Best TypeScript Open Source Projects

A collection of the best open source software tools written in TypeScript. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.

Strapi

The next-gen headless CMS, open-source, javascript, enabling content-rich experiences to be created, managed and exposed to any digital device.

Stars
60,803
Forks
7,588
Last commit
1 week ago

PostHog

PostHog provides open-source product analytics, session recording, feature flagging and A/B testing that you can self-host.

Stars
17,626
Forks
1,056
Last commit
20 hours ago

Cal.com

Scheduling infrastructure for absolutely everyone.

Stars
29,031
Forks
6,651
Last commit
1 day ago

InboxZero

Open source email app to reach inbox zero fast.

Stars
1,981
Forks
158
Last commit
2 days ago

Supabase

An open source Firebase alternative. Start your project with a Postgres database, Authentication, instant APIs, Edge Functions, Realtime subscriptions, Storage, and Vector embeddings.

Stars
66,872
Forks
6,265
Last commit
1 day ago

Rocket.Chat

The communications platform that puts data protection first.

Stars
39,014
Forks
9,983
Last commit
2 days ago

Joplin

Joplin - the secure note taking and to-do app with synchronisation capabilities for Windows, macOS, Linux, Android and iOS.

Stars
43,476
Forks
4,699
Last commit
20 hours ago

N8N

Free and source-available fair-code licensed workflow automation tool. Easily automate tasks across different services.

Stars
41,284
Forks
5,183
Last commit
2 days ago

Flowise AI

Build LLM Apps Easily. Open source low-code tool for developers to build customized LLM orchestration flow & AI agents.

Stars
25,336
Forks
13,020
Last commit
2 days ago

AppWrite

Build like a team of hundreds_

Stars
41,431
Forks
3,749
Last commit
2 days ago

Hoppscotch

Open source API development ecosystem

Stars
60,581
Forks
4,200
Last commit
1 week ago

NocoDB

Open Source Airtable Alternative

Stars
42,929
Forks
2,974
Last commit
1 day ago

Trigger

Trigger.dev is the open source background jobs framework for TypeScript. With features like API integrations, webhooks, scheduling and delays.

Stars
7,361
Forks
407
Last commit
2 days ago

Metabase

The simplest, fastest way to get business intelligence and analytics to everyone in your company 😋

Stars
36,814
Forks
4,882
Last commit
1 day ago

Sentry

Developer-first error tracking and performance monitoring

Stars
37,111
Forks
3,988
Last commit
1 day ago

OpenStatus

The open-source website & API monitoring platform

Stars
4,391
Forks
243
Last commit
4 days ago

Novu

The open-source notification infrastructure with fully functional embedded notification center

Stars
33,247
Forks
3,428
Last commit
2 days ago

AppSmith

Platform to build admin panels, internal tools, and dashboards. Integrates with 25+ databases and any API.

Stars
31,812
Forks
3,408
Last commit
2 days ago

Affine

The universal editor that lets you work, play, present or create just about anything.

Stars
33,869
Forks
2,182
Last commit
3 days ago

Dify

A LLM app development platform. Build AI-native apps, including RAG, agent capabilities, model management, observability and more, packaged into one intuitive interface.

Stars
29,963
Forks
3,885
Last commit
7 hours ago

Insomnia

The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.

Stars
33,272
Forks
1,850
Last commit
2 days ago

ToolJet

Low-code platform for building business applications. Connect to databases, cloud storages, etc and build apps using drag and drop application builder.

Stars
26,830
Forks
3,297
Last commit
2 days ago

Logseq

A privacy-first, open-source platform for knowledge management and collaboration.

Stars
30,085
Forks
1,763
Last commit
6 days ago

Directus

A composable data platform to build your Headless CMS, BaaS, and more.

Stars
25,654
Forks
3,568
Last commit
3 days ago

Spacedrive

Spacedrive is an open source cross-platform file explorer, powered by a virtual distributed filesystem written in Rust.

Stars
29,066
Forks
826
Last commit
2 days ago

Outline

The fastest knowledge base for growing teams. Beautiful, realtime collaborative, feature packed, and markdown compatible

Stars
25,074
Forks
2,018
Last commit
18 hours ago

Refine

A React Framework for building internal tools, admin panels, dashboards & B2B apps with unmatched flexibility.

Stars
25,187
Forks
1,878
Last commit
3 days ago

TipTap

An open source headless content editor and real-time collaboration framework to craft exactly the content experience you’d like to have – built for developers.

Stars
24,104
Forks
2,028
Last commit
3 days ago

Medusa

Building blocks for digital commerce.

Stars
23,188
Forks
2,173
Last commit
14 hours ago

Umami

Umami is a simple, fast, privacy-focused alternative to Google Analytics.

Stars
19,910
Forks
3,732
Last commit
1 week ago

Plane

An open-source software development tool to manage issues, sprints, and product roadmaps with peace of mind. 🧘‍♀️

Stars
24,587
Forks
1,318
Last commit
15 hours ago

Hey

A decentralized and permissionless social media app built with Lens Protocol 🌿

Stars
22,493
Forks
1,461
Last commit
17 hours ago

Focalboard

An open source, self-hosted alternative to Trello, Notion, and Asana.

Stars
20,296
Forks
1,747
Last commit
2 months ago

Budibase

Low code platform for building business apps and workflows in minutes.

Stars
20,852
Forks
1,412
Last commit
2 days ago

Payload

The best way to build a modern backend + admin UI. No black magic, all TypeScript, and fully open-source, Payload is both an app framework and a headless CMS.

Stars
20,054
Forks
1,189
Last commit
2 days ago

Jan

Jan is an open source alternative to ChatGPT that runs 100% offline on your computer.

Stars
18,546
Forks
1,066
Last commit
2 days ago

Dub

The open-source link management infrastructure for modern marketing teams to create, share, and track short links.

Stars
16,407
Forks
1,631
Last commit
18 hours ago

Signoz

SigNoz is an open-source observability platform native to OpenTelemetry with logs, traces and metrics in a single application. An open-source alternative to DataDog, NewRelic, etc.

Stars
17,180
Forks
1,052
Last commit
3 days ago

Kap

An open source screen recorder

Stars
17,630
Forks
811
Last commit
3 months ago

Twenty

Building a modern alternative to Salesforce, powered by the community.

Stars
13,505
Forks
1,300
Last commit
16 hours ago

Element

A secure communications platform built around you.

Stars
10,695
Forks
1,880
Last commit
4 days ago

Alokai

A Frontend as a Service solution that simplifies composable commerce. It connects all the technologies needed to build and deploy fast & scalable ecommerce frontends.

Stars
10,451
Forks
2,072
Last commit
2 days ago

Actual

Actual Budget is a super fast and privacy-focused app for managing your finances.

Stars
11,951
Forks
924
Last commit
1 day ago

Infisical

The open-source secret management platform: Sync secrets across your team/infrastructure and prevent secret leaks.

Stars
12,496
Forks
614
Last commit
13 hours ago

Illa

Low-code platform allows you to build business apps, enables you to quickly create internal tools such as dashboard, crud app, admin panel, crm, cms, etc.

Stars
10,848
Forks
1,060
Last commit
3 days ago

Apache Answer

A Q&A platform software for every team to build an online community forum, developer hub, or knowledge management platform, etc.

Stars
11,559
Forks
820
Last commit
1 week ago

TinaCMS

TinaCMS is a headless CMS that supports Markdown and Git

Stars
11,203
Forks
566
Last commit
1 week ago

Unleash

Open-source feature management solution built for developers.

Stars
10,371
Forks
649
Last commit
2 days ago

KeystoneJS

The most powerful headless CMS for Node.js — built with GraphQL and React.

Stars
8,893
Forks
1,123
Last commit
11 hours ago

OpenReplay

Session replay and analytics tool you can self-host. Ideal for reproducing issues, co-browsing with users and optimizing your product.

Stars
8,915
Forks
477
Last commit
4 days ago

Notesnook

A fully open source & end-to-end encrypted note taking alternative to Evernote.

Stars
8,510
Forks
511
Last commit
1 day ago

ActivePieces

Your friendliest open source all-in-one automation tool ✨ Workflow automation tool 100+ integration / Enterprise automation tool / Zapier Alternative

Stars
7,424
Forks
827
Last commit
22 hours ago

Expensify

The expense management app that does it all, for every business.

Stars
2,989
Forks
2,501
Last commit
3 days ago

Ente

Fully open source, End to End Encrypted alternative to Google Photos and Apple Photos

Stars
7,747
Forks
486
Last commit
17 hours ago

Mage

Open-source data pipeline tool for transforming and integrating data. The modern replacement for Airflow.

Stars
7,164
Forks
649
Last commit
1 day ago

Builder

Drag and drop headless CMS for React, Vue, Svelte, Qwik, and more

Stars
6,786
Forks
842
Last commit
3 days ago

NHost

The Open Source Firebase Alternative with GraphQL.

Stars
7,578
Forks
446
Last commit
4 days ago

Webiny

Open-source serverless enterprise CMS. Includes a headless CMS, page builder, form builder, and file manager. Easy to customize and expand. Deploys to AWS.

Stars
7,151
Forks
578
Last commit
2 days ago

Logto

Identity infrastructure for developers

Stars
7,353
Forks
355
Last commit
2 days ago

Typebot

Typebot is a powerful chatbot builder that you can self-host.

Stars
5,108
Forks
1,369
Last commit
2 days ago

Documenso

The Open Source DocuSign Alternative.

Stars
6,187
Forks
787
Last commit
1 week ago

Teable

Super fast, Real-time, Professional, Developer-friendly, No-code database

Stars
7,220
Forks
286
Last commit
3 days ago

Highlight

An open source, self-hostable observability tool.

Stars
7,052
Forks
317
Last commit
2 days ago

Formbricks

Open Source Survey Platform

Stars
5,586
Forks
877
Last commit
2 days ago

Vendure

A headless GraphQL commerce platform for the modern web

Stars
5,268
Forks
921
Last commit
1 week ago

Hanko

Auth and user management for the passkey era

Stars
5,458
Forks
791
Last commit
1 week ago

Fonoster

The open-source alternative to Twilio. Engage with your customers with voice or messaging with a single, easy-to-use platform.

Stars
6,116
Forks
321
Last commit
1 month ago

Mockoon

The easiest and quickest way to run mock APIs locally. No remote deployment, no account required, open source.

Stars
5,934
Forks
341
Last commit
1 week ago

HeyForm

HeyForm is an open-source form builder that allows anyone to create engaging conversational forms for surveys, questionnaires, quizzes, and polls. No coding skills required.

Stars
5,846
Forks
400
Last commit
8 hours ago

GrowthBook

Open Source Feature Flagging and A/B Testing Platform

Stars
5,601
Forks
442
Last commit
1 day ago

Rowy

Low-code backend platform. Manage database on spreadsheet-like UI and build cloud functions workflows in JS/TS, all in your browser.

Stars
5,734
Forks
475
Last commit
4 months ago

OpenBlocks

Low code platform to build your client support apps.

Stars
5,610
Forks
329
Last commit
1 year ago

Erxes

Source available experience management infrastructure. Pioneering the future of experiences with XOS (Experience Operating System). Hubspot + Qualitics alternative

Stars
3,427
Forks
1,102
Last commit
4 days ago

Standard Notes

A free, secure note-taking app with powerful end-to-end encryption, unparalleled privacy features, and seamless cross-platform syncing on unlimited devices.

Stars
4,965
Forks
388
Last commit
6 days ago

Nango

A single API for all your integrations.

Stars
4,231
Forks
365
Last commit
2 days ago

Flagsmith

Open Source Feature Flagging and Remote Config Service.

Stars
4,350
Forks
326
Last commit
2 days ago

Plasmic

An open-source visual editing and content platform for building websites and apps. Integrate with existing codebases. Ship incredibly fast.

Stars
4,237
Forks
351
Last commit
2 days ago

OneUptime

OneUptime is the complete open-source observability platform. an alternative to DataDog

Stars
4,376
Forks
185
Last commit
1 day ago

Crowd

The developer data platform to centralize community, product, and customer data

Stars
3,245
Forks
769
Last commit
1 week ago

WebStudio

The most advanced UI builder for designers, developers and teams.

Stars
3,830
Forks
367
Last commit
15 hours ago

Ghostfolio

Open Source Wealth Management Software.

Stars
3,660
Forks
342
Last commit
1 day ago

Jitsu

Fully-scriptable data ingestion engine for modern data teams. Set-up a real-time data pipeline in minutes, not days

Stars
3,881
Forks
268
Last commit
3 days ago

Fider

Open platform to collect and prioritize feedback

Stars
2,678
Forks
614
Last commit
1 week ago

AnyType

Next generation software that breaks down barriers between applications, gives back privacy and data ownership to users.

Stars
3,289
Forks
196
Last commit
1 day ago

Rallly

Rallly is an open-source scheduling and collaboration tool designed to make organizing events and meetings easier.

Stars
3,102
Forks
289
Last commit
1 day ago

Chaskiq

A full featured Live Chat, Support & Marketing platform

Stars
2,956
Forks
431
Last commit
2 months ago

Chaindesk

Customer Support On Autopilot

Stars
2,888
Forks
380
Last commit
2 days ago

Hatchet

Hatchet is a distributed, fault tolerant task queue which replaces traditional message brokers and pub/sub systems.

Stars
3,303
Forks
110
Last commit
2 days ago

Keep

The open-source alert management and AIOps platform

Stars
2,959
Forks
168
Last commit
2 days ago

Cap

Beautiful, shareable screen recordings. Open-source and cross-platform.

Stars
3,039
Forks
121
Last commit
4 days ago

Huly

All-in-One Project Management Platform. Alternative to Linear, Jira, Slack, Notion, and Motion

Stars
2,336
Forks
323
Last commit
1 day ago

UnKey

Open source API authentication and authorization

Stars
2,375
Forks
229
Last commit
4 days ago

Papermark

Papermark is the open-source DocSend alternative with built-in analytics and custom domains.

Stars
2,288
Forks
265
Last commit
17 hours ago

Midday

Midday provides you with greater insight into your business and automates the boring tasks, allowing you to focus on what you love to do instead.

Stars
2,387
Forks
224
Last commit
20 hours ago

Badget

Badget aims to simplify financial management with a user-friendly interface and robust backend

Stars
2,159
Forks
229
Last commit
1 week ago

Twake

Secure open source collaboration platform to improve organizational productivity.

Stars
1,757
Forks
186
Last commit
2 months ago

Requestly

Most Popular developer tool for frontend developers & QAs to debug web and mobile applications.

Stars
1,800
Forks
155
Last commit
2 days ago

BoxyHQ

Suite of APIs for security, privacy and enterprise compliance. SAML SSO, Directory Sync (SCIM), Audit Logs and Data Privacy Vault!

Stars
1,604
Forks
144
Last commit
4 days ago

Shelf

Equipment management system for teams

Stars
1,564
Forks
121
Last commit
2 days ago

Firecamp

OSS Postman alternative

Stars
1,625
Forks
110
Last commit
2 weeks ago

Lotus

A real-time engine for your pricing & packaging

Stars
1,675
Forks
120
Last commit
2 months ago

Laudspeaker

Customer engagement automation

Stars
1,414
Forks
112
Last commit
8 hours ago

Vrite

Open-source developer content platform

Stars
1,506
Forks
59
Last commit
5 days ago

Inngest

A developer platform for easily building reliable workflows with zero infrastructure.

Stars
1,438
Forks
58
Last commit
9 hours ago

Polar

The creator platform for developers & the open source ecosystem.

Stars
1,389
Forks
45
Last commit
2 days ago

Tolgee

Developer & translator friendly web-based localization platform

Stars
1,235
Forks
95
Last commit
2 days ago

UnInbox

Modern email for teams and professionals. A replacement for outdated email technology and tools.

Stars
1,131
Forks
77
Last commit
20 hours ago

OpenPanel

Unlock actionable insights effortlessly with Insightful, the open-source analytics library that combines the power of Mixpanel with the simplicity of Plausible.

Stars
1,105
Forks
41
Last commit
11 hours ago

LostPixel

Holistic visual testing for your Frontend 🖼 First class integration with Storybook, Ladle, Playwright & other frontend libraries.

Stars
1,233
Forks
36
Last commit
2 months ago

OpenMeter

Cloud Metering for AI, Billing and FinOps. Collect and aggregate millions of usage events in real-time.

Stars
914
Forks
46
Last commit
2 days ago

Revert

Open source unified API for product integrations

Stars
853
Forks
65
Last commit
4 days ago

CourseLit

Create/Sell courses and digital downloads and publish blogs on your own branded website. An open source alternative to Teachable, Thinkific, Podia and the likes.

Stars
560
Forks
122
Last commit
1 day ago

Aptabase

Open Source, Privacy-First and Simple Analytics for Mobile, Desktop and Web Apps

Stars
711
Forks
42
Last commit
4 weeks ago

Snapify

Share high-quality videos asynchronously and collaborate on your own schedule.

Stars
622
Forks
87
Last commit
1 month ago

Latitude

Latitude is an open source framework for embedded analytics designed with developers in mind. It integrates with your database or warehouse, leveraging SQL and straightforward frontend components.

Stars
631
Forks
21
Last commit
2 days ago

Spliit

Share your expenses with friends and family

Stars
505
Forks
95
Last commit
1 month ago

Streamdal

Embed privacy controls in your application code to detect PII as it enters and leaves your systems, preventing it from reaching unintended databases, data streams, or pipelines.

Stars
538
Forks
12
Last commit
1 day ago

ClassroomIO

The Open Source Teaching Platform. Shopify for Education

Stars
374
Forks
77
Last commit
14 hours ago

Captable

The Open Source alternative to Carta, Pulley and Angelist Equity

Stars
321
Forks
40
Last commit
2 days ago

Argos

Argos provides the developer tools to debug tests and detect visual regressions.

Stars
340
Forks
26
Last commit
11 hours ago

Tiledesk

Open-source alternative to Voiceflow, enabling easy creation of advanced LLM chatbots with seamless human agent handover.

Stars
199
Forks
82
Last commit
4 days ago

Phase

Open-source, end-to-end encrypted platform to manage, sync and share environment variables.

Stars
263
Forks
7
Last commit
5 days ago

Swetrix

Open source, privacy focused and exhaustive web analytics

Stars
170
Forks
26
Last commit
2 days ago

Grev

An Open Source AI First alternative to Salesforce. It's what Salesforce would be if it was built today, starting with AI.

Stars
134
Forks
16
Last commit
1 day ago

Bookmark It

Bookmark manager for the modern web. Effortlessly Bookmark, Categorize, and Favorite your websites.

Stars
197
Forks
9
Last commit
3 weeks ago

Trench

Open source fraud prevention tools

Stars
182
Forks
10
Last commit
3 weeks ago

Impler

Impler provides CSV Excel Importer for SaaS. With Impler teams can embed import functionality in just a few minutes. Scalable, Powerful, Production-ready data import experience for any saas platform