Open-source tools — Works with Slack

11 match your filters — 11 of them answered our check today.

Watching this group for 20 days · how we check

This week5 new arrivals

0tab AI

Live

Lets Chrome users open saved bookmarks with a keyboard shortcut instead of digging through bookmark menus.

FreeWorks offlineOpen source
What to know▼
How it works
Type a short code to open a page or a whole folder as a tab group; on-device AI adds tags and semantic search by default.
Pricing
free, open source

Watched for 1 day · last checked 1d ago

Details →

Pulse

Live

An open-source AI revenue-ops copilot for sales and RevOps teams that turns pasted meeting notes into HubSpot updates, drafts follow-up emails, syncs Google Calendar context, and posts summaries to Slack, without writing to CRM or sending anything without approval.

No sign-upOpen source
What to know▼
How it works
Maps meeting notes to your HubSpot schema (deal stage, amount, custom properties, next steps) and drafts Gmail follow-ups.
Pricing
Browser demo needs no signup; source is open and self-hostable.
Best for
Sales and RevOps teams on HubSpot who want notes turned into CRM updates automatically.
Watch out
Nothing writes to CRM or sends without your approval, per the product's own description.

Watched for 7 days · last checked 5d ago

Details →

Impri

Live

An open-source approval inbox that pauses AI agent actions until a human approves, edits or rejects them via Slack, Discord, Telegram or the web - self-hostable for teams running agents.

Domain registered 18 days ago

Open sourceSelf-hosted
What to know▼
How it works
An approval inbox that pauses AI agent actions, such as sending an email, posting a comment, or running a command, until a human approves, edits or rejects them via Slack, Discord, Telegram, mobile or web.
What's different
The approval gate is a data dependency the agent can't skip, not just a prompt instruction.
Pricing
Open source (MIT), self-hostable.
Best for
Teams running AI agents who want a human-in-the-loop approval step before actions execute.

Watched for 14 days · last checked 8d ago

Details →

TeamCopilot

Live

An open-source, self-hosted platform for shared AI workflows, like auto-drafting WhatsApp replies or pinging Slack on server errors, instead of everyone writing one-off prompts. For technical teams willing to self-host.

Open sourceSelf-hosted
What to know▼
How it works
An open-source, self-hosted platform for building reusable AI workflows with human-approval steps built in — for example, drafting a WhatsApp reply but requiring sign-off before sending, or checking server logs and pinging a teammate on Slack when an error appears.
What's different
Workflows are built once and shared across a team instead of every person creating one-off prompts, and it runs fully on your own infrastructure with any AI model.
Best for
Technical teams willing to self-host who want shared, auditable AI automations instead of ad hoc prompting.

Watched for 16 days · last checked 10d ago

Details →

Quark Agent

Live

An open-source TypeScript agent runtime with a small microkernel, composable tools, and adapters for CLI, Discord, Slack, GitHub, and Telegram, for developers building AI agents.

Open source
What to know▼
How it works
A 5KB microkernel runtime with 16 composable tools, 7 channel adapters, model routing, sandbox policies, and self-evolution, with zero third-party SDK dependencies.
Pricing
MIT licensed, open source.
Best for
Developers building custom AI agents.

Watched for 7 days · last checked 5d ago

Details →

Codeteel

Live

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 sourceSelf-hosted
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.
Pricing
Free and open source.

Watched for 12 days · last checked 9d ago

Details →

Buzz

Live

Open-source groupchat platform combining people and AI agents in one workspace, positioned as an alternative to Slack/GitHub.

Domain registered 4 years ago

Open source
What to know▼
How it works
A groupchat platform combining people and AI agents in one workspace, built to reduce dependency on Slack and GitHub.
What's different
Model-agnostic, decentralized, self-sovereign, and open source.

Watched for 3 days · last checked 3d ago

Details →

TabType

Live

A free, open-source macOS ghost-text autocomplete tool powered by an on-device local LLM.

FreeNo sign-upWorks offlineOpen source
What to know▼
How it works
Adds Cotypist-style ghost-text autocomplete to every Mac app using a local MLX-based LLM that runs 100% on-device.
Pricing
Free and MIT-licensed.
Watch out
macOS only; no cloud, no account, no keystroke leaves the machine.

Watched for 8 days · last checked 6d ago

Details →

Drumbeats

Live

Unified monitoring dashboard for uptime, cron jobs, heartbeats, and event-driven checks, with alerts to Slack, Teams, Discord, Telegram and more.

FreeOpen source
What to know▼
How it works
Setup via a single HTTP ping or endpoint check — explicitly no SDK, agent, or library required.

First seen today · last checked today

Details →

BugBounty Arsenal

Live

A continuous security scanner that re-checks targets on a schedule and alerts only on new vulnerability findings.

Domain registered 6 months ago

FreeOpen source
What to know▼
How it works
Schedules recurring security scans (daily/weekly/monthly) with 50+ detectors across recon, web, API, and mobile, alerting via email/Discord/Slack only on new findings versus the previous run; tracks attack surface over time and ships a CLI plus GitHub Action to fail CI builds on new criticals.
What's different
Alerts only on new findings instead of re-reporting everything on each run, and remembers triage decisions across re-scans.
Pricing
Free, open source.

Watched for 9 days · last checked 7d ago

Details →

PrimeClaws VPS

Live

Managed cloud hosting to deploy autonomous AI agents (like OpenClaw) in under 60 seconds, with several frontier models included free.

Domain registered 4 months ago

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.

Watched for 9 days · last checked 1d ago

Details →