Alternatives

The Best opensource Alternatives in 2026

24 alternatives1 free · 9 open source

Looking for something like opensource? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 1 are free or have a free plan and 9 are open source.

About opensourcegithub.com/agenta-ai/agenta
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Agenta provides a workspace for teams to build AI agents and automations.

PricingNot confirmed
Platforms—

Top picks at a glance

Quick comparison

#AlternativePricingOpen sourcePlatforms
1Laminar —Yes—
2Kitaru —Yes—
3Latitude —Yes—
4Guild AI Free trialNot statedWeb
5Msty —Not statedWeb
6Harbor —Yes—
7Scrapeless —Not statedWeb
8BaseAI —Not statedWeb
9Superexpert.AI —Not statedWeb
10Flow AI —Not statedWeb
24 shown

All opensource alternatives

1

Laminar

github.com/lmnr-ai/lmnrOpen source
Also covers ai agents, ai infrastructure, and self hosted · same kind of open-source project · open source

Laminar provides open-source observability tools designed for applications built with AI agents.

2

Kitaru

github.com/zenml-io/kitaruOpen source
Also covers ai agents and ai infrastructure · same kind of open-source project · open source

Kitaru provides agent traces that teams can run and inspect during application workflows.

3

Latitude

github.com/latitude-dev/latitude-llmOpen source
Also covers ai agents and ai infrastructure · same kind of open-source project · open source

Latitude provides observability for AI agents and helps teams trace failures and verify fixes.

5

Msty

msty.ai
Also covers ai agents and ai infrastructure

Private AI for individuals, teams, and organizations. Workspaces, agents, models, and knowledge—one connected system on your terms.

6

Harbor

github.com/av/harborOpen source
Also covers ai infrastructure and self hosted · same kind of open-source project · open source

Harbor sets up a preconfigured LLM stack with one command and includes hundreds of services to explore.

11

Future AGI

github.com/future-agi/future-agiOpen source
Also covers ai agents and ai infrastructure · same kind of open-source project · open source

Future AGI evaluates and observes AI and agent applications with tracing, simulations, datasets, and guardrails.

12

OpenLIT

github.com/openlit/openlitOpen source
Also covers ai agents and ai infrastructure · same kind of open-source project · open source

OpenLIT provides observability and evaluation for AI agents and coding agents, tracing models, tools, prompts, costs, and workflows.

15

Mastra

mastra.aiFreemiumOpen source
Also covers ai agents and ai infrastructure · open source · free plan

Ship AI agents that reason, remember, and act in TypeScript. Mastra provides memory, tools, MCP, and observability to go from prototype to production.

No alternatives match this filter.

Alternatives to similar tools

All alternatives
What is the best alternative to opensource?
Based on features, tags and platforms, the closest alternatives to opensource are Laminar, Kitaru, and Latitude.
Is there a free alternative to opensource?
Yes. Mastra is free or offer a free plan.
Are there open-source alternatives to opensource?
Yes: Laminar, Kitaru, Latitude, and Harbor.

Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative