Gray Code Calculator
Convert 10 integers to binary numbers and gray codes.
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CATEGORY
Developer Tools
Explore 34 free online tools for Developer. Use them directly in your browser without installation or sign-in.
34TOOLS
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AVAILABLE
Public IP Address Lookup
Ask the ipify public service for the connection's public address.
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Domain Registration Lookup
Read public RDAP registration events, status and nameservers.
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Roman Numeral Calculator
Convert integers from 1 to 3999 to Rome numbers.
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Mouse Sensitivity Calculator
Calculate eDPI and behavioral sensitivity with DPI and game sensitivity.
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Regex Tester
Run regular patterns and highlight the matching text.
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Base Converter
Convert large integers from 2nd to 36th.
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Computer Psu Calculator
Calculates the recommended PSU capacity with the main component consumption and latency.
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Query Parser
The URL query string is marked or recombined.
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Timestamp
Convert Unix timestamps and dates and ISO times each other.
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Punycode Converter
Convert international domain names between Unicode and ASCII.
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Hamming Code Calculator
Create a maturity filing code for binary data.
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Ascii Code Calculator
Displays the ASCII·Unicode·HEX·BIN value of the first character.
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Base64
Encode or restore text including a word to Base64.
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Crc16 Modbus Calculator
Calculate the Modbus CRC16 of the hexadecimal byte column.
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Cron Expression Generator
Build five-field Cron expressions and inspect upcoming execution times.
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DNS Record Lookup
Query Google DNS-over-HTTPS and inspect records, TTL and response status.
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F1 Score Calculator
Calculate precision·reduction·F1 score with TP·FP·FN.
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HTML Escape
Convert HTML special characters to entity or restore them to original characters.
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HTTP Latency Test
Compare repeated HTTP response times rather than ICMP ping.
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Ieee754 Calculator
Convert numbers to 32 bits·64 bits IEEE 754 bits.
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IP Range to CIDR Converter
Convert an IPv4 start and end address to the smallest CIDR list covering exactly that range.
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Ipv4 Cidr Calculator
Calculate network/broadcast/host numbers with IPv4 addresses and prefixes.
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IPv4 and IPv6 Mapping Converter
Convert IPv4 addresses to and from IPv4-mapped IPv6 notation.
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JSON Formatter
align and compress JSON data and check grammar errors.
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JWT Decoder
JWT’s header and payload are interpreted in your browser.
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Mac Address Analyzer
Analyze the format of the MAC address and the Unicast/Local Management Bit.
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MySQL Syntax Checker
Parse SQL locally and inspect formatted SQL and its syntax tree without running a database query.
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Vw Calculator
Convert px and vw values in the standard viewport width.
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RGB Cmyk Calculator
Convert RGB values to CMYK ratio and HEX.
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Seo Score Calculator
Copyright (c) 2014. SHINSEGAE LANGUAGE SCHOOL. All Rights Reserved
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Srt Scheduling Calculator
Calculates the average wait time for the shortest operation line, with the arrival and closing time of three operations.
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URL Codec
url and query strings are encoded and decoded in a secure form.
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UUID
Create a password-safe UUID v4 at a time.
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