Every OctopusOn SEO program, free for Windows, macOS and Linux. Each comes with its command-line tool for automation.
A free SEO spider and site audit tool: crawl like a search engine, render JavaScript, find broken links and redirects, and get an explainable SEO score.
Version 0.1.0 · Released October 18, 2026 · 4 downloads · All files on GitHub →
62a4c7e708b02d50…73233a3752dddea5…If SmartScreen warns about an unknown publisher, click “More info” → “Run anyway”.
487bde2555f38331…92f1e6dbe3fe4b8b…51b108736bae23a2…AppImage: make it executable (chmod +x) and run it — or install the .deb or .rpm package.
| File | Size | SHA-256 |
|---|---|---|
| octopuson-crawler-crawler-v0.1.0-aarch64-apple-darwin.tar.gz | 14.7 MB | 26ad53920be4b297afb9… |
| octopuson-crawler-crawler-v0.1.0-x86_64-apple-darwin.tar.gz | 15.9 MB | 473dd14900a48f9b3a69… |
| octopuson-crawler-crawler-v0.1.0-x86_64-pc-windows-msvc.zip | 12.8 MB | 82b577000c44159de1b4… |
| octopuson-crawler-crawler-v0.1.0-x86_64-unknown-linux-gnu.tar.gz | 17.4 MB | 690e1c55f8eb5364ab32… |
Which bots really crawl your site, how often, and what they hit — from your server logs.
Version 0.2.0 · Released October 18, 2026 · 15 downloads · All files on GitHub →
359971af71843543…12a0f338ca14e9ab…If SmartScreen warns about an unknown publisher, click “More info” → “Run anyway”.
74b966200224068e…cf20bbde96dfda22…54221ce58ae7b6a9…AppImage: make it executable (chmod +x) and run it — or install the .deb or .rpm package.
| File | Size | SHA-256 |
|---|---|---|
| octopuson-log-log-v0.2.0-aarch64-apple-darwin.tar.gz | 16.1 MB | bd585fa5fdba057caefe… |
| octopuson-log-log-v0.2.0-x86_64-apple-darwin.tar.gz | 17.7 MB | 77f839e15a0e091903e0… |
| octopuson-log-log-v0.2.0-x86_64-pc-windows-msvc.zip | 14.6 MB | b832c325e8f2915fa441… |
| octopuson-log-log-v0.2.0-x86_64-unknown-linux-gnu.tar.gz | 19.2 MB | 715e530f7d8001105040… |
Check rankings on Google, Bing and Yandex, track keyword positions and get a keyword difficulty you can explain.
Version 0.1.0 · Released October 18, 2026 · All files on GitHub →
669a608cecd87cfe…a4ed7c9d7ddee8f2…If SmartScreen warns about an unknown publisher, click “More info” → “Run anyway”.
be5c2b34c74433db…a02f213d2d914bb0…6b8e8e001751a69d…AppImage: make it executable (chmod +x) and run it — or install the .deb or .rpm package.
| File | Size | SHA-256 |
|---|---|---|
| octopuson-serp-serp-v0.1.0-aarch64-apple-darwin.tar.gz | 17.1 MB | 6688e5a5bca5fc8f0873… |
| octopuson-serp-serp-v0.1.0-x86_64-apple-darwin.tar.gz | 18.5 MB | 3583781b0e236ca45991… |
| octopuson-serp-serp-v0.1.0-x86_64-pc-windows-msvc.zip | 15.1 MB | d4ee9d2985e325361207… |
| octopuson-serp-serp-v0.1.0-x86_64-unknown-linux-gnu.tar.gz | 20.1 MB | 6cad6e9addbd0dc07288… |
Find keyword ideas, group them into clusters one page can target and map them to your site.
Version 0.1.0 · Released October 18, 2026 · 1 downloads · All files on GitHub →
fd191e2af91ab169…da4ac9c4c5267f5b…If SmartScreen warns about an unknown publisher, click “More info” → “Run anyway”.
256907b48b644ba0…b0df24af67b29d16…19ce3b50ba08b693…AppImage: make it executable (chmod +x) and run it — or install the .deb or .rpm package.
| File | Size | SHA-256 |
|---|---|---|
| octopuson-keywords-keywords-v0.1.0-aarch64-apple-darwin.tar.gz | 15.6 MB | 3e39be34b2a3c1927210… |
| octopuson-keywords-keywords-v0.1.0-x86_64-apple-darwin.tar.gz | 17 MB | d61f5688e519a48a4a77… |
| octopuson-keywords-keywords-v0.1.0-x86_64-pc-windows-msvc.zip | 13.8 MB | 287f7e53d22d0f034507… |
| octopuson-keywords-keywords-v0.1.0-x86_64-unknown-linux-gnu.tar.gz | 18.5 MB | ef1058c3c495de819418… |
Find the URLs search engines still index but your site no longer serves, and get redirect rules ready to deploy.
Version 0.1.0 · Released October 18, 2026 · All files on GitHub →
3850c2c7199e1026…8557d52d4cf26cd7…If SmartScreen warns about an unknown publisher, click “More info” → “Run anyway”.
2d552eaa798c48b7…1ce8038d75ba9475…8ff8935e45c5796e…AppImage: make it executable (chmod +x) and run it — or install the .deb or .rpm package.
| File | Size | SHA-256 |
|---|---|---|
| octopuson-index-index-v0.1.0-aarch64-apple-darwin.tar.gz | 15.1 MB | aa3010216f1e1ef255f8… |
| octopuson-index-index-v0.1.0-x86_64-apple-darwin.tar.gz | 16.4 MB | b9011db8375b02bb828d… |
| octopuson-index-index-v0.1.0-x86_64-pc-windows-msvc.zip | 13.2 MB | 78fca615e9ea0a78a764… |
| octopuson-index-index-v0.1.0-x86_64-unknown-linux-gnu.tar.gz | 17.9 MB | 493fdc09c10f307ab762… |
Requires Rust (stable) and, for the desktop app, Node.js 22+ and pnpm.
cargo xtask ci
pnpm install && pnpm desktop:build # spider:build, serp:build, keywords:build, finder:build
cargo build --release -p octopuson-log # octopuson-crawler, octopuson-serp, octopuson-keywords, octopuson-index