Top Open Source Projects using SCSS
A curated collection of the 163 best free and open-source projects built using SCSS. Discover popular repositories, architecture patterns, and trending software in 2026.
Zitadel
AGPL-3.0ZITADEL provides a comprehensive identity management solution with easy APIs, customizable workflows, and serverless deployment options.
Ziit
AGPL-3.0Monitor your coding sessions, analyze productivity patterns, and gain insights into your development workflow with comprehensive time tracking statistics.
Zammad
AGPL-3.0Zammad is an open-source helpdesk software that centralizes customer communications and helps deliver great service experiences efficiently.
YAFFA
MITYAFFA is a powerful, open-source budget app for managing expenses, budgets, and investments with secure self-hosting.
Waterfox
NOASSERTIONFirefox-based browser with built-in ad blocking, oblivious DNS, zero telemetry, tree-style tabs, and no AI features sending your data anywhere.
WaveTerm
Apache-2.0Enhance your terminal with AI, file previews, and web browsing. Available on MacOS, Linux, and Windows.
Worklenz
AGPL-3.0Worklenz is a comprehensive project management platform that helps agencies organize tasks, track resources, and boost productivity.
Silex
AGPL-3.0An online tool for visually creating static sites with dynamic data. With the free/libre spirit of internet, together.
Spacedrive
NOASSERTIONA cross-platform file manager that unifies your devices into a seamless, organized digital workspace.
Plasmic
MITOpen-source visual editor for building websites and web apps. Connect to any data source, design custom UIs, and ship production React code without leaving your stack.
Parlant
Apache-2.0A conversational AI server that manages agent behavior through context-aware guidelines, keeping responses consistent, auditable, and aligned at scale.
NocoBase
NOASSERTIONOpen-source no-code platform for creating tailored business applications quickly, with full customization and easy deployment options.
Mage
Apache-2.0Open-source data pipeline platform for effortless data integration, transformation, and orchestration using Python, SQL, and R.
Mautic
NOASSERTIONMautic is a free and open source marketing automation platform that helps businesses manage leads, create campaigns, and analyze results.
Harness
Apache-2.0Streamline code delivery with an open-source CI/CD platform featuring Git integration, fast pipelines, and hosted development environments.
Gravitee
Apache-2.0Full-lifecycle API management platform that unifies synchronous and asynchronous ecosystems. Manage APIs, event streams, and AI agents with enterprise security and 4x faster gateway performance.
Firefly III
AGPL-3.0Track transactions, budgets, and accounts with a double-entry system, multi-currency support, rule engine, and REST API. Fully self-hostable.
Docuseal
AGPL-3.0Self-hostable e-signature platform for creating, sending, and signing PDF forms with automatic digital signatures, a REST API, and embeddable components.
Chatwoot
NOASSERTIONManage customer conversations across live chat, email, WhatsApp, Instagram, and more from one inbox, with an AI assistant that suggests replies and automates common questions.
Beekeeper Studio
NOASSERTIONA user-friendly SQL editor and database manager supporting MySQL, PostgreSQL, SQLite, SQL Server and more with full feature parity across operating systems.
Billion Mail
AGPL-3.0Self-hosted email marketing platform with unlimited sending, AI-powered email creation, real-time analytics, and no monthly fees. Complete SMTP solution.
WunderGraph
Apache-2.0A powerful backend framework that simplifies API integration, enhances security, and boosts developer productivity for modern web applications.
WR.DO
MITWR.DO offers free domain name distribution and short URL generation, built on Cloudflare's infrastructure for reliability and speed.
Webiny
NOASSERTIONA powerful, scalable platform for building custom websites and apps with serverless architecture, offering flexibility and cost-efficiency.
Vrite
NOASSERTIONA powerful platform for technical writing, offering real-time collaboration, version control, and seamless integrations.
Wallabag
MITSelf-hosted web article archiving tool that extracts content for comfortable reading. Import from Pocket, Instapaper. Open source with API access.
Vikunja
AGPL-3.0A powerful, open-source task management platform for teams and individuals, offering customizable workflows and seamless integration.
VictoriaMetrics
Apache-2.0Time series database and monitoring platform compatible with Prometheus, handling billions of metrics with lower resource usage than most alternatives.
Pluton
Apache-2.0Free, open-source backup solution with end-to-end encryption. Self-hosted control, supports 70+ cloud providers, automated incremental backups, and zero vendor lock-in.
Vendure
NOASSERTIONA headless, API-first e-commerce framework built on Node.js with TypeScript, offering customization and scalability for online stores.
Uptime Kuma
MITMonitors websites, APIs, and services with real-time alerts, a status page, and support for dozens of notification channels. Self-hosted and Docker-friendly.
Uptrace
AGPL-3.0Uptrace is an OpenTelemetry-based platform that integrates traces, metrics, and logs to help monitor and optimize complex distributed systems.
Twenty
NOASSERTIONSelf-hostable CRM built for technical teams who need a fully customizable, extensible platform without vendor lock-in or proprietary tooling.
Twill CMS
Apache-2.0A powerful, open-source CMS for Laravel that simplifies content management with a modular approach and intuitive admin panel.
Tracecat
AGPL-3.0Tracecat is a scalable, self-hostable platform for automating security workflows and playbooks without limits.
TipTap
MITA customizable, open-source rich text editor framework for modern web applications, built on Vue and Prosemirror
Tiledesk
MITAI-enhanced live chat platform for seamless customer engagement, featuring chatbots, multichannel support, and advanced analytics.
ToolJet
AGPL-3.0Open-source low-code platform for creating custom internal tools, dashboards, and admin panels with a drag-and-drop interface
Chobble Tickets
AGPL-3.0Event ticketing platform with flat £50/year fee, no commission or booking charges. Open source, encrypted, self-hostable with unlimited events and tickets.
Sync-in
AGPL-3.0Secure, open-source platform for file storage, sharing, and collaboration. Host your data on your own infrastructure with full control and transparency.
Swirl Search
Apache-2.0AI-powered search and RAG platform that connects to 100+ enterprise tools without data migration. Deploy securely on-premises with any LLM.
Super Productivity
MITCombines task management, time tracking, Pomodoro focus sessions, and GitHub/Jira integration in a local-first app for Windows, macOS, Linux, Android, and iOS.
Storj
AGPL-3.0Storj offers a distributed cloud storage platform with enhanced security, global performance, and significant cost savings compared to traditional providers.
Standard Notes
AGPL-3.0Cross-platform note-taking app with end-to-end encryption, offline access, and powerful organization features for privacy-conscious users.
Solidus
NOASSERTIONOpen-source eCommerce platform offering customization, scalability and enterprise-grade features for brands of all sizes
Shopware
MITA flexible and customizable ecommerce solution that enables businesses to build responsive online stores with advanced features and automation capabilities.
SigNoz
NOASSERTIONComprehensive monitoring and troubleshooting solution for microservices architectures, offering metrics, traces, and logs in a single pane.
Sendune
MITA comprehensive platform for managing transactional and marketing emails through AWS SES, featuring customer data management, SMS capabilities, and workflow automation.
SeekStorm
Apache-2.0Cloud search API and crawler service supporting billions of documents, real-time indexing, autocomplete, faceted filtering, and multi-language text across any application.
Screenity
GPL-3.0Capture, annotate, and edit screen recordings with no limits or sign-up required. Completely private and open source.
s&box
NOASSERTIONA game creation platform built on Valve's Source 2 engine, letting you build, share, and play games without leaving the environment.
Rocket.Chat
NOASSERTIONOpen source communication platform combining messaging, voice, video, and AI for organizations that need full data control, air-gapped deployments, and zero-trust security.
Quant-UX
GPL-3.0Quant-UX is an open-source tool for creating interactive prototypes, conducting user tests, and analyzing results to improve UX design.
ProcessWire
NOASSERTIONA versatile, open-source content management system with a powerful API, modular architecture, and intuitive interface for seamless web development.
Prometheus
Apache-2.0Pull-based monitoring system with a multi-dimensional data model, PromQL query language, built-in alerting, and a time series database built for cloud native environments.
Proton Lumo
GPL-3.0AI chat assistant from Proton that stores conversations with zero-access encryption, never logs chats, and never uses your data to train models.
Postiz
AGPL-3.0Self-hostable social media scheduler that lets you plan, generate, and publish content across 30+ networks with AI assistance, team collaboration, and automation integrations.
PostHog
NOASSERTIONAll-in-one product analytics platform. Track user behavior, run experiments, and make data-driven decisions to grow your product.
Pixelfed
AGPL-3.0Decentralized photo sharing platform with chronological feeds, privacy controls, and ActivityPub federation. No ads, no algorithms, just authentic connections.
Piwigo
GPL-2.0Open source photo management software for organizing, sharing and managing large photo libraries. Perfect for teams, organizations and individuals.
Planka
NOASSERTIONSelf-hosted Kanban board for agile teams. Unlimited boards, real-time sync, GDPR-compliant, and available as a free Community Edition or paid Pro.
Penpot
MPL-2.0Design, prototype, and hand off to developers in one platform. Supports design systems, tokens, flexible layouts, and AI workflows with real CSS/HTML output.
Payload
MITA powerful, flexible, and developer-friendly content management system that prioritizes customization and scalability.
Paperless-home
GPL-3.0A powerful open-source solution for managing, organizing, and searching your digital documents with ease and efficiency.
Orbital
NOASSERTIONAutomated data integration platform that connects APIs, databases, and event streams using semantic schemas. Deploy secure integrations in minutes with Git-based workflows.
Operational
AGPL-3.0Track critical events, receive instant notifications, and respond to product activities with customizable webhooks and action buttons
OpenProject
GPL-3.0Full-featured project management platform with Gantt charts, agile boards, time tracking, and team collaboration. Self-host or use managed cloud hosting.
Odoo
NOASSERTIONIntegrated suite of business apps covering accounting, CRM, inventory, eCommerce, HR, and project management, available free as Community or paid Enterprise edition.
NocoDB
NOASSERTIONConvert any database into a no-code platform with spreadsheet interface. Connect PostgreSQL/MySQL or use hosted database. Scale to millions of rows effortlessly.
Nextcloud
AGPL-3.0Nextcloud offers on-premises file sync, sharing and collaboration platform with advanced security and privacy features.
Monetr
NOASSERTIONManage your money confidently with monetr, putting aside what you need and spending what you want
Mockoon
MITCreate, run, and share mock REST APIs without coding. Boost productivity with an intuitive interface and powerful features.
Mezon
Build your own community space for gaming, chatting, and hanging out with friends worldwide. Customize your environment for the perfect social experience.
mCaptcha
AGPL-3.0Privacy-focused proof-of-work CAPTCHA system that silently protects websites without tracking users or requiring image solving. Drop-in replacement for reCAPTCHA.
MaxKB
GPL-3.0Open-source AI solution combining RAG pipelines, workflow automation, and multi-model support for intelligent enterprise knowledge management and customer service.
Mathesar
GPL-3.0A self-hosted tool that provides an intuitive, spreadsheet-style interface for viewing, editing, and querying PostgreSQL databases without technical expertise.
Mattermost
NOASSERTIONMattermost provides a flexible, open-source platform for secure team collaboration, designed for organizations with strict security and privacy requirements.
Matomo
GPL-3.0Comprehensive web analytics platform offering full data ownership, privacy protection, and customizable insights for data-driven decision making.
Logto
MPL-2.0An open-source identity solution offering customizable login experiences, multi-tenant support, and comprehensive user management.
LosslessCut
GPL-2.0Desktop app for lossless video and audio editing. Cut, trim, merge, and remux files in seconds without re-encoding, using FFmpeg under the hood.
Litlyx
Apache-2.0Track user behavior, custom events, and conversion funnels in real-time with a single line of code, all while maintaining GDPR compliance.
Listmonk
AGPL-3.0Send email campaigns and transactional messages to millions of subscribers with a single high-performance binary backed by Postgres.
llama.cpp
MITC/C++ inference engine for large language models, supporting quantization, multi-GPU, Apple Silicon, and an OpenAI-compatible server across a wide range of hardware.
LinkStack
AGPL-3.0A free, open-source link management platform for creating customizable, self-hosted link pages to showcase your online presence.
Linky
MITBuild a dynamic link-in-bio page with a drag-and-drop editor. Integrate platforms to showcase live content and connect with your audience.
LimeSurvey
NOASSERTIONLimeSurvey is a powerful open-source tool for creating customizable online surveys, polls, and questionnaires.
LangWatch
Apache-2.0Tests AI agents through multi-turn simulations, LLM-based scoring, and production tracing so teams can ship reliable agents with confidence.
Kimai
AGPL-3.0Open-source time tracking solution for businesses of all sizes. Manage projects, track billable hours, and generate insightful reports.
Kestra
Apache-2.0YAML-based orchestration platform with 1400+ plugins for running data pipelines, AI workflows, and infrastructure automation across teams at scale.
Keila
AGPL-3.0Self-hosted newsletter platform with powerful features, data protection, and full control over your mailing lists and campaigns.
Keep
NOASSERTIONOpen-source platform for centralizing alerts, automating responses, and enhancing incident management across your tech stack.
Joplin
NOASSERTIONCross-platform note-taking app with end-to-end encryption, Markdown support, web clipping, and sync via Dropbox, OneDrive, or Joplin Cloud.
BookWyrm
NOASSERTIONJoin a federated social reading platform where you can track books, write reviews, discover recommendations from friends, and connect with trusted reading communities.
Jitsi
Apache-2.0Host encrypted video conferences directly in your browser, deploy on your own servers, or integrate into applications - all with this powerful open source platform.
PeerTube
AGPL-3.0Create your own video hosting platform with PeerTube - a free, open-source alternative to YouTube. Join 600,000+ videos across 1,000+ interconnected platforms without ads or tracking.
Mastodon
AGPL-3.0A free, open-source social media platform that puts users in charge of their data and connections
Jan
NOASSERTIONJan runs open-source AI models on your own hardware or connects to cloud providers like OpenAI, Anthropic, and Google, keeping your conversations off third-party servers.
Invoice Ninja
NOASSERTIONFree invoicing software for freelancers and small businesses. Create professional invoices, track expenses, accept online payments, and manage projects without hidden fees.
Huly
EPL-2.0Combines project management, team chat, virtual office, and collaborative docs into a single platform. A self-hostable alternative to Linear, Jira, Slack, and Notion.
Horilla
LGPL-2.1Horilla is a free, open-source HRMS that streamlines HR processes, from recruitment to offboarding, with customizable modules.
HyperDX
MITOpen source observability platform unifying session replays, logs, traces, metrics and errors. Fast search, automatic clustering, $0.40/GB pricing.
Hoppscotch
MITLightweight, fast, and feature-rich API client for developers. Test, debug, and document APIs with ease in a clean, modern interface.
Hi.Events
NOASSERTIONHi.Events is a comprehensive platform for event management and online ticket sales, offering features like QR code check-in, custom ticket types, and embeddable widgets.
HitKeep
MITSelf-hosted or managed web analytics with zero external dependencies. Cookie-free tracking, full data sovereignty, and single binary deployment for organizations that own their data.
Highlight
NOASSERTIONComprehensive monitoring solution offering error tracking, session replay, and performance insights for seamless debugging and optimization.
Hexabot
NOASSERTIONHexabot is an open-source platform for creating intelligent, multilingual chatbots without coding complexity.
HeyForm
AGPL-3.0A versatile form builder for crafting custom surveys, quizzes, and data collection tools with advanced features and integrations.
Hook0
NOASSERTIONSelf-hosted webhook solution for effortless event-driven communication between applications, enhancing system interoperability and automation.
Grafana
AGPL-3.0Grafana unifies metrics, logs, traces, profiles, and business data into one OpenTelemetry-native platform with AI-assisted root cause analysis and adaptive cost controls.
Graphite
Apache-2.0A free, open source vector graphics editor built around nondestructive, node-based design. Runs locally in the browser, exports SVG, PNG, and JPG.
Gumroad
MITA digital marketplace platform where creators can sell digital products, from courses to software, with built-in payment processing and content delivery.
GrowthBook
NOASSERTIONPowerful, developer-friendly experimentation tool for data-driven product decisions. Seamless integration, real-time insights, and flexible deployment.
GitLab
NOASSERTIONA comprehensive AI-powered DevSecOps platform that integrates development, security, and operations, streamlining software delivery and enhancing productivity.
Ghostfolio
AGPL-3.0Open-source wealth management software for tracking stocks, ETFs, and cryptocurrencies across multiple portfolios
Leon
MITLeon is an AI-powered virtual assistant that lives on your server, automating tasks and managing your digital life with privacy and customization.
Unleash
AGPL-3.0A powerful feature management platform enabling gradual rollouts, A/B testing, and seamless integration for continuous delivery.
Ever Gauzy
AGPL-3.0All-in-one solution for ERP, CRM, HRM, ATS, and project management to streamline your business operations
Freeter
GPL-3.0Organize projects, tasks, and resources in customizable workspaces. Boost productivity with a unified interface for all your work.
Freescout
AGPL-3.0Self-hosted email management system with shared inboxes, automation, and powerful collaboration features for efficient customer support.
Flowise AI
NOASSERTIONOpen source platform for building AI agents, chatbots, and multi-agent systems using a drag-and-drop interface, with support for 100+ LLMs and RAG.
Countly
NOASSERTIONAll-in-one analytics platform for mobile, web, and desktop apps. Track user behavior, monitor performance, and optimize your product.
Flagsmith
BSD-3-ClausePowerful feature management platform for seamless software releases, A/B testing, and personalized user experiences.
Firecamp
AGPL-3.0All-in-one platform for API testing, documentation, and collaboration, simplifying the entire API development lifecycle.
Fider
AGPL-3.0A self-hosted community feedback tool that helps organizations gather, discuss, and prioritize user suggestions and feature requests.
FastGPT
NOASSERTIONFastGPT is a free, open-source platform for creating AI-powered knowledge bases with data processing, model invocation, and visual workflows.
ezBookkeeping
MITA privacy-first personal finance app with two-level accounts, multi-currency support, AI receipt recognition, and broad data import from formats like GnuCash and Firefly III.
Expensify
MITAutomate expense reporting, reimbursements, and corporate card management with real-time data sync and powerful integrations.
Excalidraw
MITVirtual whiteboard for sketching diagrams, flowcharts, and wireframes with a distinctive hand-drawn look. Real-time collaboration built in.
ERPNext
GPL-3.0Open-source ERP solution offering modules for accounting, inventory, HR, CRM, and more. Customizable and scalable for businesses of all sizes.
Easy!Appointments
GPL-3.0Self-hosted appointment scheduling solution with Google Calendar sync, customizable workflows, and no monthly fees. Perfect for healthcare, salons, and service businesses.
Apache Druid
Apache-2.0Columnar, time-indexed analytics database built for streaming and batch data at scale, handling billions to trillions of rows with millisecond query response times.
dstack
MPL-2.0Unified control plane for AI compute that provisions and schedules GPU workloads across any cloud, Kubernetes cluster, or bare-metal server.
Dokku
MITA Docker-powered platform that lets you deploy Heroku-compatible applications via Git, with buildpack support and container isolation.
Discourse
GPL-2.0A powerful, customizable platform for building and managing online forums, fostering engaging discussions and collaborative spaces.
Defguard
NOASSERTIONEnterprise-grade open source VPN solution combining WireGuard with mandatory 2FA/MFA and integrated OpenID Connect SSO for secure remote access
Deta Surf
Apache-2.0A browser that doubles as a personal notebook, letting you research, summarize, and take notes on web pages, PDFs, and videos without switching apps.
HashiCorp Vault
NOASSERTIONManages tokens, passwords, certificates, and encryption keys through a UI, CLI, or HTTP API, with dynamic credentials and encryption-as-a-service built in.
Directus
NOASSERTIONA versatile headless CMS and API engine that simplifies data management, content creation, and application development.
Crater
AGPL-3.0Crater offers AI-driven invoicing workflows, payments, and working capital tools to enhance your platform with minimal technical effort.
Craft CMS
NOASSERTIONBuild custom websites with a user-friendly CMS that puts content first. Features flexible architecture, GraphQL API, and powerful ecommerce capabilities.
Checkmk
GPL-2.0Monitor your entire IT infrastructure with 2,000+ plugins, automated discovery, and scalable architecture. Open source and enterprise solutions available.
Chaskiq
NOASSERTIONVersatile messaging solution for businesses to engage customers through multiple channels, with AI-powered automation and analytics.
Ceph
NOASSERTIONCeph provides unified object, block, and file storage from a single cluster built on commodity hardware.
Builder
MITDrag-and-drop interface for creating and optimizing digital experiences, with headless CMS and powerful integrations.
Browser Operator
BSD-3-ClausePrivacy-focused AI browser with intelligent agents for research, analysis, and workflow automation. Features unified memory, compliance guardrails, and seamless integrations.
Baserow
NOASSERTIONOpen-source platform for building databases, internal apps, and automated workflows without writing code. Available on cloud or self-hosted.
Ballerine
NOASSERTIONReduce fraud, accelerate underwriting, and maintain compliance with AI-driven merchant risk intelligence for PSPs, banks, and fintechs.
Bigcapital
AGPL-3.0Cloud-based accounting software that streamlines bookkeeping, generates intelligent reports, and offers multi-currency support for efficient financial management.
Bitwarden
NOASSERTIONBitwarden is an open source password manager that securely stores, shares, and autofills passwords across unlimited devices.
SiYuan
AGPL-3.0Personal knowledge management system with WYSIWYG block editing, bidirectional links, spaced repetition flashcards, a relational database, and end-to-end encrypted sync.
AnyType
NOASSERTIONA local-first, encrypted workspace for notes, tasks, databases, and chats. Your data stays on your device, syncs peer-to-peer, and never passes through a central server.
Apache Answer
Apache-2.0A versatile, community-driven Q&A platform that fosters collaboration and knowledge exchange within organizations and communities.
Anthias
NOASSERTIONFree open-source digital signage software that turns Raspberry Pi or old PCs into powerful display solutions. Manage images, videos, and web content easily.
ALTCHA
MITSelf-hosted, privacy-friendly CAPTCHA alternative with proof-of-work mechanism
Akaunting
NOASSERTIONSelf-hostable accounting software covering invoicing, expense tracking, cash flow, and client portals. Free to use, available in 50+ languages.
Aider
Apache-2.0Terminal-based AI coding tool that lets you edit existing codebases or start new projects using LLMs like Claude, GPT, and DeepSeek.
Actual
MITPrivacy-focused envelope budgeting app with local-first sync and end-to-end encryption
5ire
NOASSERTIONOpen-source cross-platform desktop AI assistant with MCP support and local knowledge base
1Panel
GPL-3.0Modern open-source Linux server management panel with AI and app deployment capabilities
WooCommerce
Build and manage online stores with customizable features, extensions, and themes for businesses of all sizes.
WordPress
NOASSERTIONA versatile, user-friendly platform for building and managing websites, from simple blogs to complex e-commerce stores.
Supabase
Apache-2.0Provides a full backend stack built on Postgres: authentication, auto-generated APIs, edge functions, realtime subscriptions, file storage, and vector search.
n8n
NOASSERTIONBuild automated workflows connecting 500+ apps, write custom code, and deploy AI agents with full visibility into every decision. Self-hostable or cloud.
