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Heym: Build agentic systems. It is listed under Development & Code on AI Registry as a free tool.
The tools below are approved listings in the same category, ordered by how closely their tags match Heym. This is an automatic list. We have not written a researched verdict for Heym yet, so treat it as a shortlist and check each vendor's pricing page before switching.
Built from each tool's listing. Vendors can update their own listing after claiming it.
Mobile app automation and verification for AI coding agents.
Agent Device is an open source device automation tool from Callstack that lets AI coding agents operate and verify real apps on iOS, Android, TV and desktop targets. It applies the patterns that made browser automation practical for web agents to native mobile and TV apps, so an agent can open an app, read the screen, ...
Daymon puts your favorite AI to work 24/7.
Daymon is a free, open source desktop app that adds scheduling, persistent memory and background automation to Claude. It sits in the menu bar, connects to Claude Desktop or Claude Code, and runs tasks on a schedule even when the app is closed, so a user's existing Claude subscription keeps working overnight without AP...
A persistent workspace for development work that self-improves and continues beyond one session.
KiroCrew, written Kiro Crew by the vendor, is a persistent, open source development workspace from the team behind the Kiro IDE. It is built around agents that keep memory, lessons and skills between sessions so that work resumes instead of restarting. Corrections are turned into lasting lessons, and repeated workflow...
Event-sourced graph runtime for durable and stateful agents
activegraph is an open source Python runtime for long running AI agents from Yohei Nakajima, the creator of BabyAGI. It records everything an agent does in an append only event log and projects that log into a live graph of beliefs, tasks, evidence, decisions and dependencies. The graph becomes the agent's world: what ...
Chat application with multi-agents system supports multi-models and MCP
AgentCrew is an open source multi agent assistant framework that lets one person run a team of specialised AI agents for coding, research and automation. Each agent gets its own system prompt and tools, and agents can transfer a conversation to one another or delegate tasks in parallel, so a research agent can gather m...
Open source version of Claude Managed Agents.
Agentor is an open source Python framework from Celesto AI for building, deploying and operating long running AI agents. It includes tool use, MCP support, the A2A agent to agent protocol and durable execution, and a working agent with tools can be created and served in a few lines of code. It is designed for develope...