12 Great, Free & Open Source Tools That Can Save Your Startup Up To $5000 Or More Per Month

• MailHog

  51 14,138 0.0 Go

  Web and API based SMTP testing

  

  10. MailHog

• SaaSHub

  www.saashub.com featured

  SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

  

• Vault

  171 31,314 9.9 Go

  A tool for secrets management, encryption as a service, and privileged access management

  

  11. Vault

• Portainer

  342 31,164 9.7 TypeScript

  Making Docker and Kubernetes management easy.

  

  6. Portainer

• BookStack

  315 15,480 9.6 PHP

  A platform to create documentation/wiki content built with PHP & Laravel

  

  3. BookStack

• WordPress

  938 19,620 9.9 PHP

  WordPress, Git-ified. This repository is just a mirror of the WordPress subversion repository. Please do not send pull requests. Submit pull requests to https://github.com/WordPress/wordpress-develop and patches to https://core.trac.wordpress.org/ instead.

  

  9. WordPress

• Rocket.Chat

  121 40,815 10.0 TypeScript

  The communications platform that puts data protection first.

  

  2. Rocket

• Mattermost

  158 30,814 10.0 TypeScript

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

  

  1. Mattermost

• website

  253 853 9.0 HTML

  Let's Encrypt Website and Documentation (by letsencrypt)

  

  12. Let's Encrypt

• Gitea

  284 45,398 9.9 Go

  Git with a cup of tea! Painless self-hosted all-in-one software development service, including Git hosting, code review, team collaboration, package registry and CI/CD

  

  8. Gitea

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