Browse Open Source Software Alternatives

App builder where you describe software in chat and AI agents design, code and deploy it, producing editable code that non-developers and small teams can host or push to GitHub.

Consumer VPN service with apps for desktop, mobile and routers, encrypting traffic through servers in many countries, bundled with a password manager and breach monitoring.

Experiment tracker for machine learning teams, logging metrics, parameters and artifacts from training runs so researchers can compare models and monitor long jobs in one dashboard.

Search engine with its own web index and no profile based tracking, offering AI summaries and a paid API, used by people leaving the big search engines.

Search results API returning structured data from Google, YouTube, Amazon and dozens of other engines, used by developers for rank tracking, competitor research and grounding AI applications.

Voice agent platform for building phone bots that handle inbound and outbound calls, with call transfer, telephony numbers and analytics, used by support and sales operations teams.

Observability platform for cloud native infrastructure, collecting metrics, traces and logs with controls to shape data volume and monitoring cost.

Language learning app built on spaced repetition, video clips of native speakers and chatbot practice, used by people picking up vocabulary in Spanish, French, Japanese and other languages.

Operating system that runs on QNAP network attached storage boxes, handling RAID volumes, file shares, backups, snapshots and an app store for extra services.

Digital signage service for scheduling playlists across screens from one dashboard, running on smart TVs, Android boxes and Raspberry Pi, priced per screen for small venues and chains.

Hosted dashboard for BullMQ and Bull job queues, showing jobs, failures and throughput and letting Node developers retry or remove work without writing their own admin screens.

Health data platform that pulls readings from patient wearables, glucose meters and blood pressure cuffs into clinical systems, used by health plans, hospitals and remote monitoring programs.

Feedback platform that pulls customer requests from Slack, email and support tickets into one board, merges duplicates and turns them into a public roadmap and changelog for product teams.

Raw photo editor for desktop with lens correction, denoising and local adjustments, used by photographers who want camera specific optical corrections before finishing an image.

Disk space analyzer for macOS that maps a drive as an interactive sunburst chart so users can spot and delete the files eating storage.

Deployment platform that runs applications on Kubernetes inside your own AWS, Google Cloud or Azure account, giving developers a push to deploy workflow without writing cluster configuration.

Publishing platform that drafts blog posts, newsletters and social updates from a company's connected tools, then sends them to subscribers and tracks what readers do.

Hosted service for durable workflow execution, running Temporal clusters so backend teams can write long lived processes that survive crashes, retries and restarts without custom state handling.

Enterprise platform for building, deploying and governing AI agents, with a studio for developers and a low code builder, used by banks, insurers and public sector IT teams.

Home server operating system for a Raspberry Pi or spare machine, installing a Bitcoin node, media servers and other self hosted apps from a store through a web dashboard.

Private question and answer site for a company, where engineers post internal questions, vote on answers and build a searchable record of how systems work.

Email service for sending marketing campaigns and transactional messages over SMTP or API, with a drag and drop template editor and deliverability reporting for developers and marketers.

Mapping service from Microsoft with driving directions, traffic, aerial imagery and street level views, used by consumers on the web while its developer APIs give way to Azure Maps.

Product onboarding tool for building in-app tours, checklists, tooltips and surveys without code, used by product and growth teams to guide new users through a first session.

Enterprise business intelligence platform for dashboards, governed semantic models and mobile reporting, sold under the Strategy name and used by large organizations reporting off warehouses and cubes.

Uptime monitoring service that checks websites and APIs from several regions, sending alerts by email, SMS or Slack and publishing hosted status pages for customers.

Email client for Gmail with AI search, thread summaries, scheduled send and shared labels, used by people who live in their inbox and want it triaged faster.

Phone calling platform for AI agents that answers and places calls on its own infrastructure, used by companies automating sales outreach, appointment booking and customer support lines.

Automation service that links apps and connected devices through simple trigger and action rules, used by people who want a phone, smart light or spreadsheet to react to an event.

Project management tool with boards, tables and custom fields for tracking tasks across teams, made by the company behind Clockify and aimed at small teams on tight budgets.

Merchant of record for software and SaaS companies, running checkout, subscriptions, global tax and payouts so sellers do not handle VAT registration or payment compliance themselves.

Automation service for crypto trading where users build if this then that rules that fire buys, sells and stop losses on connected exchange accounts without writing code.

Data and AI platform built on Apache Spark and Delta Lake, combining notebooks, SQL warehouses, pipelines and model serving, used by data engineers and analysts on top of cloud storage.

Contract drafting assistant that works inside Microsoft Word, suggesting clauses, flagging risky terms and benchmarking against precedent, used by transactional lawyers at small firms and in house teams.

Billing and automation software for hosting companies, handling invoices, payments, client accounts and automatic provisioning of servers, domains and SSL through provider modules.