FrontierAgent
Open-source agent runtime and terminal app for long-horizon research and file work, with single-agent ReAct and parallel agent-team modes.
Updated
✨ Try AgentScout's free AI image generator →Good for: coding in the terminal, building AI agents, research, deploying and hosting agents, open-source agents
Use cases
About FrontierAgent
FrontierAgent is listed in our frameworks category and is aimed at builders. Open-source agent runtime and terminal app for long-horizon research and file work, with single-agent ReAct and parallel agent-team modes. Pricing, as the maker states it: Open source. Maturity: Mature. We last checked the official link on 2026-10-18.
FrontierAgent at a glance
- Category: Frameworks
- Built for: Developers and teams building with AI agents
- Pricing: Open source (as the maker states it)
- Licence: Apache License 2.0 (OSI-approved open source)
- GitHub: ApodexAI/FrontierAgent · 5,378 stars (as of Oct 21, 2026)
- Last commit: Oct 14, 2026
- Official site: apodex.ai
- Listed on AgentScout: Oct 18, 2026
FrontierAgent FAQ
What is FrontierAgent?
Open-source agent runtime and terminal app for long-horizon research and file work, with single-agent ReAct and parallel agent-team modes.
How much does FrontierAgent cost?
FrontierAgent's pricing, as the maker states it: Open source. Open-source tools are free to use, though you may still pay for model API usage or a hosted plan. Check the official site for current plans.
Is FrontierAgent open source?
Yes. FrontierAgent's GitHub repository is published under the Apache License 2.0, according to the licence file in the repo.
Where can I find FrontierAgent's source code?
On GitHub at ApodexAI/FrontierAgent, which had 5,378 stars as of Oct 21, 2026.
What are alternatives to FrontierAgent?
Similar tools include Hermes Agent (Nous Research), TrueForge, assistant-ui, Docker Agent, Tambo and Open Multi-Agent.
Facts from our link-checked listing, the GitHub repository and the official site. See something wrong? Suggest an edit.
FrontierAgent ratings and reviews
Be the first to rate FrontierAgent: tap 1 to 5 stars below. A written review is optional.
FrontierAgent alternatives
Other frameworks tools in our directory. See all frameworks tools →
Hermes Agent (Nous Research)
Open-source agent harness; v0.21.7 stable shipped Oct 12, v0.22.0 RCs Oct 13-14.
TrueForge
Open-source agent harness runtime that turns an LLM into a working agent.
assistant-ui
Open-source React components and runtimes for building AI chat and agent front ends with streaming, tools and persistence.
Docker Agent
Docker's agent builder and runtime for defining and running agents.
Tambo
Generative UI SDK for React that lets agents render components.
Open Multi-Agent
Self-hosted TypeScript agent runtime with durable approvals and verifiable run records.
Related lists
🏆 Ranked in: Hermes Agent (Nous Research) alternatives · OpenHuman alternatives
🔁 Listed in: Hermes Agent (Nous Research) alternatives · OpenHuman alternatives
🧭 Task guides: AI research and report agents
💲 Estimate API cost: compare per-request and monthly costs for GPT, Claude, Gemini and Grok models.
Badge for makers
Built FrontierAgent? Add this badge to your README or site. It links back to this page. About badges
