Open Source Tools Built with JavaScript

Quant-UX is an open-source tool for creating interactive prototypes, conducting user tests, and analyzing results to improve UX design.

Quant-UX is an open-source tool for creating interactive prototypes, conducting user tests, and analyzing results to improve UX design. It is positioned as an open-source alternative to Miro, Figma, Paper, Adobe XD. Primary category: UI/UX Design. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Docker, Eslint. Review the imported record before publishing or editing SEO copy.

Open-source time-series database offering massive ingestion throughput, millisecond queries, and SQL extensions, designed for optimal performance at a

Open-source time-series database offering massive ingestion throughput, millisecond queries, and SQL extensions, designed for optimal performance at any hardware scale. It is positioned as an open-source alternative to MongoDB, Kdb+, Amazon Timestream, Pinot. Detected stack: JavaScript, Github Actions, NodeJS, Bash, Docker, npm. Review the imported record before publishing or editing SEO copy.

High-performance search engine designed for big data, offering scalability, real-time indexing, and cost-effective operations.

High-performance search engine designed for big data, offering scalability, real-time indexing, and cost-effective operations. It is positioned as an open-source alternative to ElasticSearch, Algolia, Coveo. Primary category: Search Engines. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Bash, Typescript. Review the imported record before publishing or editing SEO copy.

A user-friendly, open-source tool for coordinating events and meetings without the hassle of back-and-forth emails or messages.

A user-friendly, open-source tool for coordinating events and meetings without the hassle of back-and-forth emails or messages. It is positioned as an open-source alternative to Calendly, Doodle, Clockwise, Savvycal. Primary category: Appointment Scheduling. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Bash, Typescript. Review the imported record before publishing or editing SEO copy.

Turn your code into beautiful images. Choose from a range of syntax colors, hide or show the background, and toggle between a dark and light window.

Turn your code into beautiful images. Choose from a range of syntax colors, hide or show the background, and toggle between a dark and light window. Primary category: Code Snippet Stylers. Detected stack: JavaScript, NodeJS, CSS, Typescript, Eslint, Prettier. Review the imported record before publishing or editing SEO copy.

Redash is an open-source data visualization and analytics platform that helps teams make sense of their data through SQL queries and interactive dashb

Redash is an open-source data visualization and analytics platform that helps teams make sense of their data through SQL queries and interactive dashboards. It is positioned as an open-source alternative to Power BI, Tableau, Splunk, Databox. Primary category: BI Platforms. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Typescript, Docker. Review the imported record before publishing or editing SEO copy.

A React-based framework for rapid development of internal tools, admin panels, and dashboards with powerful data handling capabilities.

A React-based framework for rapid development of internal tools, admin panels, and dashboards with powerful data handling capabilities. It is positioned as an open-source alternative to Retool, OutSystems, Appsheet, Airplane. Primary category: Frontend Development. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Typescript, Docker. Review the imported record before publishing or editing SEO copy.

Collect feedback, prioritize with AI-powered voting, and share transparent roadmaps. Build products users love with automated triage and seamless inte

Collect feedback, prioritize with AI-powered voting, and share transparent roadmaps. Build products users love with automated triage and seamless integration. It is positioned as an open-source alternative to Featurebase, ProductBoard, Canny, Gleap. Primary category: Feedback & Feature Request Management. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Typescript, JSX. Review the imported record before publishing or editing SEO copy.

Build, iterate, and deploy full-stack web apps entirely in Python. Reflex combines an AI app builder, a full-stack framework, and one-click deployment

Build, iterate, and deploy full-stack web apps entirely in Python. Reflex combines an AI app builder, a full-stack framework, and one-click deployment in one platform. It is positioned as an open-source alternative to Lovable, Base44, Replit, Emergent. Primary category: Low-Code/No-Code. Detected stack: JavaScript, Github Actions, CSS, Bash, Docker, Python. Review the imported record before publishing or editing SEO copy.

Transform customer relationships with this intuitive open-source CRM. Features task management, sales pipeline tracking, and customizable data models.

Transform customer relationships with this intuitive open-source CRM. Features task management, sales pipeline tracking, and customizable data models. It is positioned as an open-source alternative to HubSpot, Salesforce, Attio, Pipedrive. Primary category: CRM & Sales. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Docker, Tailwind. Review the imported record before publishing or editing SEO copy.

A powerful browser extension and desktop app for developers to manipulate network requests, debug APIs, and improve web app testing

A powerful browser extension and desktop app for developers to manipulate network requests, debug APIs, and improve web app testing. It is positioned as an open-source alternative to Postman, Testfully. Primary category: API Clients. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Bash, Typescript. Review the imported record before publishing or editing SEO copy.

Open-source infrastructure for long-lived, in-memory processes called Actors. Combines state and compute with sub-millisecond latency, realtime capabi

Open-source infrastructure for long-lived, in-memory processes called Actors. Combines state and compute with sub-millisecond latency, realtime capabilities, and horizontal scaling. It is positioned as an open-source alternative to Cloudflare Workers. Primary category: AI Agent Platforms. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Bash, Typescript. Review the imported record before publishing or editing SEO copy.

Open source communication platform combining messaging, voice, video, and AI for organizations that need full data control, air-gapped deployments, an

Open source communication platform combining messaging, voice, video, and AI for organizations that need full data control, air-gapped deployments, and zero-trust security. It is positioned as an open-source alternative to Discord, Microsoft Teams, Skype, Slack. Primary category: Collaborative Workspaces. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Bash, Typescript. Review the imported record before publishing or editing SEO copy.

Open-source AI coding assistant with multi-file editing, agentic workflows, and model flexibility. Transform your VS Code into an intelligent developm

Open-source AI coding assistant with multi-file editing, agentic workflows, and model flexibility. Transform your VS Code into an intelligent development environment. It is positioned as an open-source alternative to Claude Code, Cursor, Kiro, Warp. Primary category: AI Coding Assistants. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Bash, Typescript. Review the imported record before publishing or editing SEO copy.

Router.so simplifies form management and lead capture with custom endpoints, schema definition, and seamless integrations for marketing-focused develo

Router.so simplifies form management and lead capture with custom endpoints, schema definition, and seamless integrations for marketing-focused developers. It is positioned as an open-source alternative to Google Forms, Tally, Typeform, Jotform. Primary category: Form Backend Services. Detected stack: JavaScript, NodeJS, CSS, Typescript, Docker, Eslint. Review the imported record before publishing or editing SEO copy.

A low-code platform for creating robust backends, complete with a spreadsheet UI for easy data management and custom functions.

A low-code platform for creating robust backends, complete with a spreadsheet UI for easy data management and custom functions. It is positioned as an open-source alternative to Airtable, Retool, Glide, Softr. Primary category: Low-Code/No-Code. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Typescript, Eslint. Review the imported record before publishing or editing SEO copy.

Get next-gen, open-source, and cookieless web analytics. Understand user behavior with session replays, real-time data, and web vitals. GDPR/CCPA comp

Get next-gen, open-source, and cookieless web analytics. Understand user behavior with session replays, real-time data, and web vitals. GDPR/CCPA compliant. It is positioned as an open-source alternative to Google Analytics, Mixpanel, Hotjar, Cloudflare Analytics. Primary category: Web Analytics. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Bash, Typescript. Review the imported record before publishing or editing SEO copy.

Ryot is a versatile platform for effortlessly tracking media, fitness, and more, replacing manual methods like spreadsheets.

Ryot is a versatile platform for effortlessly tracking media, fitness, and more, replacing manual methods like spreadsheets. It is positioned as an open-source alternative to Notion, Google Keep. Primary category: Personal Tracking Apps. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Bash, Typescript. Review the imported record before publishing or editing SEO copy.

Open source chat server with end-to-end encryption, clustering support, and comprehensive messaging features for building real-time communication apps

Open source chat server with end-to-end encryption, clustering support, and comprehensive messaging features for building real-time communication apps. It is positioned as an open-source alternative to Discord, Microsoft Teams, Slack, Twilio. Primary category: Encrypted Communication. Detected stack: JavaScript, Github Actions, NodeJS, Docker, Prettier, npm. Review the imported record before publishing or editing SEO copy.

Source-available project management platform with dual views - internal team workspace and public portal for user feedback, voting, and progress track

Source-available project management platform with dual views - internal team workspace and public portal for user feedback, voting, and progress tracking. It is positioned as an open-source alternative to Linear, Monday, ClickUp, Asana. Primary category: Project Management Suites. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Bash, Typescript. Review the imported record before publishing or editing SEO copy.

Scalar is an open-source tool for building, customizing, and hosting interactive API documentation with OpenAPI support.

Scalar is an open-source tool for building, customizing, and hosting interactive API documentation with OpenAPI support. It is positioned as an open-source alternative to Mintlify, Postman, Testfully. Primary category: Technical Writing Platforms. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Bash, Typescript. Review the imported record before publishing or editing SEO copy.

Scira delivers concise, AI-generated responses to queries using a clean interface and powerful search capabilities.

Scira delivers concise, AI-generated responses to queries using a clean interface and powerful search capabilities. It is positioned as an open-source alternative to Perplexity. Primary category: AI Search Tools. Detected stack: JavaScript, NodeJS, CSS, Typescript, Docker, Eslint. Review the imported record before publishing or editing SEO copy.

Capture, annotate, and edit screen recordings with no limits or sign-up required. Completely private and open source.

Capture, annotate, and edit screen recordings with no limits or sign-up required. Completely private and open source. It is positioned as an open-source alternative to Loom, Screen Studio, CleanShot, Bandicam. Primary category: Browser Extensions. Detected stack: JavaScript, NodeJS, CSS, Typescript, Prettier, JSX. Review the imported record before publishing or editing SEO copy.

Records your screen and microphone locally, transcribes meetings automatically, and lets you query your entire work history with AI or automate workfl

Records your screen and microphone locally, transcribes meetings automatically, and lets you query your entire work history with AI or automate workflows through app integrations. It is positioned as an open-source alternative to Rewind.ai. Primary category: AI Personal Assistants. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Bash, Typescript. Review the imported record before publishing or editing SEO copy.

Continuous integration and delivery platform offering faster builds, lower costs, and maintenance-free operations. Cut build times dramatically while

Continuous integration and delivery platform offering faster builds, lower costs, and maintenance-free operations. Cut build times dramatically while reducing CI/CD expenses by 50%. It is positioned as an open-source alternative to Jenkins, GitHub Actions, CircleCI. Primary category: CI/CD Platforms. Detected stack: JavaScript, NodeJS, CSS, Bash, Typescript, Docker. Review the imported record before publishing or editing SEO copy.

Detect, diagnose, and resolve software issues quickly with powerful error tracking, performance monitoring, and release management.

Detect, diagnose, and resolve software issues quickly with powerful error tracking, performance monitoring, and release management. It is positioned as an open-source alternative to DataDog, BetterStack, Bugsnag, LogRocket. Primary category: Performance Monitoring (APM). Detected stack: JavaScript, Github Actions, NodeJS, CSS, Bash, Typescript. Review the imported record before publishing or editing SEO copy.

Sequin offers a feature-rich messaging system with a simple HTTP API, providing RabbitMQ-like functionality without adding complexity to your stack.

Sequin offers a feature-rich messaging system with a simple HTTP API, providing RabbitMQ-like functionality without adding complexity to your stack. It is positioned as an open-source alternative to Amazon SQS. Primary category: Message Queues. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Bash, Typescript. Review the imported record before publishing or editing SEO copy.

Track SES deliveries, bounces, opens and clicks in a self-hosted dashboard with real-time search, analytics and reputation monitoring.

Track SES deliveries, bounces, opens and clicks in a self-hosted dashboard with real-time search, analytics and reputation monitoring. It is positioned as an open-source alternative to Resend, SendGrid, Mailgun, AWS SES. Primary category: Email & Communication. Detected stack: JavaScript, Github Actions, CSS, Docker, Postgres, GitHub. Review the imported record before publishing or editing SEO copy.

Simplify asset tracking, boost productivity, and gain real-time insights with our user-friendly, open-source inventory solution.

Simplify asset tracking, boost productivity, and gain real-time insights with our user-friendly, open-source inventory solution. Primary category: Asset & Inventory Management. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Bash, Typescript. Review the imported record before publishing or editing SEO copy.

Shelve is a comprehensive project management tool designed to streamline workflows and enhance collaboration for developers and teams.

Shelve is a comprehensive project management tool designed to streamline workflows and enhance collaboration for developers and teams. It is positioned as an open-source alternative to Doppler, Keeper. Primary category: Project Management Suites. Detected stack: JavaScript, Github Actions, NodeJS, CSS, Bash, Typescript. Review the imported record before publishing or editing SEO copy.