Odysseus vs Jan

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

Also replaces ChatGPT Plus: + Ollama + Open WebUI + LobeHub (formerly LobeChat)+ AnythingLLM + LibreChat + WeKnora

Odysseusodysseus-dev/odysseus

Janjanhq/jan

ChatGPT Pluspaid product

Cost and coverage

Price

$0 software; you run it

Plus $20/month; Pro from $100/month source ↗

Chat assistant

Partly

Yes

Chat with your documents

Partly

Yes

Web search answers

Partly

Yes

Jobs covered

3 of 3 jobs

1 of 3 jobs

All 3

Popularity and activity (from GitHub)

Stars

94,080Top

45,023

—

Gain this week

Unknown

—

Signal

Building history

—

Commits / 4 wk

175

195Top

—

Latest release

Unknown

v0.8.7 · 2026-10-20

—

Commits / 12 wk

499

748

—

People committing / 12 mo

100+

46+

—

Issues opened / closed, 30 days

177 / 94

119 / 137

—

Facts, with sources on each project page

Runs on my machine?Differs

Yes, self-hosted with Docker or natively; local models optional

Yes, desktop app running models offline

Hosted by the vendor

Code licenceDiffers

AGPL-3.0-or-later (copyleft)

Apache-2.0 (attribution requested)

—

Model weights licenceDiffers

No separate model weights

No bundled weights; licence depends on the model you download

—

Commercial useDiffers

Allowed under AGPL-3.0; modified versions offered over a network must share their source

Yes, Apache-2.0 app; check the licence of the model you use

—

Paid services needed?Differs

None required if you run local models; paid model APIs optional

None required; cloud model providers optional

Subscription

HardwareDiffers

App is lightweight; local model serving depends on model, GPU and VRAM (NVIDIA and AMD Docker overlays; CPU-only works)

macOS 8GB RAM for 3B, 16GB for 7B, 32GB for 13B models; GPU optional

—

Operating systemsDiffers

Docker on any host; native Linux, macOS (incl. Apple Silicon) and Windows

Windows 10+, macOS 13.6+, Linux (deb, AppImage, Flathub)

—

Setup effortDiffers

Medium, Docker Compose (or a Python 3.11+ native install)

Easy; download installer (exe, dmg, deb, AppImage) or app stores

—

Stars over time

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

Odysseus
Jan

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

Tracked daily since 15 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.

Odysseus vs Jan (as alternatives to ChatGPT Plus)
Figures from RepoQuarry, 21 Oct 2026. Sources: https://repoquarry.dev/compare?ids=odysseus,jan&product=chatgpt-plus

ChatGPT Plus: Plus $20/month; Pro from $100/month
Odysseus: free software; does 3 of 3 ChatGPT Plus jobs
Jan: free software; does 1 of 3 ChatGPT Plus jobs

- Odysseus: 94,080 GitHub stars, 499 commits in 12 weeks, licence AGPL-3.0-or-later (copyleft)
- Jan: 45,023 GitHub stars, 748 commits in 12 weeks, licence Apache-2.0 (attribution requested)

Where they differ:
- Runs on my machine?: Odysseus Yes, self-hosted with Docker or natively; local models optional; Jan Yes, desktop app running models offline
- Code licence: Odysseus AGPL-3.0-or-later (copyleft); Jan Apache-2.0 (attribution requested)
- Model weights licence: Odysseus No separate model weights; Jan No bundled weights; licence depends on the model you download
- Commercial use: Odysseus Allowed under AGPL-3.0; modified versions offered over a network must share their source; Jan Yes, Apache-2.0 app; check the licence of the model you use
- Paid services needed?: Odysseus None required if you run local models; paid model APIs optional; Jan None required; cloud model providers optional
- Hardware: Odysseus App is lightweight; local model serving depends on model, GPU and VRAM (NVIDIA and AMD Docker overlays; CPU-only works); Jan macOS 8GB RAM for 3B, 16GB for 7B, 32GB for 13B models; GPU optional
- Operating systems: Odysseus Docker on any host; native Linux, macOS (incl. Apple Silicon) and Windows; Jan Windows 10+, macOS 13.6+, Linux (deb, AppImage, Flathub)
- Setup effort: Odysseus Medium, Docker Compose (or a Python 3.11+ native install); Jan Easy; download installer (exe, dmg, deb, AppImage) or app stores

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

Want share images and a ready video description? Open a project's creator kit.

Numbers: GitHub, fetched nightly. Facts: read from each project's own documentation, with the source on its page. How we check. odysseus-dev/odysseus ↗janhq/jan ↗

Odysseus vs Jan

Stars over time

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