Browse the best open-source alternatives by proprietary software.

Postmark

postmark

Transactional emails with exceptional speed and reliability, ensuring your application's critical messages reach users' inboxes every time.

Pumble

pumble

Business communication and team messaging software. Unlimited users, direct and group messages, and unlimited message history.

Quickbooks

quickbooks

A leading accounting software for SMEs, offering expense tracking, invoicing, and payroll features.

Screen Studio

screen-studio

Screen recorder for macOS. Create engaging product demos, courses, tutorial and social media videos.

TickTick

ticktick

Your all-in-one productivity app. Manage tasks, calendars, habits, and more. Sync across all devices.

Typeform

typeform

Create engaging, conversational forms and surveys that boost response rates with interactive design and smart logic features.

Vercel

vercel

A cloud platform for deploying and hosting web applications.

Voiceflow

voiceflow

Build conversational AI agents and chatbots with visual drag-and-drop interface. Design, prototype, and deploy voice and chat experiences across multiple platforms without coding.

Wix Stores

wix-stores

Create and manage a professional online store with customizable templates, secure payment options, and integrated marketing tools.

YouForm

youform

Create professional forms and surveys with advanced customization options, conditional logic, and seamless integrations to collect data efficiently.