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18 comments r/selfhosted • u/MokeOG • 7h ago I built [sysadmin.ca] a self-hosted hub with tools & cheat sheets for real-world sysadmins 61 Upvotes Hey folks, I’m a sysadmin myself, and like many of you, I got tired of constantly digging through bookmarks, half-finished scripts, and vendor PDFs to get my job done. So I built https://sysadmin.ca a completely free, self-hosted site that includes: Real-world tools (like IP Lookup, subnet calculator, Python Lab, Rust Lab and more!)