Top Open Source Projects using Prometheus

A curated collection of the 45 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.

n8n

A fair-code platform for building AI agents and automations on a visual canvas, self-hosted or in the cloud, with more than 1500 integrations.

Alternative to:

Zapier

Visual workflow automation with code flexibility and AI agents

Stars
203,575
Forks
60,589
Last commit
5 days ago

Firecrawl

A web data API that searches, scrapes and crawls sites, returning clean markdown or structured JSON that AI agents can consume directly.

Alternative to:

Bright Data

Turn any website into clean, AI-ready data via API

Stars
177,318

Uptime Kuma

Self-hosted monitoring tool that checks whether your sites, servers and containers are up and tells you the moment they are not.

Alternative to:

UptimeRobot

Self-hosted uptime monitoring with a clean dashboard

Stars

Grafana

Open source platform for querying, visualizing and alerting on metrics and logs wherever they are stored, with dashboards you share.

Alternative to:

Datadog

Unified observability for metrics, logs, traces, and more

Stars
76,646

Meilisearch

A search engine developers drop into an app or website, returning typo-tolerant, filterable results in under fifty milliseconds.

Alternative to:

Algolia

Lightning-fast search for your applications

Stars
59,201

LibreChat

A self-hosted chat interface that puts every model provider, agent, tool and file workflow behind one familiar conversation UI.

Alternative to:

ChatGPT

One interface for all your AI models and conversations

Stars
42,875

Rocket.Chat

A self-hosted communications platform for organizations with strict data protection needs, covering messaging, voice, federation and customer conversations.

Alternative to:

Slack

Self-hosted team messaging with voice, video, and AI

Stars

Mastodon

A federated social network server on ActivityPub, letting anyone run a community that still talks to the wider fediverse.

Alternative to:

Threads

Decentralized social networking in your control

Stars
50,274

ToolJet

Open source platform for building internal tools, admin panels and dashboards on top of existing databases, APIs and SaaS systems.

Alternative to:

Retool

Build internal tools rapidly without coding

Stars
40,858

PostHog

Product analytics suite bundling events, session replays, feature flags, experiments, surveys and error tracking into one platform for product teams.

Alternative to:

Google Analytics

Unlock Product Insights with Open-Source Analytics

Stars

Grok Build

Terminal coding agent that reads a codebase, edits files, runs shell commands and manages long tasks from a full-screen interface.

Alternative to:

Cursor

AI coding agent and CLI for complex terminal workflows

Directus

A backend that wraps any SQL database with instant REST and GraphQL APIs plus a visual studio for non-technical teammates.

Alternative to:

Contentful

Open-source data platform for effortless content management

Stars
37,786

Qdrant

Alternative to:

Pinecone

Fast, scalable vector database for AI applications

Stars
34,411

Karakeep

A self-hosted bookmarking app for links, notes, images and PDFs, with automatic AI tagging, full page archival and mobile clients.

Alternative to:

Raindrop.io

Save links, notes, and images. AI tags them for you.

Stars
28,873

InfluxDB

Time series database for real-time events and monitoring, built on Apache Arrow, DataFusion and Parquet for quick queries.

Alternative to:

Amazon Timestream

Purpose-built time series database for real-time systems

Stars

OpenObserve

A single-binary observability platform for logs, metrics, traces and RUM, aimed at teams priced out of Datadog or Elasticsearch.

Alternative to:

Datadog

Petabyte-scale observability, without the massive bill.

Stars
21,666

Neon Postgres

Serverless Postgres that separates storage from compute, giving stateless database nodes and branchable data for development teams.

Alternative to:

Amazon Aurora

Serverless Postgres for modern applications

Stars

Bluesky

The Bluesky social app, a React Native client for the decentralized AT Protocol network, running on web, iOS and Android.

Alternative to:

Threads

Social media reimagined for community and connection

Stars
18,275

Windmill

Developer platform for internal code: scripts become APIs, background jobs, workflows and UIs, self-hosted on your own Postgres.

Alternative to:

Retool

Open-source workflow automation for developers

Stars
17,794

Trigger

TypeScript platform for long-running background tasks and AI workflows, with retries, queues and observability, cloud or self-hosted.

Alternative to:

AWS Step Functions

Run long-running AI tasks without timeouts or servers

Stars

Botpress

Chatbot and assistant platform with a CLI, SDK and integration hub, for developers shipping conversational products on Botpress Cloud.

Alternative to:

Voiceflow

Build powerful AI agents with cutting-edge LLM technology

Stars
14,893

Convex

A reactive database where server functions are plain TypeScript, for web developers who want live-updating apps without stitching a backend together.

Alternative to:

AWS Amplify

Build full-stack apps with TypeScript and real-time sync

Stars

Lemmy

A federated link aggregator and forum written in Rust, for communities that want a self-hosted alternative to Reddit.

Alternative to:

Digg

Build your own federated discussion community

Stars
14,582

OpenReplay

Self-hosted session replay suite that shows developers what users did on a web app and what broke underneath.

Alternative to:

Hotjar

Self-hosted session replay with complete data control

Stars
12,753

Unleash

A feature flag service for teams that want to ship code to production in small releases and control rollout.

Alternative to:

LaunchDarkly

Feature flags for rapid, risk-free software deployment

Stars
13,787

Quickwit

A search engine built for observability, running sub-second full-text search over logs and traces stored on cloud object storage.

Alternative to:

Datadog

Lightning-fast search for massive datasets

Stars
11,573

Grist

A relational spreadsheet that combines spreadsheet flexibility with database structure, for teams organizing data that outgrew a plain sheet.

Alternative to:

Airtable

Flexible spreadsheets with database power

Stars
11,730

Hatchet

Task orchestration for background jobs, AI agents and durable workflows, built on Postgres for teams that want to self-host.

Alternative to:

AWS Step Functions

Distributed task queue for background jobs and workflows

Stars

OpenPanel

Web and product analytics combining Mixpanel style funnels with Plausible style simplicity, self-hostable and cookieless by default.

Alternative to:

Google Analytics

Cookie-free web and product analytics, self-hostable

Stars

Plasmic

A visual builder that plugs into an existing React codebase, letting marketers and developers assemble pages and apps without hitting a low-code ceiling.

Alternative to:

Contentful

Visual app builder that integrates with your existing codebase

Stars

GreptimeDB

A columnar database storing metrics, logs and traces on one engine, for teams running Prometheus, Loki and Elasticsearch side by side.

Alternative to:

Datadog

Unified observability database for metrics, logs, and traces

Stars
6,646

Rivet

A library for stateful backends where each agent, session, document or tenant runs as a long-lived actor with in-memory state.

Alternative to:

Azure Durable Functions

Build stateful backends with in-memory actors

Stars

Workadventure

A customizable virtual world where teammates move as avatars and video chat starts the moment they walk up to each other.

Alternative to:

Gather

Virtual office platform for engaging remote collaboration

Stars
5,747

Soketi

Pusher-compatible WebSockets server you self-host, giving existing Pusher client code real-time messaging without per-connection pricing or a metered plan.

Alternative to:

PubNub

Next-gen WebSockets server for real-time apps

Stars
5,635

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Top Open Source Projects using Prometheus

A curated collection of the 45 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.

n8n

Firecrawl

Uptime Kuma

Grafana

Meilisearch

LibreChat

Rocket.Chat

Mastodon

ToolJet

PostHog

Grok Build

Directus

Qdrant

Karakeep

InfluxDB

OpenObserve

Neon Postgres

Bluesky

Windmill

Trigger

Botpress

Convex

Lemmy

OpenReplay

Unleash

Quickwit

Grist

Hatchet

OpenPanel

Plasmic

GreptimeDB

Rivet

Workadventure

Soketi

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