packagemain.tech
Alex Pliutau, Julien SinglerHands-on, practical and real-world tutorials that you can use to build your software development skills. Main topics: Backend, Databases, Software Architecture, DevOps, Distributed Systems, APIs.
| Platform |  | Pricing | Freemium | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 48 | Founded | 2 years ago | Last Issue | 12 days ago |
| Active | |||||
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packagemain.techLatest Issues
Building an Agent with the Cline SDK
Cline is an open-source AI coding agent focused on real software work. Most developers first encounter Cline as an assistant in the editor or terminal, but Cline is broader than a single interface.
It has both a CLI and an SDK:
- The CL...
The Filesystem Is the API (with TigerFS)
Most databases persist data to disk, but the underlying files are usually opaque: binary blobs, internal formats, encrypted pages. You cannot just open a file, edit a few lines, and expect the database state to change.
But using the filesy...
Persistent multiplayer state without chaos
In a single-player game, state is easy. There’s one player, one save file, and as long as you don’t corrupt the file, you’re fine.
In a live multiplayer game, state is the hardest problem you’ll have. Two players can act on the same target...
How I built the core loop of a browser multiplayer game
I’m kicking off a series about HiddenWars, a personal project I’ve been building with Golang and Svelte. It’s a persistent browser-based hacking game with mostly PvE gameplay, some PvP tension, and an evolving lore where players build botne...
Agentic pre-commit hook with Opencode Go SDK
I’ve been an avid user of Opencode for a long time, even before it became widely popular. It’s not the only coding agent in my toolkit (I also reach for Amp from time to time), but Opencode holds a special place because of its LSP integrati...
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Authors
The writers behind this newsletter.
SWE passionate about Backend, Go, Cloud, DevOps, APIs.
Passionate and Innovative software developer with extensive experience in backend development, CI/CD pipelines, and cloud infrastructure.
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