Top Open Source Projects using Fastify

A curated collection of the 25 best open source software using Fastify. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.

Tldraw

A React SDK for building infinite canvas apps, shipping a whiteboard out of the box and custom shapes when you need them.

Alternative to:

Miro

Free instant whiteboard with real-time collaboration

Stars
50,179
Forks
3,499
Last commit
7 days ago

Logseq

Privacy-first outliner for knowledge management and collaboration, storing notes as local Markdown or Org-mode files you keep control of.

Alternative to:

Notion

Privacy-first knowledge base that connects your notes

Stars
44,802

Infisical

Secret management platform for engineering teams, reaching into certificates, key management and privileged access from one self-hostable place.

Alternative to:

AWS Secrets Manager

Secure secret management for modern development teams

Stars

ActivePieces

Extensible automation platform and Zapier replacement where every integration is a typed TypeScript package that doubles as an MCP server.

Alternative to:

Zapier

Automate workflows with no-code integration platform

Stars
24,300

Teable

A PostgreSQL-backed database that works like a spreadsheet, with AI chat and an app builder, for teams building internal tools.

Alternative to:

Coda

Flexible database meets intuitive spreadsheet interface

Stars
21,761

Super Productivity

Todo app with timeboxing and time tracking that imports tasks from calendars, Jira and GitHub, for people juggling several systems.

Alternative to:

Toggl Track

Task manager built for deep work, privacy, and focus

Stars

Scalar

Toolkit that renders OpenAPI documents as an interactive API reference and pairs it with an offline-first API client.

Alternative to:

Postman

Open-source API documentation and testing platform

Stars
16,069

Leon

A self-hosted personal AI assistant that runs skills, tools and memory on your own machine, for people wary of cloud assistants.

Alternative to:

Amazon Alexa

Your open-source personal assistant for server automation

Stars
17,493

AITable

A visual database and spreadsheet with a full REST API, for teams replacing scattered trackers with one collaborative source of records.

Alternative to:

Coda

Visual database for workflow automation across apps

Stars
15,588

Rybbit

Privacy-friendly web and product analytics with session replays and funnels, for teams leaving Google Analytics without giving up depth.

Alternative to:

Google Analytics

Understand your audience with privacy-first analytics.

Stars

Arize Phoenix

An open source AI observability platform for engineers who need to trace, evaluate, and debug LLM applications.

Alternative to:

LangSmith

Open-source LLM tracing & evaluation for AI optimization

Stars
11,362

Steel

Open source browser API that runs and manages Chrome sessions for AI agents and web automation tools.

Alternative to:

Bright Data

Cloud browser sessions for AI agents and web automation

Stars
7,601

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

Helicone

An AI gateway and observability platform that logs LLM requests, tracks cost and latency, and routes across providers for AI engineers.

Alternative to:

LangSmith

Build reliable AI apps with comprehensive observability

Stars
6,133

Colanode

Local-first collaboration workspace you self-host, combining chat, wiki pages, databases, and file storage for teams that want to own their data.

Alternative to:

Notion

Self-hosted team workspace with chat, docs, and databases

Stars
5,097

Dittofeed

Omni-channel customer engagement platform for developers who want automated user journeys, broadcasts and message templates they can self-host.

Alternative to:

Segment

Open-source customer engagement platform for automation

Stars
2,926

Azimutt

A database exploration tool for designing, browsing, documenting, and analyzing schemas that have grown too large for a conventional ERD.

Alternative to:

Lucidchart

Next-Gen ERD: Design, Explore, Document and Analyze your database.

Stars

Vrite

A collaborative content platform for technical teams writing product documentation, developer blogs, and knowledge bases, with an API for delivering to any frontend.

Alternative to:

Contentful

Collaborative content creation for technical teams

Stars

WunderGraph

Lifecycle API management platform for federated GraphQL, covering schema registry, composition checks, routing, analytics, metrics and tracing.

Alternative to:

Apollo GraphOS

Unify APIs, databases, and services effortlessly

Stars

Jarvis

Mac dictation app that turns a held Fn key into clean punctuated text anywhere, built for people who refuse dictation subscriptions.

Alternative to:

Aqua Voice

Dictate faster and control your Mac with voice

Linky

Link-in-bio page builder whose blocks pull live content from Spotify, Instagram, TikTok and GitHub, for creators tired of stale pages.

Alternative to:

Linktree

A delightfully rich and dynamic link-in-bio.

Stars
795

Hive

Schema registry and analytics platform for GraphQL federation, available as a managed cloud service or self-hosted on your own infrastructure.

Alternative to:

Apollo GraphOS

Open-source GraphQL federation platform

Stars
484

Workbench

BullMQ dashboard that mounts inside your own Node or Bun backend, for teams replacing bull-board with a modern queue UI.

Alternative to:

Taskforce.sh

Inspect, debug, and replay BullMQ queues visually

StatusScout

Self-hosted monitoring for security headers, certificates, DNS and exposed files across your sites, alerting the moment a check starts failing.

Alternative to:

UptimeRobot

Complete website health monitoring and security scanning

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Top Open Source Projects using Fastify

A curated collection of the 25 best open source software using Fastify. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.

Tldraw

Logseq

Infisical

ActivePieces

Teable

Super Productivity

Scalar

Leon

AITable

Rybbit

Arize Phoenix

Steel

OpenPanel

Helicone

Colanode

Dittofeed

Azimutt

Vrite

WunderGraph

Jarvis

Linky

Hive

Workbench

StatusScout

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Tldraw

Logseq

Infisical

ActivePieces

Teable

Super Productivity

Scalar

Leon