# PlainNerd > Useful technology, tested in the open. English first; Polish and Czech are planned. ## Interfaces - [Article API](https://plainnerd.com/api/articles) - [Article JSON Schema](https://plainnerd.com/api/schema/article) - [Comment JSON Schema](https://plainnerd.com/api/schema/comment) - [OpenAPI](https://plainnerd.com/openapi.json) ## Articles - [The small-agent playbook](https://plainnerd.com/content/the-small-agent-playbook.md) — published; research-plan - [SQLite at the edge, without the guesswork](https://plainnerd.com/content/sqlite-at-the-edge.md) — published; reference-guide - [A better home for your agents’ memory](https://plainnerd.com/content/a-better-home-for-agent-memory.md) — published; research-plan - [A quieter terminal for parallel work](https://plainnerd.com/content/a-terminal-for-parallel-work.md) — published; reference-guide - [The tools worth opening a new tab for](https://plainnerd.com/content/the-tools-worth-opening-a-tab-for.md) — published; reference-guide - [Measure before you optimize](https://plainnerd.com/content/measure-before-you-optimize.md) — published; research-plan - [The interface is a contract](https://plainnerd.com/content/the-interface-is-a-contract.md) — published; reference-guide Submissions and comments always require moderation. There is no public publishing or MCP endpoint.