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An open-source runtime for building and running production AI agent systems, for developers who don't want to hand-roll retrieval, memory, and execution logic.
Open sourceSelf-hosted
What to know▼
How it works
Handles retrieval, memory, model routing, and verification instead of hardcoded pipelines
What's different
Self-hostable, open-source, with governed execution including planning, verification, and replay
Best for
Developers building production AI systems in Python or Go
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Local-first Terraform scanner that audits cost, security and reliability in one pass with no upload, MIT licensed.
No sign-upWorks offlineData stays with you
What to know▼
How it works
Scans Terraform locally for security, cost, reliability, and governance issues in one pass, and writes the patch when a cost fix and a security risk hit the same resource.
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An open-source, Docker-free local PHP environment for macOS and Linux — automatic HTTPS, per-site PHP versions, zero-config sites. A direct alternative to Laravel Herd for developers.
Open sourceNo subscription
What to know▼
How it works
A local PHP development environment: park a folder and every project inside becomes instantly live at .test; issues per-site HTTPS certificates automatically; installs multiple PHP versions side by side, pinned per site; runs MySQL, MariaDB, PostgreSQL, Redis and an SMTP catcher as native processes supervised by one daemon; streams Laravel dump()/dd(), queries, jobs and requests to a dedicated window.
What's different
Open-source, rootless and Docker-free — a direct alternative to Laravel Herd, MIT licensed with every feature included.
Pricing
Open-source, no subscription.
Best for
macOS and Linux developers running local PHP/Laravel projects who want to avoid Docker.
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Self-hosted, open-source email infrastructure for sending transactional email and campaigns from your own server with a developer API, instead of relying on a third-party email service.
Open sourceSelf-hosted
What to know▼
How it works
Sends transactional email, campaigns, and inbound mail from a self-hosted control plane, storing data in a single SQLite file and supporting SES, SMTP, direct MX, or a local sandbox.
Best for
Developers who want to run and own their email infrastructure rather than outsourcing it.
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A free, open-source Windows disk cleaner designed to find reclaimable space (old drivers, duplicate files, WSL/Docker disks) without deleting things you need.
FreeOpen sourceNo ads
What to know▼
How it works
Finds reclaimable disk space including WSL/Docker disks, old drivers, and duplicate files, with Recycle Bin safety and a full audit log.
What's different
Engineered so it can't delete what you care about.
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An edge-native transactional email service for Next.js/Vercel/Cloudflare apps, with a self-hosted open-source option, for developers who don't want to run their own email infrastructure.
Open sourceSelf-hosted
What to know▼
How it works
An edge-native transactional email service for Next.js, Vercel and Cloudflare Workers, with an open-source self-host option.
What's different
Runs at the edge alongside the deploy rather than as a separate hosted email service, and can be self-hosted.
Best for
Developers on Next.js/Vercel/Cloudflare who want transactional email without running their own infrastructure.
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Open-source, Cloudflare-hosted email infrastructure for developers: disposable inboxes, webhook automation and REST/SDK/MCP access, aimed at testing and CI/CD pipelines.
Open source
What to know▼
How it works
Open-source, Cloudflare-native email infrastructure with disposable inboxes, real-time email receiving, webhook automation, and REST APIs, SDKs and MCP integration.
What's different
Open-source and Cloudflare-native, avoiding reliance on proprietary email infrastructure.
Best for
Developers needing email infrastructure for testing, CI/CD, or AI agents.
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An open-source, self-hosted hosting control panel positioned as a free alternative to cPanel/WHM, with built-in multi-chain crypto payments.
FreeOpen sourceNo subscription
What to know▼
How it works
A self-hosted hosting control panel with one-command cross-distro install: unlimited sites, automatic Cloudflare DNS and HTTPS, email, databases, file manager, staging, and a built-in multi-chain crypto payment gateway.
What's different
Positioned as a free, open-source alternative to cPanel/WHM with crypto payments to wallets you control, no KYC.
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An open-source C++/Python framework for running your own crypto funding-rate arbitrage and market-making bots on your own servers instead of a cloud platform — used at institutional trading desks.
Open sourceSelf-hosted
What to know▼
How it works
An open-source C++/Python framework for running crypto funding-rate arbitrage and low-latency market-making bots, with Python for strategy logic and C++ for execution; installable via pip.
What's different
Strategies, API keys and execution run entirely on your own infrastructure rather than a cloud bot platform, and it offers enterprise private deployment.
Best for
Institutional trading desks and developers wanting to self-host crypto trading strategies rather than use a hosted bot platform.
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An open-source Kubernetes operator: add a database row and it provisions a running app, deactivate the row to tear it down. Apache 2.0, for developers and DevOps teams.
Open sourceSelf-hosted
What to know▼
How it works
An open-source Kubernetes operator that treats a database as the source of truth for infrastructure — adding a row provisions a fully running, continuously reconciled app stack, and deactivating the row tears it down.
What's different
Infrastructure is driven by database rows rather than manifests or a separate deployment pipeline.
Pricing
Open source, Apache 2.0.
Best for
Developers and DevOps teams who want to provision and tear down app stacks by editing database rows.
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An open-source local MCP server that gives AI coding assistants like Claude Code, Cursor and Copilot a live map of your AWS setup, database schemas and infrastructure-as-code.
Watch out · Read-only and local-only by design, but it does connect to your live AWS account to build its map.
Works offlineOpen source
What to know▼
How it works
An open-source MCP server that gives AI coding assistants like Claude Code, Cursor, and Copilot a live, read-only map of your AWS services, database schemas, and infrastructure-as-code, including exact partition keys, Lambda event shapes, and misconfiguration warnings.
What's different
One command, zero config, runs 100% locally with no data leaving your machine.
Pricing
Open source.
Best for
Developers using AI coding assistants who want those assistants to understand their real AWS infrastructure instead of guessing.
Watch out
Read-only and local-only by design, but it does connect to your live AWS account to build its map.
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Managed cloud hosting to deploy autonomous AI agents (like OpenClaw) in under 60 seconds, with several frontier models included free.
FreeNothing to installOpen source
What to know▼
How it works
Deploys autonomous AI agents like OpenClaw or Hermes to managed cloud hosting in under 60 seconds, connecting to Telegram, WhatsApp, Slack, Discord, Signal, and iMessage; includes a browser-based terminal.
What's different
Handles container security, auto-updates, monitoring, and crash recovery instead of a raw Linux VPS.
Pricing
Frontier models (GPT-5.4, GPT-5.3, Mistral Large 3, Kimi K2.5, Deepseek V3.2) included free for a limited time; plans start at $2.99/month.
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A free, open-source, self-hosted hosting control panel for Rocky Linux, AlmaLinux, and RHEL that manages email, WordPress, PHP versions, SSL, and DNS, as an alternative to cPanel or Plesk.
FreeOpen sourceSelf-hosted
What to know▼
How it works
Manages email (exim/dovecot/Roundcube/SpamAssassin), WordPress, multiple PHP versions, SSL, and DNS on Rocky Linux, AlmaLinux, or RHEL 8/9.
Best for
Server admins migrating away from cPanel or Plesk who want a free, self-hosted control panel.
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A self-hosted, open-source AI coding agent that runs on your local Ollama models and can be driven from Slack, Telegram, Discord, or the web, with human-in-the-loop plan approval before it edits code.
FreeData stays with youOpen source
What to know▼
How it works
Uses a ReAct architecture with human-in-the-loop plan approval, deterministic edits, and PR creation; supports DeepSeek, Llama, Qwen, Mistral, OpenAI, Claude, and Gemini models.
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An open-source, offline-first cache for package manager downloads, install once and reuse everywhere without re-fetching, built for CI pipelines, classrooms and low-bandwidth teams.
Works offlineOpen source
What to know▼
How it works
An open-source, offline-first cache that stores package manager dependencies locally so they're downloaded once and reused on subsequent installs, including without an internet connection.
What's different
Open source and works fully offline once dependencies are cached, unlike hosted package registries that require a live connection.
Best for
Developers, CI pipelines, classrooms, and teams working in low-bandwidth environments who repeatedly reinstall the same dependencies.
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Open-source, white-label fax server software that lets internet phone and VoIP providers offer branded online fax services to their own customers.
Open source
What to know▼
How it works
An open-source, multi-tenant, white-label fax server built on Angular, Freeswitch and ICTCore, providing email-to-fax, fax-to-email, and web-to-fax gateways with REST APIs and support for T.38 and G.711 faxing.
What's different
Lets internet phone/VoIP providers offer their own branded outbound and inbound online fax service, similar to eFax or myfax, under their own name.
Best for
VoIP and internet telephony service providers who want to resell branded fax services, including healthcare organizations needing HIPAA-compliant encrypted fax.
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A web dashboard (not a command-line tool) that gives you SSH terminal access, SFTP, and status monitoring, deployable on Cloudflare Workers — open source, for developers/IT.
Open source
What to know▼
How it works
A web-based dashboard giving SSH terminal access, SFTP file transfer, and status monitoring, deployable on Cloudflare Workers.
What's different
Open source and deploys directly on Cloudflare Workers rather than requiring a dedicated server.
Best for
Developers and IT users who want browser-based SSH access without installing a native client.
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An open-source dashboard for monitoring and managing your own VPS servers, with a REST API your AI coding agent can use to handle deployments and debugging. Built for developers running their own infrastructure.
Open source
What to know▼
How it works
A unified dashboard for monitoring CPU, RAM, disk and health across your own VPS servers, with a REST API that lets an AI agent handle deployments and debugging, plus 1,668+ open-source apps ready to deploy.
What's different
Open-source and built around letting an AI agent operate deployments through its REST API rather than a human-only dashboard.
Best for
Developers managing their own server infrastructure who want AI-agent-driven deployment and monitoring.
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An open-source, self-hosted tool for managing a fleet of Linux servers; the listing has almost no public detail beyond that it targets technical/IT users.
Open sourceSelf-hosted
What to know▼
How it works
An open-source, self-hosted tool for managing a fleet of Linux servers remotely.
What's different
Self-hosted and open-source, giving teams full control over their own fleet-management infrastructure.
Best for
Technical/IT users who want to self-host Linux fleet management rather than rely on a hosted service.
