Browse Open Source Software Alternatives

Mobile app for tracking watched TV episodes and movies, following show progress and getting reminders about upcoming releases.

Push notification service that delivers messages from scripts, servers and services to phone and desktop apps through a simple API.

Graph database for storing connected data and running deep relationship queries, used in fraud detection, recommendations and supply chain analysis.

Financial data and trading workstation that delivers market prices, news, analytics and messaging to traders, analysts and portfolio managers.

Market research terminal covering equities, ETFs, macro data and earnings transcripts, with screeners and custom dashboards used by financial advisors and analysts building client reports.

Meeting recorder for Zoom, Google Meet and Teams that transcribes calls, tags timestamps and pushes notes into a CRM, used by sales and customer research teams.

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.

Photo editing application for retouching, compositing, raw development and HDR merging, used by photographers and designers, now given away free under a Canva account.

Automated cryptocurrency trading bots that run strategies, signals, backtests and copy trading across exchanges from a hosted dashboard.

Software company making IDEs such as IntelliJ IDEA, PyCharm, WebStorm and Rider, plus the Kotlin language and TeamCity, used by professional developers across most language ecosystems.

Access management layer for infrastructure, brokering and auditing connections to servers, databases, clusters and internal applications.

GPU cloud for training and serving machine learning models, offering on demand pods and serverless endpoints, used by AI teams that want capacity without long term commitments.

Email sending service on AWS for transactional and bulk mail, handling delivery, bounces and reputation, used by developers who send from applications at low per message cost.

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.

AI code review for pull requests, posting line level comments, change summaries and suggested edits on GitHub and GitLab repositories.

On call and incident response platform for engineering teams, run from Slack, with escalation policies, status pages and the postmortems written after each outage.

Code review bot that indexes a whole repository and comments on pull requests with context from the wider codebase, used by engineering teams to catch bugs before merge.

Word processor from Microsoft for writing and formatting documents, with track changes, comments, styles and templates, used across offices for reports, contracts and letters.

Chatbot builder for WhatsApp, Instagram and Facebook Messenger, answering customer questions and recovering abandoned carts, used by online retailers running sales conversations without writing code.

Backup software for managed service providers, running scheduled jobs across servers, workstations and hypervisors into storage the provider controls, with a self hosted management server.

AI coding assistant that completes code and answers questions inside the editor, trained on permissively licensed code and deployable on private infrastructure for teams with strict data rules.

Messaging app for text, voice notes, calls and group chats, with end to end encryption, used by billions of people and by businesses for customer support.

Newsletter publishing platform with an editor, subscriber management, paid subscriptions and an ad network, used by writers and media companies running email newsletters as a business.

Web browser from The Browser Company with a chat sidebar that answers questions about open tabs, drafts text and automates repeated steps for everyday browsing.

Operating system for Synology network attached storage, managing files, backups, users and add-on apps such as photo and media servers from a browser.

CI/CD service built into GitHub that runs build, test and deployment workflows triggered by repository events such as pushes and pull requests.

Writing assistant that checks grammar, style and readability in long documents, with reports on repetition, pacing and sentence structure.

Browser based game engine for making 2D games, using event sheets and a visual editor to build game logic without writing code.

Enterprise content management and digital asset system for building sites and delivering marketing content across channels, aimed at large brand and web teams.

Chat assistant from Google built on the Gemini models, answering questions, writing and analysing text, images and code, with access to Search, Gmail and Workspace files.

Git client for macOS and Windows with a visual staging area, interactive rebase, merge conflict resolver and repository manager, used by developers who prefer a desktop UI.

Cloud infrastructure for running AI agents, giving each one a microVM sandbox that boots in milliseconds, keeps its filesystem between runs and routes model calls through a gateway.

Distributed relational database on Google Cloud, pairing SQL and strong consistency with horizontal scaling across regions for transactional workloads.

Portfolio tracker for investors, recording share and fund holdings across brokers to report performance, dividends and tax figures.

Smart home framework from Apple, letting the Home app and Siri control lights, locks and cameras from certified accessories across iPhone, iPad, Mac and Apple TV.