the catalog
338 open-source tools.
Everything we have catalogued, whether or not the paid thing it replaces has a page here yet. No verdicts on this page — just what each project is, what it stands in for, and what it costs you to run it yourself.
Viral personal AI assistant that runs on your own devices — connects local/cloud models to WhatsApp, Telegram, Slack, Discord, iMessage and 50+ integrations. Fastest-growing OSS project of 2026.
replaces Siri, Alexa, personal AI assistants, One Place
Terminal-native open-source coding agent with a polished TUI and 75+ model providers
replaces Claude Code, Cursor
The original autonomous agent, now a visual platform for building and running continuous AI agents.
replaces Zapier Agents, Manus, Relevance AI
One-command local runner for Llama, Qwen, DeepSeek, Gemma and other open models with an API
replaces OpenAI, Anthropic API usage
Official DeepSeek agent harness where models, tools, sessions, permissions, and UIs are plugins — a lightweight runtime for DeepSeek apps.
replaces Claude Code, Cursor agent
A roster of 230+ specialized AI agent personas (engineers, designers, marketers, growth, sales) you install into Claude Code, Cursor, and other coding tools — like hiring a full agency.
replaces Sintra AI, Lindy
Node-based workflow automation with 400+ integrations, AI agent nodes, and code steps, self-hosted via Docker
replaces Zapier
Node-based interface for building local image, video, and generative AI workflows.
replaces Runway
Virtual hand-drawn style whiteboard for sketching diagrams collaboratively
replaces Miro, FigJam
C/C++ LLM inference engine powering most local AI tools; runs GGUF models on any hardware
replaces Cloud LLM APIs
Production LLM app platform: visual workflows, RAG pipelines, agents and observability behind one self-hostable UI.
replaces ChatGPT Team, custom GPTs
Turns a codebase, docs, schemas, and PDFs into a queryable local knowledge graph for Claude Code, Cursor, Codex, and Gemini CLI.
replaces Sourcegraph Cody, GraphRAG SaaS
Google's open-source terminal AI agent with a generous free Gemini tier
replaces Claude Code, Copilot CLI
OpenAI's open-source lightweight coding agent that runs in your terminal
replaces Claude Code, Devin
The de-facto self-hosted ChatGPT interface: talks to Ollama and any OpenAI-compatible API, with RAG, tools, and multi-user.
replaces ChatGPT Plus
Postgres-based Firebase alternative with auth, realtime, storage, edge functions, and auto-generated APIs
replaces Firebase
24 production-grade engineering skills that give AI coding agents structured workflows across planning, implementation, testing, review, and shipping.
replaces Paid agent workflow packs
Official reference Model Context Protocol servers (filesystem, git, fetch, memory, and more)
replaces Zapier, plugin stores
High-performance Rust-native editor with built-in AI agents and collaborative editing
replaces Cursor, JetBrains AI
Leading open-source RAG engine — build your own AI that answers from your documents. Trending on GitHub Aug 2026.
replaces ChatGPT Team, Glean
Remote desktop that works out of the box, with an optional relay server you can self-host.
replaces TeamViewer
Open-source CapCut alternative for video editing — no watermark, no subscription. Trending on GitHub Aug 2026.
replaces CapCut Pro
Autonomous AI software engineer that writes code, runs commands, and browses the web in a sandbox
replaces Devin
The de-facto open-source home automation hub — thousands of integrations, fully local control.
replaces SmartThings, HomeKit subscriptions, Hubitat
Adaptive Python scraping framework that handles everything from a single request to large crawls, including anti-bot fetchers and a Scrapy-like spider API.
replaces Bright Data, Scrapy Cloud
State-of-the-art speech-to-text you can run locally — the engine behind most transcription startups.
replaces Otter.ai, Rev, Superwhisper, Wispr Flow
Make any LLM drive a real browser — fill forms, scrape, book, click — the go-to open-source web agent.
replaces OpenAI Operator, Manus, Bardeen
AI-powered workspace with docs, wikis, and kanban boards built in Rust/Flutter
replaces Notion
Per-second real-time monitoring that auto-discovers everything on a node with zero configuration.
replaces Datadog
Gives AI agents one CLI to search, read, and interact with X, Reddit, YouTube, GitHub, Bilibili, and other platforms without paid APIs.
replaces Apify, Brandwatch
Docs, whiteboards, and databases fused into one local-first workspace
replaces Notion + Miro
Self-hosted photo and video backup with mobile auto-upload, face recognition, and a timeline that feels exactly like Google Photos.
replaces Google Photos
Leading open-source headless CMS with customizable content types, REST/GraphQL APIs, and an admin panel
replaces Contentful
Continuous peer-to-peer file sync between your devices with no server and no cloud in the middle.
replaces Dropbox
Self-hosted uptime monitor with status pages, 90+ notification channels, and a slick dashboard
replaces Pingdom, UptimeRobot
Polished multi-model AI chat UI with plugins, knowledge base, and one-click deploy.
replaces ChatGPT Plus, Claude Pro (UI)
Private AI workspace for chatting with documents, running agents, and swapping local or cloud LLMs without sending your files out.
replaces ChatGPT Team, Custom GPTs
Autonomous coding agent in VS Code that plans, edits files, and runs terminal commands with your own API keys
replaces Cursor, GitHub Copilot
The de-facto open dashboarding platform — visualize metrics, logs, and traces from any source.
replaces Datadog
The industry-standard free software for live streaming and screen recording with scenes, filters, and plugins.
replaces vMix
Turns any database into a smart spreadsheet with grid, kanban, and form views
replaces Airtable
Full-featured BI platform with 40+ chart types, dashboards, and SQL Lab for ad-hoc exploration.
replaces Tableau
Meta's static-site generator for beautiful versioned documentation sites from Markdown.
replaces GitBook
Lightweight, self-hosted memo hub for quick plain-text/markdown note capture
replaces Evernote, Google Keep
Web server with automatic HTTPS by default — a two-line config replaces an afternoon of nginx.
replaces NGINX Plus
A multi-agent software company in a box — PM, architect, engineer and QA agents turn one line into a project.
replaces Devin, Lovable (multi-agent software team)
Web app with 50+ PDF operations — merge, split, sign, OCR, redact — all processed locally on your server.
replaces Adobe Acrobat
Never stop coding. Free MIT AI gateway: one endpoint, 290+ providers (90+ free), 500+ models — Kimi, Claude, GPT, OpenAI, Gemini, GLM, DeepSeek, MiniMax. Works with Claude Code, Codex, Cursor, OpenCode, Cline & Copilot. Quota-aware auto-fallback, RTK+Caveman compression saves 15-95% tokens, MCP/A2A, Desktop/PWA. Built by 500+ contributors
replaces Claude Code
Pull-based metrics collection and alerting that powers monitoring at half the internet.
replaces Datadog
Framework for orchestrating role-playing multi-agent "crews" that collaborate on tasks
replaces Hosted multi-agent platforms
Markdown note-taking app with E2E-encrypted sync across all platforms
replaces Evernote
Open-source project management with issues, cycles, and product roadmaps
S3-compatible high-performance object storage server you can run on a single node or a distributed cluster
replaces AWS S3, Firebase Storage
CLI that generates whole codebases from a spec prompt; the open-source precursor to Lovable
replaces Lovable
Autonomous AI penetration-testing agents that attack your own app like a real attacker would, validate vulnerabilities with working proof-of-concepts, and propose fixes.
replaces Burp Suite Pro, Pentera, Cobalt
All-in-one backend server (auth, databases, functions, storage, messaging) packaged as Docker microservices
replaces Firebase
Cloud-native reverse proxy that auto-discovers services and provisions TLS certificates by itself.
replaces NGINX Plus
Block's extensible local AI agent (CLI + desktop) that automates engineering tasks via MCP extensions
replaces Devin, Replit Agent
Network-wide DNS ad and tracker blocking that protects every device in the house.
replaces NextDNS
Single-binary Go backend with embedded SQLite, realtime subscriptions, auth, file storage, and admin UI
replaces Firebase
Lightning-fast typo-tolerant search engine you can wire into an app in minutes.
replaces Algolia
Painless self-hosted Git with issues, PRs, packages, and CI in one lightweight binary.
replaces GitHub Team
Generates complete HD short videos — script, voiceover, subtitles, stock footage, and background music — from a single topic or keyword via an automated AI workflow.
Infinite canvas SDK and whiteboard app for building collaborative drawing tools
replaces Miro, FigJam
Publishing platform with memberships and paid newsletters built in. The self-hosted answer to Substack taking 10% of your revenue.
replaces Substack, Medium
Agentic video production system with 12 pipelines and 100+ tools covering research, scripting, assets, TTS, editing, and export from your coding assistant.
Federated microblogging server — run your own corner of the fediverse with full ownership.
replaces X Premium
Microsoft’s multi-agent framework: agents that converse, use tools, and hand off work to each other in code you control.
replaces OpenAI Assistants API
Terminal pair-programmer that edits your git repo with auto-commits using GPT, Claude, or local LLMs
replaces GitHub Copilot, Cursor
Auto-generates production-grade CLI wrappers for any software (Blender, GIMP, LibreOffice, web apps) so AI agents can drive them with commands instead of clicking GUIs.
replaces Zapier, UiPath
Suite of business apps from invoicing to inventory that snap together as you grow.
replaces NetSuite
Privacy-first block-based personal knowledge management with bidirectional links
replaces Notion, Obsidian Sync
Self-hostable PaaS that deploys apps, databases, and services to your own servers via Docker with one-click setup
Agents that watch the web and act for you — the hacker’s IFTTT. Ancient, Rails-based, still unmatched for tinkering.
replaces IFTTT Pro
Lightweight Bitwarden-compatible password server — the official apps work with your own backend.
replaces 1Password
The internet's civilized discussion platform — modern forums with trust levels and rich moderation.
replaces Circle.so
Offline-first open-source ChatGPT alternative desktop app that runs LLMs 100% locally
replaces ChatGPT Plus, LM Studio
Local-first outliner for networked thought with backlinks and daily journals
replaces Roam Research
The diagramming workhorse — flowcharts, architecture diagrams, UML — runs fully client-side or as your own container.
replaces Lucidchart
Media server for movies, shows, and music with apps on every device — no accounts, no tracking, no fees.
replaces Plex Pass
Slack-style chat with omnichannel support inbox, federation, and enterprise-grade admin controls.
replaces Slack
Drag-and-drop builder for LLM flows and chatbots — LangChain graphs you assemble visually and deploy as APIs.
replaces Botpress Cloud
Open-source design and prototyping platform using open web standards (SVG/CSS), with design tokens and dev handoff
replaces Figma
Column-oriented OLAP database that chews through billions of rows in milliseconds on modest hardware.
replaces Snowflake
Fast, collaborative team wiki and knowledge base with slick editor
replaces Notion, Confluence
Point it at your database and non-engineers get dashboards and self-serve questions. Single JAR or container.
replaces Looker
Modern LaTeX successor — compile beautiful typeset documents in milliseconds.
replaces Overleaf premium, Adobe InDesign (docs)
Low-level orchestration framework for building stateful, long-running AI agents in Python/JS
replaces Devin, hosted agent platforms
The most widely deployed workflow orchestrator, defining data pipelines as Python DAGs.
replaces Astronomer
Notification infrastructure with one API for email, SMS, push, and in-app, plus user preference management.
replaces Courier
Drag-and-drop internal tool builder that connects to any database or API.
replaces Retool
Hierarchical note-taking app for building large personal knowledge bases
AI-powered photo library that tags, maps, and organizes your pictures on your own server.
replaces Google Photos
Open scheduling infrastructure with booking pages, round-robin, routing forms, and app integrations
replaces Calendly
Build admin panels and dashboards visually with 50+ integrations and a JS escape hatch.
replaces Retool
Lightweight, fast multi-agent framework (ex-Phidata) with memory, knowledge and tools out of the box.
replaces OpenAI Agents platform, Relevance AI
Code-first headless CMS that lives inside your Next.js app. Config is TypeScript, admin UI is generated, database is yours.
replaces Contentful
Presentation slides written in Markdown with live code, themes and export.
replaces Gamma, Pitch, Beautiful.ai
Open-source social media management and scheduling platform with agentic posting workflows.
A modern, Notion-flavored CRM built in the open as the community answer to Salesforce.
replaces Salesforce
Open-source autocomplete, chat, and agents for VS Code and JetBrains with any model (local or cloud)
replaces GitHub Copilot
Self-hosted AI coding assistant with completion, chat, and codebase context served from your own GPU
replaces GitHub Copilot
Web UI for managing Docker and Kubernetes — containers, stacks, volumes, all point-and-click.
replaces Docker Business
Open-source PaaS using Docker/Traefik to deploy apps, Compose stacks, and databases across one or many servers
Instant GraphQL and REST APIs over your databases with fine-grained authorization.
replaces Hasura Cloud
The self-hosted Slack for teams that need compliance: playbooks, boards, and a single Go binary at its core.
replaces Slack
Battle-tested vector database that scales to billions of embeddings across distributed clusters.
replaces Pinecone
Gorgeous resume builder with zero tracking and unlimited resumes.
replaces Zety, Resume.io, Kickresume
Instant headless CMS and app backend that layers REST/GraphQL APIs and a no-code studio over any SQL database
replaces Contentful, Airtable
Your personal AI second brain — chat with your notes and documents, custom agents, runs locally or self-hosted.
replaces ChatGPT Plus, Notion AI, Perplexity Pro
Minimal Heroku-like PaaS powered by Docker: git push to deploy on a single VPS with buildpacks
replaces Heroku
All-in-one product analytics with session replay, feature flags, experiments, and surveys
Self-improving, local-first general-purpose agent from Nous Research — runs tools, browses, remembers, and gets better at your workflows over time.
replaces ChatGPT Agent, Manus, OpenAI Operator
CLI to configure and monitor Claude Code with hundreds of ready-made agents, commands, and MCPs
replaces Cursor rules, marketplace
Full ERP — accounting, inventory, HR, manufacturing, CRM — that rivals systems costing six figures.
replaces NetSuite
Turns any website into clean LLM-ready markdown with crawling, scraping, and extraction APIs.
replaces Apify
Fast, encrypted, deduplicated backups to any storage backend from one dependency-free binary.
replaces Backblaze
Headless commerce framework in Node.js — carts, orders, payments, fully customizable.
replaces Shopify
Python library that uses LLMs plus graph pipelines to scrape websites and extract structured data from a plain-language prompt.
Scan, OCR, tag, and search every paper document you own — a real archive instead of a shoebox.
replaces DocuWare
Drops a clean web file manager on top of any folder on your server — upload, share, and edit from the browser.
replaces Dropbox
Certified Kubernetes in a single 70MB binary — production clusters on a $5 VPS.
replaces GKE
In-page JavaScript GUI agent that lets AI control web interfaces with natural language — no extension or headless browser required.
replaces MultiOn, browser-use Cloud
Your own Dropbox plus calendar, contacts, office docs and a huge app store. The default answer to "can I self-host my files?"
replaces Dropbox, Google Drive
Open-source Cursor alternative: a VS Code fork with tab autocomplete, chat, and agent mode on your own keys
replaces Cursor
Battle-tested identity and access management server with SSO, OIDC/SAML, federation, and admin console
In-process analytics database — query parquet files and gigabytes of data from a laptop, no warehouse needed.
replaces BigQuery
DNS server that blocks ads and tracking network-wide, with encrypted DNS and per-client rules.
replaces NextDNS
One chat UI for every provider — OpenAI, Anthropic, Google, local models — with agents, search, and per-user keys.
replaces ChatGPT Plus
Firecrawl's open-source Lovable clone: chat with AI to clone sites and build React apps instantly
replaces Lovable
Self-hosted control server for the official Tailscale clients — the mesh without the SaaS.
replaces Tailscale
Simple privacy-focused web analytics on Node.js with Postgres/MySQL and a clean dashboard
replaces Google Analytics, Mixpanel
Open-source agentic coding for VS Code, JetBrains, and CLI supporting 500+ models
replaces Cursor, Copilot
Powerful cross-platform screenshot tool with annotations and pin-to-screen.
replaces CleanShot X, Snagit
Query any data source, visualize results, and share live dashboards with your team.
replaces Looker
Pythonic framework for building MCP servers and clients that plug tools into Claude and other agents
replaces Zapier, custom API glue
Modern, powerful wiki engine on Node.js with dozens of auth and storage backends
replaces Confluence, GitBook
Microsoft's enterprise agent SDK for .NET, Python and Java — plugins, planners, memory.
replaces Copilot Studio
Open-source text-to-speech and voice cloning — a strong local alternative to ElevenLabs.
replaces ElevenLabs
Kanban and project boards, a Trello/Notion-boards alternative from Mattermost
replaces Trello, Notion boards
Privacy-first AI meeting note taker for macOS and Windows that transcribes and summarizes meetings entirely on your own machine — no bots joining calls, no cloud.
replaces Otter.ai, Fireflies.ai, Granola
Tool and integration layer for agents — 300+ apps (Gmail, GitHub, Slack…) with auth handled, for any framework.
replaces Zapier MCP, Paragon
Open-source "Cursor for designers" — visually edit and AI-build React/Tailwind apps in a canvas UI
replaces v0, Figma Make
FreeLLMAPI
★ 26kSelf-hosted gateway that pools the free tiers of 34 LLM providers — Google, Groq, Cerebras, Mistral and more — behind one OpenAI-compatible /v1 endpoint, with routing, failover when a provider is rate-limited, and encrypted keys. Its author says it is for personal experimentation.
replaces OpenAI API, OpenRouter
Open-source customer support platform with live chat, shared inbox, and omnichannel messaging
The most polished docs theme in open source — search, dark mode, and i18n out of the box.
replaces GitBook
Video conferencing with no accounts and no time limits. Embed it, brand it, or just use meet.jit.si.
replaces Zoom
Enterprise container registry with vulnerability scanning, signing, and replication.
replaces Docker Hub Pro
Low-code platform for shipping internal apps, forms, and workflows in minutes.
replaces Retool
Open Agent Skills specification and reference — the shared format for reusable AI coding-agent skills and workflows.
replaces OpenAI GPT Store, Zapier Agents
Log aggregation that indexes only labels, making petabyte-scale log storage actually affordable.
replaces Splunk
Cline fork with custom modes and multi-agent workflows as a whole dev team inside VS Code
The extendable automation server with thousands of plugins for any build or deploy pipeline.
replaces CircleCI
The complete DevOps platform — repos, CI/CD, registry, and issue tracking under your control.
replaces GitHub Enterprise
Send push notifications to your phone from any script with a simple HTTP PUT.
replaces Pushover
Hugging Face's minimal agent library — agents that write their actions in code, any model, ~1,000 lines of core.
replaces OpenAI Agents platform
Single sign-on and 2FA portal that bolts onto your reverse proxy to protect every internal app.
replaces Okta
Team chat with threaded topics that actually scale to busy channels. Loved by open-source orgs that left Slack.
replaces Slack
All-in-one platform replacing Linear, Jira, Slack, and Notion in one app
replaces Linear + Slack + Notion
Lightweight, privacy-friendly, cookieless web analytics in a single Docker deployment
replaces Google Analytics 360, Fathom
In-memory fuzzy search server built for instant sub-50ms results with a developer-friendly API.
replaces Algolia
AI-powered answer engine with cited sources — Perplexity, but on your hardware with your models.
replaces Perplexity Pro, One Place
Postgres-powered no-code database with Airtable-like views at scale
replaces Airtable
Rust-powered vector database with filtering and hybrid search for production RAG workloads.
replaces Pinecone
Personal CRM to remember everything about friends, family and contacts.
replaces Clay (personal CRM), Dex
The gold-standard spaced-repetition flashcard system — free forever on desktop and Android.
replaces Quizlet Plus, Brainscape
High-performance single-binary newsletter and mailing list manager with campaigns, templates, and Postgres backend
replaces Mailchimp
Local NVR with real-time AI object detection for security cameras — no cloud subscription.
replaces Ring Protect, Nest Aware
Flow-based programming in the browser: wire APIs, MQTT, and hardware together with drag-and-drop nodes.
replaces Zapier
The open-sourced Facebook BaaS that outlived its acquirer: data, auth, push and cloud functions on Node + MongoDB/Postgres.
replaces Firebase
Local open-source AI app builder desktop app; no lock-in, bring your own keys or Ollama
Ultra-lightweight headless browser written in Rust for AI agents and scraping — a drop-in replacement for headless Chrome with Puppeteer/Playwright support.
replaces Browserbase, Browserless, ZenRows
Modern link management with branded short links, analytics, and A/B testing.
replaces Bitly
Open-source kanban board with swimlanes, WIP limits, and rules automation
replaces Trello
Open-source collaborative wiki and documentation software with real-time editing
replaces Confluence, Notion
Watches any web page for changes and alerts you — price drops, restocks, policy edits.
replaces Visualping
Powers 40% of the web — themes, plugins, and full ownership of your site.
replaces Squarespace, Wix, Webflow
The veteran GA alternative: full-fat web analytics, heatmaps, no data sampling, and the data stays on your server.
replaces Google Analytics 360
Stateful agents with long-term memory (ex-MemGPT) — build assistants that actually remember users across sessions.
replaces OpenAI Assistants API, Manus
The pip-installable embedding database — the fastest way to add memory to an LLM app.
replaces Pinecone
Charm's glamorous terminal coding agent — any model, LSP-aware, sessions per project, beautiful TUI.
replaces Claude Code, Codex
Official open-source Bolt: prompt, run, edit, and deploy full-stack web apps with any LLM
replaces Bolt.new
Framework-agnostic TypeScript auth library that keeps users in your own database with plugins for 2FA, orgs, passkeys
replaces Clerk, Auth0
Local-first envelope budgeting with multi-device sync and bank import.
replaces YNAB
End-to-end encrypted photo storage with open-source clients for every platform, so nobody but you can see your library.
replaces iCloud Photos
Personal finance manager with budgets, rules, and reports — your money data stays home.
replaces YNAB
All-in-one APM with traces, metrics, and logs on OpenTelemetry — a true Datadog replacement.
replaces Datadog APM
Certificate-based zero-trust access to SSH, Kubernetes, databases, and internal web apps.
replaces StrongDM
Autonomous AI agent framework with a Dockerized Linux desktop, browser, terminal, skills, plugins, and a host-machine bridge.
replaces Manus, OpenAI Operator
Save-everything bookmark and read-later app (ex-Hoarder): links, notes, images, PDFs with AI auto-tagging and full-text search.
replaces Pocket, Raindrop.io, Instapaper, mymind
Privacy-respecting metasearch engine that aggregates results from dozens of sources with zero tracking.
replaces Kagi
AI browser automation SDK — mix natural-language actions with Playwright code for reliable web agents.
replaces OpenAI Operator, Bardeen
Alibaba's terminal coding agent tuned for Qwen3-Coder, with a generous free tier and open weights.
replaces Claude Code, Gemini CLI paid tiers
Declarative YAML workflow orchestration with hundreds of plugins — event-driven automations that live in git.
replaces Zapier, Airflow
Secrets management platform to sync environment variables and rotate credentials across your stack.
replaces Doppler
TypeScript agent framework from the Gatsby team — workflows, agents, RAG and evals with a local dev playground.
replaces Vercel AI Cloud agents, Relevance AI
Full-featured web scraping and browser automation library with anti-blocking baked in.
replaces Zyte
Flexible self-hosted identity provider supporting OIDC, SAML, LDAP, and SCIM with a modern flow-based UI
Dev-first autonomous agent platform with a GUI, tool marketplace and concurrent agent runs.
replaces Relevance AI, Zapier Agents
Data integration platform with 300+ connectors to sync any source into your warehouse.
replaces Fivetran
Private npm registry proxy you can spin up in one command for scoped internal packages.
replaces npm Pro
No-code Zapier alternative with an open piece framework and AI-first automation flows
replaces Zapier
Pythonic workflow engine — decorate a function and it becomes a scheduled, retryable, observable flow.
replaces Prefect Cloud
Firecrawl's Rust document parser that converts Word, PowerPoint, Excel, PDF, EPUB and ten other formats into clean Markdown in about 5 milliseconds, with Node.js and Python bindings.
replaces Adobe Acrobat Pro, LlamaParse
Terminal agent for large multi-file projects with diff sandbox, planning, and 2M-token context handling
Simple, self-hosted wiki organized into books, chapters, and pages
replaces Confluence
Lightweight agent orchestration with handoffs, guardrails and tracing — works with 100+ non-OpenAI models too.
replaces OpenAI Assistants API
Feature-packed screen recorder that runs entirely in your browser as an extension — annotations, zoom, no watermark.
Automate browser workflows with vision-based agents that survive layout changes — RPA without brittle selectors.
replaces Bardeen, Zapier Agents, UiPath
A complete mail delivery platform — your own SendGrid with click tracking and webhooks. Deliverability ops included, like it or not.
replaces SendGrid, Mailgun
Turns Python/TypeScript/Go/SQL scripts into workflows, cron jobs, and internal apps with a low-code UI builder
NVIDIA's scanner that statically checks AI agent skills (Claude Code, Codex, MCP) for vulnerabilities, prompt injection, and malicious patterns before you install them.
replaces Snyk, Socket.dev
All-in-one SEO tool you actually control — keyword research, rank tracking, competitor insights, backlinks, site audits and AI visibility. No subscription: bring your own DataForSEO key and pay only for what you use. Ships an MCP server and agent skills so Claude Code and other agents can work your SEO data directly.
Google's Agent Development Kit — code-first multi-agent systems, model-agnostic, deploy anywhere.
replaces Vertex AI Agent Builder
Type-safe agent framework from the Pydantic team — structured outputs, dependency injection, model-agnostic.
replaces OpenAI Agents platform
Claude SEO is a free, open-source SEO toolkit for Claude Code — with **25 sub-skills, 18 specialist agents, 32 commands, and 8 optional extensions.** Run `/seo setup`, check `/seo doctor`, and start your audit.
replaces Semrush
Community-governed git forge (Gitea fork) — the 2026 default for self-hosted code hosting; runs Codeberg.
replaces GitHub Teams, GitLab Premium
The classic free audio editor — record, cut, mix and master on any OS.
replaces Adobe Audition, Descript (audio editing)
Open-source auth (email/password, social, passwordless, sessions, MFA) with SDKs and a self-hostable core
replaces Auth0, Clerk
Federated video hosting platform with transcoding and live streaming — your own YouTube node.
replaces Vimeo Pro
AI search and chat over all your company's docs and apps (ex-Danswer).
replaces Glean, Notion AI Q&A
Automatic, privacy-first time tracker that logs app and browser usage locally.
replaces RescueTime, Rize
Streams your own music collection to Subsonic-compatible apps from a single tiny binary.
replaces Spotify
Multi-agent research framework for simulating societies of agents, data generation and task automation (powers OWL).
replaces Relevance AI, multi-agent SaaS
WireGuard mesh VPN with SSO, access controls, and a management UI you can fully self-host.
replaces Tailscale
One-click-app PaaS with a web GUI, built on Docker Swarm and nginx, for deploying apps and databases
replaces Heroku, DigitalOcean App Platform
Grammar, style and spell checker for 30+ languages; run the server locally and keep your prose private.
replaces Grammarly, ProWritingAid
High-performance file sync and share with delta sync, file locking, and selective sync for teams.
replaces Dropbox Business
Realtime audio/video/data infrastructure over WebRTC for calls, rooms, and AI voice agents.
replaces Twilio Video
LLM observability: traces, evals, prompt management and cost tracking for your AI features. Drop-in SDKs.
replaces LangSmith
Open-source feature flag and gradual rollout platform with SDKs for all major languages
replaces LaunchDarkly
Fast self-hosted RSS aggregator with themes, extensions, and mobile client API.
37signals’ deploy tool: zero-downtime Docker deploys to any bare VPS with a single `kamal deploy`. No PaaS in between.
replaces Heroku
Matrix-based team chat with end-to-end encryption, federation, and bridges to other networks.
replaces Slack
End-to-end encrypted note-taking with sync — open-source Evernote done right.
replaces Evernote, Notion (private notes)
Deduplicating archiver with compression and authenticated encryption for space-efficient offsite backups.
replaces CrashPlan
Scheduled encrypted backups to S3, Google Drive, and 30+ other destinations through a friendly web UI.
replaces Backblaze
Simple self-hosted push notification server with a REST API and Android client.
replaces Pushbullet Pro
Open-source background jobs and durable workflows for TypeScript with retries, queues, and observability
replaces Zapier, Temporal Cloud
Collaborative bookmark manager that archives full pages so links never rot.
replaces Raindrop.io, Pocket
IT asset management that ops teams actually like.
replaces Asset Panda, Freshservice assets
Open-source build of the Convex reactive database/backend with TypeScript server functions and realtime sync
replaces Firebase, Convex Cloud
Vector database with built-in vectorization modules, hybrid search, and a GraphQL API.
replaces Pinecone
Git-based CMS (formerly Netlify CMS) — content lives as markdown in your repo, editors get a friendly UI. Zero servers to run.
replaces Contentful
The most literal open-source Zapier: pick a trigger app, pick an action app, connect. Docker compose install.
replaces Zapier
API-first identity server for login, registration, MFA, and account recovery flows.
replaces Auth0
Modern data orchestrator built around software-defined assets with first-class testing and observability.
replaces Dagster+
RAW photo workflow and non-destructive editing — the open Lightroom.
replaces Adobe Lightroom
Open video generation models from Lightricks that produce high-fidelity video with synchronized audio, including local weights and a trainer.
replaces Runway, Kling
Goal-oriented project management suite designed for non-PM and ADHD-friendly workflows
replaces Asana, Monday.com
Relational spreadsheet with Python formulas and granular access rules
replaces Airtable, Excel
Open-source surveys and experience management for in-app, website, and link-based forms
replaces Typeform, Qualtrics
Full-featured classic and agile project management with gantt and cost tracking
replaces Jira, MS Project
Open signing platform with legally binding signatures, templates, and audit trails you control.
replaces DocuSign
Read-it-later app that extracts and stores article content for distraction-free reading.
replaces Pocket, Instapaper, Readwise Reader
Cloud-native IAM in Go with multi-tenancy, audit trail, and every SSO acronym your enterprise customers will ask for.
Session replay with network + console capture and funnels. Powerful, but the k8s-flavored install earns its HARDCORE badge.
Dockerized full mail server suite — SMTP, IMAP, webmail, antispam, DKIM — with a slick admin UI.
replaces Google Workspace
Beautiful screen recording and instant sharing — the open Loom, with self-hostable storage.
replaces Loom, Tella, Screen Studio
Realtime kanban board that feels exactly like Trello, on your own server.
replaces Trello
The standard for SQL-based data transformation — version-controlled, tested, documented models.
replaces dbt Cloud
Developer-friendly identity: prebuilt sign-in flows, social/OIDC/SAML, RBAC and multi-tenant orgs, in one container.
replaces Auth0
Single-binary self-hosted live streaming server with chat, compatible with OBS out of the box.
replaces StreamYard
Open-source multilingual TTS with voice cloning and voice design across 600+ languages — a local alternative to paid voice APIs.
replaces ElevenLabs
Audiobook and podcast server with progress sync, sleep timers, and polished mobile apps.
replaces Audible
Docker-powered API that converts HTML, Markdown, and Office files into pixel-perfect PDFs.
replaces DocRaptor
Recipe manager and meal planner with one-click URL import and shopping lists.
replaces Paprika, Whisk, Samsung Food
Create fillable PDF forms and collect signatures with a lightweight, easy-to-deploy signing tool.
replaces DocuSign
Official Docker Compose distribution of the full Sentry error tracking and performance monitoring platform
replaces Sentry SaaS
Open-source synthetic monitoring and status pages with monitoring-as-code from global regions
replaces Better Uptime, Checkly
Virtual classroom platform with whiteboards, breakout rooms, polls, and recordings.
replaces Zoom Webinars
Invoicing, quotes, expenses, and time tracking for freelancers who'd rather not pay monthly.
replaces FreshBooks
Local-first, E2E-encrypted everything app with objects, sets, and graphs
replaces Notion
Modern all-in-one mail server in Rust with JMAP, IMAP, and SMTP plus built-in spam filtering.
replaces Fastmail
Modern Typeform-style one-question-at-a-time forms with a clean builder. Docker compose up and go.
replaces Typeform
Full marketing automation: segments, drip campaigns, lead scoring, landing pages. Heavy PHP stack, but it replaces a very expensive tool.
replaces HubSpot Marketing Hub
Conversational forms and chatbots with a visual builder, logic jumps, and native integrations.
replaces Typeform
Digital painting studio loved by illustrators — brushes, animation, PSD support.
replaces Procreate, Adobe Fresco, Clip Studio Paint
Firebase-shaped backend on Postgres + Hasura GraphQL: auth, storage, and serverless functions out of the box.
replaces Firebase
Passkey-first auth backend and web components — add passwordless login without shipping passwords at all.
replaces Auth0
Fast self-hosted digital library for books, comics and manga with reading progress sync.
replaces Kindle Unlimited (own library), Comixology
Dead-simple cron job monitoring — get pinged when your scheduled tasks silently stop running.
replaces Cronitor
Usage-based billing engine for metering, subscriptions, invoicing, and revenue analytics.
replaces Stripe Billing
Minimalist, opinionated RSS reader written in Go — one binary, no clutter.
Open models and developer tools from Z.ai (Zhipu), including the GLM family, coding plugins, and APIs for agentic apps.
replaces OpenAI, Anthropic API
Open-source all-in-one AI agent workspace with 100+ tool integrations and unified memory. Trending on GitHub Aug 2026.
replaces Lindy, paid agent workspaces
Uptime monitoring configured as code: YAML checks, conditions on status/latency/body, alerts to anywhere, auto status page.
replaces Pingdom
Feature flags plus a real A/B testing engine that analyzes experiments against your own data warehouse.
replaces LaunchDarkly
Z.ai's open model family focused on coding and agentic engineering, with weights and serving recipes for local or self-hosted inference.
replaces Claude, GPT-4o API
Self-hosted social media scheduling and publishing (Laravel). Queue posts to multiple networks without per-seat pricing.
replaces Buffer, Hootsuite, FeedHive, Typefully, Post Bridge, SocialBee, Later
AirDrop for every device — share files across platforms in the browser, peer-to-peer.
replaces AirDrop (cross-platform), Snapdrop premium
Powerful recipe manager with meal planning, shopping lists, and multi-user support.
replaces Paprika, Plan to Eat
Feature flag and remote config service with segments, A/B testing, and a self-hostable API plus dashboard
replaces LaunchDarkly
Embedded serverless vector database that stores embeddings in files — no server to run at all.
replaces Pinecone
Desktop app that generates 3D models from images or text prompts on your own GPU — no cloud credits. Trending on GitHub Aug 2026.
replaces Meshy, Tripo AI
No-code database and Airtable alternative with a clean spreadsheet UI
replaces Airtable
Terminal-based torrent search and downloader with zero setup — one npx command opens a TUI that searches curated sources and saves files locally.
replaces qBittorrent + search sites
Vercel's headless browser CLI built for AI agents: fast Rust core, snapshot-based page refs, and a simple command surface your coding agent can drive instead of paying for a cloud browser.
replaces Browserbase
AWS's model-driven agent SDK — a few lines of code to a working agent, any model provider.
replaces Amazon Bedrock Agents
Team password manager built for collaboration with granular sharing and audit logs.
replaces 1Password Teams
Helpdesk and ticketing that pulls email, chat, phone, and socials into one agent workspace.
replaces Zendesk
Share pitch decks and documents with custom links and page-by-page analytics.
replaces DocSend
Self-hosted to-do and task management with lists, gantt, and kanban views
The veteran free image editor — layers, masks, plugins; runs on every desktop OS.
replaces Adobe Photoshop, Photopea Premium
Web-based continuous localization tied directly to your git repos.
Lightweight container-native CI where every pipeline step runs in a Docker image.
replaces CircleCI
Search-engine position tracking for your keywords, self-hosted with email notifications.
replaces Ahrefs rank tracker, SEMrush position tracking, SERPWatcher
Workout, nutrition and body-weight tracker you own — with a full exercise database.
replaces Strong, Hevy, MyFitnessPal premium
Self-hosted collaborative docs, sheets and slides with best-in-class MS Office compatibility.
replaces Google Docs, Microsoft 365 online
Local-first web search, crawl, fetch, extract, and research MCP server for AI agents — no API keys and $0 per query.
replaces Firecrawl, Tavily, Exa
Full-featured non-linear video editor — multitrack timeline, effects, titles, proxy editing.
replaces Adobe Premiere Pro, Final Cut Pro, Filmora
Self-hosted podcast hosting with built-in analytics and fediverse comments.
replaces Buzzsprout, Transistor, Podbean
Clientless remote desktop gateway — RDP, VNC, and SSH sessions right in the browser.
replaces Citrix
URL shortener on your own domain with visit stats, QR codes, and a REST API.
replaces Bitly
Professional vector graphics editor with full SVG support.
replaces Adobe Illustrator, Affinity Designer
Professional time tracking with invoicing, teams, and exports.
replaces Toggl Track, Harvest, Clockify
Single-binary Go feature flag server with GitOps storage, gRPC/REST APIs, and OpenFeature support.
replaces LaunchDarkly
Linux Foundation fork of Vault for secrets, encryption-as-a-service, and dynamic credentials.
replaces HashiCorp Vault Enterprise
Group scheduling polls — find a meeting time without the Doodle paywall. One container and a Postgres.
replaces Doodle
BI tool that turns your dbt project directly into an explorable metrics layer and dashboards.
replaces Looker
Lightweight shared-mailbox helpdesk that installs on cheap PHP hosting in minutes.
replaces Help Scout
Warehouse-first customer data pipeline that routes events to 200+ destinations from your own infra.
replaces Segment
TypeScript-centric AI app builder and interactive notebook running locally
replaces Replit Agent
Self-hosted travel tracker and trip planner — log adventures, visualize countries visited.
replaces Polarsteps, Wanderlog Pro
Developer-friendly localization platform with in-context editing and machine-translation assists.
The old guard of open-source surveys: every question type imaginable, quotas, multi-language, exports.
replaces SurveyMonkey
Complete office suite — writer, spreadsheets, slides — no subscription, ever.
replaces Microsoft 365, Google Workspace docs
Self-hosted link-in-bio page with themes and analytics — own your link page.
replaces Linktree Pro, Beacons
Multi-agent YouTube pipeline that handles strategy, scripts, thumbnails, SEO, publishing, and analytics on a schedule.
replaces vidIQ, TubeBuddy
Community-driven language learning platform with open courses — the Duolingo you can host and extend yourself.
replaces Duolingo
Lean newsletter tool in Elixir — campaigns, segments, signup forms. Bring your own SES/SMTP and sending is nearly free.
replaces Mailchimp
Full-featured CRM: leads, opportunities, email integration, workflows — light enough for a $5 VPS.
replaces HubSpot, Salesforce, Pipedrive, Close
Open-source screen recording and demo editor with zooms, captions, webcam overlay, and export — a maintained Screen Studio alternative for macOS, Windows, and Linux.
replaces Screen Studio
Detects visible watermarks in your own images with Florence-2 and removes them with LaMA inpainting — runs fully locally with a simple setup script and GUI.
replaces HitPaw Watermark Remover, WatermarkRemover.io
Open-source Grok Bot alternative for persistent AI teammates with their own computer, memory, and routines — web, desktop, and mobile, bring your own model.
replaces Grok Bot
AI-powered SEO skill for Claude Code, Cursor, and Codex covering technical audits, research, planning, implementation, and verification across Google, Bing, and AI search.
Sentry-API-compatible error tracking that stays small: your existing Sentry SDKs point at it unchanged, but it runs happily on a $5 VPS.
replaces Sentry (SaaS)
Treg
★ 0OpenRouter, but for agent tools instead of models.
replaces Semrush
Nothing matches that.