AI tools for stock creators
Local microstock pipeline: duplicate filtering, AI quality moderation, and XMP metadata generation.
Open business tools
A set of free utilities for webmasters, marketers, and document work. No sign-up — everything runs in your browser.
Technical SEO
Tools for crawl control and multilingual setup: robots.txt, Sitemap, hreflang.
Robots.txt & Sitemap Builder
Visual robots.txt builder: Allow/Disallow per bot, Sitemap URL. Manage crawl budget, avoid accidental blocking. Download in browser.
Open →Hreflang Matrix Generator
Generate identical hreflang link blocks for multilingual pages. Google-compliant, x-default support.
Open →Content optimization
SERP preview, keyword density analysis, and text typography for SEO and readability.
Google SERP Simulator
Interactive Google snippet emulator: pixel-width Title and Description preview, keyword highlighting, desktop/mobile view.
Open →Keyword Density Analyzer
Analyze keyword density and n-grams with stop-word filtering for 6 languages. Unigrams, bigrams, trigrams in browser.
Open →Web design & graphics tools
WebP image optimization and color palette generation for interfaces, landing pages, and UI kits.
Image Optimizer (WebP)
Compress JPG and PNG to WebP format right in your browser. Speed up your site without losing visual quality.
Open →Color Palette Generator
Generate interface palettes with OKLCH, HSL and HSV, fine-tune shades manually, check contrast, and export to Tailwind or CSS.
Open →Color Space Converter
Convert HEX, RGB, CMYK, HSL, HSV, LAB, HWB and OKLCH with Tailwind, Material and Web Safe palettes.
Open →Structured data
Microdata and social previews: JSON-LD and Open Graph for rich snippets.
AI & GEO optimization
Tools for AI search and AI Overviews: llms.txt and content structure validation.
B2B calculators & generators
Funnel and ROI calculators, VAT, margin, invoice, UTM, QR, signatures, and privacy policy tools.