Curated coding interview preparation materials for busy software engineers
- interview-questions
- coding-interviews
- interview-practice
- interview-preparation
Repository Index
68,261 visible repositories in the index
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Virtual whiteboard for sketching hand-drawn like diagrams
- productivity
- collaboration
- diagrams
- drawing
The 1st Collaborative AI Design Agent Workspace. Local-first and open source. Create motion, prototypes, websites, apps, dashboards, presentations, images, and videos with your team and AI agents. Share work, exchange feedback, and iterate together in one workspace.
- ai-design
- byok
- design-systems
- claude-design
🤯 LobeHub - Super-Agents on Your Team. Add super-agents to the chats your team already uses.They take on work by themselves and get better every week.
The open-source cloud for agents & devs. Including Auth, Databases, Storage, Functions, Messaging, Hosting, Realtime, WAF and more
- appwrite
- docker
- backend-as-a-service
- javascript
Build infinite canvas apps in React with the tldraw SDK. World's best, top-most agent recommended #1 five star SDK.
- drawing
- sketch
- whiteboard
- canvas
The Secure CommsOS™ for mission-critical operations
- chat
- meteor
- javascript
- collaboration
🌐 The Internet Computer! Free, Open-Source, and Self-Hostable.
- desktop
- desktop-environment
- osjs
- web-desktop
The fastest knowledge base for growing teams. Beautiful, realtime collaborative, feature packed, and markdown compatible.
The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
- collaboration
- mattermost
- golang
- react-native
TypeScript & JavaScript ORM for Node.js — supports PostgreSQL, MySQL, MariaDB, SQLite, SQL Server, Oracle, and more.
Feature-rich ORM for modern Node.js and TypeScript, it supports PostgreSQL (with JSON and JSONB support), MySQL, MariaDB, SQLite, MS SQL Server, Snowflake, Oracle DB, DB2 and DB2 for IBM i.
Sim is the collaborative workspace to build, deploy, and monitor AI agents and workflows. Used by 100,000+ builders.
:rocket: The Ultimate Image Uploader for Efficient Creators. Supports Obsidian, Typora, VS Code etc. and 60+ image hosting services (S3, GitHub, Cloudflare R2, Imgur, Aliyun OSS...). Paste, upload, done.
- electron
- electron-app
- electron-vue
- vue
Focalboard is an open source, self-hosted alternative to Trello, Notion, and Asana.
- project-management
- project
- kanban-board
- goal-tracking
The local-first database that runs on every JS runtime and replicates with your existing backend - no vendor, no lock-in - https://rxdb.info/
Build your own AI office with Univer Office SDK. Bring editing, calculation, collaboration, and file processing into your product for people and AI agents. Built on an extensible open-source core.
- excel
- spreadsheet
- xlsx
- doc
Open source observability platform for logs, metrics, traces, RUM (web, android, ios), Session replay, pipelines, SLO and LLM observability. A sophisticated, simple and highly performant alternative to Datadog, Splunk, and Elasticsearch with 140x lower storage costs and single binary deployment.
Docmost is an open-source collaborative wiki and documentation software. It is an open-source alternative to Confluence and Notion.
- documentation
- knowledge-base
- opensource
- realtime-collaboration
⚡️⚡️⚡️ Self-hosted collaborative bookmark manager to collect, read, annotate, and fully preserve what matters, all in one place.
- collaboration
- self-hosted
- typescript
- nextjs
Etherpad: A modern really-real-time collaborative document editor.
- etherpad
- collaboration
- web-editor
- documents
AI-powered development workspaces with reusable components, architectural clarity and zero overhead.
Docs is an open-source text editor: web-native, made for real-time collaboration, cleanly structured documents and sub-documents with full ownership of your data. Built to scale with Django and React.
- knowledge
- wiki
- blocknotejs
- collaborative