Browse Open Source Software Alternatives

Spreadsheet in the browser for calculations, charts and data cleanup, with real time collaboration, formulas and scripting for teams and analysts.

Backup tool with deduplication and client side encryption that writes snapshots to cloud storage buckets or local disks, used by individuals and admins protecting servers and workstations.

Embedded integration platform that lets SaaS companies ship native connections to Salesforce, Slack and other customer apps, handling auth, sync and monitoring for product engineering teams.

AI app builder that turns prompts into full stack web projects in the browser, letting people edit, run and deploy the generated code.

Point and click web scraping tool that extracts data from websites into spreadsheets, databases or APIs, aimed at analysts without programming skills.

Dictation app for Mac and iPhone that turns speech into text in any application, plus voice notes and meeting transcription without a bot joining the call.

Invoicing tool for freelancers and small businesses, creating estimates and invoices, tracking time and expenses, and chasing payment with automatic reminders and online payment links.

Serverless runtime that executes JavaScript and WebAssembly on Cloudflare's edge network close to users, with key value storage, queues and durable objects, used by developers deploying APIs.

Observability tool built on wide events and traces, letting engineers slice production telemetry by any field to work out why a specific request or user was slow.

Voice note app that transcribes rambling speech and rewrites it as clean prose in a chosen style, used by writers, founders and anyone who thinks faster than they type.

No-code app builder for internal tools and client portals, built on data from Airtable, Google Sheets or its own database, with user logins and role based permissions.

App builder that turns plain language prompts into working web apps, handling database, authentication and hosting behind the scenes, used by founders and product teams shipping without engineers.

Payment and billing platform acting as merchant of record for software sellers, handling subscriptions, license keys, VAT and sales tax filing across more than a hundred countries.

Hosting platform for applications, databases, object storage and static sites, deploying straight from a Git repository and handling scaling, so small teams ship without running their own infrastructure.

Social media management tool for scheduling posts across accounts, approving client content, replying from a shared inbox and reporting on performance. Built for marketing agencies and small brand teams.

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.

Video hosting platform for marketing teams, with a customisable player, lead capture forms, per viewer engagement graphs and integrations that push watch data into CRM and email tools.

Managed machine learning service on AWS for preparing data, training and tuning models, then hosting them behind endpoints, used by teams that would rather not run their own GPU clusters.

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.

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

Builder for in-app onboarding flows, tours and checklists, used by product teams to guide new users without writing code.

Applicant tracking system that posts jobs to job boards, screens candidates, schedules interviews and manages offers, used by recruiters and hiring managers at small and midsize companies.

Hosted agent runtime from Anthropic that runs Claude in a sandbox with file, shell and web tools, used by developers who want long running agents without building their own loop.

Karaoke streaming service with a licensed song catalog for home apps and a separate venue product for bars, covering song queues and singer sign up.

Managed Apache Kafka service that provisions and scales streaming clusters, so teams publish and consume event streams without operating brokers themselves.

Cloud delivered network security service from Palo Alto Networks that routes remote workers and branch traffic through inspection for firewalling, secure web access and data loss prevention, used by enterprises retiring VPN concentrators.

Legal assistant for law firms and in house counsel, drafting, reviewing and researching documents against contracts, filings and case material.

Streaming database that keeps SQL views incrementally up to date as new events arrive, used by engineering teams building real time dashboards, alerting and operational data products.

Code editor for macOS from Panic with built in terminal, Git, SSH publishing and an extension library, used by web developers who want a native Mac app rather than Electron.

Booking and client management software for service businesses, handling online appointments, Stripe payments, reminders and a simple website, used by therapists, trainers, salons and consultants.

Assistant built into Word, Excel, Outlook and Teams that drafts documents, summarizes threads and meetings and answers questions over company files, licensed per seat for office workers.

Expense splitting app for groups sharing costs on trips, flatshares and nights out, tracking who paid what and settling balances between friends.

Fraud and abuse detection for online products, scoring logins, registrations and transactions to block account takeover and automated bot activity.

Appointment scheduling service with a public booking page, calendar sync, reminders and payments, used by salons, clinics and small service teams to let customers book slots themselves.

Product information management system where retailers and manufacturers centralise catalog attributes, images and translations, then syndicate them to online stores, marketplaces and print channels.