helpers and more

Regex Tester JWT Decoder SemVer Comparator Unix Permission Calculator

View category

GUIDES

Reference while you work

Practical workflows and limits based on features available on this site.

Read guide

01 5 min Developer Toolbox Guide: Local Processing and AI Boundaries 02 5 min Hashing Is Not Password Storage: MD5, SHA, and Argon2 Explained 03 5 min How to Validate an AI-Generated Regular Expression