Internal linking that fixes orphan pages, right inside WordPress.
LinkCortex suggests contextual internal links in the Gutenberg editor using your own AI keys, with zero per-site fees.
Free and open source · GPLv2+ · Works with the Gutenberg editor
How to Scale B2B Organic Traffic with Topic Clusters
Building sustainable search visibility requires more than just publishing new posts every week. When you connect related articles into clear topic clusters, search engines can easily navigate your site hierarchy. Linking supporting guides to practical internal linking workflows helps search crawlers and readers discover your cornerstone content before pages become isolated orphans.
When internal links connect naturally across related topics, readers stay longer and your highest-converting landing pages receive steady authority...
Natural 4-word phrase matching target topic without repetitive exact-match keywords.
Manual internal linking does not scale as your content library grows.
Publishing content is hard enough. Maintaining links between articles usually gets neglected, creating blind spots in your site structure.
Orphan pages slip through
High-effort articles get published without inbound internal links pointing to them. Without connection to cornerstone content, search engine crawlers struggle to discover them and rankings stagnate.
Spreadsheets quickly fall out of date
Managing internal link architecture in spreadsheets or auditing exports consumes hours every month. Editorial teams soon abandon them, and link opportunities between published posts are missed.
Spammy auto-linkers risk ranking penalties
Legacy link plugins forcefully replace exact-match keywords across dozens of posts automatically. This creates unnatural, repetitive anchor profiles that signal spam to search evaluators.
Three steps to relevant, natural internal links
Fast, safe internal linking without leaving the WordPress Gutenberg editor.
Local candidate search
LinkCortex scans your WordPress database locally using BM25 keyword scoring to shortlist relevant target posts. Your unpublished drafts are never sent to external indexing servers.
AI suggests contextual anchors
Connect your personal Gemini, Anthropic, or OpenAI API key. LinkCortex analyzes sentence context to suggest natural 2-to-5 word phrases that fit your sentence flow.
Review and insert with one click
Review recommendations directly inside the block editor. Accept in one click, modify the anchor text, or dismiss. Every change is logged with instant one-click rollback.
Designed directly into the WordPress editor
Review smart suggestions right alongside your paragraphs without juggling tabs or external spreadsheets.
...By organizing your articles into distinct topic hubs, you make it easy to build topic clusters in WordPress and guide readers toward your highest-converting content.
In-editor link recommendations
Contextual internal linking suggestions appear alongside your paragraphs as you write or refresh content. Accept in one click without leaving Gutenberg.
Orphan page discovery
Quickly surface published articles that lack incoming internal links. Connect isolated posts to authoritative cornerstone articles in minutes.
Identifies fluent phrases that fit your editorial voice, avoiding robotic exact-match anchor stuffing.
Natural anchor phrases
Avoid robotic exact-match keywords that risk quality flags. LinkCortex highlights fluent 2-to-5 word phrases that read naturally for humans while passing topical relevance.
Built for safety, privacy, and long-term site health
A transparent comparison of how LinkCortex protects your content compared to typical commercial link tools.
| Capability |
LinkCortex
|
Typical Paid Plugins |
|---|---|---|
| License & Site Limits | Free & open-source (GPLv2+) on unlimited sites | Annual paid license per domain |
| Block Editor Safety | WP_HTML_Tag_Processor parser (never breaks blocks) | Regex string replacement (risks corrupting blocks) |
| API Key Location | Stored on your server (direct API calls only) | Routed through third-party vendor servers |
| Editorial Control | Explicit review inside Gutenberg before inserting | Bulk auto-insertion without individual review |
| Reversibility & Rollback | One-click rollback logged for every inserted link | Manual deletion or full database restores |
LinkCortex is free. You only pay your AI provider for the API calls you use.
Built by WordPress publishers, for WordPress publishers
LinkCortex was created by Selvakumar Duraipandian and Mayakrishnan after eight years of working together on high-scale WordPress platforms at Kissflow.
Selvakumar Duraipandian
Co-creator & Developer
Worked alongside Maya at Kissflow for around eight years. A WordPress theme and plugin developer focused on native Core APIs, editor performance, and open-source tools.
Mayakrishnan
Co-creator & Product Strategist · RevOps Manager at Kissflow
RevOps Manager at Kissflow with extensive SaaS operations and workflow experience. Co-creator of LinkCortex focused on editorial workflow optimization, site hierarchy, and publishing efficiency.
Maya was Selva’s manager during their eight years together at Kissflow. They built LinkCortex to solve the manual linking fatigue and broken block markup they saw across dozens of WordPress sites.
Frequently asked questions
Everything SEO leads and WordPress site owners ask about LinkCortex.
Will LinkCortex break my Gutenberg blocks or page layout?
No. LinkCortex uses WordPress Core’s official WP_HTML_Tag_Processor parser rather than regular expressions. It edits only text nodes and leaves Gutenberg block comment markers (<!-- wp:paragraph -->) completely intact. In addition, every accepted edit is logged and can be rolled back in one click.
Does LinkCortex work alongside Rank Math, Yoast SEO, or SEOPress?
Yes. LinkCortex operates strictly on internal links inside your post content. It reads your existing focus keywords natively from Yoast, Rank Math, SEOPress, or All in One SEO, and never conflicts with your meta tags, sitemaps, or schema settings.
Are my drafts or private articles sent to any third-party database?
No. LinkCortex performs candidate shortlisting locally in your WordPress database using an in-memory BM25 algorithm. Your unpublished content is never uploaded to an external vector cloud or shared with third parties.
Where are my AI API keys stored?
Your keys remain strictly on your own server. You can configure them securely as environment variables or constants in your wp-config.php file. LinkCortex has zero central proxy servers and never sees your credentials.
Can I edit suggested anchor text before accepting a link?
Yes. When LinkCortex suggests an internal link, you can accept it, click to modify the highlighted phrase, or dismiss it. You always retain complete editorial approval over every link on your site.
Is LinkCortex completely free to use on client websites?
Yes. LinkCortex is licensed under GPLv2+ and listed in the official WordPress.org plugin directory. You can install it on unlimited personal, client, or enterprise websites without licensing fees or per-site restrictions.
Fix orphan pages and build structured topic clusters in WordPress today.
Free and open source · GPLv2+ · Works with WordPress 6.2 and newer