Free Database Tools

Convert lists to comma-separated values, SQL WHERE IN, PostgreSQL arrays, MongoDB $in, JSON arrays, and more.

Format, validate, and beautify JSON. Minify, sort keys, and fix errors — all client-side in your browser.

Generate connection strings for JDBC, .NET, Python, Node.js, Go, PHP, Ruby, and more.

Format and beautify PostgreSQL queries. Supports functions, CTEs, JOINs, and all PostgreSQL syntax.

Generate UUIDs for PostgreSQL. Supports v4 (random) and v7 (time-ordered). Copy as SQL, array, or JSON.

Escape special characters for safe SQL queries. Supports standard, E-string, and dollar quoting.

Convert between Unix epoch timestamps and PostgreSQL dates. Generate to_timestamp() and extract(epoch) SQL.

Generate connection strings for Node.js, Python, Go, .NET, Java, and more. Supports TLS and ACL.

Calculate Redis memory usage and estimate costs for AWS ElastiCache, Azure Cache, and Redis Cloud.

Escape special characters for Redis CLI, connection strings, and glob patterns.

Convert TTL values between time units. Generate EXPIRE, EXPIREAT, and PEXPIRE commands.

Generate SQL Server connection strings for ADO.NET, JDBC, ODBC, Node.js, Python, Go, and more.

Generate MongoDB connection strings for Node.js, Python, Java, Go, .NET, and more. Supports SRV and TLS.

Generate MySQL connection strings for JDBC, Node.js, Python, Go, PHP, .NET, and more.

Generate Oracle connection strings for JDBC, ODP.NET, Python, Node.js, Go, and more. SID and Service Name.

Generate SQLite connection strings for .NET, Python, Node.js, Go, JDBC, PHP, and more.

Generate MariaDB connection strings for JDBC, Node.js, Python, Go, PHP, .NET, and more.

Generate ClickHouse connection strings for HTTP and Native protocols. Node.js, Python, Go, Java, and more.

Generate Neo4j connection strings for Bolt and Neo4j protocols. Node.js, Python, Java, Go, and more.

Generate Cassandra connection strings for cqlsh, Java, Python, Node.js, Go, .NET, and more.

Generate CockroachDB connection strings. PostgreSQL-compatible for JDBC, Node.js, Python, Go, and more.