Open Source Tools that build with Slack

Slack: a cloud-based team messenger for seamless workplace communication and collaboration.

Carefully created list of 18 open source tools built with Slack (showing 11-18)

Midday

Invoicing, Time tracking, File reconciliation, Storage, Financial Overview & your own Assistant made for Freelancers

7,239 stars

686 forks

Updated about 1 month ago

86%

Invoice Ninja

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

8,654 stars

2,351 forks

Updated about 1 month ago

93%

GrowthBook

Open Source Feature Flagging and A/B Testing Platform

6,411 stars

535 forks

Updated about 1 month ago

90%

Flagsmith

Open Source Feature Flagging and Remote Config Service. Host on-prem or use our hosted version at https://flagsmith.com/

5,395 stars

426 forks

Updated about 1 month ago

94%

Raycast Extensions

Everything you need to extend Raycast.

5,974 stars

3,559 forks

Updated about 1 month ago

89%

Storj

Ongoing Storj v3 development. Decentralized cloud object storage that is affordable, easy to use, private, and secure.

3,070 stars

409 forks

Updated about 1 month ago

94%

Computir Cloud

35 stars

10 forks

Updated about 2 months ago

48%

Firefly III

Firefly III: a personal finances manager

18,336 stars

1,622 forks

Updated about 1 month ago

95%