Analytics on FOSS Engineer

Self-Hosting WrenAI - Open-Source GenBI Agent for SQL and Charts

Sun, 05 Jul 2026 00:20:21 +0100

WrenAI is an open-source GenBI agent that lets non-technical users query their database in plain English. This post covers how to self-host WrenAI with Docker and how it compares to other LLM-on-database tools.

Self-Hosting Rill - Open-Source BI on Top of DuckDB

Sat, 04 Jul 2026 23:20:21 +0100

Rill is an open-source BI tool that compiles a SQL model and a YAML metric definition into an interactive dashboard. This post covers what makes Rill different from Metabase or Superset, and how to run it locally.

Malloy - Semantic Modeling for SQL

Thu, 11 Jun 2026 19:55:00 +0200

Malloy is an open-source semantic modeling and query language for relational data. I inspected the TypeScript monorepo, its compiler/runtime architecture, DuckDB-first local path, renderer packages, and the practical limits of trying it from source on a constrained machine.

Privacy Web Analytics

Sat, 06 Jun 2026 19:45:00 +0200

A chooser guide for self-hosted web analytics and product analytics tools, focused on privacy, deployment shape, and when each tool makes sense.

Malloy

Sat, 06 Jun 2026 00:00:00 +0000

Malloy is a code-first semantic modeling and query language for SQL-backed analytics workflows. It is not a compose-first app; the practical local path is DuckDB, the VS Code extension, or the @malloydata/* npm package set.

VeloMate - Self-Hosted Cycling Analytics Without Strava Premium

Sat, 04 Apr 2026 10:00:00 +0100

VeloMate is a self-hosted cycling analytics platform that brings TeslaMate-style tracking to your training data. Automatically ingest activities from Strava, compute advanced fitness metrics locally (no premium required), visualize with Grafana dashboards, and plan intelligent routes using real OpenStreetMap data.

VeloMate

Mon, 01 Jan 2024 00:00:00 +0000

Detailed information about the app can go here, or just stick to the frontmatter for the directory view.