LLM Open Source Tools

Alternative toAmplitude

Open source analytics infrastructure powered by ClickHouse

• 1,662 GitHub stars
• MITLicence MIT

Alternative toFivetran

Self-hosted ETL on DuckDB with 385 connectors and no per-row billing.

• 1,517 GitHub stars
• Apache-2.0Licence Apache-2.0

Alternative toCClaude Managed Agents

Bash microharness for agents that think continuously

• 1,222 GitHub stars
• Apache-2.0Licence Apache-2.0
• #LLM

Alternative toConductor

Run AI coding agents in parallel, each in its own worktree

• 1,056 GitHub stars
• MITLicence MIT
• #AI Agents

Alternative toTavily

Open source search APIs and MCP tools for RAG and agent workflows

• 886 GitHub stars
• Apache-2.0Licence Apache-2.0
• #AI SDK

Alternative toOpenAI

1B Chinese LLM with public weights, training code, and data

• 814 GitHub stars
• #LLM

Alternative toLindy AI

Delegate reports, inbox cleanup, and workflow tasks to an AI agent

• 757 GitHub stars
• MITLicence MIT
• #LLM

Alternative toCursor

Open source AI code editor with chat, autocomplete, and search

• 708 GitHub stars
• MITLicence MIT

Alternative toKimi Work

Local AI agent that enhances productivity with your own LLM

• 693 GitHub stars
• Apache-2.0Licence Apache-2.0
• #AI Agents

Alternative toVectara

Open source RAG framework for any dataset or LLM

• 678 GitHub stars
• Apache-2.0Licence Apache-2.0
• #LLM