Best AI agents for open-source agents (2026)

H

Hermes Agent (Nous Research)

frameworksOpen source

Open-source agent harness; v0.21.7 stable shipped Oct 12, v0.22.0 RCs Oct 13-14.

O

OpenClaw

personal agentsOpen source

Open-source personal agent you run yourself and reach over chat apps.

O

opencode

codingOpen source

Open-source terminal coding agent that works with many model providers.

O

OpenAI Codex CLI

codingOpen source

OpenAI's open-source coding agent for the terminal; also runs in the cloud.

G

Gemini CLI

codingOpen source

Google's open-source terminal agent powered by Gemini.

D

Deer Flow

researchOpen source

ByteDance's open-source long-horizon agent harness that researches, codes and creates using sandboxes, memory and sub-agents.

C

Career Ops

personal agentsOpen source

Open-source job search agent that scans job boards and scores each posting against your CV before you apply.

R

Ruflo

frameworksOpen source

Open-source multi-agent meta-harness for Claude Code, Codex, and MCP clients; Oct 13 release adds Mods (mission workflows) and a single control plane with human approval.

S

Strix

codingOpen source + cloud

Open-source AI agents that run penetration tests on your app to find and help fix security vulnerabilities.

G

Goose

codingOpen source

Extensible open-source AI agent that installs, runs, edits and tests code on your machine with any LLM and MCP extensions.

C

CowAgent

personal agentsOpen source

Open-source personal assistant and agent harness that plans tasks, runs tools and skills and connects to chat apps.

O

OpenHuman

frameworksOpen source

Lightweight open-source agent harness designed to run many agents cheaply on small servers.

U

UI-TARS-desktop

browser/computer useOpen source

ByteDance's open-source multimodal agent stack, including a desktop app and Agent TARS for controlling computers and browsers.

V

Vibe-Trading

cryptoOpen source

Open-source personal trading agent for researching markets and testing strategies in natural language.

Q

Qwen Code

codingOpen source

Open-source terminal coding agent from the Qwen team.

D

DB-GPT

researchOpen source

Open-source agentic data assistant for querying and analyzing data with LLMs.

O

OpenFang

frameworksOpen source

Open-source agent operating system for running autonomous agents.

L

Leon

personal agentsOpen source

Open-source personal assistant that runs on your own server.

N

Nanobrowser

browser/computer useOpen source

Open-source Chrome extension agent that automates web tasks in your own browser.

F

Feynman

researchOpen source

Open-source research agent that searches, reads papers and writes cited reports.

T

TrueForge

frameworksOpen source

Open-source agent harness runtime that turns an LLM into a working agent.

G

Grok CLI

codingOpen source

Open-source coding agent for the Grok API.

E

ElizaOS

cryptoOpen source

Open-source TypeScript agent operating system with wallet and on-chain plugins, maintained by Eliza Research.

N

NanoMuse

personal agentsOpen source

Open-source AI agent for your phone and computer (Show HN, Oct 7).

S

Solana Agent Kit

cryptoOpen source

SendAI's open-source kit letting agents trade, launch tokens and use Solana protocols.