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Open Source Projects using Prometheus

A curated collection of the 64 best open source software using Prometheus. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.

Programmable notes with queries, Lua scripting, and wiki links
  • Stars


    6,156
  • Last commit


    13 hours ago
  • License


    MIT
A self-hosted, browser-based note-taking system that turns plain Markdown pages into a queryable, scriptable knowledge base you control.

Open Source Alternative to:

Open-source BI for modern data teams
  • Stars


    6,159
  • Last commit


    12 hours ago
  • License


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

Open Source Alternative to:

Secure, scalable API key management for developers
  • Stars


    5,447
  • Last commit


    12 hours ago
  • License


    AGPL-3.0
Streamline API authentication with UnKey's powerful, developer-friendly platform for creating, revoking, and monitoring API keys.

Open Source Alternative to:

Simulation-based testing and evaluation for AI agents
  • Stars


    4,872
  • Last commit


    17 hours ago
  • License


    Apache-2.0
Tests AI agents through multi-turn simulations, LLM-based scoring, and production tracing so teams can ship reliable agents with confidence.

Open Source Alternative to:

Enterprise workplace AI with data you own and control
  • Stars


    3,771
  • Last commit


    11 hours ago
  • License


    Apache-2.0
Self-hostable enterprise AI platform that unifies business data across apps, powers a knowledge graph for cited answers, and lets teams build AI agents across their stack.

Open Source Alternative to:

Open-source data integration for modern stacks
  • Stars


    5,090
  • Last commit


    1 day ago
  • License


    MIT
Collect, transform, and sync data across your entire infrastructure with a flexible, code-based approach to data integration.

Open Source Alternative to:

Lightweight distributed storage for self-hosting
  • Stars


    4,583
  • Last commit


    13 hours ago
  • License


    AGPL-3.0
Self-contained distributed object storage with S3 API compatibility. Runs on minimal hardware, replicates data across 3 zones for maximum resilience.

Open Source Alternative to:

Secure, policy-based access control for modern applications
  • Stars


    4,593
  • Last commit


    13 hours ago
  • License


    Apache-2.0
A scalable authorization layer that provides fine-grained access control through externalized policies, enabling secure and flexible permissions management.

Open Source Alternative to:

Open source observability platform for modern applications
  • Stars


    4,290
  • Last commit


    1 month ago
  • License


    AGPL-3.0
Uptrace is an OpenTelemetry-based platform that integrates traces, metrics, and logs to help monitor and optimize complex distributed systems.

Open Source Alternative to:

Next-gen WebSockets server for real-time apps
  • Stars


    5,635
  • Last commit


    2 years ago
  • License


    AGPL-3.0
Open-source, Pusher-compatible WebSockets server that's simple, fast, and resilient for building real-time applications.

Open Source Alternative to:

AI agents that transform merchant risk decisions at scale
  • Stars


    2,436
  • Last commit


    8 days ago
  • License


    Unknown
Reduce fraud, accelerate underwriting, and maintain compliance with AI-driven merchant risk intelligence for PSPs, banks, and fintechs.

Open Source Alternative to:

Unified API for all LLM providers with analytics
  • Stars


    1,660
  • Last commit


    1 day ago
  • License


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

Open Source Alternative to:

Open-source message stream built on Postgres
  • Stars


    2,206
  • Last commit


    7 months ago
  • License


    MIT
Sequin offers a feature-rich messaging system with a simple HTTP API, providing RabbitMQ-like functionality without adding complexity to your stack.

Open Source Alternative to:

Managed identity and access management for any app
  • Stars


    2,069
  • Last commit


    1 day ago
  • License


    Apache-2.0
Authgear is a managed IAM platform handling authentication, SSO, and user management for B2C and B2B apps, with biometrics, MFA, and zero-trust support.

Open Source Alternative to:

Simplify container deployment across environments
  • Stars


    1,848
  • Last commit


    16 days ago
  • License


    Apache-2.0
Effortless container orchestration platform for seamless deployment, management, and monitoring of applications across multiple environments.

Open Source Alternative to:

The modern GraphQL runtime
  • Stars


    1,443
  • Last commit


    30 days ago
  • License


    Apache-2.0
Swiftly design and ship best-practice GraphQL backends atop existing data sources and APIs.

Open Source Alternative to:

Unify APIs, databases, and services effortlessly
  • Stars


    1,268
  • Last commit


    12 hours ago
  • License


    Apache-2.0
A powerful backend framework that simplifies API integration, enhances security, and boosts developer productivity for modern web applications.

Open Source Alternative to:

Revolutionizing data processing with Compute Over Data
  • Stars


    871
  • Last commit


    6 days ago
  • License


    Apache-2.0
Bacalhau is an open-source platform for fast, cost-effective, and secure distributed computing, seamlessly integrating with Docker and WebAssembly workflows.
Open-source GraphQL federation platform
  • Stars


    484
  • Last commit


    12 hours ago
  • License


    MIT
A fully open-source schema registry, analytics, and gateway for GraphQL federation and APIs

Open Source Alternative to:

Unified API, event, and AI agent management platform
  • Stars


    455
  • Last commit


    11 hours ago
  • License


    Apache-2.0
Full-lifecycle API management platform that unifies synchronous and asynchronous ecosystems. Manage APIs, event streams, and AI agents with enterprise security and 4x faster gateway performance.

Open Source Alternative to:

Connect APIs, databases, and streams without glue code
  • Stars


    360
  • Last commit


    3 months ago
  • License


    Unknown
Automated data integration platform that connects APIs, databases, and event streams using semantic schemas. Deploy secure integrations in minutes with Git-based workflows.

Open Source Alternative to:

Privacy-first, cookieless analytics without consent banners
  • Stars


    176
  • Last commit


    2 days ago
  • License


    AGPL-3.0
GDPR-compliant web analytics with real-time insights, session replay, and funnel tracking. No cookies, no tracking, no consent banners required.

Open Source Alternative to:

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