Generators tools

Free UUID v4/v7 generator with bulk mode and JSON export. Cryptographically random, runs client-side.

• Generate UUID v1, v4, and v7 variants
• Bulk generation up to 10,000 at once
• Uppercase, braces, and hyphen formatting
• +1 more

Generate secure passwords and passphrases with length and symbol controls. Uses Web Crypto API locally.

• Length control with guaranteed character variety
• Uppercase, lowercase, digits, and symbol sets
• PIN mode for numeric passcodes
• +1 more

Create QR codes for URLs, Wi-Fi, vCards and text. Adjust size and error correction, download PNG/SVG.

• Generate QR codes for text, URLs, email, phone, SMS, and more
• Custom foreground, background, and logo
• SVG, PNG, and JPEG export
• +1 more

Generate fake names, emails, and addresses for testing. Use for mock data. Input: options + count. Returns CSV/JSON rows. 100% client-side.

• 8 categories and 29 field types
• Names, emails, companies, addresses, phone numbers, UUIDs, and more
• Locale-aware data for realistic results
• +2 more

Turn text into ASCII art banners. Use for headers and fun. Input: text ≤10MB. Returns ASCII art to copy. 100% client-side.

• Render text as ASCII art in multiple fonts
• Adjustable width and character density
• Copy to clipboard or download as text
• +1 more

Create 1D barcodes (Code128/EAN/UPC). Use for products; for 2D codes use qr-generator. Input: text/numbers. Returns PNG/SVG. 100% client-side.

• Generate Code 128, Code 39, EAN, UPC, and more
• Custom dimensions and color
• SVG and PNG export
• +1 more

Generate lorem ipsum placeholder text. Use for mock layouts. Input: paragraphs/sentences count. Returns dummy text. 100% client-side.

• Generate lorem ipsum by paragraphs, sentences, or words
• Choose how many items and starting text
• Copy to clipboard or download
• +1 more

Build cron schedules with plain-English preview. Use for automation timing. Input: fields or presets. Returns expression + next runs. 100% client-side.

• Visual cron builder with every field explained
• Presets and @-macro shortcuts
• Preview the next scheduled runs
• +1 more

Create structured AI prompts from a goal. Use for starter prompts. Input: topic text ≤10MB. Returns prompt template. 100% client-side.

• 6 categories covering 30+ real-world use cases
• Context, role, tone, and format fields
• One-click copy of the finished prompt
• +1 more

Rewrite rough prompts for clarity and context. Use for better AI output. Input: draft prompt ≤10MB. Returns improved prompt. 100% client-side.

• Analyze prompts across 8 quality dimensions
• Suggest concrete, actionable improvements
• Tone and detail adjustments
• +1 more

Pick random free ports for dev servers. Use for local testing. Input: count/range options. Returns port numbers. 100% client-side.

• Generate random network ports
• Range control to stay in valid port space
• Bulk generation with copy support

Generate SEO/social meta tags (Open Graph/Twitter). Use for new pages. Input: title/description/URL. Returns HTML tags. 100% client-side.

• Build Open Graph and Twitter Card tags
• SEO title, description, and canonical URLs
• Live preview of search snippets
• +1 more

Generate random secure tokens. Use for secrets; for IDs use uuid-generator/ulid-generator. Input: length options. Returns token strings. 100% client-side.

• Configurable character sets and length
• Entropy estimation for each token
• Bulk generation with copy support
• +1 more

Generate QR for WiFi join (SSID/auth/password). Use for WiFi sharing only; for URLs/text use qr-generator. Input: SSID + security + password. Returns QR PNG/SVG. 100% client-side.

• Generate QR codes for Wi-Fi login credentials
• WPA/WEP and open network support
• Hidden network option
• +1 more

Shorten long words to numeronyms (i18n, a11y). Use for abbreviations. Input: word ≤10MB. Returns numeronym. 100% client-side.

• Create Kubernetes-style abbreviations
• Preserves first and last characters
• Custom word input with live preview

Build vCard contacts to share or QR. Use for business cards. Input: name/phone/email. Returns .vcf download. 100% client-side.