Browse Latest Open Source Tools & Software
The newest open source tools and software added to OpenAlternative, sorted by publish date. Discover what's fresh in the open source world.
Self-hosted password manager built for business teams
Stars
104Last commit
2 days agoLicense
Apache-2.0
Team-focused password manager with client-side encryption, SAML, LDAP, audit logs, and compliance policies. Self-host on your own servers or use as SaaS.
Open Source Alternative to:
Self-hosted AI agent for chat, automation, and workflows
Stars
50,106Last commit
7 hours agoLicense
MIT
Lightweight, self-hosted AI agent that runs in a web UI, terminal, or chat app, handling long-running workflows with controlled token budgets.
Open Source Alternative to:
Self-hosted Bitwarden server that runs lean on your hardware
Stars
70,780Last commit
9 hours agoLicense
AGPL-3.0
Unofficial Bitwarden-compatible server written in Rust, built for self-hosting on low-resource hardware without sacrificing client compatibility.
Open Source Alternative to:
Open blueprints for governed, always-on AI agents
Stars
23,029Last commit
4 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:
One API to deploy and run agents on any model or machine
Stars
Stars growing quickly over the last 30 days3,400Last commit
1 day agoLicense
Apache-2.0
Production-ready agent infrastructure that handles state, machines, permissions, and history so you don't have to build the platform yourself.
Open Source Alternative to:
AI agent runtime with encrypted enclaves for your secrets
Stars
12,716Last commit
6 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:
Lightroom-compatible RAW editor, no subscription
Stars
Stars growing quickly over the last 30 days1,680Last commit
6 hours agoLicense
MIT
Non-destructive RAW photo editor for macOS, Linux, and Windows that reads Lightroom catalogs, presets, and camera profiles. Free, MIT licensed, built in Rust.
Open Source Alternative to:
Organise, share, and control digital assets at scale
Stars
93Last commit
2 days agoLicense
BSD-3-Clause
Self-hostable DAM platform for managing images, video, documents, and audio with metadata search, approval workflows, and open API integrations.
Open Source Alternative to:
Self-hosted AI agent with 70+ providers and 30+ channels
Stars
33,378Last commit
5 hours agoLicense
Apache-2.0
A single Rust binary that runs a personal AI agent on your own hardware, connecting to 70+ LLM providers and 30+ messaging channels with built-in sandboxing and cryptographic tool receipts.
Open Source Alternative to:
Access control for AI agents your customers log in with
Stars
23Last commit
12 days agoLicense
BUSL-1.1
Detects AI agents using customer credentials, masks private fields, holds risky actions for passkey approval, and signs every decision on your own server.
Open Source Alternative to:
A team of AI agents in a chat app, on your own machine
Stars
Stars growing quickly over the last 30 days23,254Last commit
3 hours agoLicense
Apache-2.0
Run a team of AI agents locally on your own API keys and subscriptions, with scheduled tasks, computer use, and Gmail, GitHub and Slack integrations.
Open Source Alternative to:
Run Claude Code, Codex, Grok, and more from one app
Stars
Stars growing quickly over the last 30 days131Last commit
7 hours agoLicense
Apache-2.0
A Mac app that brings multiple AI coding agents into a single window, running on your existing subscriptions with parallel agent sessions, PR management, and a built-in browser.
Open Source Alternative to:
Coding agent that runs on local and open-weight models
Stars
68,890Last commit
11 hours agoLicense
Apache-2.0
Coding agent that lets LLMs write and execute code, manage files, and control your computer using local or low-cost models.
Open Source Alternative to:
Track your brand's visibility across AI answer engines
Stars
270Last commit
1 month agoLicense
AGPL-3.0
GEO tool that queries ChatGPT, Claude, Gemini, and Perplexity with your buyers' questions, then shows you who gets recommended and how to close the gap.
Open Source Alternative to:
Build and run AI agents that handle recurring work for you
Stars
188,039Last commit
5 hours agoLicense
Other
Platform for building, deploying, and running AI agents that automate repeatable digital work across research, outreach, content, and support without writing code.
Open Source Alternative to:
Type shortcuts, expand to full text instantly
Stars
14,782Last commit
23 hours 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:
Agentic AI framework that runs, learns, and self-corrects
Stars
19,867Last commit
23 hours agoLicense
MIT
Autonomous AI agent framework that operates on its own sandboxed computer, creates tools dynamically, manages memory, and executes multi-step workflows with full transparency.
Open Source Alternative to:
Turn short shortcuts into your everyday words
Stars
54Last commit
2 days agoLicense
AGPL-3.0
Text expander that replaces typed abbreviations with saved replies, signatures, and snippets across macOS, Windows, and Linux.
Open Source Alternative to:
General-purpose AI agent for code, workflows, and more
Stars
56,659Last commit
24 hours agoLicense
Apache-2.0
Local AI agent with a desktop app, CLI, and API that connects to 15+ LLM providers and 70+ extensions for code, research, automation, and data tasks.
Open Source Alternative to:
Lightweight code editor with agents, Git, and terminal built in
Stars
3,129Last commit
9 days agoLicense
AGPL-3.0
Open-source code editor for macOS, Windows, and Linux that puts coding agents, terminal, Git, and GitHub in a single window.
Open Source Alternative to:
Free, open-source image editor built for Mac compositing
Stars
Stars growing over the last 30 days18,687Last commit
18 hours agoLicense
MIT
Mac-native Photoshop alternative built around compositing and post-processing workflows, with layers, masks, blend modes, filters, and background removal.
Open Source Alternative to:
High-throughput, memory-efficient serving engine for LLMs
Stars
Stars growing over the last 30 days96,967Last commit
4 hours agoLicense
Apache-2.0
Inference and serving engine for large language models, built for speed and hardware efficiency with an OpenAI-compatible API and support for a wide range of open models.
Open Source Alternative to:
Error tracking, performance, and uptime in one place
Stars
170Last commit
12 days agoLicense
MIT
Self-hostable error tracking platform compatible with Sentry SDKs. Tracks exceptions, monitors performance, checks uptime, and collects logs without the Sentry price tag.
Open Source Alternative to:
Professional vector graphics editor for all skill levels
Stars
4,027Last commit
5 hours agoLicense
Other
Cross-platform vector graphics editor with flexible drawing tools, Bezier curves, powerful text handling, and broad file format support for illustrators and designers.
Open Source Alternative to:
A verified workspace where AI agents store and build knowledge
Stars
Stars growing quickly over the last 30 days906Last commit
1 day agoLicense
MIT
Busabase gives AI agents a shared database, knowledge base, and skills registry where every proposed change goes through human review before becoming canonical data.
Open Source Alternative to:
Website analytics, uptime monitoring, and server status in one
Stars
3,121Last commit
2 days agoLicense
Apache-2.0
Self-hostable platform combining website analytics, uptime monitoring, server status, Docker tracking, status pages, and telemetry for indie developers and small teams.
Open Source Alternative to:
Webhook delivery platform with retries, security, and a portal
Stars
3,481Last commit
2 days agoLicense
MIT
Add customer-facing webhooks to your product without building the infrastructure. Handles retries, signatures, multi-tenancy, filtering, and monitoring at scale.
Open Source Alternative to:
Programmable notes with queries, Lua scripting, and wiki links
Stars
Stars growing over the last 30 days6,538Last commit
5 hours agoLicense
MIT
A self-hosted, browser-based note-taking system that turns plain Markdown pages into a queryable, scriptable knowledge base you control.
Open Source Alternative to:
Sell tickets for events, conferences, and exhibitions
Stars
2,568Last commit
2 days agoLicense
Unknown
Full-stack ticketing platform covering online shop, point of sale, access control, and hardware for events of any size or industry.
Open Source Alternative to:
Chromium browser built for sharing with AI agents
Stars
Stars growing quickly over the last 30 days22,954Last commit
19 hours agoLicense
MIT
A Chromium-based browser that lets AI agents like Claude Code and Codex run web automation using your real logged-in sessions, without interrupting your browsing.
Open Source Alternative to:
Passwordless OIDC provider built for self-hosters
Stars
Stars growing over the last 30 days10,317Last commit
4 hours agoLicense
BSD-2-Clause
Self-hostable OpenID Connect and OAuth 2.0 provider that lets users sign in to any OIDC-compatible app using passkeys instead of passwords.
Open Source Alternative to:
Terminal coding agent with full model and data control
Stars
1,779Last commit
2 days agoLicense
MIT
Open-source AI coding agent for the terminal that works with 25+ model providers, keeps sessions on your disk, and ships as a single Go binary with no telemetry.
Open Source Alternative to:
Monitors websites and APIs, pages on-call, and publishes a status page
Stars
58Last commit
14 hours agoLicense
AGPL-3.0
Hosted uptime monitoring with multi-region checks, eight monitor types, on-call rotations, escalation policies, and public status pages for SaaS teams and agencies.
Open Source Alternative to:
On-the-fly image resizing and conversion for your own server
Stars
11,199Last commit
3 days agoLicense
Apache-2.0
Self-hosted image processing server that resizes, converts, and optimizes images on demand via URL parameters, with built-in security against common attack vectors.
Open Source Alternative to:
Live stock quotes, charts, and AI-scored news in your terminal
Stars
96Last commit
10 hours agoLicense
MIT
Terminal dashboard for stock quotes, candlestick charts, AI-scored news, SEC Form 4 insider activity, and earnings reads. Free tier, no card required.
Open Source Alternative to:
API management platform for developers and AI agents
Stars
2,131Last commit
4 days agoLicense
Apache-2.0
Open source API management platform that exposes databases as REST, routes microservice traffic, handles billing, and generates SDKs across multiple languages.
Open Source Alternative to:
Anonymous publishing with no accounts, tracking, or logins
Stars
Stars growing over the last 30 days336Last commit
8 hours agoLicense
Unlicense
Self-hosted platform for publishing text anonymously. Write, get a link, share it. No accounts, no tracking, no edits after posting.
Open Source Alternative to:
Self-hostable omnichannel chatbot platform for agencies
Stars
Stars growing quickly over the last 30 days1,124Last commit
7 hours agoLicense
MIT
Open source agentic chat marketing platform you can self-host, white-label, and resell. Automate omnichannel conversations across WhatsApp, Messenger, Instagram, Telegram, Zalo, TikTok, Email, and Webchat with a flow builder, shared inbox, AI agents, CRM, and broadcasts.
Open Source Alternative to:
Turn production traffic into regression tests, no code changes
Stars
Stars growing over the last 30 days19,803Last commit
4 hours agoLicense
Apache-2.0
Captures real API traffic and dependency calls via eBPF to generate tests and mocks automatically, then replays them in CI to catch regressions before they ship.
Open Source Alternative to:
Distributed tracing, metrics, logs, and GenAI monitoring in one
Stars
25,006Last commit
7 hours agoLicense
Apache-2.0
Open source observability platform covering distributed tracing, metrics, logs, profiling, and LLM cost tracking across 10+ languages with eBPF support on Kubernetes.
Open Source Alternative to:
Blogging platform with built-in SEO, themes, and APIs
Stars
26Last commit
2 days agoLicense
AGPL-3.0
Self-hostable blogging platform with a clean editor, zero-config SEO, custom themes, real-time collaboration, and built-in comments and newsletters.
Open Source Alternative to:
Cost-effective log aggregation that indexes labels, not full text
Stars
29,158Last commit
4 hours agoLicense
AGPL-3.0
Horizontally scalable, multi-tenant log aggregation system that stores and queries logs using label-based indexing instead of full-text indexing, keeping storage costs low.
Open Source Alternative to:
Postiz – The All-in-One agentic social media scheduling tool
Highseat
Stellar Hosted
CodeRabbit