Alternatives

The Best Laminar Alternatives in 2026

24 alternatives1 free · 14 open source

Looking for something like Laminar? 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 14 are open source.

About Laminargithub.com/lmnr-ai/lmnr
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Laminar provides open-source observability tools designed for applications built with AI agents.

PricingNot confirmed
Platforms—

Top picks at a glance

Quick comparison

#AlternativePricingOpen sourcePlatforms
1opensource —Not stated—
2Entroly —Yes—
3OpenLIT —Yes—
4Latitude —Yes—
5Mastra FreemiumYesWeb
6Langfuse —Not statedWeb
7Harbor —Yes—
8Future AGI —Yes—
9Kitaru —Yes—
10Future AGI —Yes—
24 shown

All Laminar alternatives

2

Entroly

github.com/juyterman1000/entrolyOpen source
Also covers ai agents, ai infrastructure, and developer tools · same kind of open-source project

Entroly reduces AI context size with reversible compression and receipts for recovering the original content.

3

OpenLIT

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

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

4

Latitude

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

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

5

Mastra

mastra.aiFreemiumOpen source
Also covers ai agents and ai infrastructure · 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.

7

Harbor

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

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

8

Future AGI

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

This SDK provides AI evaluations, prompt management, and observability for Python and TypeScript workflows.

9

Kitaru

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

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

10

Future AGI

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

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

15

onWatch

github.com/onllm-dev/onwatchOpen source
Also covers ai infrastructure and developer tools · same kind of open-source project

onWatch tracks AI API quotas across providers and displays usage in real time through a lightweight background monitor.

16

Mirascope

github.com/Mirascope/mirascopeOpen source
Also covers ai infrastructure and developer tools · same kind of open-source project

Mirascope describes itself as an alternative approach to building applications with large language models.

17

ModelFox

github.com/modelfoxdotdev/modelfox
Also covers ai infrastructure and developer tools · same kind of open-source project

ModelFox supports training, deployment, and monitoring for machine learning models.

18

CML

github.com/iterative/cmlOpen source
Also covers ai infrastructure and developer tools · same kind of open-source project

CML provides continuous machine learning and CI/CD workflows for machine learning projects.

19

VDP

github.com/instill-ai/vdp
Also covers ai infrastructure and developer tools · same kind of open-source project

Instill Core coordinates data, models, and pipelines for AI first applications.

No alternatives match this filter.

Alternatives to similar tools

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

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