head to head · open source

odysseus vs Pearl

odysseus has 94,935 GitHub stars, 1,862 forks, 1,233 open issues and last shipped yesterday. Pearl has 1,097 stars, 181 forks, 40 open issues and last shipped 6 months ago. odysseus leads on adoption by 8,554% (94,935 vs 1,097 stars). odysseus is written in Python under AGPL-3.0; Pearl is written in TypeScript under Apache-2.0. odysseus has attracted 2% as many forks as stars, Pearl 16%. odysseus was the more recently maintained of the two, and both are self-hostable with no licence fee.

Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.

odysseus ★ 95K Pearl ★ 1.1K category AI & Machine Learning

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Side by side

odysseus Pearl
GitHub stars ★ 95K ★ 1.1K
License AGPL-3.0 Apache-2.0
Written in Python TypeScript
Last push 2026-11-02 2026-04-30
Forks ⑂ 1.9K ⑂ 181
Self-hosting Yes Yes
Data ownership Your server Your server

pick odysseus if

  • You weight community size — 95K stars and counting
  • You want the AGPL-3.0 license terms
  • Your stack matches Python
  • You value the larger contributor base for long-term maintenance

full odysseus profile →

pick Pearl if

  • You want the Pearl feature set and don't need the biggest community
  • You prefer the Apache-2.0 license terms
  • Your stack matches TypeScript
  • You evaluated both and Pearl fits your workflow better

full Pearl profile →

About odysseus

A self hosted AI workspace for chat, agents, research, documents, email, notes, calendar, and local model workflows. Quick Start · Setup Guide · Contributing · Roadmap Quick Start dev is the default branch and gets the newest changes first. Use main if you want the more curated branch. Open when the containers are healthy. The first admin password is printed in docker compose logs odysseus . Native installs, GPU notes, Windows/macOS instructions, HTTPS, and configuration live in the setup guide. Features Chat + Agents — local/API models, tools, MCP, files, shell, skills, and memory. Cookbook — hardware aware…

read the full odysseus overview →

About Pearl

Bubble Lab Open core workflow engine powering Bubble Lab — and fully runnable, hostable, and extensible on its own. Use Bubble Lab Platform • View Demos • Documentation Editing Workflows Running Workflows 📋 Overview Bubble Lab is a Slack native AI operator platform that helps teams automate operational work directly inside Slack using Pearl, its AI assistant. Instead of switching between tools, teams can ask Pearl to execute workflows, access systems, and perform tasks across their stack. This repository contains the open core workflow engine that powers the Bubble Lab platform . It is the same execution engine…

read the full Pearl overview →

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Frequently asked questions

Is odysseus or Pearl more popular?

odysseus has 94,935 GitHub stars and Pearl has 1,097. odysseus has the larger community by that measure.

Are odysseus and Pearl free?

Both are open source. odysseus is licensed under AGPL-3.0 and Pearl under Apache-2.0. Neither carries a licence fee.

What is the difference between odysseus and Pearl?

odysseus is written in Python and Pearl in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.

Which should I choose, odysseus or Pearl?

Choose odysseus if you want the larger community (94,935 stars) or its AGPL-3.0 licence terms. Choose Pearl if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.