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Handpicked Open Source Alternatives to Paid Softwares

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Open Source Alternatives to Paid Software

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Alternative guides
Claude CodeJiraNotionSlackLinearWispr FlowArc
CapCutGrok BotSuperhumanAirtableMuseRailway

Featured

paperclip

Alternative toGrok Bot

Self-hosted AI agent management with org charts and budgets

  • 108,591 GitHub stars
  • MITLicence MIT
  • #AI Agents

CleanYourTV

Alternative toATV Launcher Pro

Debloat any Android or Google TV over Wi-Fi and get an Apple TV-style home.

  • 43,973 GitHub stars
  • MIT LicenseLicence MIT License

God's Eye View

Alternative toFFlightradar24

Real-time global intelligence on a 3D globe

  • 61,172 GitHub stars
  • CustomLicence MIT with third-party data restrictions
  • #AI Agents

Omnara

Sponsored

Alternative toCClaude Managed Agents

Open-source agent deployment API. Self-host or use Omnara Cloud.

  • 3,296 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #AI Agents

n8n

Alternative toZapier

Self-hosted workflow automation with 400+ node connectors

  • 208,984 GitHub stars

Buzz

Alternative toSlack

Self-hosted team chat where people and AI agents work together

  • 36,552 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #Chat

rakazo

Sponsored

Alternative toGrok Bot

AI teammates you own: your keys, your model, your machine.

  • 6,242 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #AI Agents

Agent Reach

Alternative toFirecrawl

Give any AI agent internet access, free and local

  • 106,185 GitHub stars
  • MITLicence MIT
  • #AI Agents

Spotifast

Alternative toSpotify Premium

Spotify, native and fast, for Linux, macOS, and Windows.

  • 9,344 GitHub stars
  • MITLicence MIT
  • #macOS

Inbox Zero

Sponsored

Alternative toSuperhuman

AI email assistant that drafts replies and clears your inbox

  • 12,855 GitHub stars
  • AGPL-3.0Licence AGPL-3.0
  • #Email

REA (Reverse Engineer Anything)

Alternative toRevEng.AI

AI-powered reverse engineering for binaries, apps, and assemblies.

  • 407,266 GitHub stars
  • MITLicence MIT

SnitchFeed

Sponsored

Live monitoring on LinkedIn, X, Reddit & more. Agentic social listening for startups.

Marketing & Growth

OpenClaw

Alternative toMuse

Self-hosted AI assistant for WhatsApp, Telegram, and more

  • 393,358 GitHub stars
  • MITLicence MIT
  • #AI Agents

Hermes Agent

Alternative toGrok Bot

Self-hosted AI agent: persistent memory, multi-channel chat, model choice.

  • 258,472 GitHub stars
  • MITLicence MIT
  • #AI Agents

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Trending open source projects this week

The projects gaining the most GitHub stars in the last seven days.

As of 30 Oct 2026

  1. 0101+41,269 stars this week

    REA (Reverse Engineer Anything)

    Featured

    AI-powered reverse engineering for binaries, apps, and assemblies.

    Alternative toRevEng.AI

    Alternative toRevEng.AI

    +41,269 stars this week408,414 GitHub stars
  2. 0202+20,977 stars this week

    CleanYourTV

    Featured

    Debloat any Android or Google TV over Wi-Fi and get an Apple TV-style home.

    Alternative toATV Launcher Pro

    Alternative toATV Launcher Pro

    +20,977 stars this week45,614 GitHub stars
  3. 0303+9,909 stars this week

    Hallmark

    Design skill for coding agents with 48 themes, real photos and lint.

    InDesign & Creative

    InDesign & Creative

    +9,909 stars this week42,175 GitHub stars
  4. 0404+13,164 stars this week

    security-audit-skill

    Multi-phase security audits with machine-readable findings

    Alternative toSnyk

    Alternative toSnyk

    +13,164 stars this week52,974 GitHub stars
  5. 0505+12,557 stars this week

    VoiceStudio

    Voice cloning, dubbing, and transcription that runs fully offline

    Alternative toElevenLabs

    Alternative toElevenLabs

    +12,557 stars this week94,469 GitHub stars
  6. 0606+8,205 stars this week

    DeepTutor

    Agentic framework for lifelong personalized tutoring

    Alternative toKhanmigo

    Alternative toKhanmigo

    +8,205 stars this week50,451 GitHub stars
  7. 0707+7,383 stars this week

    orca

    The ultimate IDE for coding agents

    Alternative toConductor

    Alternative toConductor

    +7,383 stars this week110,307 GitHub stars
  8. 0808+6,583 stars this week

    Ponytail

    The lazy senior dev for your AI agent

    InAI & Machine Learning

    InAI & Machine Learning

    +6,583 stars this week180,291 GitHub stars
  9. 0909+4,437 stars this week

    Cindy

    Local-first AI agent desktop app for Claude Code, Codex, and Pi.

    Alternative toCursor

    Alternative toCursor

    +4,437 stars this week8,600 GitHub stars
  10. 1010+6,168 stars this week

    ECC

    Cross-harness skills, agents, and security for AI coding

    InAI & Machine Learning

    InAI & Machine Learning

    +6,168 stars this week292,784 GitHub stars

New open source projects by email

The projects we add and every new guide. Free, unsubscribe any time.

Open source alternative guides

Long, ranked guides to open source software alternatives, each reviewed and dated by our editors.

Browse all 13 alternative guides

Claude Code open source alternatives

10 ranked · reviewed 15 Sept
  1. 1OpenCode223,015 GitHub stars
  2. 2oh-my-pi37,058 GitHub stars
  3. 3kilocode27,794 GitHub stars
Read the Claude Code guide →

Jira open source alternatives

10 ranked · reviewed 10 Sept
  1. 1Windshift386 GitHub stars
  2. 2OpenProject16,799 GitHub stars
  3. 3Plane61,668 GitHub stars
Read the Jira guide →

Notion open source alternatives

9 ranked · reviewed 25 Aug
  1. 1AppFlowy77,959 GitHub stars
  2. 2AFFiNE73,957 GitHub stars
  3. 3Outline41,108 GitHub stars
Read the Notion guide →

Slack open source alternatives

8 ranked · reviewed 2 Sept
  1. 1Mattermost39,465 GitHub stars
  2. 2Rocket.Chat46,351 GitHub stars
  3. 3Zulip26,138 GitHub stars
Read the Slack guide →

Linear open source alternatives

8 ranked · reviewed 2 Sept
  1. 1GitLab24,547 GitHub stars
  2. 2OpenProject16,799 GitHub stars
  3. 3Taiga385 GitHub stars
Read the Linear guide →

Wispr Flow open source alternatives

8 ranked · reviewed 18 Sept
  1. 1Handy35,089 GitHub stars
  2. 2VoiceInk6,967 GitHub stars
  3. 3FluidVoice12,601 GitHub stars
Read the Wispr Flow guide →

Arc open source alternatives

6 ranked · reviewed 27 Oct
  1. 1Zen Browser45,408 GitHub stars
  2. 2Floorp8,466 GitHub stars
  3. 3Brave3,734 GitHub stars
Read the Arc guide →

CapCut open source alternatives

5 ranked · reviewed 6 Oct
  1. 1Concat12,399 GitHub stars
  2. 2OpenCut96,188 GitHub stars
  3. 3Shotcut15,536 GitHub stars
Read the CapCut guide →

Grok Bot open source alternatives

8 ranked · reviewed 8 Sept
  1. 1rakazo6,242 GitHub stars
  2. 2OpenMausBot7,448 GitHub stars
  3. 3OpenBot7,485 GitHub stars
Read the Grok Bot guide →

Superhuman open source alternatives

7 ranked · reviewed 2 Sept
  1. 1Inbox Zero12,855 GitHub stars
  2. 2Macro5,635 GitHub stars
  3. 3Mailspring17,965 GitHub stars
Read the Superhuman guide →

Airtable open source alternatives

7 ranked · reviewed 2 Sept
  1. 1AITable15,652 GitHub stars
  2. 2Budibase 28,369 GitHub stars
  3. 3ToolJet41,143 GitHub stars
Read the Airtable guide →

Muse open source alternatives

5 ranked · reviewed 18 Oct
  1. 1OpenClaw393,358 GitHub stars
  2. 2Hermes Agent258,472 GitHub stars
  3. 3rakazo6,242 GitHub stars
Read the Muse guide →

Popular and new self-hosted open source projects

The most starred open source alternatives to paid software, then the newest additions. Each one is free to install or self-host.

Browse recently added projects

OmniRoute

Alternative toOpenRouter

352-provider AI gateway with automatic fallback and token compression

  • 82,140 GitHub stars
  • MITLicence MIT
  • #LLM

Netdata

Alternative toDatadog

Real-time infrastructure monitoring with zero configuration

  • 81,212 GitHub stars
  • GPL-3.0Licence GPL-3.0
  • #Monitoring

screenshot-to-code

Alternative toGoogle Stitch

Turn any design screenshot into clean, working code with AI

  • 80,885 GitHub stars
  • MITLicence MIT

Hoppscotch

Alternative toPostman

Open source Postman alternative for REST and GraphQL testing

  • 80,717 GitHub stars
  • MITLicence MIT
  • #API Client

RuFlo

Alternative toConductor

Deploy intelligent AI agents with ease.

  • 80,082 GitHub stars
  • MITLicence MIT
  • #AI Agents

Unsloth

Alternative toTogether AI

Train LLMs locally without code using a browser-based interface

  • 78,756 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #LLM

career-ops

Alternative toAIApply

AI job search agent that scores listings and tailors CVs locally.

  • 78,672 GitHub stars
  • MITLicence MIT

OBS Studio

Alternative tovMix

Record and stream with multi-source scenes and hardware encoding

  • 78,564 GitHub stars
  • GPL-2.0Licence GPL-2.0
  • #Video

headroom

Alternative toThe Token Company

Compress LLM context before it reaches the model

  • 78,221 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #LLM

AppFlowy

Alternative toNotion

Open source Notion alternative with AI, self-hosted

  • 77,959 GitHub stars
  • AGPL-3.0Licence AGPL-3.0

Grafana

Alternative toDatadog

Open source dashboards for metrics, logs, and traces

  • 77,582 GitHub stars
  • AGPL-3.0Licence AGPL-3.0
  • #Monitoring

Redis

Alternative toAmazon ElastiCache for Redis

High-performance open source in-memory data structure store

  • 77,090 GitHub stars
  • #Database

codegraph

Alternative toAtlassian Code Context

Transform codebases into queryable knowledge graphs

  • 75,880 GitHub stars
  • MITLicence MIT

hyperframes

Alternative toRemotion

Turn HTML and CSS into rendered MP4 videos, built for AI agents.

  • 75,428 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #Video

Open3D

NEW

InDeveloper Tools

C++/Python library for point clouds, meshes, and 3D visualization.

  • 14,147 GitHub stars
  • MITLicence MIT

Apache Superset

Alternative toMicrosoft Power BI

Open source data visualization and BI exploration tool

  • 75,357 GitHub stars
  • Apache-2.0Licence Apache-2.0

OpenBB

Alternative toLSEG Workspace (formerly Refinitiv Eikon)

Open source AI research workspace for financial analysis

  • 74,783 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #AI Agents

Kwatch

NEW

Alternative toKomodor

Kubernetes failures traced to root cause, sent as one incident

  • 1,022 GitHub stars
  • CustomLicence Elastic License 2.0 (ELv2)
  • #Kubernetes

AFFiNE

Alternative toNotion

Local-first workspace combining docs, whiteboards, and notes

  • 73,957 GitHub stars
  • MITLicence MIT

Strapi

Alternative toContentful

Headless CMS with auto-generated REST and GraphQL for any content model.

  • 73,400 GitHub stars
  • MITLicence MIT

SenseNova-U1

NEW

Alternative toGPT-4o

Any-to-any multimodal model for understanding, generation, and editing

  • 6,911 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #LLM

OpenSpec

Alternative toAmazon Kiro

Spec-driven development for AI coding assistants

  • 73,229 GitHub stars
  • MITLicence MIT

Mole

Alternative toCleanMyMac X

Free CLI and native app for Mac cleanup, uninstall, and disk analysis

  • 73,110 GitHub stars
  • GPL-3.0Licence GPL-3.0
  • #macOS

OfficeCLI

NEW

Alternative toAspose.Total

Office automation CLI for AI agents, no Office install required

  • 32,760 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #CLI

OpenMontage

Alternative toInVideo AI

Turn your AI coding assistant into a video studio

  • 73,068 GitHub stars
  • AGPL-3.0Licence AGPL-3.0
  • #Video

strix

Alternative toXBOW

Autonomous AI pentesting with proof-of-exploit and auto-fix PRs.

  • 72,751 GitHub stars
  • Apache-2.0Licence Apache-2.0

Forem

NEW

Alternative toHashnode

Community publishing and discussion tool that powers DEV Community.

  • 22,813 GitHub stars
  • AGPL-3.0Licence AGPL-3.0

Cline

Alternative toGitHub Copilot

VS Code AI agent that plans and edits across your entire project

  • 71,019 GitHub stars
  • Apache-2.0Licence Apache-2.0

Vaultwarden

Alternative toBitwarden

Lightweight self-hosted password manager server, Bitwarden compatible

  • 69,876 GitHub stars
  • AGPL-3.0Licence AGPL-3.0
  • #Security

FreeTube

NEW

Alternative toYouTube Premium

Ad-free desktop YouTube client with local-only data and no tracking.

  • 22,252 GitHub stars
  • AGPL-3.0Licence AGPL-3.0
  • #Video

AnythingLLM

Alternative toChatGPT

Chat with your documents using any LLM, private and self-hosted

  • 67,709 GitHub stars
  • MITLicence MIT
  • #AI Agents

daily_stock_analysis

Alternative toSeeking Alpha Premium

AI-driven stock analysis for A, HK, and US markets

  • 67,264 GitHub stars
  • MITLicence MIT
  • #LLM

Blanc

NEW

Alternative toArc

Floating Island browser, built-in ad blocking, free on all desktops

  • 134 GitHub stars
  • MITLicence MIT

Prometheus

Alternative toDatadog

Time series monitoring with a dimensional model and PromQL query language.

  • 66,858 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #Monitoring

Ladybird

Alternative toGoogle Chrome

Browser with its own rendering engine, no Chrome or Firefox code

  • 66,752 GitHub stars
  • BSD-2-ClauseLicence BSD-2-Clause

Nook

NEW

Alternative toArc

Open source macOS browser with vertical sidebar tabs and ad blocking.

  • 2,022 GitHub stars
  • GPL-3.0Licence GPL-3.0

Docusaurus

Alternative toGitBook

React-based static site generator for documentation

  • 66,603 GitHub stars
  • MITLicence MIT

FFmpeg

Alternative toAWS Elemental MediaConvert

Record, convert, and stream audio and video on any platform

  • 66,030 GitHub stars
  • #Video

Zephium

NEW

Alternative toArc

Rust browser on your system's own engine, with an AI Work canvas

  • 866 GitHub stars
  • MPL-2.0Licence MPL-2.0

Traefik

Alternative toNGINX Plus

Auto-routing reverse proxy for Docker and Kubernetes from labels

  • 65,403 GitHub stars
  • MITLicence MIT
Browse all 964 open source alternatives

Open source software by category

21 categories of self-hosted open source software, including Developer Tools, AI and Machine Learning, and Business and Productivity.

Browse all 21 categories
499

Developer Tools

REA (Reverse Engineer Anything), superpowers, Skills for Real Engineers429

AI & Machine Learning

freeCodeCamp, REA (Reverse Engineer Anything), OpenClaw215

Business & Productivity

OpenClaw, Excalidraw, RustDesk201

Web Development

superpowers, freeCodeCamp, Skills for Real Engineers145

Security & Monitoring

RustDesk, REA (Reverse Engineer Anything), Uptime Kuma131

IT Management

Immich, RustDesk, Stirling PDF130

Communication & Collaboration

iptv, freeCodeCamp, Excalidraw114

Cloud & Hosting

dify, RuView, rtk110

LLMOps & AI Tooling

Hermes Agent, OpenCode, MarkItDown108

Data & Analytics

Firecrawl, ragflow, Worldmonitor107

Design & Creative

ComfyUI, Excalidraw, Godot Engine106

Product & Project Management

agency-agents, freeCodeCamp, Gstack96

DevOps & CI/CD

Nvm, Uptime Kuma, Netdata81

APIs & Integration

n8n, Firecrawl, iptv70

Backend Development

graphify, dify, Rust65

Databases & Storage

Supabase, Immich, Redis59

Marketing & Growth

MoneyPrinterTurbo, agency-agents, MiroFish36

Web & App Development

Flutter, Rust, Nvm35

No-Code & Low-Code

Langflow, n8n, dify31

Finance & Fintech

TradingAgents, MiroFish, OpenBB29

Customer Support

Twenty, agency-agents, iptv

Articles on open source software

Browse the blog
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Best Open Source AI Video Generators in 2026: 8 Compared

I compared 8 open source AI video generators, from raw model weights in ComfyUI and Wan2.2 to finished-short pipelines in MoneyPrinterTurbo.

15 May 2026

The Best Open Source AI Tools You Can Run on Your Own Hardware

Stop paying per token. These open source AI models and tools run entirely on your own hardware: no API keys, no data leaving your server, no monthly bills that scale with usage.

15 May 2026

Best Open Source Git Hosting Platforms for Self-Hosted Teams

GitHub lock-in is real. These open source git hosting platforms let you self-host repositories, CI/CD, and code review on your own server.

New open source projects by email

The projects we add and every new guide. Free, unsubscribe any time.

Find open source alternatives to paid software

/
  • Claude Code to OpenCode
  • Jira to Windshift
  • Notion to AppFlowy
  • Slack to Mattermost
  • Linear to GitLab
  • Wispr Flow to Handy
  • Arc to Zen Browser
  • CapCut to Concat
  • Grok Bot to rakazo
  • Superhuman to Inbox Zero
  • Airtable to AITable
  • Muse to OpenClaw
  • Railway to Coolify
  • GitHub Copilot to Cline
  • Datadog to Netdata
  • Microsoft Teams to Rocket.Chat
  • Confluence to Docmost
  • Pinecone to Qdrant
  • Zapier to n8n
  • Devin AI to OpenHands
  • Firebase to Supabase
  • 1Password to KeePassXC
  • Contentful to Strapi
  • Adobe Premiere Pro to Shotcut
  • Claude Code to OpenCode
  • Jira to Windshift
  • Notion to AppFlowy
  • Slack to Mattermost
  • Linear to GitLab
  • Wispr Flow to Handy
  • Arc to Zen Browser
  • CapCut to Concat
  • Grok Bot to rakazo
  • Superhuman to Inbox Zero
  • Airtable to AITable
  • Muse to OpenClaw
  • Railway to Coolify
  • GitHub Copilot to Cline
  • Datadog to Netdata
  • Microsoft Teams to Rocket.Chat
  • Confluence to Docmost
  • Pinecone to Qdrant
  • Zapier to n8n
  • Devin AI to OpenHands
  • Firebase to Supabase
  • 1Password to KeePassXC
  • Contentful to Strapi
  • Adobe Premiere Pro to Shotcut