Top Open Source Projects using Nestjs

A curated collection of the 24 best open source software using Nestjs. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.

Immich

A self-hosted photo and video backup service with mobile apps, facial recognition and search across metadata, objects and faces.

Alternative to:

Apple iCloud Photos

Self-hosted photo and video backup for your own server

Stars
113,547
Forks
6,829
Last commit
5 days ago

Hoppscotch

Browser-based API development platform for building, sending and testing requests across REST, GraphQL, WebSocket and MQTT, solo or with a team.

Alternative to:

Postman

Sleek, intuitive API development and testing platform

Stars
80,228

Cal.com

A self-hosted scheduling platform for booking pages and meeting links, built for individuals who want no commercial dependencies.

Alternative to:

Acuity Scheduling

Self-host your own scheduling page, no vendor required

Stars
48,260

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

Postiz

Self-hostable social media scheduling tool with analytics, team collaboration and an API, covering platforms like X, Bluesky, Mastodon and Discord.

Alternative to:

Buffer

Schedule, analyze, and manage 30+ social media accounts

Stars
35,562

Novu

Open-source communication infrastructure that sends product notifications and connects agents to Inbox, email, SMS, push, chat and messaging channels.

Alternative to:

OneSignal

Multi-channel notification infrastructure for apps

Stars
39,876

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

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

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

Ever Gauzy

Open business management platform bundling ERP, CRM, HRM, applicant tracking, project management and time tracking for agencies, studios and on-demand teams.

Alternative to:

Microsoft Dynamics 365

Comprehensive open-source business management platform

Stars

Bigcapital

Open source accounting and inventory software for small and medium businesses that need double entry books and real financial reports.

Alternative to:

FreshBooks

Automate financial processes for smarter business decisions

Stars

Ballerine

Risk management infrastructure for payment companies and marketplaces, automating KYC, KYB, underwriting and transaction monitoring across the customer lifecycle.

Alternative to:

ComplyAdvantage

AI agents that transform merchant risk decisions at scale

Stars

Usertour

Open-source user onboarding platform for building in-app product tours, checklists, launchers and surveys, self-hosted with full control.

Alternative to:

Appcues

Create engaging product tours and user onboarding experiences

Stars
2,295

Quiet

Serverless team chat for privacy minded groups, syncing messages directly between member devices over Tor with no phone number required.

Alternative to:

Slack

Serverless team chat over Tor, no phone number needed

Stars
2,646

Comp AI

Compliance platform that automates evidence collection, policy management and controls for teams pursuing SOC 2, ISO 27001, HIPAA or GDPR.

Alternative to:

Drata

Get audit-ready for SOC 2, ISO 27001, HIPAA, and GDPR

Stars
1,942

Firecamp

A multi-protocol API client for Rest, GraphQL, WebSocket and Socket.IO, built for teams that design, test and share collections.

Alternative to:

Postman

Unified API development ecosystem for modern teams

Stars
2,610

Sync-in

Self-hosted file storage, synchronization, and team collaboration that leaves your files readable on the filesystem instead of inside object storage.

Alternative to:

Dropbox

Open-source file storage with complete data sovereignty

Stars
1,758

Trench

Self-hosted event tracking on Kafka and ClickHouse, compatible with the Segment API, for teams handling real-time analytics at volume.

Alternative to:

Mixpanel

Fast, scalable analytics infrastructure

Stars
1,662

Kodus

AI code review that runs inside your pull requests, follows rules you write in plain language and uses your own model keys.

Alternative to:

CodeRabbit

AI code review that learns your team's standards

Stars
1,359

Hexabot

Self-hosted platform for building agentic workflows in YAML and running them across conversational channels with tools, memory and RAG.

Alternative to:

Voiceflow

Self-hosted AI agents and workflows across any channel

Stars
1,214

Keyshade

Secret and configuration management that encrypts values with public key cryptography and pushes updates into running applications without a restart.

Alternative to:

AWS Secrets Manager

Secure secret management with public key encryption

Stars

Temps

One self-hosted binary replaces the deployment platform, error tracker, analytics service, uptime monitor, email sender, and sandbox provider you pay for separately.

Alternative to:

Datadog

One self-hosted binary replaces Vercel, Sentry, and analytics tools

Impler

Embeddable data import widget that guides customers through uploading spreadsheets, for developers tired of building CSV onboarding flows.

Alternative to:

Flatfile

Seamless data import for your applications

Stars
290

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Top Open Source Projects using Nestjs

A curated collection of the 24 best open source software using Nestjs. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.

Immich

Hoppscotch

Cal.com

ToolJet

Postiz

Novu

Teable

Scalar

AITable

Ever Gauzy

Bigcapital

Ballerine

Usertour

Quiet

Comp AI

Firecamp

Sync-in

Trench

Kodus

Hexabot

Keyshade

Temps

Impler

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Browse categories of tools using Nestjs:

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