Posts

Betaflight Blackbox Explorer cover showing flight video with log graphs, legend, PWA, video sync, and log analysis labels
9 min read

Betaflight Blackbox Explorer - Flight Log Analysis in the Browser

A source-first look at Betaflight Blackbox Explorer: the PWA for opening .BBL and .BFL flight logs, graphing telemetry, …

PWA Drone FPV
Betaflight App cover showing the Betaflight logo with PWA, WebSerial, MSP, Tauri, and firmware flashing signals
15 min read

Betaflight App - The PWA Configurator for Flight Controllers

A source-first look at Betaflight App: the PWA configurator for Betaflight flight controllers, with WebSerial, MSP, …

PWA Drone FPV
Betaflight cover showing the project logo with flight controller firmware, SITL, CRSF, and target configuration signals
10 min read

Betaflight - Open Flight Controller Firmware You Can Actually Inspect

A source-first look at Betaflight: open flight-controller firmware, target configs, SITL builds, CRSF tests, and why …

Firmware Drone FPV
ExpressLRS firmware recovery cover showing an old receiver target rebuilt as FCC ISM firmware
8 min read

ExpressLRS - Rebuilding an Old Receiver Target as FCC Firmware

A practical ExpressLRS recovery story: mapping an old receiver target to source history, rebuilding the exact 3.2.0 WiFi …

Firmware Drone FPV
SavvyCAN main window showing captured CAN frames and filtering controls
6 min read

SavvyCAN - Visual CAN Bus Analysis for Vehicle Reverse Engineering

SavvyCAN is an open-source Qt desktop tool for loading, capturing, visualizing, filtering, graphing, and …

Automotive CAN Reverse Engineering
opendbc cover showing CAN bus lines, vehicle control signals, and parser output
6 min read

opendbc - Python API, CAN Databases, and Car Interfaces

opendbc is comma.ai's open-source Python API and CAN database toolkit for vehicle interfaces, DBC parsing, car ports, …

CAN Automotive
WrenAI - Open Source GenBI Agent
4 min read

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

Self-host WrenAI, the open-source generative BI agent that turns natural-language questions into SQL, charts, and …

Gen-AI Self-Hosting Analytics
Rill - Operational BI on DuckDB
4 min read

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

Self-host Rill, the open-source operational BI tool built on DuckDB, for fast metric dashboards from a single SQL file.

Gen-AI Self-Hosting Analytics
Graphify code knowledge graph cover
10 min read

Graphify - Codebase Knowledge Graphs for AI Coding Agents

Graphify is a Python CLI and agent skill that maps code, docs, and media into a queryable knowledge graph for AI coding …

Gen-AI Dev Python
Open Design local-first agentic design workspace cover
9 min read

Open Design - Local-First Agentic Design Workspace

Open Design is a local-first agentic design workspace with desktop, web, skills, design systems, exports, and …

Gen-AI Agents Design
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