Integration workflows (iPaaS)
Activepieces
Visual workflows between your systems
Alternative to: Zapier
MIT· open coreIn the SIAX catalogue
Open source tools that replace SaaS
Search open tools that can replace paid cloud services. Every fact shows its source and whether it is verified. Licence, project health and security are assessed separately.
Tools found: 18
Wiki and knowledge base
BookStack
Wiki and knowledge base organised into books
Alternative to: Confluence, Notion
MITIn the SIAX catalogueHelpdesk and live chat
Chatwoot
Shared inbox for customer support and live chat
Alternative to: Intercom, Zendesk
MIT· open coreIn the SIAX catalogueSelf-hosted PaaS
Coolify
Your own platform for deploying apps
Alternative to: Vercel, Heroku, Netlify
Apache-2.0Run by SIAXE-signature
Documenso
Open source document e-signing
Alternative to: DocuSign eSignature
AGPL-3.0· open coreIn the SIAX catalogueSales CRM
EspoCRM
Self-hosted CRM under the AGPL
Alternative to: Salesforce Sales Cloud, HubSpot CRM
AGPL-3.0-or-laterIn the SIAX catalogueGit hosting
Gitea
Git hosting, code review and CI on your own server
Alternative to: GitHub
MITRun by SIAXSecrets management
Infisical
Secrets, keys and certificates in one place
Alternative to: Doppler
MIT· open coreRun by SIAXVideo conferencing
Jitsi Meet
Video meetings you can run yourself
Alternative to: Zoom Meetings
Apache-2.0In the SIAX catalogueNewsletters and email campaigns
listmonk
Newsletters and mailing lists in a single binary
Alternative to: Mailchimp
AGPL-3.0In the SIAX catalogueDashboards and reports
Metabase
BI and reports for everyone in the organisation
Alternative to: Tableau, Looker
AGPL-3.0· open coreIn the SIAX catalogueFile sync and sharing
Nextcloud
File sharing and collaboration on your own server
Alternative to: Dropbox, Google Drive
AGPL-3.0In the SIAX catalogueProjects and issues
Plane
Project and issue tracking with cycles
Alternative to: Jira, Linear
AGPL-3.0Run by SIAXVector database
Qdrant
Vector database for semantic search and AI
Alternative to: Pinecone
Apache-2.0In the SIAX catalogueTeam chat
Rocket.Chat
Team chat and customer chat you run yourself
Alternative to: Slack, Intercom
MIT· open coreRun by SIAXSales CRM
Twenty
Open CRM for contacts, companies and deals
Alternative to: Salesforce Sales Cloud, HubSpot CRM
AGPL-3.0· open coreRun by SIAXUptime and status pages
Uptime Kuma
Uptime monitoring with status pages
Alternative to: UptimeRobot
MITRun by SIAXSign-in and SSO
ZITADEL
Identity and sign-in for customers and staff
Alternative to: Auth0, Okta
AGPL-3.0-onlyRun by SIAX
Discovered open source projects
UnreviewedSnapshot 2026-10-30Projects found through public catalogues and lists, with facts fetched from GitHub's API. SIAX has not reviewed them: every fact shows its source and fetch time, missing facts say unknown, and none of these pages are indexed by search engines. Sources and data quality
Showing 1–24 of 17,860
Bring projects, wikis, and teams together with AI. AppFlowy is the AI collaborative workspace where you achieve more without losing control of your data. The leading open source Notion alternative.
Listed by onmyway133/awesome-open-source-alternatives, OpenAlternative, OpenCurious, OpenSourceAlternative.to, OpenSourceAlternatives.to · proposed alternative to Notion
Apache Superset is a Data Visualization and Data Exploration Platform
Listed by onmyway133/awesome-open-source-alternatives, OpenCurious · proposed alternative to Looker, Tableau
Unofficial Bitwarden compatible server written in Rust, formerly known as bitwarden_rs
Listed by onmyway133/awesome-open-source-alternatives, awesome-selfhosted, OpenCurious · proposed alternative to 1Password, LastPass
The open-source cloud for agents & devs. Including Auth, Databases, Storage, Functions, Messaging, Hosting, Realtime, WAF and more
Listed by onmyway133/awesome-open-source-alternatives, OpenAlternative, OpenCurious, OpenSourceAlternative.to · proposed alternative to Firebase, Supabase
Free universal database tool and SQL client
Listed by onmyway133/awesome-open-source-alternatives, OpenAlternative, OpenCurious, OpenSourceAlternative.to · proposed alternative to DataGrip, Navicat, TablePlus, Toad
ClickHouse® is a real-time analytics database management system
Listed by onmyway133/awesome-open-source-alternatives, OpenAlternative, OpenCurious, OpenSourceAlternative.to · proposed alternative to Amazon Redshift, BigQuery, BigQuery ML, Snowflake
A platform for community discussion. Free, open, simple.
Listed by onmyway133/awesome-open-source-alternatives, OpenAlternative, OpenCurious, OpenSourceAlternative.to · proposed alternative to Circle, Skool, Traditional forums, Tribe
A one-of-a-kind resume builder that keeps your privacy in mind. Completely secure, customizable, portable, open-source and free forever. Try it out today!
Listed by onmyway133/awesome-open-source-alternatives, OpenCurious · proposed alternative to Canva Resume, Resume.io
Platform to build admin panels, internal tools, and dashboards. Integrates with 25+ databases and any API.
Listed by onmyway133/awesome-open-source-alternatives, OpenAlternative, OpenCurious, OpenSourceAlternative.to, OpenSourceAlternatives.to · proposed alternative to Airtable, Appsheet, Make, Powerapps
The flexible backend for all your projects 🐰 Turn your DB into a headless CMS, admin panels, or apps with a custom UI, instant APIs, auth & more.
Listed by onmyway133/awesome-open-source-alternatives, OpenAlternative, OpenCurious, OpenSourceAlternative.to · proposed alternative to Contentful, WordPress
CockroachDB — the cloud native, distributed SQL database designed for high availability, effortless scale, and control over data placement.
Listed by onmyway133/awesome-open-source-alternatives, OpenCurious · proposed alternative to Amazon Aurora, CockroachDB Cloud
A docker-powered PaaS that helps you build and manage the lifecycle of applications
Listed by onmyway133/awesome-open-source-alternatives, OpenAlternative, OpenCurious, OpenSourceAlternative.to, OpenSourceAlternatives.to · proposed alternative to Heroku, Railway, Render, Vercel
A modern replacement for Redis and Memcached
Listed by onmyway133/awesome-open-source-alternatives, OpenCurious · proposed alternative to Redis Cloud
Crawlee—A web scraping and browser automation library for Node.js to build reliable crawlers. In JavaScript and TypeScript. Extract data for AI, LLMs, RAG, or GPTs. Download HTML, PDF, JPG, PNG, and other files from w…
Listed by onmyway133/awesome-open-source-alternatives, OpenCurious · proposed alternative to Apify
Modern and easy to use database GUI & SQL client for MySQL, Postgres, SQLite, SQL Server, and more. Linux, MacOS, and Windows.
Listed by onmyway133/awesome-open-source-alternatives, OpenAlternative, OpenCurious, OpenSourceAlternative.to · proposed alternative to DataGrip, DBeaver, TablePlus
Open-source data movement for ELT pipelines and AI agents — from APIs, databases & files to warehouses, lakes, and AI applications. Both self-hosted and Cloud.
Listed by onmyway133/awesome-open-source-alternatives, OpenAlternative, OpenCurious, OpenSourceAlternative.to · proposed alternative to Fivetran, Supermetrics
Docmost is an open-source collaborative wiki and documentation software. It is an open-source alternative to Confluence and Notion.
Listed by onmyway133/awesome-open-source-alternatives, OpenAlternative, OpenCurious, OpenSourceAlternative.to, OpenSourceAlternatives.to · proposed alternative to Atlassian Confluence, Confluence, Notion
high-performance graph database for real-time use cases
Listed by onmyway133/awesome-open-source-alternatives, OpenCurious, OpenSourceAlternative.to · proposed alternative to Amazon Neptune, Neo4j, Neo4j Aura, TigerGraph
GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems or through your browser.
Listed by onmyway133/awesome-open-source-alternatives, OpenCurious · proposed alternative to Loggly, Splunk
NOW MANAGED ON CODEBERG
Listed by onmyway133/awesome-open-source-alternatives, OpenCurious · proposed alternative to Confluence, Notion
ActivityPub-federated video streaming platform using P2P directly in your web browser
Listed by onmyway133/awesome-open-source-alternatives, OpenCurious · proposed alternative to YouTube
Scalable PaaS (automated Docker+nginx) - aka Heroku on Steroids
Listed by onmyway133/awesome-open-source-alternatives, OpenCurious, OpenSourceAlternative.to, OpenSourceAlternatives.to · proposed alternative to Heroku, Railway, Render
🥑 ArangoDB is a native multi-model database with flexible data models for documents, graphs, and key-values. Build high performance applications using a convenient SQL-like query language or JavaScript extensions.
Listed by onmyway133/awesome-open-source-alternatives, OpenCurious, OpenSourceAlternative.to · proposed alternative to Amazon Neptune, MongoDB Atlas, Neo4j, TigerGraph
Bitwarden client apps (web, browser extension, desktop, and cli).
Listed by onmyway133/awesome-open-source-alternatives, OpenCurious · proposed alternative to 1Password, LastPass
Trends on GitHub
Most stars gained between 2026-10-29 and 2026-10-30
Nothing to show yet.
Created in the last 90 days (GitHub createdAt), by stars
Nothing to show yet.
Data: /api/v1/oss/trends
What do you use today?
Choose a service to see open alternatives, how certain each match is and what needs to be done.
Operating in Sweden or the EU?
Every tool here can be run on infrastructure you choose, so you decide in which country your data is stored. Each project page shows only the data-residency facts we can source.
Everything here is free to use without contacting us. Would you still like help with choosing, running or migrating? or send a request.
Product and company names belong to their respective owners and are used here only to describe what a tool can replace.