AgentPlays
Agent37 – Low-cost agent sandboxes for running agents
We build sandboxes for running AI agents at under 10% of the cost of most sandbox providers. Our customers spend an average of $0.37/month per sandbox. You can view a vid…
Agent tools & launches use cases
73 real AI agent use cases in Agent tools & launches, each linked to the original post.
Top 10 by upvotes
- A real time AI video agent with under 1 second of latency
- Mastra – Open-source JS agent framework, by the developers of Gatsby
- Let your AI agents paint big arrows, boxes and text on your screen
- Alook: open-source rooms for people and coding agents
- Nxtscape – an open-source agentic browser
- Omnara – Run Claude Code from anywhere
- Browser Use – open-source web agents
- Sim – Apache-2.0 n8n alternative
- Rowboat – Open-source, local-first alternative to Claude Desktop
- Agents.json – OpenAPI Specification for LLMs
All 73
Atticus – Hold-to-talk voice assistant for macOS that runs on Claude -p
Ninth-grader Saarth built a free open-source macOS hold-to-talk assistant: local shortcuts for fast app/music/web actions, Claude Code (`claude -p`) for harder tasks on y…
Let your AI agents paint big arrows, boxes and text on your screen
Open-source macOS CLI + agent skill (MIT) so Claude Code or Codex can draw click-through arrows, boxes, and labels on screen for tutorials, remote help, and "click this" …
Alook: open-source rooms for people and coding agents
Viral X thread highlights Alook, an open-source project that puts Claude Code, Codex, or Cursor agents in Discord-style rooms with their own handles, inboxes, channels, a…
OpenChart – OSS TradingView alternative with your own AI agent
We built OpenChart because we wanted Claude and Codex to interface with the markets, like most of humans do, through charts rather than through CLIs. With your existing A…
Ax-check.com – Can agents use your product?
You'll get a scorecard, specific suggested fixes, and three full coding sessions that show how agents read your site and use your product. I built this becaus…
Pizza Bot – An inbox for AI agents that work in the background
Pizza Bot is a self-hosted desktop app for Mac, Windows, and Linux that runs AI agents in the background and exposes them through an email-like UI. Finished work shows up…
Self-hosted company OS, Claude Code and Codex agents in departments
Think of it as Claude Code, Cowork and the cloud sessions in one self hosted application. It is a Multi-tenant application by design where many …
Give your AI agent on-screen guides that show users where to click
I've noticed that a lot of in-app AI agents struggle to actually understand the products they exist in. For instance, let's say a user asks an agent how to do something i…
Bullet – A Faster Coding Agent
Bullet started in a senior year dorm. We were fresh out of working at AppLovin and Citadel, and naturally thought we were on a sure path to startup success. We were going…
Discovered Materials – AI agents to discover new materials
We build AI agents that discover new materials for the semiconductor industry. GPUs today have a heat problem. Nvidia & AMD are almost doubling the TDP (Thermal Design Po…
An AI agent that trades inside limits you set, starting on paper
QuantSignals FST is a supervised AI trading agent that connects QS Research to risk-governed brokerage execution across web, desktop, CLI, iOS, and Android.
Product analytics (and evals) for agent sessions on your MCP
We reconstruct the entire session behind the MCP tool calls you receive, including what the user asked their agent to do and what the agent thought. You wrap your MCP in …
OneCLI – OSS credential gateway that keeps secrets out of AI agents
OneCLI is an open source vault for AI Agents. Traditional vaults are used to store your secrets and, on demand, provide them to you all in a secure way, trusting the pers…
Self-hosted voice AI agent for Asterisk/FreePBX
It uses Asterisk native Audiosocket/RTP with python engine to run STT,LLM and TTS loop. The project supp…
Rowboat – Open-source, local-first alternative to Claude Desktop
Claude’s desktop app is brilliant, but for our own daily work we kept wanting it to be less like a chat app and more like a full-fledged work app. Rowboat is our attempt …
Halo – open-source, tamper-evident runtime evidence for AI agents
The problem Halo solves is: when a company buys an AI agent from a vendor and give…
peerd – AI agent harness that runs entirely in your browser
is an AI agent harness that lives entirely in your browser as a web extension. You don’t have to install a separate “AI browser”. You don’t have to bolt on or run some ex…
I nerfed our coding agents on purpose
Tl;dr: I trained a classifier to route to the least expensive model and reasoning depth to complete the request. Coupling that with additional automated token efficiency …
Hyper – Company brain to power agentic development
Hyper is a shared “company brain” that plugs into information flowing inside a company to make AI agents and automations better and ultimately …
Runtime – Sandboxed coding agents for everyone on a team
After Mentum was acquired, I per…
Agent.email – sign up via curl, claim with a human OTP
We give AI agents their own email inboxes. Recently, we ran an experiment called Agent.Email. It's a signup flow designed specifically for AI agents instead of humans. Th…
Nimbus – Browser with Claude Code UX
Nimbus is a desktop browser with an AI agent built into it. The UX is shamelessly inspired by Claude Code: a chat bar at the bottom, an agent log above it, and the webpag…
Kelet – Root Cause Analysis agent for your LLM apps
I've spent the past few years building 50+ AI agents in prod (some reached 1M+ sessions/day), and the hardest part was never building them — it was figuring out why they …
ProofShot – Give AI coding agents eyes to verify the UI they build
I use AI agents to build UI features daily. The thing that kept annoying me: the agent writes code but never sees what it actually looks like in the browser. It can’t tel…
Dumped Wix for an AI Edge agent so I never have to hire junior staff
I run a building design consultancy. I got tired of paying Wix $40/month for a brochure that couldn’t answer simple service questions, and me wasting hours on the same FA…
Mesa – A collaborative canvas IDE built for agent-first development
Current IDEs feel wrong for the type of development being done now - the focus is still on files. Mesa puts the focus on the full workflow: your agent, terminal, browser,…
Open-source browser for AI agents
Instead, the problem is that the model is reasoning from a stale state. ABP is designed to keep the acting agen…
Sentrial – Catch AI agent failures before your users do
It’s production monitoring for AI products. We automatically detect failure patterns: loops, hallucinations, tool misuse, and user frustrations the moment they happen. Wh…
Terminal Use – Vercel for filesystem-based agents
We built Terminal Use to make it easier to deploy agents that work in a sandboxed environment and need filesystems to do work. This includes coding agents, research agent…
Logira – eBPF runtime auditing for AI agent runs
I started using Claude Code (claude --dangerously-skip-permissions) and Codex (codex --yolo) and realized I had no reliable way to know what they actually did. The agent'…
Mission Control – Open-source task management for AI agents
I've been delegating work to Claude Code for the past few months, and it's been genuinely transformative—but managing multiple agents doing different things became chaos.…
TeamOut – AI agent for planning company retreats
We build an AI agent that plans company events from start to finish entirely through conversation. Similar to how Lovable helps build websites through chat, we apply that…
Trust Protocols for Anthropic/OpenAI/Gemini
Much of my work right now involves complex, long-running, multi-agentic teams of agents. I kept running into the same problem: “How do I keep these guys in line?” Rules w…
Sonarly – AI agent to triage and fix your production alerts
It connects to your observability tools like Sentry, Datadog, or user feedback channels, triages issues, and fixes them to cut your resolution time. Here's a demo:
Zuckerman – minimalist personal AI agent that self-edits its own code
Agents can also share useful discoveries and improvements with each other. Repo:
AgentMail – An API that gives agents their own email inboxes
Email is an optimal interface for long-running agents. It’s multithreaded and asynchron…
BrowserOS – "Claude Cowork" in the browser
The big differentiator: on BrowserOS you can use local LLMs or BYOK and run the agent entirely on the client side, so your…
yolo-cage – AI coding agents that can't exfiltrate secrets
I made this for myself, and it seemed like it might be useful to others. I'd love some feedback, both on the threat model and the tool itself. I hope you find it useful! …
OSS AI agent that indexes and searches the Epstein files
The goal was simple: make a large, messy corpus of PDFs and text files immediately searchable in a precise way, without rely…
TheAuditor v2.0 – A “Flight Computer” for AI Coding Agents
TheAuditor v2.0 is a complete architectural rewrite (800+ commits) of the prototype I posted three months ago. The "A-ha" moment for me didn't come from a success; it cam…
Autofix Bot – Hybrid static analysis and AI code review agent
AI coding agents have made code generation nearly free, and they’ve shifted the bottlen…
Sim – Apache-2.0 n8n alternative
Repo here: . Docs here: . You can run Sim locally using Docker, with no execution limits or other restrict…
Propolis – Browser agents that QA your web app autonomously
We use browser agents to simulate users in order to report bugs and write e2e tests. Today, you can launch 10s-100s of agents that collaboratively explore a website and r…
Inkeep – Agent Builder to create agents in code or visually
We built an agent builder with true 2-way sync between code and a drag-and-drop visual editor, so devs and non-devs can collaborate on the same agents. Here’s a demo vide…
Prism – Let browser agents access any app
Developers pass in credentials, Prism logs into a website on their behalf, and hands them back the cookies so they have an au…
Rowboat – Open-source IDE for multi-agent systems
Using Rowboat, you can build both deterministic automation agents (e.g. automatically summarizing…
Omnara – Run Claude Code from anywhere
Run 'pip install omnara && omnara', and you'll have a…
Browser AI agent platform designed for reliability
Notte is a full-stack browser agent platform built to reliably automate a wide range of workflows. Browser agents aren’t new, but what is still hard is covering real-worl…
AgentGuard – Auto-kill AI agents before they burn through your budget
Your AI agent hits an infinite loop and racks up $2000 in API charges overnight. This happens weekly to AI developers. AgentGuard monitors API calls in real-time and auto…
AgentMail – Email infra for AI agents
We started building email agents because they can converse with user…
An AI agent that learns your product and guides your users
We’ve built an AI agent that automatically learns how to use any web-based product, and in turn guides users directly in the UI, automatically generates documentation, an…
Nxtscape – an open-source agentic browser
-- Why bother building a new browser? For the first time since Netscape was released in 1994, it feels lik…
EchoStream – A Local AI Agent That Lives on Your iPhone
As an AI startup founder, the first thing I do every morning is open Hacker News. I look for what other founders are building, check out new GitHub projects, and explore …
Free local security checks for AI coding in VSCode, Cursor and Windsurf
We just launched Codacy Guardrails, an IDE extension with a CLI for code analysis and MCP server that enforces security & quality rules on AI-generated code in real-time.…
Job Compass – AI agents that help you find jobs, not replace you
My friend and I got tired of job hunting (347 applications, 4 responses) so we built AI agents to help job seekers instead of replacing them. The problem: 73% of applicat…
Leap – Full-stack AI developer agent that deploys to AWS
We just launched Leap, an AI developer agent that helps you build and deploy apps with real backends to your own AWS or GCP cloud. We built it because every AI app builde…
Non-intrusive AI agent to automate email driven workflows
My co-founder and I spent the last 4 weeks building something we desperately needed ourselves. The Problem: We spend hours processing emails - scheduling meetings, going …
A web browser agent in your Chrome side panel
Short demo here:
VoltAgent – Open-Source Observability-First TS AI Agent Framework
We know there are many frameworks out there. Our short story of why we built VoltAgent goes like this: We were developing an AI application ourselves. Initially, we tried…
Memex is a Claude Code alternative built on Rust+Tauri for vibe coding
Think ChatGPT + Claude Code rolled into one. Why we built it: We love chat tools like Perplexity and ChatGPT. We also love coding agents, like in Cursor and Windsurf. We …
Sim Studio – Open-Source Agent Workflow GUI
You can define how agents interact with each other, use tools, and handle complex logic like …
Web-eval-agent – Let the coding agent debug itself
We’ve been building an MCP server to help AI-assisted web app developers by using browser agents to test whether changes made by an AI inside an editor actually work. We'…
Cua – Open-Source Docker Container for Computer-Use Agents
Our entire framework is open‑source, and toda…
Rowboat – Open-source IDE for multi-agent systems
You start with a single agent, then scale up to teams of agents that work together, use MCP tools, and impro…
Agents.json – OpenAPI Specification for LLMs
agents.json clearly defines the contract between LLMs and API as a standard that's open, observable, and replicable. Here’s a walkthrough o…
Browser Use – open-source web agents
Our agent library is open-source and we have what is the biggest open-source community for …
Mastra – Open-source JS agent framework, by the developers of Gatsby
You can start a Mastra project with `npm create mastra` and create workflow graphs that can suspend/resume, build a RAG…
We're building a desktop app for browser-based AI agents
Over the last few months we've been thinking a lot about how AI agents are going to impact the future. We want agents to be something that's actually useful for normal pe…
Innate – Home robots as easy to program as AI agents
We build general-purpose home robots that you can teach new tasks to simply by demonstrating them. Our system combines a robotic platform (we call the first one Maurice) …
Autonomous AI agents that monitor the stock market for you
We created autonomous AI Agents that monitor the stock market for you while you go about your day. How it works: Tell our AI Assistant what you want to monitor, and it cr…
A real time AI video agent with under 1 second of latency
We’ve been building AI video models for ‘digital twins’ or ‘avatars’ since 2020. We’re sharing some of the challenges we faced building an AI video interface that has re…
Inkeep – Copilot for Support (think Cursor for help desks)
We help companies turn their content into AI support copilots. So far, we’d focused on customer-facing experiences (e.g. find us as an “Ask AI” button in the docs of comp…