Open Source Alternatives to Popular Software

Discover powerful, free, and open-source alternatives to popular proprietary software. Our curated collection helps you find the perfect tools for your needs while supporting the open-source community.

1Password logo
1Password
Password Manager3 open alternatives
Vault logoVault
32.4k
Details
Keepassxc logoKeepassxc
23.2k
Details
Buttercup logoButtercup
3ds Max logo
3ds Max
3D Graphics1 open alternative
Blender logoBlender
Adobe Audition logo
Adobe Audition
Audio Editing1 open alternative
Audacity logoAudacity
13.5k
Details
Adobe Illustrator logo
Adobe Illustrator
Vector Graphics1 open alternative
Inkscape logoInkscape
Adobe InDesign logo
Adobe InDesign
Desktop Publishing1 open alternative
Scribus logoScribus
Adobe Photoshop logo
Adobe Photoshop
Image Editing3 open alternatives
Krita logoKrita
GIMP logoGIMP
Pinta logoPinta
Adobe Premiere Pro logo
Adobe Premiere Pro
Video Editing2 open alternatives
OpenShot logoOpenShot
Kdenlive logoKdenlive
Airtable logo
Airtable
Database Management4 open alternatives
NocoDB logoNocoDB
54.1k
Details
Teable logoTeable
17.8k
Details
APITable logoAPITable
14.3k
Details
Baserow logoBaserow
Asana logo
Asana
Project Management4 open alternatives
Plane logoPlane
35.6k
Details
Focalboard logoFocalboard
23.3k
Details
OpenProject  logoOpenProject
10.9k
Details
Leantime logoLeantime
Auth0 logo
Auth0
User Management10 open alternatives
KeyCloak logoKeyCloak
Next Auth logoNext Auth
26.7k
Details
Authentik logoAuthentik
SuperTokens logoSuperTokens
14.1k
Details
Better Auth logoBetter Auth
12.7k
Details
Ory logoOry
11.9k
Details
Zitadel logoZitadel
10.5k
Details
Logto logoLogto
Hanko logoHanko
Stack Auth logoStack Auth
Buffer logo
Buffer
Social Media Management2 open alternatives
Postiz logoPostiz
19.7k
Details
Mixpost logoMixpost
Calendly logo
Calendly
Scheduling2 open alternatives
Cal.com logoCal.com
36.1k
Details
Rallly logoRallly
ChatGPT logo
ChatGPT
AI Tools4 open alternatives
GPT4All logoGPT4All
73.2k
Details
Llama logoLlama
58.2k
Details
Jan logoJan
28.7k
Details
HuggingChat logoHuggingChat
Clerk logo
Clerk
User Management9 open alternatives
KeyCloak logoKeyCloak
Next Auth logoNext Auth
26.7k
Details
Authentik logoAuthentik
SuperTokens logoSuperTokens
14.1k
Details
Better Auth logoBetter Auth
12.7k
Details
Zitadel logoZitadel
10.5k
Details
Logto logoLogto
Hanko logoHanko
Stack Auth logoStack Auth
ClickUp logo
ClickUp
Project Management1 open alternative
Leantime logoLeantime
Confluence logo
Confluence
Project Management1 open alternative
Docmost logoDocmost
Crisp logo
Crisp
Customer Support3 open alternatives
Chatwoot logoChatwoot
23.5k
Details
Papercups logoPapercups
chaskiq logochaskiq
Doodle logo
Doodle
Scheduling2 open alternatives
Cal.com logoCal.com
36.1k
Details
Rallly logoRallly
Drift logo
Drift
Customer Support3 open alternatives
Chatwoot logoChatwoot
23.5k
Details
Papercups logoPapercups
chaskiq logochaskiq
Evernote logo
Evernote
Productivity3 open alternatives
Joplin logoJoplin
49.1k
Details
Notesnook logoNotesnook
11.7k
Details
Reor logoReor
Firebase logo
Firebase
Database Management3 open alternatives
Supabase logoSupabase
82.2k
Details
Appwrite logoAppwrite
48.4k
Details
PocketBase logoPocketBase
46.9k
Details
Firebase Auth logo
Firebase Auth
User Management3 open alternatives
SuperTokens logoSuperTokens
14.1k
Details
Ory logoOry
11.9k
Details
Zitadel logoZitadel
10.5k
Details
FreshDesk logo
FreshDesk
Customer Support5 open alternatives
Chatwoot logoChatwoot
23.5k
Details
UVdesk logoUVdesk
11.6k
Details
Zammad logoZammad
Freescout logoFreescout
Peppermint logoPeppermint
Google Analytics logo
Google Analytics
Analytics4 open alternatives
Umami logoUmami
26.3k
Details
Plausible logoPlausible
22.3k
Details
Matomo logoMatomo
20.5k
Details
Countly logoCountly
Google Forms logo
Google Forms
Form Builder2 open alternatives
FormBricks logoFormBricks
10.5k
Details
LimeSurvey logoLimeSurvey
Hootsuite logo
Hootsuite
Social Media Management2 open alternatives
Postiz logoPostiz
19.7k
Details
Mixpost logoMixpost
HubSpot logo
HubSpot
Customer Relationship Management (CRM)4 open alternatives
Twenty logoTwenty
Dolibarr logoDolibarr
SuiteCRM logoSuiteCRM
Erxes logoErxes
IFTTT logo
IFTTT
Automation Platform4 open alternatives
n8n logon8n
87.6k
Details
Huginn logoHuginn
Pipedream logoPipedream
Automatisch logoAutomatisch
Intercom logo
Intercom
Customer Support3 open alternatives
Chatwoot logoChatwoot
23.5k
Details
Papercups logoPapercups
chaskiq logochaskiq
Jira logo
Jira
Project Management6 open alternatives
Odoo logoOdoo
42.8k
Details
Plane logoPlane
35.6k
Details
Huly logoHuly
20.6k
Details
OpenProject  logoOpenProject
10.9k
Details
Leantime logoLeantime
Peppermint logoPeppermint
Linear logo
Linear
Project Management2 open alternatives
Plane logoPlane
35.6k
Details
Huly logoHuly
20.6k
Details
MailChimp logo
MailChimp
Email Marketing6 open alternatives
Listmonk logoListmonk
16.9k
Details
Mautic logoMautic
Plunk logoPlunk
Dittofeed logoDittofeed
Sendportal logoSendportal
Keila logoKeila
Make logo
Make
Automation Platform4 open alternatives
n8n logon8n
87.6k
Details
Huginn logoHuginn
Pipedream logoPipedream
Automatisch logoAutomatisch
Maya logo
Maya
3D Graphics1 open alternative
Blender logoBlender
Microsoft Office logo
Microsoft Office
Office Suite1 open alternative
LibreOffice logoLibreOffice
Microsoft Power Apps logo
Microsoft Power Apps
Low-Code Development3 open alternatives
AppSmith logoAppSmith
budibase logobudibase
24.5k
Details
Illa logoIlla
Miro logo
Miro
Project Management1 open alternative
AFFINE logoAFFINE
50.2k
Details
Monday logo
Monday
Project Management4 open alternatives
Odoo logoOdoo
42.8k
Details
Plane logoPlane
35.6k
Details
Focalboard logoFocalboard
23.3k
Details
Leantime logoLeantime
Motion logo
Motion
Productivity1 open alternative
Huly logoHuly
20.6k
Details
Notion logo
Notion
Productivity10 open alternatives
AppFlowy logoAppFlowy
62.5k
Details
AFFINE logoAFFINE
50.2k
Details
Joplin logoJoplin
49.1k
Details
logseq logologseq
36.2k
Details
Focalboard logoFocalboard
23.3k
Details
Huly logoHuly
20.6k
Details
Docmost logoDocmost
Notesnook logoNotesnook
11.7k
Details
Reor logoReor
Leantime logoLeantime
Obsidian logo
Obsidian
Productivity6 open alternatives
AppFlowy logoAppFlowy
62.5k
Details
Joplin logoJoplin
49.1k
Details
logseq logologseq
36.2k
Details
Docmost logoDocmost
Notesnook logoNotesnook
11.7k
Details
Reor logoReor
Okta logo
Okta
User Management1 open alternative
Ory logoOry
11.9k
Details
Postman logo
Postman
API Development4 open alternatives
Hoppscotch logoHoppscotch
71.5k
Details
Insomnia logoInsomnia
36.3k
Details
HTTPie logoHTTPie
35.5k
Details
Bruno logoBruno
33.3k
Details
Qualtrics logo
Qualtrics
Form Builder3 open alternatives
FormBricks logoFormBricks
10.5k
Details
Erxes logoErxes
LimeSurvey logoLimeSurvey
Salesforce logo
Salesforce
Customer Relationship Management (CRM)6 open alternatives
Odoo logoOdoo
42.8k
Details
Twenty logoTwenty
Laravel CRM logoLaravel CRM
14.7k
Details
Dolibarr logoDolibarr
SuiteCRM logoSuiteCRM
EspoCRM logoEspoCRM
Skype logo
Skype
Communication Software2 open alternatives
Jitsi logoJitsi
25.6k
Details
BigBlueButton logoBigBlueButton
Slack logo
Slack
Team Communication5 open alternatives
Rocket.Chat logoRocket.Chat
42.6k
Details
Mattermost logoMattermost
32.5k
Details
Zulip logoZulip
22.8k
Details
Huly logoHuly
20.6k
Details
Element logoElement
11.7k
Details
Tableau logo
Tableau
Analytics3 open alternatives
Superset logoSuperset
66.2k
Details
Metabase logoMetabase
41.9k
Details
Redash logoRedash
27.3k
Details
Trello logo
Trello
Project Management6 open alternatives
Odoo logoOdoo
42.8k
Details
Focalboard logoFocalboard
23.3k
Details
Teable logoTeable
17.8k
Details
OpenProject  logoOpenProject
10.9k
Details
Kanboard logoKanboard
Leantime logoLeantime
Typeform logo
Typeform
Form Builder3 open alternatives
FormBricks logoFormBricks
10.5k
Details
Typebot logoTypebot
LimeSurvey logoLimeSurvey
Typefully logo
Typefully
Social Media Management2 open alternatives
Postiz logoPostiz
19.7k
Details
Mixpost logoMixpost
Zapier logo
Zapier
Automation Platform4 open alternatives
n8n logon8n
87.6k
Details
Huginn logoHuginn
Pipedream logoPipedream
Automatisch logoAutomatisch
Zendesk logo
Zendesk
Customer Support5 open alternatives
Chatwoot logoChatwoot
23.5k
Details
UVdesk logoUVdesk
11.6k
Details
Zammad logoZammad
Freescout logoFreescout
Peppermint logoPeppermint

Welcome to OpenAltly - Discover the Best Open Source Alternatives

At OpenAltly, we believe software should be accessible, transparent, and empowering. Our mission is simple: help you find open source alternatives to the proprietary tools you use every day.

Find What You Need

Explore a growing directory of open-source software categorized by purpose: design, productivity, development, security, and more.

Why Choose Open Source Over Proprietary Software?

Open source tools are free to use, built by communities, and give you control over your data and digital choices. No subscriptions, no lock-in, no hidden agendas.

1. Freedom and Control: Proprietary software is often locked down, you use it on their terms. Open source software gives you the freedom to modify, distribute, and use it the way you want, without being tied to corporate policies or restrictive licenses.

2. Transparency and Trust: With open source, the code is public. Anyone can inspect it. This means no hidden data collection, backdoors, or shady practices—just clean, accountable software you can trust.

3. No Cost, No Catch: Open source tools are free to use, often maintained by communities or non-profit foundations. This makes them a perfect fit for students, freelancers, startups, non-profits, and anyone looking to cut costs without sacrificing quality.

4. Community and Collaboration: Open source thrives on community. Many tools are built and maintained by passionate developers worldwide. This leads to faster innovation, quicker bug fixes, and a wide range of plugins, extensions, and community support.

5. Interoperability and Flexibility: Unlike closed ecosystems, open software is often built to work well with other tools. Many support open standards, making it easier to migrate data, integrate services, and customize workflows.

6. Ethical Tech Use: Choosing open source is a vote for a more ethical, inclusive, and sustainable digital future. It supports digital sovereignty, environmental efficiency, and the democratization of technology.

For Everyone

Whether you're a developer, student, freelancer, or just curious, OpenAltly is here to help you switch smarter.