--- title: Worth Exploring: OSPF Watcher « ipSpace.net blog | daily.dev description: Vadim Semenov built OSPF Watcher, an open-source tool that tracks, logs, and visualizes OSPF topology changes in a network. Assembled from existing open-source... canonical: https://daily.dev/posts/worth-exploring-ospf-watcher-ipspace-net-blog-vvkd5or0n twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Worth Exploring: OSPF Watcher « ipSpace.net blog | daily.dev og:description: Vadim Semenov built OSPF Watcher, an open-source tool that tracks, logs, and visualizes OSPF topology changes in a network. Assembled from existing open-source... og:url: https://daily.dev/posts/worth-exploring-ospf-watcher-ipspace-net-blog-vvkd5or0n og:image: https://api.daily.dev/og/posts/VVkD5or0N.png og:image:alt: Worth Exploring: OSPF Watcher « ipSpace.net blog og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Worth Exploring: OSPF Watcher « ipSpace.net blog **[ipSpace.net Blog](https://daily.dev/sources/ipspace)** · 1 min read · 0 upvotes · 0 comments ## Summary Vadim Semenov built OSPF Watcher, an open-source tool that tracks, logs, and visualizes OSPF topology changes in a network. Assembled from existing open-source components with some custom glue code, it offers a practical monitoring solution. Purists may prefer a BGP-LS-based approach, but the project is open to community contributions and adaptation. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Questions this post answers ### Is there an open-source tool to monitor and log OSPF topology changes in my network? OSPF Watcher is an open-source project by Vadim Semenov that tracks, logs, and displays OSPF changes in a network. It is assembled from existing open-source tools with custom glue code. Purists may argue a BGP-LS-based approach is more correct, but OSPF Watcher is available on GitHub and open to community contributions and adaptation. _Network engineers watching for routing changes can follow tools like this on daily.dev._ ## Similar posts on daily.dev - [MUST Bookmark: Watch the Net « ipSpace.net blog](https://daily.dev/posts/must-bookmark-watch-the-net-ipspace-net-blog-ubgmyl1bo) · ipSpace.net Blog · 0 upvotes · 0 comments - [Detect network issues in Open vSwitch using Red Hat Lightspeed](https://daily.dev/posts/detect-network-issues-in-open-vswitch-using-red-hat-lightspeed-s2ygtmlrb) · Red Hat Developer · 0 upvotes · 0 comments - [The Never-Ending IPv6 Loopback Prefix Saga « ipSpace.net blog](https://daily.dev/posts/the-never-ending-ipv6-loopback-prefix-saga-ipspace-net-blog-4nlhgh10l) · ipSpace.net Blog · 0 upvotes · 0 comments --- Tags: [#open-source](https://daily.dev/tags/open-source), [#monitoring](https://daily.dev/tags/monitoring), [#bgp](https://daily.dev/tags/bgp) [View this post on daily.dev](https://daily.dev/posts/worth-exploring-ospf-watcher-ipspace-net-blog-vvkd5or0n) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Worth Exploring: OSPF Watcher « ipSpace.net blog","url":"https://daily.dev/posts/worth-exploring-ospf-watcher-ipspace-net-blog-vvkd5or0n","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/worth-exploring-ospf-watcher-ipspace-net-blog-vvkd5or0n"},"datePublished":"2026-08-11T08:55:06.549Z","dateModified":"2026-08-11T09:26:19.992Z","description":"Vadim Semenov built OSPF Watcher, an open-source tool that tracks, logs, and visualizes OSPF topology changes in a network. 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