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Open Source Alternatives

List of open-source alternatives to everyday SaaS products.

btw-so/open-source-alternatives

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List stars: 8,583
README repos: 146
Indexed repos: 145
List commits: 59
Forks: 362
Open issues: 45

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Latest scan 2026-07-17 10:49

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31 repos matching these filters.

Topic: hacktoberfest

Latest repo push 2026-07-17

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strapi/strapi

🚀 Strapi is the leading open-source headless CMS. It’s 100% JavaScript/TypeScript, fully customizable, and developer-first.

AI dev

Stack

TypeScript React Vite npm Yarn

GitHub topics

#api #cms #cms-framework #content-management #content-management-system #customizable

Updated: 2026-07-06
Lists: 5 list mentions
First commit: 2015-09-30
License: NOASSERTION
Issues: 523 open

72,617

stars

Forks: 9,800
Commits: 37,499 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

prometheus/prometheus

The Prometheus monitoring system and time series database.

AI dev

Stack

Go Cobra gRPC Go React Vite Go modules npm pnpm

GitHub topics

#alerting #graphing #hacktoberfest #metrics #monitoring #prometheus

Updated: 2026-07-16
Lists: 5 list mentions
First commit: 2012-11-24
License: Apache-2.0
Issues: 883 open

65,175

stars

Forks: 10,649
Commits: 18,136 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

nocodb/nocodb

🔥 🔥 🔥 A Free & Self-hostable Airtable Alternative

Stack

TypeScript Express NestJS Nuxt React npm pnpm

GitHub topics

#airtable #airtable-alternative #automatic-api #hacktoberfest #low-code #no-code

Updated: 2026-07-07
Lists: 3 list mentions
First commit: 2017-10-29
License: NOASSERTION
Issues: 667 open

63,756

stars

Forks: 4,888
Commits: 43,709 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

twentyhq/twenty

The open alternative to Salesforce, designed for AI.

AI dev

Stack

TypeScript npm Yarn

GitHub topics

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

Updated: 2026-07-16
Lists: 2 list mentions
First commit: 2022-12-01
License: NOASSERTION
Issues: 106 open

53,125

stars

Forks: 8,044
Commits: 13,676 commits
Star growth, last 7 days: +361 +0.7%
Commit velocity, last 7 days: +71 +0.5%

Website GitHub

RocketChat/Rocket.Chat

The Secure CommsOS™ for mission-critical operations

AI dev

Stack

TypeScript Express React Vite Bun npm Yarn

GitHub topics

#chat #collaboration #foss #free #hacktoberfest #javascript

Updated: 2026-07-07
Lists: 4 list mentions
First commit: 2015-05-19
License: NOASSERTION
Issues: 3,846 open

45,762

stars

Forks: 13,717
Commits: 29,789 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

appsmithorg/appsmith

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

AI dev

Stack

TypeScript Express Quarkus React Spring Boot Maven npm Yarn

GitHub topics

#admin-dashboard #admin-panels #app-builder #automation #crud #custom-internal

Updated: 2026-07-06
Lists: 3 list mentions
First commit: 2019-01-21
License: Apache-2.0
Issues: 4,457 open

40,272

stars

Forks: 4,639
Commits: 20,352 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

mattermost/mattermost

Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..

AI dev

Stack

TypeScript Cobra Express gRPC Go React Go modules npm

GitHub topics

#collaboration #golang #hacktoberfest #mattermost #monorepo #react

Updated: 2026-07-07
Lists: 6 list mentions
First commit: 2015-06-15
License: NOASSERTION
Issues: 921 open

38,342

stars

Forks: 8,812
Commits: 22,815 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

ToolJet/ToolJet

ToolJet is the open-source foundation of ToolJet AI - the enterprise app generation platform for building internal tools, dashboard, business applications, workflows and AI agents 🚀

AI dev

Stack

JavaScript NestJS React Tailwind CSS npm

GitHub topics

#ai-app-builder #docker #hacktoberfest #internal-applications #internal-project #internal-tool

Updated: 2026-07-07
Lists: 5 list mentions
First commit: 2021-03-31
License: AGPL-3.0
Issues: 1,022 open

38,154

stars

Forks: 5,158
Commits: 16,726 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

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: 2026-07-07
Lists: 5 list mentions
First commit: 2010-03-10
License: AGPL-3.0
Issues: 3,429 open

36,062

stars

Forks: 5,063
Commits: 88,739 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

bagisto/bagisto

Free and open source laravel eCommerce platform

AI dev

Stack

PHP Laravel Tailwind CSS Vite Vue Composer npm

GitHub topics

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

Updated: 2026-07-06
Lists: 3 list mentions
First commit: 2018-06-12
License: MIT
Issues: 45 open

27,642

stars

Forks: 3,194
Commits: 22,643 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

mattermost-community/focalboard

Focalboard is an open source, self-hosted alternative to Trello, Notion, and Asana.

Stack

TypeScript gRPC Go React .NET SDK Go modules npm

GitHub topics

#asana #collaboration #goal-tracking #golang #hacktoberfest #kanban-board

Updated: 2026-05-18
Lists: 6 list mentions
First commit: 2020-10-08
License: NOASSERTION
Issues: 783 open

26,274

stars

Forks: 2,557
Commits: 3,646 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

matomo-org/matomo

Empowering People Ethically 🚀 — Matomo is hiring! Join us → https://matomo.org/jobs Matomo is the leading open-source alternative to Google Analytics, giving you complete control and built-in privacy. Easily collect, visualise, and analyse data from websites & apps. Star us on GitHub ⭐️ – Pull Requests welcome!

AI dev

Stack

PHP Symfony Vue Composer npm

GitHub topics

#analytics #growth #hacktoberfest #intranet #log #marketing

Updated: 2026-07-07
Lists: 4 list mentions
First commit: 2007-07-24
License: GPL-3.0
Issues: 2,544 open

21,667

stars

Forks: 2,871
Commits: 31,205 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

apitable/apitable

🚀🎉📚 APITable, an API-oriented low-code platform for building collaborative apps and better than all other Airtable open-source alternatives.

Stack

TypeScript Express Fastify NestJS Next.js Gradle npm pnpm

GitHub topics

#admin-dashboard #airtable #airtable-alternative #api #automatic-api #embed

Updated: 2025-10-30
Lists: 1 list mention
First commit: 2022-08-17
License: AGPL-3.0
Issues: 305 open

15,404

stars

Forks: 1,409
Commits: 921 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

supertokens/supertokens-core

Open source alternative to Auth0 / Firebase Auth / AWS Cognito

Stack

Java Gradle npm

GitHub topics

#auth0 #authentication #aws-cognito #email-password #email-password-login #firebase-auth

Updated: 2026-07-16
Lists: 2 list mentions
First commit: 2020-01-05
License: NOASSERTION
Issues: 142 open

15,205

stars

Forks: 724
Commits: 1,702 commits
Star growth, last 7 days: -32 -0.2%
Commit velocity, last 7 days: +192 +12.7%

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: 2026-07-06
Lists: 3 list mentions
First commit: 2019-11-14
License: GPL-3.0
Issues: 948 open

14,235

stars

Forks: 969
Commits: 15,395 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

Unleash/unleash

Open-source feature management platform

AI dev

Stack

TypeScript Express React Vite npm pnpm

GitHub topics

#activation-strategies #collaboration #continuous-delivery #continuous-deployment #devops #devtool

Updated: 2026-07-06
Lists: 3 list mentions
First commit: 2014-09-29
License: AGPL-3.0
Issues: 58 open

13,632

stars

Forks: 871
Commits: 15,955 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

element-hq/element-web

A glossy Matrix collaboration client for the web.

Stack

TypeScript Electron Express React Vite npm pnpm

GitHub topics

#hacktoberfest #matrix

Updated: 2026-07-06
Lists: 4 list mentions
First commit: 2015-06-09
License: AGPL-3.0
Issues: 3,752 open

13,264

stars

Forks: 2,676
Commits: 69,970 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

illacloud/illa-builder

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. Supports PostgreSQL, MySQL, Supabase, GraphQL, MongoDB, MSSQL, Rest API, Hugging Face, Redis, etc. Automate workflows with schedule or webhook. Open source Retool.

Stack

TypeScript React Vite npm pnpm

GitHub topics

#aiagent #app-builder #crud-application #developer-tool #developer-tools #gui

Updated: 2026-05-27
Lists: 4 list mentions
First commit: 2022-04-18
License: Apache-2.0
Issues: 42 open

12,283

stars

Forks: 1,205
Commits: 10,580 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

GitHub

Leantime/leantime

Leantime is a goals focused project management system for non-project managers. Building with ADHD, Autism, and dyslexia in mind.

AI dev

Stack

PHP Laravel Symfony Tailwind CSS Composer npm

GitHub topics

#agile #asana #calendar #clickup #gantt #hacktoberfest

Updated: 2026-07-16
Lists: 3 list mentions
First commit: 2015-02-27
License: AGPL-3.0
Issues: 308 open

10,864

stars

Forks: 1,058
Commits: 8,124 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

invoiceninja/invoiceninja

A source-available invoice, quote, project and time-tracking app built with Laravel

Stack

PHP Laravel Symfony Tailwind CSS Vite Composer npm

GitHub topics

#einvoicing #expenses #flutter #hacktoberfest #invoice #invoiceninja

Updated: 2026-06-30
Lists: 1 list mention
First commit: 2018-10-04
License: NOASSERTION
Issues: 922 open

9,870

stars

Forks: 2,668
Commits: 26,386 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

PrestaShop/PrestaShop

PrestaShop is the universal open-source software platform to build your e-commerce solution.

AI dev

Stack

PHP Express Symfony Vue Composer npm

GitHub topics

#cms #ecommerce #ecommerce-framework #ecommerce-platform #hacktoberfest #php

Updated: 2026-07-11
Lists: 2 list mentions
First commit: 2011-04-12
License: NOASSERTION
Issues: 1,907 open

9,141

stars

Forks: 5,076
Commits: 96,105 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

ghostfolio/ghostfolio

Open Source Wealth Management Software. Angular + NestJS + Prisma + Nx + TypeScript 🤍

AI dev

Stack

TypeScript Angular NestJS React npm

GitHub topics

#angular #etf #finance #fintech #ghostfolio #hacktoberfest

Updated: 2026-07-02
Lists: 3 list mentions
First commit: 2021-04-13
License: AGPL-3.0
Issues: 271 open

8,889

stars

Forks: 1,213
Commits: 5,068 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

Sylius/Sylius

Headless open-source eCommerce platform on top of PHP/Symfony/API Platform

AI dev

Stack

PHP Symfony Composer npm

GitHub topics

#api #api-ecommerce #ecommerce #ecommerce-platform #framework #hacktoberfest

Updated: 2026-07-07
Lists: 3 list mentions
First commit: 2011-09-09
License: MIT
Issues: 272 open

8,498

stars

Forks: 2,163
Commits: 40,776 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

Graylog2/graylog2-server

Free and open log management

AI dev

Stack

Java Express React Maven npm Yarn

GitHub topics

#amqp #gelf #graylog #hacktoberfest #kafka #log-analysis

Updated: 2026-07-07
Lists: 3 list mentions
First commit: 2010-05-17
License: NOASSERTION
Issues: 2,024 open

8,078

stars

Forks: 1,117
Commits: 29,340 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

Flagsmith/flagsmith

Flagsmith is an open source feature flagging and remote config service. Self-host or use our hosted version at https://app.flagsmith.com.

AI dev

Stack

Python npm PEP 517 uv

GitHub topics

#cd #ci #continuous-integration #docker #feature-flag #feature-flaggers

Updated: 2026-07-17
Lists: 5 list mentions
First commit: 2018-06-05
License: BSD-3-Clause
Issues: 648 open

6,452

stars

Forks: 549
Commits: 6,353 commits
Star growth, last 7 days: +12 +0.2%
Commit velocity, last 7 days: +30 +0.5%

Website GitHub

kubero-dev/kubero

A free and self-hosted PaaS alternative to Heroku / Netlify / Coolify / Vercel / Dokku / Portainer running on Kubernetes

Stack

TypeScript Express NestJS Vite Vue npm Yarn

GitHub topics

#ci-cd #cloud #coolify #developer-tools #dokku #gitops

Updated: 2026-07-10
Lists: 2 list mentions
First commit: 2022-05-17
License: GPL-3.0
Issues: 92 open

4,347

stars

Forks: 204
Commits: 2,206 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

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

2,601

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

The open-source storefront for any ecommerce. Built with a headless approach, using a modern JS stack. Works with Litekart, Medusa. WIP for Shopify.

AI dev

Stack

Svelte Svelte SvelteKit Tailwind CSS Vite Bun npm

GitHub topics

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

Updated: 2026-07-08
Lists: 1 list mention
First commit: 2019-10-03
License: MIT
Issues: 28 open

1,792

stars

Forks: 332
Commits: 2,327 commits
Star growth, last 7 days: No 7-day history
Commit velocity, last 7 days: No 7-day history

Website GitHub

Elgg/Elgg

A social networking engine in PHP/MySQL

Stack

PHP Symfony Composer npm pip

GitHub topics

#elgg #framework #hacktoberfest #php #social-networking-engine

Updated: 2026-07-14
Lists: 3 list mentions
First commit: 2008-02-11
License: NOASSERTION
Issues: 40 open

1,678

stars

Forks: 667
Commits: 21,515 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

revertinc/revert

Revert makes it incredibly easy to build integrations with any third party API

Stack

TypeScript Express Next.js React Tailwind CSS npm Yarn

GitHub topics

#access-token #api #crms #good-first-issue #hacktoberfest #hubspot

Updated: 2025-04-07
Lists: 1 list mention
First commit: 2022-01-25
License: AGPL-3.0
Issues: 63 open

1,014

stars

Forks: 89
Commits: 679 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

SolidInvoice/SolidInvoice

Simple and elegant invoicing solution.

AI dev

Stack

PHP Cobra gRPC Go React Symfony Bun Composer Go modules

GitHub topics

#billing #billing-application #freelancer #hacktoberfest #invoice #invoicing

Updated: 2026-07-11
Lists: 2 list mentions
First commit: 2012-02-14
License: MIT
Issues: 88 open

932

stars

Forks: 226
Commits: 5,185 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

Activity

Default branch: main
Last pushed: 2024-11-08
GitHub updated: 2026-07-16
Created: 2023-05-22
First commit: -
Last scanned: 2026-07-17 10:49
Watchers: 65

Indexed repo mix

Repo stars: 3,357,450
Repo forks: 410,200
Active: 144
Archived: 1

Languages

TypeScript (59) PHP (19) JavaScript (13) Go (11) Python (8) Java (7) Ruby (6) C++ (4) Rust (4) Clojure (3) C# (1) Dart (1)

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