Open Source Projects using Swift
A curated collection of the 70 best open source software using Swift. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.
Local voice dictation with AI enhancement for macOS
Stars
5,988Last commit
15 hours agoLicense
GPL-3.0
Privacy-first dictation app for Apple Silicon Macs that transcribes speech locally, cleans up output with AI, and auto-switches settings per app.
Open Source Alternative to:
Team chat with email, tasks, and docs in one workspace
Stars
3,755Last commit
6 hours agoLicense
AGPL-3.0
Team chat app with inline threads, mention-based sharing, a unified inbox for chat and email, and an AI agent that works across your full workspace.
Open Source Alternative to:
Markdown docs wired into tasks, email, and agents
Stars
3,755Last commit
6 hours agoLicense
AGPL-3.0
Collaborative markdown documents with real-time CRDT editing, AI agent cursors, mention linking, and built-in properties tied to your tasks, channels, and email.
Open Source Alternative to:
A self-building CRM powered by your email
Stars
3,755Last commit
6 hours agoLicense
AGPL-3.0
Automatically creates and enriches contacts, companies, and deal threads from your team's email. No data entry, no imports, no admin overhead.
Open Source Alternative to:
Keyboard-first email client with AI, chat, and tasks
Stars
3,755Last commit
6 hours agoLicense
AGPL-3.0
An AI-powered email client that combines inbox management, chat, tasks, and AI agents in one shared workspace, built for keyboard-driven workflows.
Open Source Alternative to:
Task management with GitHub sync and AI agents for devs
Stars
3,755Last commit
6 hours agoLicense
AGPL-3.0
Task manager built for engineering teams, combining status tracking, priority management, GitHub integration, and AI agents that can close tasks automatically.
Open Source Alternative to:
An AI assistant that acts, not just answers
Stars
386,794Last commit
6 hours agoLicense
MIT
A personal AI assistant that connects to your existing chat apps and handles real tasks like email, calendar, and flight check-ins on your behalf.
Open Source Alternative to:
Run LLMs locally with minimal setup, maximum hardware support
Stars
124,707Last commit
7 hours agoLicense
MIT
C/C++ inference engine for large language models, supporting quantization, multi-GPU, Apple Silicon, and an OpenAI-compatible server across a wide range of hardware.
Open Source Alternative to:
Self-hosted remote desktop you fully control
Stars
121,254Last commit
17 hours agoLicense
AGPL-3.0
Cross-platform remote desktop software that runs on your own servers, giving you full data control as a direct alternative to TeamViewer and AnyDesk.
Open Source Alternative to:
Self-hosted photo and video backup for your own server
Stars
111,725Last commit
7 hours agoLicense
AGPL-3.0
Back up, organize, search, and browse your personal photo and video library on your own server, with no third-party cloud access.
Open Source Alternative to:
Postgres-powered backend platform for production apps
Stars
108,160Last commit
6 hours agoLicense
Apache-2.0
Provides a full backend stack built on Postgres: authentication, auto-generated APIs, edge functions, realtime subscriptions, file storage, and vector search.
Open Source Alternative to:
Share files securely across all devices without servers
Stars
88,731Last commit
22 hours agoLicense
Apache-2.0
Free, open-source file sharing tool for nearby devices. Cross-platform support with end-to-end encryption, no registration required, automatic device discovery.
Open Source Alternative to:
AI workspace for docs, projects, and wikis you control
Stars
75,732Last commit
8 days agoLicense
AGPL-3.0
Open source collaborative workspace combining notes, databases, and AI with full data ownership, offline support, and self-hosting options.
Open Source Alternative to:
Docs, whiteboards, and databases in one privacy-first workspace
Stars
71,679Last commit
7 hours agoLicense
MIT
An open-source, local-first knowledge base that merges structured docs, infinite whiteboards, databases, and AI into a single workspace for teams and creators.
Open Source Alternative to:
An independent browser engine built from scratch, not a fork
Stars
65,743Last commit
7 hours agoLicense
BSD-2-Clause
Open source web browser with its own engine, built from scratch without Blink, WebKit, or Gecko. Non-profit backed, no search deals, no user monetization.
Open Source Alternative to:
Free, open-source software for video recording and live streaming
Stars
75,212Last commit
5 days agoLicense
GPL-2.0
OBS Studio offers high-quality video recording and live streaming capabilities, supporting multiple platforms and providers.
Open Source Alternative to:
Run multiple AI coding agents in parallel, side by side
Stars
48,972Last commit
15 hours agoLicense
MIT
Agent Development Environment that runs Claude Code, Codex, Gemini, and other CLI agents in parallel across isolated git worktrees, with terminals, browser, diff review, and git tools built in.
Open Source Alternative to:
Fast GPU-accelerated terminal with native UI design
Stars
59,890Last commit
8 hours agoLicense
MIT
Experience blazing-fast terminal performance with GPU acceleration and platform-native UI. Cross-platform compatibility meets modern design.
Open Source Alternative to:
Encrypted note-taking that syncs across all your devices
Stars
56,009Last commit
10 hours agoLicense
Unknown
Cross-platform note-taking app with end-to-end encryption, Markdown support, web clipping, and sync via Dropbox, OneDrive, or Joplin Cloud.
Open Source Alternative to:
Privacy-first knowledge base that connects your notes
Stars
44,512Last commit
17 hours agoLicense
AGPL-3.0
Local-first, open-source knowledge management tool with bidirectional linking, outlines, flashcards, PDF annotations, and whiteboards for building a connected second brain.
Open Source Alternative to:
Team chat, project management, and AI agents in one place
Stars
28,605Last commit
6 hours agoLicense
Apache-2.0
Workspace that combines team chat, project planning, and git management with AI agents that collaborate alongside your team on shared context.
Open Source Alternative to:
Your personal distributed filesystem
Stars
38,794Last commit
22 days agoLicense
AGPL-3.0
A cross-platform file manager that unifies your devices into a seamless, organized digital workspace.
Open Source Alternative to:
Press a key, speak, release. Text appears instantly.
Stars
29,938Last commit
17 hours agoLicense
MIT
Cross-platform desktop app that transcribes your voice into any text field using a keyboard shortcut, with all processing done locally on your machine.
Open Source Alternative to:
Zero-config VPN with WireGuard for secure networking
Stars
35,357Last commit
7 hours agoLicense
BSD-3-Clause
Deploy a modern WireGuard-based VPN with zero configuration. Connect devices securely across clouds, VPCs, and on-premises networks without firewall rules.
Open Source Alternative to:
Private, secure video calls with no account needed
Stars
29,770Last commit
6 hours agoLicense
Apache-2.0
Host encrypted video conferences directly in your browser, deploy on your own servers, or integrate into applications - all with this powerful open source platform.
Open Source Alternative to:
Secure, private photo storage and sharing solution
Stars
28,417Last commit
9 hours agoLicense
AGPL-3.0
End-to-end encrypted cloud storage for photos and videos, offering privacy, security, and seamless cross-device syncing.
Open Source Alternative to:
24/7 screen and audio recorder with AI memory search
Stars
21,111Last commit
6 hours agoLicense
MIT
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.
Open Source Alternative to:
A native code editor for macOS
Stars
22,985Last commit
1 day agoLicense
MIT
A lightweight, natively built editor. Open source and free forever. Develop any project using any language at speeds like never before.
Open Source Alternative to:
Serverless Postgres for modern applications
Stars
22,901Last commit
3 months agoLicense
Apache-2.0
Cloud-native, auto-scaling Postgres with instant branching, bottomless storage, and pay-per-use pricing
Open Source Alternative to:
Social media reimagined for community and connection
Stars
18,230Last commit
6 hours agoLicense
MIT
A decentralized social network focused on fostering meaningful interactions and giving users control over their data and experience.
Open Source Alternative to:
Task manager built for deep work, privacy, and focus
Stars
21,454Last commit
2 days agoLicense
MIT
Combines task management, time tracking, Pomodoro focus sessions, and GitHub/Jira integration in a local-first app for Windows, macOS, Linux, Android, and iOS.
Open Source Alternative to:
Collaborative bookmark manager for teams and individuals
Stars
19,529Last commit
8 hours agoLicense
AGPL-3.0
Open-source platform to collect, organize, and preserve webpages with powerful collaboration features
Open Source Alternative to:
Run dozens of AI coding agents in parallel on your machine
Stars
13,088Last commit
6 hours agoLicense
Elastic-2.0
macOS app that orchestrates multiple AI coding agents simultaneously, each in its own isolated Git worktree, so you can work on many tasks at once.
Open Source Alternative to:
Privacy-first survey and experience management platform
Stars
12,794Last commit
7 hours agoLicense
AGPL-3.0
Collect feedback across websites, apps, and emails with targeted surveys, user segmentation, and GDPR-compliant data handling. Self-host or use the cloud.
Open Source Alternative to:
Privacy-first offline maps for hiking, cycling & navigation
Stars
15,152Last commit
7 hours agoLicense
Apache-2.0
Free, open-source offline maps app with detailed trails, turn-by-turn navigation, and zero tracking. Perfect for hikers, cyclists, and travelers seeking privacy.
Open Source Alternative to:
Advanced terminal with modern features for Mac developers
Stars
17,944Last commit
17 hours agoLicense
GPL-2.0
Feature-rich terminal replacement for macOS with split panes, search, autocomplete, and extensive customization options for enhanced productivity.
Open Source Alternative to:
Remove Mac apps and all their leftover files
Stars
14,373Last commit
2 months agoLicense
Unknown
Mac app uninstaller that finds and removes associated files, orphaned leftovers, and development artifacts across macOS 13 and later.
Open Source Alternative to:
Zero-knowledge encrypted notes that sync across all devices
Stars
14,440Last commit
14 hours agoLicense
GPL-3.0
End-to-end encrypted note-taking app with zero-knowledge architecture, cross-device sync, web clipper, and a self-hostable sync server.
Open Source Alternative to:
On-device voice dictation for macOS with adaptive AI
Stars
10,688Last commit
18 hours agoLicense
GPL-3.0
Free, open-source macOS dictation app that transcribes speech locally, polishes output with an on-device AI model, and adapts tone to whichever app you're typing into.
Open Source Alternative to:
Common layer for composing and governing AI agents
Stars
9,052Last commit
6 hours agoLicense
Apache-2.0
Meta-harness that sits above Claude Code, Codex, and other AI agents to add policy enforcement, sandboxing, and real-time collaborative sessions.
Open Source Alternative to:
Self-hosted session replay with complete data control
Stars
12,527Last commit
11 hours agoLicense
AGPL-3.0
Open-source session replay and product analytics platform you can self-host for complete control over data security, privacy, and compliance.
Open Source Alternative to:
Private meeting notes, no bots, files you own
Stars
9,088Last commit
6 hours agoLicense
MIT
Records system audio without joining your call, then turns rough notes into editable summaries. Audio, transcripts, and notes stay as local files.
Open Source Alternative to:
Openlane – Open-source, developer-first platform for automated compliance, risk management, and built-in Trust Center.
Capture
c15t
Stellar Hosted