91 tools matching “free”
Cal.diy
Cal.com's open edition: self-hosted scheduling with booking links, calendar sync and 100+ integrations — MIT, free.
git clone https://github.com/calcom/cal.diy.git
AI ToolsOpen sourceActive49.8K
OpenProject
Web-based project and portfolio management: agile boards, Gantt, roadmaps and time tracking — free Community Edition.
AI ToolsOpen sourceActive17.2K
OpenWhispr
Open-source, privacy-first voice-to-text dictation: global hotkey, speak, text pastes at the cursor — fully offline, no sign-in.
brew install --cask openwhispr
CLI ToolsFreemiumActive11.1K
Open Higgsfield
Free self-hosted studio fronting 38 AI image and video models via your own Higgsfield key — pay-per-use generation.
git clone https://github.com/wide-trace/open-higgsfie…
Video GenerationFreemium5.5K
OpenSEO
Open-source SEO platform: keyword research, rank tracking, backlinks, audits and AI visibility — self-hosted, MCP-ready.
docker compose up -d
AI ToolsOpen sourceActive26.9K
AppFlowy
Open-source AI workspace: docs, wikis, kanban, calendars and databases — local-first, offline, no account.
docker compose up -d
AI ToolsOpen sourceActive78.5K
VoiceStudio
On-device voice cloning, TTS, dubbing and dictation in 646 languages — free, no account.
curl -fsSL https://voicestudio.sh/install | sh
AI ToolsOpen sourceActive105.3K
Claude Octopus
A Claude Code plugin for multi-model orchestration: the same task runs across providers, with a 75% consensus gate flagging disagreements.
claude plugin marketplace add https://github.com/nyld…
Claude SkillsOpen sourceActive4.4K
Google ARTEMIS
Google's open-source tool that turns natural-language instructions into Android automation on a real phone or emulator over ADB.
git clone https://github.com/google/artemis.git && cd…
MCP ServersOpen source17.1K
Understand Anything
Maps a codebase into an interactive knowledge graph and dashboard, with guided tours and chat, diff and onboarding commands.
npx skills add Egonex-AI/Understand-Anything
Claude SkillsOpen sourceActive91.6K
DisconfirmAI Reading
Free AI-assisted briefs on AI, companies and investment — with source links to check
Learning & ResourcesFree
Folklore MCP
Genomic evidence MCP — variant classification, gene profiles and literature, free to query
MCP ServersFreemiumActive1
KnowYourML
Free reading room for machine-learning research, with AI-written briefs and cited sources
Learning & ResourcesFreemium
Reelsy
AI image and video workspace for e-commerce teams, with a Codex plugin workflow
Video GenerationFreemium
Tokenrip
Shared workspace your AI agents work from
Agents & AutomationFreemium
Last 30 Days
Research skill that briefs the last 30 days across Reddit, X, YouTube and more
Claude SkillsOpen sourceActive67K
REA
MCP server and CLI connecting coding agents to reverse-engineering tools
npx rea-agents setup
MCP ServersOpen sourceActive444.4K
Video2Prompt
Video to prompt: turn any viral video into AI prompts. Transcript, hook and scene prompts for Sora, Kling, Runway.
Video GenerationFreemiumNo-code