Handy Dev Tools
Simple online tools for everyday tasks.

No favorites

    Base64 Encoder/Decoder
    Markdown to HTML
    HTML to Markdown
    URL Encoder/Decoder
    Unicode Escape Converter
    Unicode Encode/Decode
    SQL Formatter
    SQL Splitter
    JSON Formatter
    XML Formatter
    YAML Formatter
    GraphQL Formatter
    JSON to YAML Conversion
    YAML to JSON Conversion
    JSON to TOML Conversion
    TOML to JSON Conversion
    HTML Entity Encode/Decode
    TOML to YAML Conversion
    YAML to TOML Conversion
    CSV to SQL INSERT Conversion
    Markdown Table Generator
    JSON to XML Conversion
    XML to JSON Conversion
    UUID Generator
    ULID Generator
    Password Generator
    Hash Generator
    Lorem Ipsum Generator
    Lorem Picsum Image URL Generator
    Test Data Generator Tool
    QR Code Generator
    S3 Path Parser & Converter
    IP Address Calculator
    Subnet Split
    Subnet Consolidation
    CloudFront Signed URL Generator
    RDS Connection String Generator
    Coordinate Format Converter
    Geo Format Converter
    JWT Decoder & Parser
    Basic Auth
    Password Strength Analyzer
    Credit Card Validator
    RSA Key Pair Generator
    Case Conversion
    Romaji Conversion
    Roman Numeral Conversion
    Phonetic Code Conversion
    Character Counter
    Text Diff
    HTML Tag Remover
    Regex Tester
    Color Conversion
    Dice Roll
    Crontab generator
    Crontab parser
    Emoji Picker
    DateTime Converter
    HTTP Status Code Search
    Port Number Search
    MIME Type Lookup
    Base64 File Converter
    Image Base64 Encode/Decode
    JSON to XML Conversion
    XML to JSON Conversion
    User-Agent Parser
    URL Parser
    OGP Checker
    Commit Message Generator
    Chmod Calculator
    Terminal GIF Generator
Ctrl+K

Password Generator

Password generator tool. You can select character types (numbers, lowercase letters, uppercase letters, symbols), set options (exclude ambiguous characters, ensure each selected type is included at least once), and generate passwords of specified length and count. All processing is performed locally in the browser, with no dependency on external APIs.

Character Types

Password Length: 8

How to use

About this tool

Generates random passwords with configurable length and character sets. Uses in-browser randomness.

How to use

Set length and character types; click generate and copy the password.

Options

Character types: At least one of numbers, lowercase, uppercase, symbols. Options: exclude ambiguous chars (0/O, 1/l, etc.), ensure at least one of each selected type. Length: 4–64. Count: positive integer.

Use cases

• Account creation • Password reset • API key ideas • Policy-compliant passwords

Privacy and data

Generation is in-browser; passwords are never sent to a server.