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Top Open Source Projects using OpenTelemetry

A curated collection of the 57 best free and open-source projects built using OpenTelemetry. Discover popular repositories, architecture patterns, and trending software in 2026.

57 projects indexedExplore all tech stacks →
Zitadel

Zitadel

AGPL-3.0
★ 14,870

ZITADEL provides a comprehensive identity management solution with easy APIs, customizable workflows, and serverless deployment options.

Zitadel
GoTypescriptMDXHTML+28
Usertour

Usertour

NOASSERTION
★ 2,292

Open-source platform for building interactive product tours, tooltips, and in-app guides to improve user engagement and feature adoption without complex coding

Usertour
TypescriptShellPythonHTML+35
Instant

Instant

Apache-2.0
★ 10,493

Instant is a database solution for building real-time and offline-enabled applications, simplifying the development of collaborative products.

Instant
TypescriptClojureJavaScriptPython+31
Hexclave

Hexclave

NOASSERTION
★ 6,841

Self-hostable platform combining user auth, payments, email, and analytics into modular building blocks that fit around your existing product.

Hexclave
TypescriptMDXSwiftJavaScript+32
Flowglad

Flowglad

NOASSERTION
★ 1,718

Connects client data across tools, automates recurring accounting workflows, and maintains a self-updating knowledge base with human approval controls.

Flowglad
TypescriptMDXPLpgSQLCSS+47
VerifyWise

VerifyWise

NOASSERTION
★ 341

Open-source AI governance platform helping teams meet regulatory standards like EU AI Act and ISO 42001. Monitor model performance, manage risks, and maintain compliance with enterprise-grade security.

VerifyWise
TypescriptPythonJupyter NotebookJavaScript+29
Uptrace

Uptrace

AGPL-3.0
★ 4,270

Uptrace is an OpenTelemetry-based platform that integrates traces, metrics, and logs to help monitor and optimize complex distributed systems.

Uptrace
GoVueTypescriptHTML+17
UnInbox

UnInbox

NOASSERTION
★ 1,757

Streamline team communication with shared inboxes, unlimited email addresses, and customizable workflows. Perfect for modern businesses seeking organized email management.

UnInbox
TypescriptJavaScriptCSSGitHub+23
Trigger

Trigger

Apache-2.0
★ 16,137

Open source TypeScript platform for building and deploying AI agents and background workflows with retries, queues, observability, and elastic scaling.

Trigger
TypescriptJavaScriptShellCSS+37
Teable

Teable

NOASSERTION
★ 21,721

Open-source platform combining powerful database capabilities with a user-friendly spreadsheet interface for efficient data management and collaboration.

Teable
TypescriptJavaScriptCSSPLpgSQL+32
Steel

Steel

Apache-2.0
★ 7,547

Open-source browser API designed for AI agents. Run headless browsers with built-in CAPTCHA solving, proxy support, and session management. Quick setup in under 1s.

Steel
TypescriptEJSCSSDockerfile+22
Sayr

Sayr

NOASSERTION
★ 20

Source-available project management platform with dual views - internal team workspace and public portal for user feedback, voting, and progress tracking.

Sayr
TypescriptAstroMDXHTML+23
Rocket.Chat

Rocket.Chat

NOASSERTION
★ 46,033

Open source communication platform combining messaging, voice, video, and AI for organizations that need full data control, air-gapped deployments, and zero-trust security.

Rocket.Chat
TypescriptJavaScriptHTMLSCSS+27
Puter

Puter

AGPL-3.0
★ 43,275

Puter is a cloud-based desktop OS you run in the browser, with built-in apps, file storage, and support for hosting web apps and sites.

Puter
TypescriptJavaScriptCSSHTML+23
PostHog

PostHog

NOASSERTION
★ 39,294

All-in-one product analytics platform. Track user behavior, run experiments, and make data-driven decisions to grow your product.

PostHog
PythonTypescriptRustHCL+37
OpenWork

OpenWork

NOASSERTION
★ 23,111

Desktop app for teams to run AI agents across 50+ LLMs, share skills and MCP servers org-wide, and automate browser tasks with your own keys.

OpenWork
TypescriptJavaScriptMDXCSS+29
OpenObserve

OpenObserve

AGPL-3.0
★ 21,502

Monitor logs, metrics, and traces with an open-source observability platform. Achieve petabyte scale with 140x lower storage costs and high performance.

OpenObserve
TypescriptRustVueJavaScript+20
OpenLIT

OpenLIT

Apache-2.0
★ 2,719

Open-source observability platform for GenAI and LLM applications. Real-time monitoring, distributed tracing, prompt management, and AI model evaluation built on OpenTelemetry.

OpenLIT
TypescriptPythonGoShell+27
OpenCode

OpenCode

MIT
★ 201,854

Open source AI coding agent that works in your terminal, IDE, or desktop app, supporting 75+ LLM providers with no code storage.

OpenCode
TypescriptMDXCSSHTML+24
OneUptime

OneUptime

Apache-2.0
★ 7,523

All-in-one solution for uptime monitoring, incident management, and status pages to keep your services running smoothly

OneUptime
TypescriptEJSShellJavaScript+26
Omnigent

Omnigent

Apache-2.0
★ 9,335

Meta-harness that sits above Claude Code, Codex, and other AI agents to add policy enforcement, sandboxing, and real-time collaborative sessions.

Omnigent
PythonTypescriptJavaScriptSwift+27
Morphic

Morphic

Apache-2.0
★ 9,067

Open-source answer engine that dynamically generates UI components while providing AI-powered responses, combining conversational AI with interactive interfaces.

Morphic
TypescriptCSSJavaScriptDockerfile+25
Maple

Maple

NOASSERTION
★ 1,728

Observability platform built on OpenTelemetry and ClickHouse. Collect, visualize, and query distributed traces, logs, and metrics, with an MCP server for AI agent diagnostics.

Maple
TypescriptRustAstroSwift+23
LLM Gateway

LLM Gateway

NOASSERTION
★ 1,577

Route, manage, and analyze LLM requests across multiple providers with one API. Compatible with OpenAI format, includes usage analytics and performance monitoring.

LLM Gateway
TypescriptMDXShellJavaScript+30
Lightdash

Lightdash

NOASSERTION
★ 6,094

Self-serve analytics platform that transforms dbt models into interactive dashboards, enabling data-driven decisions across organizations.

Lightdash
TypescriptHTMLCSSShell+37
LibreChat

LibreChat

MIT
★ 42,511

Chat with multiple AI providers through a single self-hostable interface, with support for custom agents, file uploads, plugins, and multi-user access control.

LibreChat
TypescriptJavaScriptGoCSS+34
LangWatch

LangWatch

Apache-2.0
★ 3,514

Tests AI agents through multi-turn simulations, LLM-based scoring, and production tracing so teams can ship reliable agents with confidence.

LangWatch
TypescriptGherkinGoPython+18
Langfuse

Langfuse

NOASSERTION
★ 33,799

Langfuse provides tracing, evaluations, prompt management, and analytics to debug and improve LLM applications.

Langfuse
TypescriptJavaScriptShellCSS+39
Kodus

Kodus

NOASSERTION
★ 1,326

Open source AI code reviewer that analyzes pull requests for quality, security, and performance while respecting your existing rules and model preferences.

Kodus
TypescriptJavaScriptShellHTML+42
Kilo

Kilo

MIT
★ 27,041

Open source AI coding agent with 500+ models, bring-your-own-key support, and specialized modes for writing, debugging, and planning code across IDEs and CLI.

Kilo
TypescriptKotlinCSSHTML+25
Karakeep

Karakeep

AGPL-3.0
★ 28,623

Self-hostable bookmark manager that saves links, notes, images, and PDFs, then automatically tags and organizes them using AI for faster retrieval.

Karakeep
TypescriptShellJavaScriptDockerfile+29
PeerTube

PeerTube

AGPL-3.0
★ 15,277

Create your own video hosting platform with PeerTube - a free, open-source alternative to YouTube. Join 600,000+ videos across 1,000+ interconnected platforms without ads or tracking.

PeerTube
TypescriptHTMLSCSSShell+17
Infisical

Infisical

NOASSERTION
★ 28,987

End-to-end encrypted secret management platform for seamless integration and enhanced security in development workflows.

Infisical
TypescriptGoGherkinPython+35
Immich

Immich

AGPL-3.0
★ 112,774

Back up, organize, search, and browse your personal photo and video library on your own server, with no third-party cloud access.

Immich
TypescriptDartSveltePython+25
HyperDX

HyperDX

MIT
★ 9,865

Open source observability platform unifying session replays, logs, traces, metrics and errors. Fast search, automatic clustering, $0.40/GB pricing.

HyperDX
TypescriptJavaScriptSCSSShell+25
Highlight

Highlight

NOASSERTION
★ 9,370

Comprehensive monitoring solution offering error tracking, session replay, and performance insights for seamless debugging and optimization.

Highlight
TypescriptGoJavaScriptPython+31
Hatchet

Hatchet

MIT
★ 7,797

Durable orchestration platform for managing AI agents, scheduling background tasks, and running mission-critical workflows.

Hatchet
GoPLpgSQLTypescriptShell+27
Grafana

Grafana

AGPL-3.0
★ 76,446

Grafana unifies metrics, logs, traces, profiles, and business data into one OpenTelemetry-native platform with AI-assisted root cause analysis and adaptive cost controls.

Grafana
TypescriptGoPLpgSQLCUE+26
GrowthBook

GrowthBook

NOASSERTION
★ 8,161

Powerful, developer-friendly experimentation tool for data-driven product decisions. Seamless integration, real-time insights, and flexible deployment.

GrowthBook
TypescriptPythonSCSSJavaScript+37
Frontman

Frontman

NOASSERTION
★ 679

Open-source AI coding agent that runs in your browser, sees your live DOM and app state, and makes real code edits from plain English descriptions.

Frontman
ReScriptElixirAstroPHP+22
Flowise AI

Flowise AI

NOASSERTION
★ 55,399

Open source platform for building AI agents, chatbots, and multi-agent systems using a drag-and-drop interface, with support for 100+ LLMs and RAG.

Flowise AI
TypescriptJavaScriptHTMLHandlebars+54
FeatBit

FeatBit

MIT
★ 1,904

FeatBit is a fast, scalable feature flag service that enables risk mitigation and fosters business growth through controlled feature releases.

FeatBit
TypescriptC#PowerShellPython+23
FastGPT

FastGPT

NOASSERTION
★ 29,486

FastGPT is a free, open-source platform for creating AI-powered knowledge bases with data processing, model invocation, and visual workflows.

FastGPT
TypescriptMDXRustJavaScript+29
Ever Teams

Ever Teams

AGPL-3.0
★ 545

Ever Teams offers an all-in-one solution for work management, time tracking, and team collaboration with integrations for popular tools.

Ever Teams
TypescriptJavaScriptCSSHTML+34
Dittofeed

Dittofeed

MIT
★ 2,914

Dittofeed offers low-code tools for message automation across multiple channels, including powerful segmentation and personalization features.

Dittofeed
TypescriptMDXCSSJavaScript+33
Continue

Continue

Apache-2.0
★ 35,644

Runs source-controlled AI checks on every pull request, enforcing your engineering standards as native GitHub status checks with suggested fixes.

Continue
TypescriptJavaScriptKotlinPython+39
Cline

Cline

Apache-2.0
★ 66,966

AI coding agent that runs inside VS Code and the terminal, supporting multi-file edits, bash execution, and any LLM provider via bring-your-own-key.

Cline
TypescriptJavaScriptCSSRust+25
Cherry Studio

Cherry Studio

AGPL-3.0
★ 51,129

Desktop AI client for Windows, macOS, and Linux that connects 300+ models from 50+ providers, with local storage, a built-in knowledge base, and autonomous agent mode.

Cherry Studio
TypescriptJavaScriptCSSHTML+27
Cap

Cap

NOASSERTION
★ 21,271

Record your screen or webcam, edit with backgrounds and effects, then share via link. Built on Rust and Tauri for native performance on macOS and Windows.

Cap
RustTypescriptJavaScriptMDX+34
Betterlytics

Betterlytics

AGPL-3.0
★ 174

GDPR-compliant web analytics with real-time insights, session replay, and funnel tracking. No cookies, no tracking, no consent banners required.

Betterlytics
TypescriptRustJavaScriptCSS+33
Arize Phoenix

Arize Phoenix

NOASSERTION
★ 11,212

Open-source platform for LLM tracing, evaluation, and optimization. Features automatic instrumentation, prompt playground, and real-time AI application monitoring.

Arize Phoenix
PythonTypescriptJupyter NotebookC+23
Anarlog

Anarlog

MIT
★ 9,184

Records system audio without joining your call, then turns rough notes into editable summaries. Audio, transcripts, and notes stay as local files.

Anarlog
TypescriptRustPLpgSQLMDX+27
AppSmith

AppSmith

Apache-2.0
★ 40,755

Low-code platform for creating powerful internal tools and dashboards with drag-and-drop ease, robust integrations, and customizable workflows.

AppSmith
TypescriptJavaJavaScriptCSS+26
AITable

AITable

AGPL-3.0
★ 15,576

Visual database and workflow automation tool with AI-powered features and 6,000+ app integrations

AITable
TypescriptJavaLessJavaScript+30
Agenta

Agenta

NOASSERTION
★ 4,557

Open-source LLMOps platform providing prompt management, evaluation, and observability tools for building robust AI applications with team collaboration.

Agenta
TypescriptPythonMDXShell+30
AgentOS

AgentOS

Apache-2.0
★ 619

Open-source TypeScript AI agent framework for building adaptive autonomous agents

AgentOS
TypescriptJavaScriptGitHubNodeJS+16
n8n

n8n

NOASSERTION
★ 202,578

Build automated workflows connecting 500+ apps, write custom code, and deploy AI agents with full visibility into every decision. Self-hostable or cloud.

n8n
TypescriptVueJavaScriptSCSS+26