Cron generators & parsers, SQL query builders, API builders, HTTP status references, MIME types, and SemVer calculators.
Visual cron schedule builder generating Linux cron syntax and human-readable explanations.
Parse any Linux crontab expression and receive a clear human-readable schedule summary.
Format, indent, and capitalize SQL queries for MySQL, PostgreSQL, SQLite, and SQL Server.
Visual UI for building SELECT, INSERT, UPDATE, and DELETE SQL queries.
Search and compare SQL data types (INT, VARCHAR, TEXT, DECIMAL, DATETIME, BLOB) across MySQL, PostgreSQL, and SQLite.
Build HTTP API requests (GET, POST, PUT, PATCH, DELETE) with headers, query parameters, and JSON payload.
Search 1xx, 2xx, 3xx, 4xx, and 5xx HTTP status codes with descriptions and common causes.
Search file extensions (.pdf, .json, .png, .csv) to return official MIME content-type strings.
Analyze file extensions for MIME type, typical applications, content category, and security considerations.
Compare software versions (e.g. 1.4.2 vs 1.10.0), analyze Major/Minor/Patch diffs, and check SemVer compatibility.