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Field Notes

Things we found that actually work. Picked up from the internet, tested on real projects.

Showing 30 of 99

One conductor, forty AI musicians

Compozy is a free, local tool that coordinates dozens of AI coding agents through every stage of building software — so nothing gets lost, nothing costs more than it should, and you stay in control.

May 18, 2026via github
AI agentsopen-sourceorchestration

X's feed algorithm is now open for anyone to inspect

The code that decides what millions of people see on X every day is now publicly available — and small teams can actually use it.

May 17, 2026via github
open-sourceAIrecommendation

Your WiFi Is Already Watching the Room

A $9 sensor and your existing WiFi router can detect people, measure breathing, and estimate body posture — through walls, in the dark, no camera needed.

May 16, 2026via github
AIopen-sourcetools

Your AI assistant finally remembers you

A small open-source tool gives your AI coding assistant a long-term memory — so it stops forgetting everything between sessions.

May 15, 2026via github
AImemoryself-hosting

The AI that actually knows your week

OpenHuman quietly reads all your tools every 20 minutes and builds a private memory of your work — so it never starts from scratch.

May 14, 2026via github
AIopen-sourceself-hosting

Your codebase, searchable by AI — without sending it to anyone

Sourcebot lets you run a private, searchable brain over all your code repositories — so your AI tools stop guessing and start knowing.

May 13, 2026via github
self-hostingAIopen-source

A backend built for AI, not for you

InsForge is a database and infrastructure platform designed to be operated by AI agents, not by humans clicking through dashboards.

May 12, 2026via github
AIopen-sourceself-hosting

Write the brief first, let the AI do the rest

A new open-source tool flips the AI coding workflow: instead of prompting and hoping, you write a structured brief first — and the AI executes against it.

May 11, 2026via github
AIworkflowopen-source

The Browser That Looks Human (Because It Is)

CloakBrowser is a free, open-source browser built for AI agents that need to browse the web without getting blocked — and it costs nothing where competitors charge hundreds a month.

May 10, 2026via github
automationopen-sourceAI

A 284-Billion-Parameter AI That Lives on Your MacBook

The creator of Redis just released a tiny engine that runs one of the world's most capable AI models entirely on a high-end MacBook — no cloud, no subscription, no data leaving your desk.

May 9, 2026via github
self-hostingAIopen-source

It Watches You Work, Then Writes the Instructions Itself

A small Mac app sits quietly in your menu bar, watches you repeat the same task three times, and then writes a detailed playbook your AI agent can follow — in your voice, with your logic baked in.

May 8, 2026via github
AIautomationworkflow

A coding agent that works all night for almost nothing

An open-source AI agent that can read and edit an entire codebase in one sitting — at a fraction of the cost of the big names.

May 7, 2026via github
AIopen-sourceautomation

Design without asking permission

A free, open-source tool just appeared that does what Anthropic's shiny new design product does — except you own it, host it yourself, and it works with whichever AI you already use.

May 6, 2026via github
open-sourcedesignAI

When One AI Agent Isn't Enough

Ruflo turns Claude into a self-organizing team of AI specialists — and it's free to run yourself.

May 5, 2026via github
AIautomationself-hosting

OpenClaw: a personal AI assistant in every chat app you already use

Self-hosted AI gateway that puts the same assistant into WhatsApp, Telegram, Slack, iMessage and more. Open source, MIT-licensed, runs on your own machine.

May 5, 2026via github
AIself-hostingopen-source

The AI that reads your code like a book, not a pile of papers

A free, local tool that helps AI coding assistants find exactly what they need in your codebase — without wasting time (or money) reading everything.

May 4, 2026via github
open-sourceAItools

Avec: 'Tinder for email,' minus the dating part

Free iPhone email app that lets you swipe through Gmail one message at a time. Voice replies, smart filtering, learns what matters to you. iOS only, US and Canada.

May 4, 2026via web
emailAItools

The course downloader that builds you a study room

OmniGet downloads your paid courses from Udemy, Hotmart and a dozen other platforms — then wraps them in a real study environment with notes, flashcards, and focus tools.

May 3, 2026via github
open-sourcelearningproductivity

One call, many agents working in parallel

Sandcastle lets you spin up multiple AI coding agents at once — each working in its own isolated space — and then quietly merges everything back together.

May 2, 2026via github
AIagentsautomation

Your task list, running itself

OpenAI open-sourced a tool that turns a project management board into a team of coding agents — each ticket gets its own worker that runs until the job is done.

May 1, 2026via github
automationAIopen-source

When the AI Writes Its Own Code

Warp just open-sourced a developer tool where AI agents do the actual coding — and humans just check the work.

Apr 30, 2026via github
open-sourceagentsworkflow

The Skills Library Everyone Is Copying Right Now

A developer published his personal AI instruction set as a free, installable collection — and 31,000 people starred it in days.

Apr 29, 2026via github
AIClaudeopen-source

The AI That Tries to Break Into Your Own Systems — Before Someone Else Does

PentAGI is an open-source AI agent that runs full security tests on your systems autonomously — no specialist required to set it in motion.

Apr 28, 2026via github
AIopen-sourceself-hosting

An AI sidekick that watches your Mac screen

Clicky is a Mac app that sits next to your cursor and answers questions about whatever's on screen. Voice in, context-aware answers out. A second mode lets you spin up an agent to go do tasks in the background.

Apr 28, 2026via web
AImaccreative

Someone is finally stress-testing AI before it goes live

Promptfoo automatically attacks your AI to find its weaknesses — and OpenAI just paid $86M for it, then kept it free.

Apr 27, 2026via github
AIsecurityopen-source

Your AI team clocks in while you watch

Wanman runs a coordinated crew of AI agents on your own machine — each with a role, each talking to the others — while you sit back and watch it happen.

Apr 26, 2026via github
AIautomationopen-source

Hugging Face built a robot intern that trains AI models on its own

An open-source AI agent that reads academic papers, finds datasets, and trains machine learning models — without anyone holding its hand.

Apr 25, 2026via github
AIopen-sourceautomation

When Your Documents Are More Than Text

A new open-source tool reads PDFs the way humans do — charts, tables, diagrams and all — instead of pretending they're just paragraphs.

Apr 24, 2026via github
AIopen-sourceworkflow

Teaching AI to Work Like a Senior Engineer

A Google engineer published 20 ready-made instruction sets that stop AI coding tools from cutting corners — and they're free to use today.

Apr 23, 2026via github
AItoolsworkflow

754 Security Skills You Can Give to Your AI Assistant

A free, open library that teaches AI assistants to think like a cybersecurity expert — covering 26 areas of digital security across the frameworks big companies actually use.

Apr 22, 2026via github
AIopen-sourcecybersecurity