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.
YAML and JSON converter
Convert YAML to JSON or JSON to YAML in the browser for configs, API examples, and documentation cleanup.
LookupToolChakanXML and JSON converter
Convert XML to JSON or JSON to XML for API responses, legacy data, and configuration inspection.
LookupToolChakanCSV and JSON converter
Convert CSV to JSON or JSON to CSV in the browser with delimiter detection, header handling, and preview rows for imports and docs.
LookupToolChakanCSV table viewer and validator
Preview CSV as a table and validate delimiter, headers, empty rows, duplicate headers, and uneven column counts in the browser.
LookupToolChakanCSV column extractor and reorder tool
Extract selected CSV columns by name, index, or range, reorder fields, preview the cleaned table, and export a new CSV locally in the browser.
LookupToolChakanCSV column renamer and header normalizer
Rename CSV headers by column name or index, normalize field names to common cases, preview the mapping, and export a cleaned CSV locally in the browser.
LookupToolChakanCSV row filter and condition cleaner
Filter CSV rows by column name or index with equality, contains, numeric comparison, empty checks, or regex, then preview and export the matched rows locally.
LookupToolChakanCSV column type inference and schema draft tool
Profile CSV columns to infer integer, number, boolean, date, URL, email, and text types, then generate JSON Schema and SQL draft definitions locally in the browser.
LookupToolChakanJSONL and JSON converter
Convert JSON Lines to a JSON array or JSON arrays to JSONL in the browser, with per-line validation for logs, datasets, and batch APIs.
LookupToolChakanINI and JSON converter
Convert INI to JSON or JSON to INI in the browser with section support, duplicate-key diagnostics, and config cleanup hints.
LookupToolChakanTOML and JSON converter
Convert TOML to JSON or JSON to TOML in the browser with table, array, and scalar summaries for config cleanup.
LookupToolChakanMessagePack and JSON converter
Encode JSON to MessagePack HEX or decode MessagePack HEX back into readable JSON.
LookupToolChakanHTML entity codec
Use this html entity codec tool to inspect, convert, or generate a clear result directly in your browser.
LookupToolChakanMarkdown and HTML viewer
Use this markdown and html viewer tool to inspect, convert, or generate a clear result directly in your browser.
LookupToolChakanSQL formatter
Use this sql formatter tool to inspect, convert, or generate a clear result directly in your browser.
LookupToolChakanSQL table and field inspector
Use this sql table and field inspector tool to inspect, convert, or generate a clear result directly in your browser.
LookupToolChakanSQL IN list builder
Use this sql in list builder tool to inspect, convert, or generate a clear result directly in your browser.
LookupToolChakanSQL VALUES and INSERT builder
Convert CSV, table rows, or pasted data into SQL VALUES and INSERT INTO statements, with string escaping, NULL handling, column checks, and copyable output.
LookupToolChakanSQL CREATE TABLE generator
Generate CREATE TABLE DDL from a field list for MySQL, PostgreSQL, SQLite, or generic SQL with primary keys, defaults, comments, and review warnings.
LookupToolChakanSQL WHERE condition builder
Generate SQL WHERE, SELECT, and COUNT query conditions from filter rows with IN, BETWEEN, LIKE, NULL checks, escaping, and parameter-binding warnings.
LookupToolChakan.env formatter
Format .env environment variable text and inspect normalized key/value pairs, duplicates, and suspicious lines.
LookupToolChakan.gitignore generator
Generate a .gitignore draft from common project stacks, IDE choices, operating-system files, environment patterns, and extra custom rules.
LookupToolChakantsconfig generator
Generate a tsconfig.json draft from runtime, module system, strictness, aliases, and include or exclude scopes for TypeScript project setup.
LookupToolChakanDeployment config generator
Generate deployment config drafts for Docker, PM2, Nginx, GitHub Actions, or Vercel from framework and server parameters.
LookupToolChakan.env template companion
Generate .env.example and multi-environment placeholder packs with a variable matrix that separates browser-exposed values from server-only secrets.
LookupToolChakanDeployment rollback checklist
Generate deployment rollback checklists with preflight checks, rollback triggers, step-by-step recovery actions, and post-rollback verification.
LookupToolChakan