Browse Open Source Software Alternatives

Flashcard app that schedules reviews by how confident you rate each card, with a library of prepared decks, used by students and professionals cramming for exams and certifications.

Remote access and support software for controlling computers over the internet, used by help desks and by people reaching their own machines.

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.

AI customer service platform that automates support conversations across chat, email and voice for companies handling large volumes of inbound requests.

CRM and marketing automation for small businesses, joining lead capture, email and text campaigns, appointment booking, quotes, invoices and payments in one system service owners can run themselves.

Voice assistant for phones, speakers and displays, answering questions, controlling smart home devices and running routines through spoken commands.

Course platform for building and selling online schools, with a site builder, video lessons, quizzes and certificates, used by trainers and education businesses.

Equipment management platform for booking, checking out and maintaining gear, with QR scanning and a mobile app, used by broadcast, university and corporate IT teams.

Data observability platform that monitors warehouses, lakes and pipelines for freshness, volume and schema breaks, alerting data teams before broken tables reach dashboards and downstream reports.

Reading tracker for logging books, rating them and finding recommendations, with charts of moods, pace and genres.

Web search engine that indexes pages, images, news and video, ranking results for anyone looking up information, places or products online.

Database design tool that reverse engineers a schema into interactive diagrams, compares versions, generates migration scripts and runs queries across relational and NoSQL engines.

Reference manager for researchers and students, organizing PDFs, generating citations and bibliographies in word processors and syncing a personal library across devices.

Remote desktop software for connecting to and controlling computers over the internet, used for remote work, file transfer and IT support sessions.

Managed in memory cache service on AWS running Redis, Valkey or Memcached, handling provisioning, patching, failover and scaling for teams that need low latency reads.

Messaging app for chats, groups and channels, with cloud synced history, large file sharing and bots, used by people and communities that outgrow ordinary group chats.

Model risk and compliance tooling that tracks machine learning and generative systems through their lifecycle, documenting bias, drift and approvals for regulated organizations.

Mac menu bar monitor showing processor, memory, disk, network, battery and sensor readings, with alerts for people watching machine health.

Batch computing service that queues jobs, provisions compute and scales it down when work finishes, used for rendering, genomics and simulation workloads on AWS.

Family location app that shares where members are on a map, with driving reports, crash detection and place alerts, used by parents keeping track of children.

Rich text editor component that developers embed in web apps, with formatting toolbars, image handling, spell checking and plugins, offered as a cloud service or self hosted.

Navigation app with offline maps and turn by turn voice guidance for drivers, plus fleet and truck routing products sold to logistics companies.

Email marketing platform for creators, with landing pages, subscriber tagging, automated sequences and paid newsletters, used by writers and course sellers to build a mailing list.

Music streaming service with a catalog of around a hundred million tracks, podcasts, playlists and lyrics, used by listeners on mobile, desktop and car systems across Europe and Latin America.

Data quality platform where teams write checks against warehouse tables, run them in pipelines and get alerts on failures, used by data engineers and analysts to catch bad records.

File synchronization tool using peer to peer transfer between computers, phones and servers without a cloud account, used by people moving large media libraries across machines.

Workforce platform combining payroll, benefits, hiring and IT tasks like laptop shipping and app access, used by HR and operations teams to run onboarding from one employee record.

Reference manager for collecting citations, organizing PDFs and formatting bibliographies in journal styles, used by researchers and academic writers.

Cap table software for startups, tracking shares, options and SAFEs, modeling funding rounds and running 409A valuations, used by founders, finance leads and their lawyers.

Inference platform for deploying machine learning models on autoscaling GPUs, used by teams that want production endpoints, logs and metrics without running Kubernetes themselves.

In app onboarding tool for building product tours, checklists and announcement messages without engineering work, aimed at product and customer success teams.

Fraud prevention service that scores user activity in real time, helping online businesses block payment fraud, fake accounts and abuse.

Management interface for Docker, Kubernetes and Swarm, giving teams a browser view of containers, images, volumes and stacks with role based access instead of the command line.

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.

Video platform for sales and marketing teams, hosting and recording videos, embedding them in email and pages, and reporting who watched and for how long.