Text and developer tools
Format JSON, convert encodings, inspect timestamps, hashes, and developer text.
Subcategories
This category is split by real user workflows so each tool set is easier to scan.
Format JSON, convert encodings, inspect timestamps, hashes, and developer text.
JSON and schema16 toolsJSON formatting, diffing, patching, path viewing, JSON5, and schema generation or validation.
Markup, config and SQL26 toolsYAML, XML, CSV, INI, TOML, MessagePack, HTML entities, Markdown, SQL formatting, SQL IN, SQL VALUES, CREATE TABLE, WHERE clauses, and ENV cleanup.
URL and web codecs9 toolsURL encoding, query diffs and normalization, URL list extraction and dedupe, batch query extraction, URL parsing, HTTP status codes, and QR codes.
Bases, binary and Unicode9 toolsBase64, string hex/binary, arbitrary bases, number bases, Unicode inspection, and Punycode.
Timestamps and colors3 toolsTimestamp conversion and color format conversion.
Text analysis, diff and extraction5 toolsWord counts, frequency, text diff, regex testing, and extraction.
Text cleanup and batch editing11 toolsDedupe, sort, case, line numbers, replace, filter, reverse, shuffle, and join.
Random and sequence generators3 toolsUUID, random number, and sequence generation.
Hashes, checksums and signatures5 toolsText/file hashes, MD5, checksums, and HMAC signatures.
Auth, passwords and permissions6 toolsBasic Auth, JWT, TOTP, permissions, password strength, and random passwords.
Developer schedule expressions2 toolsCron expression lookup, explanation, and next run times.
Morse and classic ciphers3 toolsMorse code, Caesar cipher, and Vigenere cipher.
URL encode and decode
Use this url encode and decode tool to inspect, convert, or generate a clear result directly in your browser.
LookupToolChakanURL query parameter diff
Compare two URLs or query strings to find added, removed, changed, and unchanged parameters without requesting the URL.
LookupToolChakanURL query normalizer
Normalize a URL or query string by sorting parameters, deduplicating repeated keys, and optionally dropping empty values to get a stable copyable query.
LookupToolChakanURL list extractor and deduper
Extract URLs from pasted text, logs, tables, or documents, deduplicate them, summarize domains, and warn about sensitive query parameters locally in the browser.
LookupToolChakanURL query key extractor
Extract query parameters from many URLs or logs, then summarize keys, value samples, UTM tags, duplicate keys, and sensitive parameter risks locally in the browser.
LookupToolChakanUTM parameter cleaner
Remove UTM and common ad-tracking parameters from one or many URLs, then summarize removed keys, kept keys, and share-safe cleaned links locally in the browser.
LookupToolChakanURL parser
Use this url parser tool to inspect, convert, or generate a clear result directly in your browser.
LookupToolChakanHTTP status code lookup
Use this http status code lookup tool to inspect, convert, or generate a clear result directly in your browser.
LookupToolChakanQR code generator
Use this qr code generator tool to inspect, convert, or generate a clear result directly in your browser.
LookupToolChakan