Dev on FOSS Engineer

Yazi - Fast Rust Terminal File Manager

Thu, 01 Oct 2026 12:00:00 +0200

Yazi is a Rust terminal file manager built around async I/O, rich previews, Lua plugins, themes, tabs, package management, and a companion ya CLI. It is not a self-hosted web app; it is a native terminal productivity tool for people who live in shells.

Gyroflow CLI - Automating Video Stabilization with Code

Sat, 12 Sep 2026 10:00:00 +0200

Gyroflow is an open-source Rust application for stabilizing video with camera or external gyroscope data. I inspected its CLI, JSON project format, reusable core crate, render pipeline, and automation boundaries to show what Python, Rust, presets, and shell scripts can control.

Hyperswitch - Open Source Payments Orchestration

Wed, 09 Sep 2026 23:12:00 +0200

Hyperswitch is an Apache-2.0 payments orchestration stack from Juspay. This guide explains what it does, how it differs from Lago and Zoneless, what runs under the hood, and how to start from its official Docker setup.

Lago - Open Source Billing Infrastructure

Tue, 08 Sep 2026 22:20:00 +0200

Lago is an open source billing infrastructure stack for usage-based SaaS and AI products. This guide explains how it differs from invoice generators, what runs under the hood, and how to start from a safer Docker Compose setup.

Malloy

Fri, 04 Sep 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. For a self-hosted server around Malloy models, look at the separate Malloy Publisher project.

Open Knowledge Format

Fri, 04 Sep 2026 00:00:00 +0000

Open Knowledge Format is a spec and Python reference toolset rather than a Docker service. Use it to store knowledge bundles as Markdown files with YAML frontmatter, then browse them with the included static graph viewer or consume them from agents and scripts.

MailDev - Local SMTP Inbox with Docker

Mon, 31 Aug 2026 18:20:00 +0200

MailDev is a local SMTP catcher and web inbox for development email testing. This guide shows the Docker setup, the default 1025 and 1080 ports, how to connect apps to it, and when to choose MailDev or Mailpit.

Inbucket - Disposable Webmail with Docker

Sun, 30 Aug 2026 11:35:00 +0200

Inbucket is a disposable webmail and email testing service with built-in SMTP, web UI, REST API, POP3, and file storage. This guide shows the Docker setup, local ports, testing flow, and how it compares with Mailpit and MailDev.

Mailpit - Local SMTP Testing with Docker

Sat, 29 Aug 2026 18:00:00 +0200

Mailpit is a small local SMTP server and web inbox for testing application email. This guide shows the Docker setup, the default 1025 and 8025 ports, how to use it with Rallly magic links, and why it belongs in development and homelab test stacks.

Impala

Sat, 29 Aug 2026 10:00:00 +0200

Impala is a keyboard-driven Linux Wi-Fi manager for iwd users who want a terminal interface instead of raw iwctl.

Impala - TUI Wi-Fi Manager for Linux

Sat, 29 Aug 2026 10:00:00 +0200

Impala is a GPL-licensed Rust terminal UI for managing Wi-Fi on Linux through iwd. I inspected the source, tested the release binary help/version path, documented the Cargo edition 2024 build requirement, and mapped where it fits beside NetworkManager, nmtui, iwctl, and terminal-first Linux setups.

Inbucket

Sat, 29 Aug 2026 00:00:00 +0000

Inbucket accepts test emails for arbitrary addresses and exposes them through a web inbox, REST API, and POP3. Use it as disposable webmail for app testing and shared QA environments.

MailDev

Sat, 29 Aug 2026 00:00:00 +0000

MailDev catches application email over SMTP and displays it in a local browser inbox. Use it for magic links, password resets, transactional templates, and development-only email flows.

Mailpit

Sat, 29 Aug 2026 00:00:00 +0000

Mailpit is a local SMTP capture tool for testing application emails. Use it as a fake inbox for apps like Rallly that need magic-link login during local Docker tests.

Yazi

Sat, 29 Aug 2026 00:00:00 +0000

Yazi is a native terminal file manager rather than a Docker service. Use the guide for install paths, first commands, configuration notes, and local trial observations.

BlenderGIS

Sat, 22 Aug 2026 10:00:00 +0200

BlenderGIS is a Blender add-on that brings GIS files, web geodata, elevation, basemaps, and georeferencing tools into Blender scenes.

Impala - TUI Wi-Fi Manager for Linux

Wed, 19 Aug 2026 10:00:00 +0200

Nextcloud Native - A Real Native Client for Nextcloud

Sat, 15 Aug 2026 12:40:00 +0200

Nextcloud Native is an independent open-source client that tries to make a whole Nextcloud account feel like one native workspace across Android and desktop platforms. It is alpha software, but the architecture is interesting for anyone who self-hosts Nextcloud and wants better native app integration.

Claude for Financial Services - Anthropic's Reference Agents vs TradingAgents

Mon, 10 Aug 2026 10:00:00 +0100

Anthropic’s official open-source reference for Claude in financial services. 10 named agents (Pitch, Earnings, GL Reconciler, KYC, …), 6 vertical skill packs (IB / Equity Research / PE / Wealth / Fund Admin / Ops), 11 commercial MCP connectors (Daloopa, Morningstar, FactSet, Moody’s, PitchBook…). Two deployment paths from one source — Cowork plugin OR Managed Agents API. Apache 2.0, markdown + JSON only, drafts work product for human sign-off (explicitly does not make decisions).

Conar - AI-Powered Database Client You Can Self-Host

Mon, 03 Aug 2026 10:00:00 +0100

Tired of clunky database GUIs that have not changed since 2005? Conar is an open-source, AI-powered database client that works with PostgreSQL, MySQL, MSSQL, and ClickHouse — and lets you ask your AI model of choice to write, explain, and optimise your SQL. Available as a web app, desktop app, and CLI, all from one TypeScript monorepo.

Betaflight Blackbox Explorer - Flight Log Analysis in the Browser

Tue, 21 Jul 2026 10:00:00 +0200

Betaflight Blackbox Explorer is the GPL-licensed PWA for inspecting Betaflight Blackbox flight logs in the browser. I inspected the source, built the Vite/Vue app locally, linted it, verified the PWA preview, and mapped how it fits after Betaflight firmware and Betaflight App.

Betaflight App - The PWA Configurator for Flight Controllers

Mon, 20 Jul 2026 10:00:00 +0200

Betaflight App is the GPL-licensed PWA and standalone configurator for Betaflight flight controllers. I inspected the repo, built the Vite/Vue app locally, ran the test suite, and mapped how WebSerial, MSP, DFU, Capacitor, and Tauri fit together.

Betaflight - Open Flight Controller Firmware You Can Actually Inspect

Sun, 19 Jul 2026 08:00:00 +0200

Betaflight is GPL-licensed open flight-controller firmware for FPV drones and fixed-wing craft. I inspected the source, hydrated the board configs, built the SITL target locally, ran the CRSF unit test, and mapped how it connects to the previous ExpressLRS recovery story.

ExpressLRS - Rebuilding an Old Receiver Target as FCC Firmware

Fri, 17 Jul 2026 10:00:00 +0200

ExpressLRS is an open-source radio-control link for FPV and RC hardware. This post is a success story: a second-hand drone receiver had an old target name and the wrong regulatory profile, so I used the OSS repos, git history, PlatformIO, and a local compatibility patch to rebuild the exact 3.2.0 WiFi firmware as FCC/ISM and connect it to a RadioMaster Pocket.

SavvyCAN - Visual CAN Bus Analysis for Vehicle Reverse Engineering

Sun, 12 Jul 2026 10:00:00 +0200

SavvyCAN is an MIT-licensed Qt desktop tool for visual CAN bus analysis. I inspected the repo, checked the latest release assets, reviewed its example logs and DBC tooling, and mapped how it complements opendbc for CAN reverse engineering.

Graphify - Codebase Knowledge Graphs for AI Coding Agents

Fri, 03 Jul 2026 10:00:00 +0200

Graphify turns a codebase or mixed project folder into a queryable knowledge graph. I tested the Python CLI locally with a small code-only corpus, generated graph artifacts, queried the graph, and exported call-flow HTML without needing an API key.

Open Design

Thu, 02 Jul 2026 10:00:00 +0200

Open Design is a local-first agentic design workspace with desktop, web, Docker, skills, design systems, plugins, exports, and coding-agent integrations.

Symphony - OpenAI's Spec for Running Codex Against Your Linear Backlog

Wed, 01 Jul 2026 10:00:00 +0200

Symphony is OpenAI’s open specification + Elixir reference for a service that turns project work into autonomous coding-agent runs. It polls Linear for tickets, creates per-issue workspaces, launches Codex in App Server mode inside each one, and keeps it working until the issue lands. Apache 2.0, RFC-2119-tight spec designed to be implemented by any coding agent in any language.

Paperclip - Self-Hosted Control Plane for AI Agents

Tue, 30 Jun 2026 10:00:00 +0200

Paperclip gives AI agents a company-shaped control plane: org charts, issues, goals, heartbeats, budgets, approvals, workspaces, secrets, and audit trails. I inspected the TypeScript monorepo, checked the CLI surface, validated the Docker Compose configuration, and prepared a Home-Lab Compose snippet.

Hermes Agent - Self-Improving AI Agent

Mon, 29 Jun 2026 10:00:00 +0200

Hermes Agent is a self-hostable AI agent from Nous Research with CLI, TUI, skills, memory, cron, messaging gateway, Docker support, and an OpenAI-compatible API server. I inspected the current repo, validated Docker Compose configuration, and documented the setup caveats.

Flue - The Agent Harness Framework from Astro

Thu, 25 Jun 2026 10:00:00 +0200

Flue is a TypeScript agent harness framework. I inspected the current source, validated the published CLI metadata/help path, scaffolded a local config with flue init, and documented where it fits relative to Codex, OpenCode, Pi, T3 Code, and OpenClaw.

T3 Code - Minimal Web GUI for Coding Agents

Wed, 24 Jun 2026 10:00:00 +0200

T3 Code is a minimal GUI for coding agents. I inspected the current PNPM workspace, validated the published t3 CLI help, started the local server, captured the pairing flow, and documented the keybindings and provider caveats.

Herdr - Terminal Workspace Manager for AI Coding Agents

Tue, 23 Jun 2026 10:00:00 +0200

Herdr is a terminal-native workspace manager for AI coding agents. It keeps agents in real terminal panes, adds workspaces, tabs, mouse-native splits, detach and reattach, status detection, remote SSH attach, official agent integrations, and a local socket API for automation.

Pi - Open Source Agentic Coding CLI and AI Agent Toolkit

Mon, 22 Jun 2026 10:00:00 +0200

Pi is an open-source agentic coding CLI and TypeScript toolkit. I tested the current source checkout locally, built the monorepo, ran the upstream test script without API keys, and checked the source-run CLI behavior before writing this guide.

OpenCode - Open Source AI Coding Agent CLI

Sun, 21 Jun 2026 10:00:00 +0200

OpenCode is an open-source AI coding agent CLI. I inspected the current Bun/TypeScript monorepo, validated an installed local CLI, started the local server UI, checked provider/model support, and documented the source-build caveat on this machine.

OpenAI Codex CLI - Local Coding Agent, Rust Workspace, and SDKs

Sat, 20 Jun 2026 10:00:00 +0200

OpenAI Codex CLI is the open-source local coding agent from OpenAI. I inspected the current source checkout, validated the npm workspace install, checked the installed CLI surface, built the TypeScript SDK, and documented the source-build blockers on this machine.

Forgejo Docker: Self-Hosted GitHub and Gitea Alternative

Tue, 16 Jun 2026 12:10:00 +0200

Tired of depending on centralized platforms for your source code? Forgejo is a lightweight, community-owned, self-hosted Git forge that runs on nearly any hardware — including a Raspberry Pi. Get issues, pull requests, CI, a package registry, and even Fediverse federation, all under your control.

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.

pcb - Zener Workflows for KiCad Boards

Wed, 10 Jun 2026 08:34:00 +0100

pcb brings a compiler-like workflow to PCB design: write Zener, validate the circuit, generate BOMs, produce KiCad layout files, and export manufacturing artifacts with kicad-cli.

Herdr

Wed, 10 Jun 2026 00:00:00 +0000

Herdr is a native terminal tool rather than a Docker service. Use the guide for install options, shortcuts, and the local binary trial notes.

Self-Hosted DevOps Tools

Sat, 06 Jun 2026 19:50:00 +0200

A chooser guide for Komodo, Portainer, Dockge, Gitea, GitLab, Gogs, Jenkins, and related self-hosted DevOps tools.

Code Knowledge Tools

Sat, 06 Jun 2026 19:40:00 +0200

A chooser guide for Graphify, ChromaDB, Vector Admin, and related tools that help agents and local AI apps work with project knowledge.

AI Agent Orchestration

Sat, 06 Jun 2026 19:35:00 +0200

A chooser guide for Paperclip, Symphony, Graphify, Agent OS, OpenSpec, and adjacent tools that coordinate or improve agent work.

Agentic CLI Tools

Sat, 06 Jun 2026 17:10:00 +0200

A practical comparison of OpenCode, Codex CLI, Pi, Herdr, NanoClaw, OpenClaw, Hermes Agent, T3 Code, and Flue for coding-agent CLIs, persistent terminals, assistant runtimes, and local command-line workflows.

Graphify

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

Graphify is a local Python CLI and agent skill rather than a Docker service. Use the guide for install commands, local extraction notes, query examples, and export commands.

Paperclip

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

Paperclip is a self-hosted operations board for teams of AI agents, with goals, issues, heartbeats, budgets, approvals, plugins, secrets, and workspace tracking.

PySpice

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

PySpice is a Python workflow layer for circuit simulation. It is not a self-hosted web app; use the guide for simulator compatibility notes, Ngspice/Xyce setup caveats, and the local test results.

ComfyUI-Qwen-TTS - Qwen3 Voice Nodes for ComfyUI

Thu, 04 Jun 2026 13:45:00 +0100

ComfyUI-Qwen-TTS is a custom-node pack for running Qwen3-TTS workflows inside ComfyUI: text-to-speech, zero-shot voice cloning, designed voices, saved speakers, multi-role dialogue, and experimental fine-tuning.

Playwright - Browser Automation That Saves the Rendered Page

Wed, 03 Jun 2026 00:00:00 +0200

Playwright is more than an end-to-end testing framework. For self-hosters and developers, it is a reliable way to automate a real browser, keep an authenticated profile, wait for hydrated content, and save the DOM the user actually sees.

CloakBrowser - Stealth Chromium for Automation

Tue, 02 Jun 2026 10:20:21 +0100

CloakBrowser wraps a custom Chromium build with Python and JavaScript APIs for browser automation, testing, and controlled fingerprint research. This post reviews its architecture, Docker path, humanized interaction layer, and important licensing caveats.

Self-Hosting Hoppscotch - Open-Source API Testing with Docker

Wed, 20 May 2026 10:00:00 +0100

Hoppscotch is a lightweight, browser-based API client that supports REST, GraphQL, WebSocket, and MQTT testing. This post shows how to run it locally with Docker in minutes.

CQ-editor - CadQuery GUI for Parametric CAD

Wed, 08 Apr 2026 10:20:21 +0200

CQ-editor gives CadQuery users a desktop GUI with a Python editor, OCCT 3D viewer, graphical debugger, object tree, stack inspector, console, and export tools. It is not a self-hosted web app; it is a local CAD scripting environment for people who want a visual CadQuery workflow.

CadQuery - Python Parametric CAD as Code

Tue, 07 Apr 2026 10:20:21 +0200

CadQuery is an open-source Python library for parametric 3D CAD. It gives developers a code-first way to build reusable models, preserve design intent, export manufacturing formats, automate geometry generation, and use optional visualization tools without depending on a traditional CAD GUI.

Vito - Self-Hosted Laravel Forge Alternative for PHP Deployments

Fri, 06 Mar 2026 10:00:00 +0100

If you run PHP or Laravel applications on VPS servers and are tired of paying for Forge or doing everything manually, Vito is the self-hosted answer. It provisions servers, deploys apps, manages databases, handles SSL, controls the firewall, and runs cron jobs — all from a clean web UI. One Docker command to install, zero ongoing subscription fees.

Agent OS - The Standards Layer for Claude Code and Cursor

Thu, 05 Mar 2026 10:00:00 +0100

Agent OS is the standards-injection layer for AI coding tools. It captures your codebase’s conventions into markdown standards files, then injects the relevant ones into Claude Code, Cursor, or Antigravity context whenever you’re writing code or shaping a spec. MIT licensed, pure markdown + bash, works with any language and any AI tool.

OpenSCAD - The 3D CAD Tool Where the Code Is the Model

Tue, 03 Mar 2026 12:00:00 +0100

OpenSCAD is a 3D CAD modeller with no mouse-based modelling — every shape is described in code. That makes designs perfectly reproducible, Git-diffable, and trivially automatable: run openscad -o part.stl design.scad from a CI pipeline and get a watertight mesh out. It is the tool the maker and engineering communities reach for when they need parametric, version-controlled 3D parts.

PequeRoku - Self-Hosted Replit Alternative with Real QEMU VMs

Sun, 01 Mar 2026 10:00:00 +0100

Tired of Replit sandboxes and GitHub Codespaces bills? PequeRoku is the open-source, self-hosted cloud development environment that spins up real QEMU/KVM virtual machines per user — full root access, persistent storage, Monaco editor, multiplexed terminals, and an AI assistant, all in the browser. Five Docker containers, one compose up.

Different ways to Host your Static Website

Fri, 20 Dec 2024 23:20:21 +0100

Alternative ways to Host Static Websites. Get a Web SSG generated for free and use it with your own domain. Propietary Free Tiers vs SelfHosting Static Sites.

A Container Recap for All

Thu, 05 Dec 2024 23:20:21 +0100

How to setup Containers to create apps and SelfHost reliably.

HUGO: Migrating the Site to Hextra

Fri, 15 Nov 2024 23:20:21 +0100

Im migrating this site from HUGO PaperMod to HUGO Hextra. A Recap on HUGO and SSGs. What Ive learnt so far.

How to customize the Hugo Blowfish Theme

Tue, 15 Oct 2024 23:20:21 +0100

You might have heard about Wordpress. Today, you will learn how to create your website with another Free Open Source alternative, HUGO. Which offer a much faster response.

Self-Hosting Gitlab CE with Docker

Sat, 28 Sep 2024 23:20:21 +0100

An alternative to Github or BB to track your projects code history.

SelfHosting your Static Websites

Sat, 27 Jul 2024 23:20:21 +0100

How create and host a website based on open source software. Hosting your SSG generated websites.

Open Source Tools To Create Presentations: MARP and more

Tue, 02 Jul 2024 23:20:21 +0100

Stay Productive with this Free and Open Source Tools to Create PPTs: Marp, SliDev and Remark

Quick UI's for AI Projects in Pure Python

Thu, 27 Jun 2024 23:20:21 +0100

Quickly Prototype Gen AI Web Apps in pure Python.

Presentations for Developers - SliDev

Sat, 01 Jun 2024 23:20:21 +0100

Presentations for Developers - How to use SliDev to Create PPTs with Code

The Power of Next.js to Make a Free Website

Thu, 02 May 2024 23:20:21 +0100

Next.js is not just for server-side rendering. Build a static sites that are fast, secure, and scalable. NextJS is great if you are a developers looking to enhance your web projects.

How to Manage Python Dependencies (for AI and not Only)

Sat, 03 Feb 2024 23:20:21 +0100

The fastest way to start trying Generative AI Python Projects that have been open sourced. Get the dependencies right and run simply run them.

SliDev

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.

Cloudflare Pages: FREE Hosting for Any Static Site

Sun, 03 Sep 2023 23:20:21 +0100

Whether you are using HUGO, Jekyll, or plain HTML, Cloudflare Pages provides a robust, scalable, and free hosting solution. Learn how its seamless integration and powerful features can benefit your web projects.

GitHub Pages as FREE Web Hosting

Fri, 01 Sep 2023 23:20:21 +0100

Sharing your great ideas with the world is possible by using GitHub Pages for FREE. It provides a straightforward platform with a free domain, and you can also link your custom domain.

Firebase as FREE Web Hosting - 101 Guide

Wed, 30 Aug 2023 23:20:21 +0100

Benefit of free hosting with Google Firebase. Firebase has a free tier and you also get a free domain to start with. You can also link your custom domain.

Building Docker Images: Github Actions vs Local Builds

Mon, 06 Mar 2023 23:20:21 +0100

Discovering the differences between building Docker images using the Cloud and Local Builds. Comparing the advantages and limitations, such as automation, resource usage, and build times. Example: Python DASH

Github Actions - Building and Pushing Containers with CI/CD

Sun, 05 Mar 2023 23:20:21 +0100

Guide - How to use Github Actions as your CI/CD tool to build and push Docker containers automatically.

Self-Hosting your Github Alternative - Gogs

Fri, 02 Dec 2022 23:20:21 +0100

An alternative to Github or Bitbucket to track your projects code history. I will show you how to selfhost Gogs with Docker.

Airflow: The Hero of Data Workflows with Docker

Mon, 21 Nov 2022 23:20:21 +0100

SelfHosting Airflow with Docker

Self-Hosting your Diagram Tools - Drawio

Thu, 02 Dec 2021 23:20:21 +0100

Drawio - A FOSS Flowchart Maker (or network diagram software, to create UML online, as an ER diagram tool, to design database schema…) that I will show you how to selfhost with Docker.

Create a FREE Blog - Websites with HUGO

Wed, 17 Nov 2021 23:20:21 +0100

You might have heard about Wordpress. Today, you will learn how to create your website with another Free Open Source alternative, HUGO. Which offer a much faster response.

The Container Registry Landscape

Sat, 21 Aug 2021 23:20:21 +0100

A Comprehensive Guide for Discovering the world of container registries - one pilar to optimize our development workflow. Comparing popular options like Docker Hub, Quay, GitLab, GitHub, and Google Cloud. Learn their unique features, strengths, and weaknesses.

Docker: A Guide to Mastering Containerization

Fri, 20 Aug 2021 23:20:21 +0100

Enhancing portability across various environments with Docker. Deploy applications efficiently: Learn to create Dockerfiles, build images, run containers, and push images to registries.

Self-Hosting your GIT - Gitea

Sat, 12 Jun 2021 23:20:21 +0100

You might be looking for some alternative to Github or Bitbucket to track your code changes on some project. In this post we will selfhost Gitea with docker for that purpose.