Changelog

What's new on Utilko — new tools, guides, cheat sheets, and improvements. Most recent first.

  1. Tech glossary launched

    Plain-English definitions for the dev terms people actually search for, each linking to the tools they're used with.

    • New /glossary/ hub with 10 entries: API, Webhook, CORS, Cookie, CDN, DNS, IP Address, OAuth, WebSocket, Encryption
    • DefinedTerm + DefinedTermSet schema for definition-panel SERP eligibility
    • AI-friendly robots.txt updated with explicit allowlists for GPTBot, ClaudeBot, PerplexityBot
  2. Cheat sheets + About page

    Dense, printable references for daily lookup. Plus a proper About page covering privacy, tech stack, and accuracy commitments.

    • New /cheat-sheets/ hub with 3 substantial references: Regex, HTTP Status Codes, Markdown
    • New /about/ page with E-E-A-T signals and explicit privacy guarantees
    • SiteNavigationElement schema sitewide — unlocks Google sitelinks
  3. How-to and comparison hubs

    Two new hub pages collect every guide and side-by-side tool comparison. 15 more SEO pages added.

    • New /how-to/ hub indexing all how-to guides (now 22 total)
    • New /compare/ hub indexing all comparisons (now 18 total)
    • 7 more how-to guides: minify JS, JSON to CSV, format SQL, decode JWT, Markdown to HTML, lorem ipsum, Unix timestamps
    • 8 more comparisons: Postgres vs MySQL, IPv4 vs IPv6, Tailwind vs Bootstrap, Docker vs VMs, SSH vs SSL/TLS, px vs rem, CSS Grid vs Flexbox, AES vs RSA
  4. 25 new SEO landing pages + per-tool OG images

    Hand-written guides that capture long-tail "how to X online" queries, plus unique social-preview images for every page.

    • 15 hand-written how-to guides (format JSON, generate password, compress images, generate UUID, hash passwords, validate regex…)
    • 10 technical comparisons (SHA-256 vs bcrypt, WebP vs JPEG vs PNG, REST vs GraphQL, SQL vs NoSQL…)
    • 382 unique per-page OG images generated as SVG at build time (300 tools + 82 SEO pages)
    • Quick Answer blocks + Speakable schema on every tool page for AI search citation
  5. Site-wide quality and accessibility pass

    Internal-linking density doubled, accessibility audit clean, schema fixes that unlock rich results.

    • Perfect Lighthouse 100/100/100 (Accessibility / Best Practices / SEO) on every page template type
    • Stronger internal linking — every tool page now has 8 contextual related-tool links via keyword overlap
    • Schema fixes site-wide — corrected URL structure unlocks Google rich-result eligibility
    • 84 aria-labels added across 61 tool components for screen-reader accessibility

Have a tool suggestion?

Most additions to Utilko start as user requests. If something's missing that you'd actually use, let me know.

Browse Existing Tools →