Open Source Projects using Rust
A curated collection of the 151 best open source software using Rust. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.
Fast, scalable vector database for AI applications
Stars
35,086Last commit
6 hours agoLicense
Apache-2.0
Qdrant is an open-source vector database that provides high-performance similarity search for AI and machine learning applications.
Open Source Alternative to:
Organize terminal sessions with built-in layouts, tabs, and panes
Stars
35,740Last commit
2 days agoLicense
MIT
A terminal multiplexer that organizes your workflow with intuitive layouts, tabs, and panes. Includes batteries for seamless terminal workspace management.
Open Source Alternative to:
Multi-model AI workspace with org-wide skill sharing
Stars
24,121Last commit
5 hours agoLicense
MIT
Desktop app for teams to run AI agents across 50+ LLMs, share skills and MCP servers org-wide, and automate browser tasks with your own keys.
Open Source Alternative to:
AI-powered code completion for seamless development
Stars
33,916Last commit
4 months agoLicense
Apache-2.0
Self-hosted AI coding assistant that enhances productivity with context-aware suggestions and privacy-focused implementation.
Open Source Alternative to:
Open blueprints for governed, always-on AI agents
Stars
22,750Last commit
5 hours agoLicense
Apache-2.0
Collection of open blueprints combining models, agent harnesses, and runtime controls to deploy specialized autonomous AI agents with policy-based guardrails.
Open Source Alternative to:
Secure, private photo storage and sharing solution
Stars
29,411Last 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:
Open-source vector database for AI search and retrieval
Stars
29,511Last commit
8 hours agoLicense
Apache-2.0
Open-source vector database designed for AI applications. Store, search, and retrieve embeddings with semantic similarity matching and metadata filtering.
Open Source Alternative to:
Purpose-built time series database for real-time systems
Stars
31,765Last commit
6 hours agoLicense
Apache-2.0
InfluxDB handles high-velocity, high-resolution time series data at scale, built for telemetry, edge devices, IoT, and physical AI workloads.
Open Source Alternative to:
Screen recorder with instant sharing and a built-in editor
Stars
23,347Last commit
5 hours agoLicense
AGPL-3.0
Record your screen in Instant, Studio, or Screenshot mode, then share via a link with auto-generated transcripts, chapters, and summaries.
Open Source Alternative to:
Spaced repetition flashcards that remember for you
Stars
32,033Last commit
6 hours agoLicense
Unknown
Flashcard app using spaced repetition to schedule reviews at the exact moment you're likely to forget, so you retain more with less study time.
Open Source Alternative to:
Time-series database and historian for industrial data
Stars
25,161Last commit
13 hours agoLicense
AGPL-3.0
High-performance time-series database with industrial data management, built-in stream analytics, and AI-driven anomaly detection for operational environments.
Open Source Alternative to:
GPU-accelerated terminal emulator with multiplexing across all platforms
Stars
29,237Last commit
4 days agoLicense
MIT
Cross-platform terminal emulator and multiplexer with GPU acceleration, true color support, and Lua configuration. Runs on Linux, macOS, Windows, FreeBSD, and NetBSD.
Open Source Alternative to:
Local-first, Git-native personal knowledge base with AI
Stars
20,085Last commit
8 hours agoLicense
AGPL-3.0
A free, open source note-taking app built on plain Markdown files, Git version control, and direct AI model integration. No account required.
Open Source Alternative to:
Procedural vector editor that runs in your browser, no signup needed
Stars
27,618Last commit
5 hours agoLicense
Apache-2.0
A free, open source vector graphics editor built around nondestructive, node-based design. Runs locally in the browser, exports SVG, PNG, and JPG.
Open Source Alternative to:
24/7 screen and audio recorder with AI memory search
Stars
21,954Last commit
5 hours agoLicense
Other
Records your screen and microphone locally, transcribes meetings automatically, and exposes selected work context to compatible AI assistants through its MCP server and local API.
Open Source Alternative to:
Take control of your identity with a secure, flexible solution
Stars
25,969Last commit
6 hours agoLicense
MIT
authentik is an open-source identity provider that offers self-hosted authentication, authorization, and user management for businesses of all sizes.
Open Source Alternative to:
Petabyte-scale observability, without the massive bill.
Stars
22,382Last commit
6 hours agoLicense
AGPL-3.0
Monitor logs, metrics, and traces with an open-source observability platform. Achieve petabyte scale with 140x lower storage costs and high performance.
Open Source Alternative to:
Revolutionize your Git workflow with simultaneous branches
Stars
21,811Last commit
7 hours agoLicense
FSL-1.1-MIT
GitButler is a powerful Git client that enables seamless work on multiple branches concurrently, enhancing your existing workflow.
Open Source Alternative to:
Collect, transform, and route logs and metrics in one tool
Stars
22,706Last commit
5 hours agoLicense
MPL-2.0
Rust-built observability pipeline tool that collects, transforms, and routes logs and metrics across 47 sources and 62 sinks with no runtime dependencies.
Open Source Alternative to:
Serverless Postgres for modern applications
Stars
23,209Last commit
2 months agoLicense
Apache-2.0
Cloud-native, auto-scaling Postgres with instant branching, bottomless storage, and pay-per-use pricing
Open Source Alternative to:
Fast, secure, offline API client with Git integration
Stars
19,321Last commit
8 hours agoLicense
MIT
A modern API client offering local-only data storage, Git integration, plugin extensibility, and multi-protocol support for developers.
Open Source Alternative to:
Unify data models and metrics across your entire stack
Stars
21,018Last commit
6 hours agoLicense
Unknown
Cube is a universal semantic layer that connects data sources to analytics tools, providing consistent definitions and fast queries.
Open Source Alternative to:
Open-source workflow automation for developers
Stars
18,192Last commit
6 hours agoLicense
Unknown
Powerful, self-hosted platform for building and running workflows, scripts, and apps with code-first approach and collaborative features.
Open Source Alternative to:
Fast grammar checking that respects your privacy
Stars
16,450Last commit
5 hours agoLicense
Apache-2.0
Open source grammar checker that analyzes your writing quickly while keeping your data completely private and secure on your device.
Open Source Alternative to:
AI agent runtime with encrypted enclaves for your secrets
Stars
12,657Last commit
3 days agoLicense
Apache-2.0
Runs AI agents inside Trusted Execution Environments on NEAR AI Cloud, keeping credentials encrypted and invisible to the model at all times.
Open Source Alternative to:
Ad-free music player that streams from multiple sources
Stars
18,700Last commit
6 hours agoLicense
AGPL-3.0
Open-source desktop music player for Windows, macOS, and Linux. Search artists and tracks across multiple sources, build playlists, and listen without ads or tracking.
Open Source Alternative to:
SQLite-compatible database for scalable multi-tenant applications
Stars
17,275Last commit
2 days agoLicense
MIT
Turso provides a simple developer experience with SQLite compatibility, allowing you to build and scale multi-tenant applications with unlimited databases.
Open Source Alternative to:
Common layer for composing and governing AI agents
Stars
10,830Last commit
5 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:
High-performance time-series database for massive data scale
Stars
17,444Last commit
5 hours agoLicense
Apache-2.0
Open-source time-series database offering massive ingestion throughput, millisecond queries, and SQL extensions, designed for optimal performance at any hardware scale.
Open Source Alternative to:
Streamline your business finances and operations
Stars
15,069Last commit
4 months agoLicense
AGPL-3.0
All-in-one tool for freelancers and small businesses to manage finances, track time, store files, and send invoices efficiently.
Open Source Alternative to:
Build full-stack apps with TypeScript and real-time sync
Stars
12,702Last commit
2 days agoLicense
Unknown
Open-source reactive database that keeps your web and mobile apps in sync. Write everything in TypeScript with built-in auth, cron jobs, and AI integration.
Open Source Alternative to:
Ultra-fast data transformation for AI with lineage
Stars
11,709Last commit
5 hours agoLicense
Apache-2.0
Open-source ETL framework built in Rust for AI workloads. Features incremental processing, data lineage, and observability tools for semantic search and RAG applications.
Open Source Alternative to:
Open source messaging with privacy and community focus
Stars
10,594Last commit
6 hours agoLicense
AGPL-3.0
Free, open-source instant messaging and VoIP platform with full Markdown support, voice/video calls, moderation tools, and self-hosting options for communities.
Open Source Alternative to:
Build your own federated discussion community
Stars
14,624Last commit
1 day agoLicense
AGPL-3.0
Open-source forum and link aggregator that connects communities across the fediverse. Self-hosted, ad-free, with powerful moderation tools and federation.
Open Source Alternative to:
Type shortcuts, expand to full text instantly
Stars
14,636Last commit
5 days agoLicense
GPL-3.0
Cross-platform text expander that replaces typed keywords with full snippets, templates, dates, emojis, or script output across any app.
Open Source Alternative to:
AI-Powered Note Taking App
Stars
11,094Last commit
2 months agoLicense
GPL-3.0
The next generation of open-source AI-powered card notes designed to help you quickly capture and organize inspiration so that ideas never run out.
Open Source Alternative to:
Design editor that opens Figma files, runs AI, and stays local
Stars
9,023Last commit
6 hours agoLicense
MIT
A Figma-compatible design editor with built-in AI chat, headless CLI, real-time P2P collaboration, and a Vue SDK for building custom editors. No account needed.
Open Source Alternative to:
Private meeting notes, no bots, files you own
Stars
9,515Last commit
17 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:
Accelerate backend development with effortless scalability
Stars
12,450Last commit
4 days agoLicense
MPL-2.0
A powerful platform for building cloud backends, automating infrastructure, and simplifying development workflows for faster, more efficient coding.
Open Source Alternative to:
Ultra-fast AI gateway with enterprise-grade reliability
Stars
8,833Last commit
5 hours agoLicense
Apache-2.0
Open-source AI gateway delivering 50x faster performance than alternatives. Access 1000+ models from 8+ providers with built-in governance, fallback, and observability.
Open Source Alternative to:
Lightning-fast search for massive datasets
Stars
11,721Last commit
14 hours agoLicense
Apache-2.0
High-performance search engine designed for big data, offering scalability, real-time indexing, and cost-effective operations.
Open Source Alternative to:
Graph database built for GraphRAG and multi-tenant AI apps
Stars
10,157Last commit
11 hours agoLicense
SSPL-1.0
Graph database using sparse matrix representation and linear algebra to deliver ultra-low latency Cypher queries, native multi-tenancy, and built-in GraphRAG support for AI applications.
Open Source Alternative to:
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