Datasette has launched a new Apps plugin, allowing users to host custom HTML and JavaScript applications directly within a sandboxed iframe.

These apps can run SQL queries against your data, making it incredibly easy to build custom interfaces on top of your self-hosted datasets without leaving the ecosystem.

https://simonwillison.net/2026/Jun/18/datasette-apps/

#datasette #opensource

Datasette Apps: Host custom HTML applications inside Datasette

Today we launched a new plugin for Datasette, datasette-apps, with this launch announcement post on the Datasette project blog. That post has the what, but I’m going to expand on …

Simon Willison’s Weblog

Datasette Apps: Host custom HTML applications inside Datasette

https://simonwillison.net/2026/Jun/18/datasette-apps/

#HackerNews #Tech #Datasette

Datasette Apps: Host custom HTML applications inside Datasette

Today we launched a new plugin for Datasette, datasette-apps, with this launch announcement post on the Datasette project blog. That post has the what, but I’m going to expand on …

Simon Willison’s Weblog
Oh joy, just what we needed: more HTML apps that can nestle inside #Datasette like digital Russian dolls 🤹‍♂️. Because, clearly, unifying identity with #Teleport wasn’t enough excitement for one day. 🚀 Next up: how to put a toaster inside your fridge for maximum efficiency! 🥳
https://simonwillison.net/2026/Jun/18/datasette-apps/ #HTMLapps #digitalinnovation #efficiency #HackerNews #ngated
Datasette Apps: Host custom HTML applications inside Datasette

Today we launched a new plugin for Datasette, datasette-apps, with this launch announcement post on the Datasette project blog. That post has the what, but I’m going to expand on …

Simon Willison’s Weblog
Datasette Apps: Host custom HTML applications inside Datasette

Today we launched a new plugin for Datasette, datasette-apps, with this launch announcement post on the Datasette project blog. That post has the what, but I’m going to expand on …

Simon Willison’s Weblog
Release: datasette-apps 0.1a3

Apps that live inside Datasette

Simon Willison’s Weblog
Release: datasette-acl 0.6a0

Advanced permission management for Datasette

Simon Willison’s Weblog
Datasette Apps: Host custom HTML applications inside Datasette

Today we launched a new plugin for Datasette, datasette-apps, with this launch announcement post on the Datasette project blog. That post has the what, but I’m going to expand on …

Simon Willison’s Weblog
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An open source multi-tool for exploring and publishing data

Simon Willison’s Weblog
Release: datasette-tailscale 0.1a0

Run a Datasette instance on a Tailscale network

Simon Willison’s Weblog
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An LLM-powered agent for Datasette

Simon Willison’s Weblog