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Open Source Alternatives

List of open-source alternatives to everyday SaaS products.

btw-so/open-source-alternatives

Open GitHub

List stars: 8,830
README repos: 146
Indexed repos: 145
List commits: 59
Forks: 376
Open issues: 49

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GitHub stars and default-branch commits for btw-so/open-source-alternatives.

Latest scan 2026-10-17 10:50

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24 repos matching these filters.

Topic: open-source

Latest repo push 2026-10-17

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twentyhq/twenty

The open alternative to Salesforce, designed for AI.

AI dev

Stack

TypeScript Electron Express NestJS Next.js npm Yarn

GitHub topics

#crm #crm-system #customer #good-first-issue #graphql #hacktoberfest

Updated: 2026-10-16
Lists: 2 list mentions
First commit: 2022-12-01
License: NOASSERTION
Issues: 99 open

58,430

stars

Forks: 9,557
Commits: 17,006 commits
Star growth, last 7 days: +241 +0.4%
Commit velocity, last 7 days: +322 +1.9%

Website GitHub

calcom/cal.diy

Scheduling infrastructure for absolutely everyone.

AI dev

Stack

TypeScript NestJS Next.js React Tailwind CSS npm Yarn

GitHub topics

#next-auth #nextjs #open-source #postgresql #prisma #t3-stack

Updated: 2026-09-26
Lists: 6 list mentions
First commit: 2021-03-10
License: MIT
Issues: 1,514 open

49,096

stars

Forks: 15,365
Commits: 16,499 commits
Star growth, last 7 days: +151 +0.3%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

payloadcms/payload

Payload is the open-source, fullstack Next.js framework, giving you instant backend superpowers. Get a full TypeScript backend and admin panel instantly. Use Payload as a headless CMS or for building powerful applications.

AI dev

Stack

TypeScript Astro Express Next.js React npm pnpm

GitHub topics

#cms #content-management #content-management-system #express #graphql #headless

Updated: 2026-10-14
Lists: 2 list mentions
First commit: 2018-04-14
License: MIT
Issues: 1,334 open

45,251

stars

Forks: 4,295
Commits: 16,120 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

nextcloud/server

☁️ Nextcloud server, a safe home for all your data

AI dev

Stack

PHP Symfony Vite Vue Composer npm

GitHub topics

#cloud #collaboration #decentralized #design #distributed #enterprise

Updated: 2026-10-07
Lists: 5 list mentions
First commit: 2010-03-10
License: AGPL-3.0
Issues: 3,723 open

37,013

stars

Forks: 5,259
Commits: 91,296 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

transloadit/uppy

The next open source file uploader for web browsers :dog:

AI dev

Stack

TypeScript Angular Express Flask Next.js Composer npm pip

GitHub topics

#dropbox #encoding #file-uploader #file-uploads #files #instagram

Updated: 2026-09-18
Lists: 2 list mentions
First commit: 2015-11-16
License: MIT
Issues: 186 open

30,986

stars

Forks: 2,103
Commits: 11,186 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

Budibase/budibase

AI agents, automations and apps that run your operations. Model agnostic.

AI dev

Stack

TypeScript Express React Svelte Vite npm Yarn

GitHub topics

#ai-app-builder #ai-applications #crud-app #crud-application #data-application #data-apps

Updated: 2026-10-06
Lists: 3 list mentions
First commit: 2019-03-19
License: NOASSERTION
Issues: 266 open

28,329

stars

Forks: 2,230
Commits: 60,313 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

bagisto/bagisto

Open Source eCommerce & Multi-Vendor Marketplace Platform Built with Laravel for Enterprise-Scale Commerce, Supporting 10M+ SKUs

AI dev

Stack

PHP Laravel Symfony Tailwind CSS Vite Composer npm

GitHub topics

#b2b-ecommerce #blockchain-ecommerce #ecommerce #ecommerce-framework #ecommerce-platform #hacktoberfest

Updated: 2026-10-12
Lists: 4 list mentions
First commit: 2018-06-12
License: MIT
Issues: 28 open

28,229

stars

Forks: 3,318
Commits: 23,352 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

dubinc/dub

The modern link attribution platform. Loved by world-class marketing teams like Framer, Perplexity, Superhuman, Twilio, Buffer and more.

AI dev

Stack

TypeScript Next.js React Tailwind CSS Vite npm pnpm

GitHub topics

#clickhouse #mysql #nextjs #open-source #planetscale #prisma

Updated: 2026-10-07
Lists: 4 list mentions
First commit: 2022-08-26
License: NOASSERTION
Issues: 138 open

24,867

stars

Forks: 3,324
Commits: 27,329 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

super-productivity/super-productivity

Super Productivity is an advanced todo list app with integrated Timeboxing and time tracking capabilities. It also comes with integrations for Jira, GitLab, GitHub and Open Project.

AI dev

Stack

TypeScript Android Angular Electron Fastify Bundler Cargo CocoaPods

GitHub topics

#android #flowmodoro #flowtime #habit-tracker #ios #issue-tracker

Updated: 2026-09-21
Lists: 5 list mentions
First commit: 2016-12-30
License: MIT
Issues: 1,453 open

22,193

stars

Forks: 2,068
Commits: 22,117 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

docmost/docmost

Docmost is an open-source collaborative wiki and documentation software. It is an open-source alternative to Confluence and Notion.

Stack

TypeScript NestJS React Vite npm pnpm

GitHub topics

#confluence #documentation #drawio #knowledge-base #mediawiki #miro

Updated: 2026-09-17
Lists: 4 list mentions
First commit: 2023-08-03
License: AGPL-3.0
Issues: 332 open

21,721

stars

Forks: 1,566
Commits: 1,141 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

windmill-labs/windmill

Open-source developer platform to power your entire infra and turn scripts into webhooks, workflows and UIs. Fastest workflow engine (13x vs Airflow). Open-source alternative to Retool and Temporal.

AI dev

Stack

Rust Axum React Svelte SvelteKit Bun Cargo Go modules

GitHub topics

#low-code #open-source #platform #postgresql #python #self-hostable

Updated: 2026-10-16
Lists: 2 list mentions
First commit: 2022-05-05
License: NOASSERTION
Issues: 858 open

18,207

stars

Forks: 1,120
Commits: 15,286 commits
Star growth, last 7 days: +51 +0.3%
Commit velocity, last 7 days: +144 +1.0%

Website GitHub

documenso/documenso

The Open Source DocuSign Alternative.

AI dev

Stack

TypeScript Next.js React Tailwind CSS Vite npm

GitHub topics

#digital-signature #document-signing #docusign-alternative #e-signature #esign #esignature

Updated: 2026-10-06
Lists: 5 list mentions
First commit: 2022-11-14
License: AGPL-3.0
Issues: 206 open

15,336

stars

Forks: 3,316
Commits: 4,205 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

streetwriters/notesnook

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

Stack

TypeScript Android Electron React React Native Bundler CocoaPods Gradle

GitHub topics

#asp-net-core #dotnet-core #electron #foss #hacktoberfest #note-managment

Updated: 2026-10-05
Lists: 3 list mentions
First commit: 2019-11-14
License: GPL-3.0
Issues: 1,078 open

14,719

stars

Forks: 1,023
Commits: 15,623 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

automatisch/automatisch

The open source Zapier alternative. Build workflow automation without spending time and money.

Stack

JavaScript Express React Vite Vue npm Yarn

GitHub topics

#automation #automatisch #low-code #no-code #open-source #self-hosted

Updated: 2026-02-11
Lists: 3 list mentions
First commit: 2021-10-01
License: NOASSERTION
Issues: 289 open

13,969

stars

Forks: 1,062
Commits: 4,776 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

formbricks/formbricks

Open Source Qualtrics Alternative

AI dev

Stack

TypeScript Express Next.js React Tailwind CSS npm pnpm

GitHub topics

#experience-management #form #forms #nextjs #open-source #react

Updated: 2026-10-16
Lists: 3 list mentions
First commit: 2022-06-06
License: NOASSERTION
Issues: 163 open

13,114

stars

Forks: 2,577
Commits: 6,216 commits
Star growth, last 7 days: +32 +0.2%
Commit velocity, last 7 days: +55 +0.9%

Website GitHub

vuestorefront/vue-storefront

Alokai is a Frontend as a Service solution that simplifies composable commerce. It connects all the technologies needed to build and deploy fast & scalable ecommerce frontends. It guides merchants to deliver exceptional customer experiences quickly and easily.

GitHub topics

#commercetools #e-commerce #ecommerce #ecommerce-platform #headless #headless-commerce

Updated: 2026-06-09
Lists: 3 list mentions
First commit: 2017-08-15
License: Unknown
Issues: 51 open

10,958

stars

Forks: 2,063
Commits: 17,248 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

getlago/lago

Open Source Metering and Usage Based Billing API ⭐️ Consumption tracking, Subscription management, Pricing iterations, Payment orchestration & Revenue analytics

AI dev

Stack

Go gRPC Go Go modules

GitHub topics

#analytics #billing #clickhouse #events #fintech #go

Updated: 2026-09-10
Lists: 4 list mentions
First commit: 2022-02-28
License: AGPL-3.0
Issues: 23 open

10,525

stars

Forks: 744
Commits: 769 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

highlight/highlight

highlight.io: The open source, full-stack monitoring platform. Error monitoring, session replay, logging, distributed tracing, and more.

AI dev

Stack

TypeScript Actix Web Angular Celery Django Bundler Cargo .NET SDK

GitHub topics

#apm #full-stack #golang #metrics #monitoring #observability

Updated: 2026-08-20
Lists: 2 list mentions
First commit: 2020-08-20
License: NOASSERTION
Issues: 553 open

9,374

stars

Forks: 675
Commits: 7,064 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

webstudio-is/webstudio

Open source website builder and Webflow alternative. Webstudio is an advanced visual builder that connects to any headless CMS, supports all CSS properties, and can be hosted anywhere, including with us.

Stack

TypeScript Express React Remix Vite npm pnpm

GitHub topics

#accessibility #alternative #cloudflare #cloudflare-workers #design #free

Updated: 2026-10-15
Lists: 1 list mention
First commit: 2022-03-13
License: AGPL-3.0
Issues: 348 open

9,074

stars

Forks: 1,628
Commits: 6,745 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

webiny/webiny-js

Open-source, self-hosted CMS platform on AWS serverless (Lambda, DynamoDB, S3). TypeScript framework with multi-tenancy, lifecycle hooks, GraphQL API, and AI-assisted development via MCP server. Built for developers at large organizations.

AI dev

Stack

TypeScript Next.js React Tailwind CSS npm Yarn

GitHub topics

#ai-assisted-development #aws #aws-lambda #cms #graphql #headless-cms

Updated: 2026-10-02
Lists: 2 list mentions
First commit: 2018-01-09
License: NOASSERTION
Issues: 371 open

8,048

stars

Forks: 682
Commits: 19,948 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

spacebarchat/spacebarchat

📬 Spacebar is a free open source selfhostable discord compatible communication platform

GitHub topics

#discord #discord-open-source #foss #open-source #opensource #spacebarchat

Updated: 2026-04-09
Lists: 2 list mentions
First commit: 2021-01-27
License: AGPL-3.0
Issues: 10 open

6,717

stars

Forks: 227
Commits: 380 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

linuxfoundation/crowd.dev

LFX Community Data Platform (CDP)

AI dev

Stack

TypeScript Express FastAPI gRPC Go pytest Go modules npm pip

GitHub topics

#cdp #community #open-source

Updated: 2026-10-02
Lists: 2 list mentions
First commit: 2022-08-25
License: Apache-2.0
Issues: 16 open

3,368

stars

Forks: 725
Commits: 5,128 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

firecamp-dev/firecamp

Developer-first OpenSource API DevTool, Postman/Insomnia alternative.

Stack

TypeScript Electron NestJS React Tailwind CSS Cargo npm pnpm

GitHub topics

#api #api-client #graphql #graphql-playground #hacktoberfest #hacktoberfest2023

Updated: 2026-03-04
Lists: 2 list mentions
First commit: 2022-09-20
License: AGPL-3.0
Issues: 105 open

2,618

stars

Forks: 169
Commits: 2,146 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

itswadesh/svelte-commerce

Open-source headless SvelteKit storefront for 26 commerce backends — Medusa, Shopify, Saleor, Vendure, WooCommerce, Litekart and more — plus GoCommerce via an early connector.

AI dev

Stack

Svelte Svelte SvelteKit Tailwind CSS Vite Bun npm

GitHub topics

#cart #ecommerce #ecommerce-storefront #faceted-search #filters #headless

Updated: 2026-10-07
Lists: 1 list mention
First commit: 2019-10-03
License: MIT
Issues: 1 open

1,816

stars

Forks: 339
Commits: 2,484 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

Activity

Default branch: main
Last pushed: 2024-11-08
GitHub updated: 2026-10-17
Created: 2023-05-22
First commit: -
Last scanned: 2026-10-17 10:50
Watchers: 70

Indexed repo mix

Repo stars: 3,471,601
Repo forks: 432,078
Active: 143
Archived: 2

Languages

TypeScript (59) PHP (20) JavaScript (12) Go (11) Python (8) Java (7) Ruby (6) C++ (4) Rust (4) Clojure (3) Astro (1) C# (1)