OpenSoft

Open source alternatives to Chatbase

3 open source projects replace Chatbase, ranked by how safe each is to depend on.

Botpress

86 · Healthy

Studio for building LLM chatbots and agents, with knowledge bases and connectors for web chat, WhatsApp and other channels.

Free to useMIT★ 15kLast commit yesterday

Parlant

79 · Stable

Framework for customer-facing AI agents that follow explicit guidelines, so their answers stay consistent and on policy.

Free to useApache-2.0★ 18kLast commit 3 months ago

Flowise

Archived

Drag-and-drop builder for LLM agents and chatflows.

Free core, paid extrasApache-2.0★ 55kLast commit 2 months ago

Source-available and unverified licenses

The code for these is public, but the license is not an OSI open source license, or we have not verified it yet. Check the license notes on each project before relying on it.

Dify

91 · Healthy

Platform for building LLM apps, agents and RAG pipelines with a visual workflow editor.

Free with conditionsDify Open Source License★ 158kLast commit yesterday

Typebot

75 · Stable

Visual builder for chatbot-style conversational forms that embed anywhere.

Free, no resellingFunctional Source License 1.1Relicensed 2024★ 11kLast commit 2 days ago

At a glance

Health and license are separate verdicts: a project can be well maintained and still not be open source.

ProjectHealthLicenseStarsLast commit
Botpress86 · HealthyFree to useMIT15kyesterday
Parlant79 · StableFree to useApache-2.018k3 months ago
FlowiseArchivedFree core, paid extrasApache-2.055k2 months ago
Dify91 · HealthyFree with conditionsDify Open Source License158kyesterday
Typebot75 · StableFree, no resellingFunctional Source License 1.1Relicensed 202411k2 days ago

More in AI app builders

Chatbase is a paid AI app builders product. See all open source AI app builders tools, ranked the same way.

Scores last refreshed from GitHub on 9 October 2026. How we score.