Nanobrowser vs OpenManus vs AgenticSeek

Side by side, as alternatives to Manus. Rows that differ are highlighted; the strongest value in a row is marked. Unknown means no source yet.

Nanobrowsernanobrowser/nanobrowser

OpenManusFoundationAgents/OpenManus

AgenticSeekFosowl/agenticSeek

Manuspaid product

Cost and coverage

Price

$0 software; you run it

See pricing page source ↗

Autonomous web browsing

Partly

Yes

Deep research reports

Yes

File and code tasks in a sandbox

Partly

Yes

Slides generated from a prompt

Yes

Scheduled agent tasks

Yes

Connectors to your apps

Yes

Jobs covered

1 of 6 jobs

2 of 6 jobs

All 6

Popularity and activity (from GitHub)

Stars

14,136

58,747Top

27,515

—

Gain this week

Unknown

—

Signal

Building history

—

Commits / 4 wk

18Top

—

Latest release

v0.3.0 · 2026-10-15Top

v0.3.0 · 2025-04-10

Unknown

—

Commits / 12 wk

—

People committing / 12 mo

—

Issues opened / closed, 30 days

5 / 12

8 / 28

0 / 0

—

Facts, with sources on each project page

Runs on my machine?Differs

Yes, runs inside your own Chrome or Edge browser

Yes, Python CLI on your own machine; Docker sandbox optional

Yes, fully local with Docker services and a local model

Hosted by the vendor

Code licenceDiffers

Apache-2.0

MIT

GPL-3.0 (copyleft)

—

Model weights licenceDiffers

No separate model weights; you bring a cloud API key or a local model

No separate model weights; you bring your own model API key or a local Ollama model

No separate model weights; you choose a local model (Ollama, LM Studio) or a cloud API

—

Commercial useDiffers

Yes, Apache-2.0 code; model terms depend on the provider you choose

Yes, MIT code; model terms depend on the provider or local model you choose

GPL-3.0 code allows commercial use if derived work stays GPL; local model terms vary

—

Paid services needed?Differs

Nothing paid with a local model (Ollama, LM Studio); cloud model APIs are optional and paid per use

An LLM API key is needed unless you run a local model through Ollama; Browser Use Cloud and Daytona sandboxes are optional

None required with a local model; cloud LLM APIs are optional

Subscription

HardwareDiffers

Any machine running Chrome or Edge with a cloud model; local models work best for simple tasks and need a 16k+ context

Not documented; needs Python 3.12 and Chrome or Chromium; a local model needs your own GPU

For local models, a GPU that can run a 14B model (Magistral, Qwen, DeepSeek); with a cloud API, no GPU needed

—

Operating systemsDiffers

Any desktop OS with Chrome or Edge; Firefox and Safari not supported

Windows, macOS and Linux (install steps cover each)

Windows, macOS and Linux with Docker Desktop or Docker Engine

—

Setup effortDiffers

Easy; install from the Chrome Web Store and connect a provider

Medium; clone, install Python deps with uv or conda, edit config.toml with model keys

Medium; Python 3.10, Docker Compose services (SearxNG, Redis), a local model server and .env config

—

Stars over time

Switch to Growth % to compare projects of different sizes fairly.

Nanobrowser
OpenManus
AgenticSeek

Focus a point, use arrow keys, or tap for its value.

Tracked daily since 16 Oct 2026. Dashed history: estimated from public records of when people starred the repo. Lines connect observations only; gaps contain no measured points.

Growth % starts at each project's first observed point in the shown range. Zero-star starts are unavailable.

Notes for a video or post

A plain summary with today's date and a link to the sources. Check each project page before you publish.

Nanobrowser vs OpenManus vs AgenticSeek (as alternatives to Manus)
Figures from RepoQuarry, 21 Oct 2026. Sources: https://repoquarry.dev/compare?ids=nanobrowser,openmanus,agenticseek&product=manus

Manus: See pricing page
Nanobrowser: free software; does 1 of 6 Manus jobs
OpenManus: free software; does 2 of 6 Manus jobs
AgenticSeek: free software; does 2 of 6 Manus jobs

- Nanobrowser: 14,136 GitHub stars, 19 commits in 12 weeks, licence Apache-2.0
- OpenManus: 58,747 GitHub stars, 8 commits in 12 weeks, licence MIT
- AgenticSeek: 27,515 GitHub stars, 30 commits in 12 weeks, licence GPL-3.0 (copyleft)

Where they differ:
- Runs on my machine?: Nanobrowser Yes, runs inside your own Chrome or Edge browser; OpenManus Yes, Python CLI on your own machine; Docker sandbox optional; AgenticSeek Yes, fully local with Docker services and a local model
- Code licence: Nanobrowser Apache-2.0; OpenManus MIT; AgenticSeek GPL-3.0 (copyleft)
- Model weights licence: Nanobrowser No separate model weights; you bring a cloud API key or a local model; OpenManus No separate model weights; you bring your own model API key or a local Ollama model; AgenticSeek No separate model weights; you choose a local model (Ollama, LM Studio) or a cloud API
- Commercial use: Nanobrowser Yes, Apache-2.0 code; model terms depend on the provider you choose; OpenManus Yes, MIT code; model terms depend on the provider or local model you choose; AgenticSeek GPL-3.0 code allows commercial use if derived work stays GPL; local model terms vary
- Paid services needed?: Nanobrowser Nothing paid with a local model (Ollama, LM Studio); cloud model APIs are optional and paid per use; OpenManus An LLM API key is needed unless you run a local model through Ollama; Browser Use Cloud and Daytona sandboxes are optional; AgenticSeek None required with a local model; cloud LLM APIs are optional
- Hardware: Nanobrowser Any machine running Chrome or Edge with a cloud model; local models work best for simple tasks and need a 16k+ context; OpenManus Not documented; needs Python 3.12 and Chrome or Chromium; a local model needs your own GPU; AgenticSeek For local models, a GPU that can run a 14B model (Magistral, Qwen, DeepSeek); with a cloud API, no GPU needed
- Operating systems: Nanobrowser Any desktop OS with Chrome or Edge; Firefox and Safari not supported; OpenManus Windows, macOS and Linux (install steps cover each); AgenticSeek Windows, macOS and Linux with Docker Desktop or Docker Engine
- Setup effort: Nanobrowser Easy; install from the Chrome Web Store and connect a provider; OpenManus Medium; clone, install Python deps with uv or conda, edit config.toml with model keys; AgenticSeek Medium; Python 3.10, Docker Compose services (SearxNG, Redis), a local model server and .env config

Stars show popularity, not quality. Check each project page before publishing.

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Numbers: GitHub, fetched nightly. Facts: read from each project's own documentation, with the source on its page. How we check. nanobrowser/nanobrowser ↗FoundationAgents/OpenManus ↗Fosowl/agenticSeek ↗

Nanobrowser vs OpenManus vs AgenticSeek

Stars over time

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