Open Source Tools

Discover the best open source tools and software for developers, designers, and teams. All tools are free to use and modify.

Kener

Status pages, uptime checks, and incident updates

ActiveAnalyticsAnalytics & Data Science

+19 more

Open-source status pages and uptime monitoring with incident management, maintenance scheduling, and subscriber notifications.

TweetScan

Audit public X accounts and follower quality

ActiveAdd-On PricingAnalytics

+14 more

Free analysis for public X profiles with engagement rates, fake follower checks, posting insights, and open-source scoring.

DialNexa

Build voice agents for calls and follow-ups

AIAI AssistantAI Assistants

+23 more

A voice AI platform for sales, support, lead qualification, booking, collections, and multilingual workflows.

myCred

Run points, badges, and rewards on WordPress

A WordPress loyalty plugin that adds points, ranks, badges, and rewards, with WooCommerce support and integrations for 50+ plugins.

beUI

Animated UI pieces for React apps

ActiveBunDesign Tools

+26 more

Free, open-source animated components for React and Next.js, built with Motion and Tailwind CSS and distributed through shadcn.

DockTail

Expose Docker apps as Tailscale services

Cloud Infrastructure ManagementGoOpen Source Tool

+2 more

Labels Docker containers and advertises them in Tailscale as native services, with direct IP routing and Funnel support.

useLayouts

Animated UI pieces for React interfaces

Design ToolsDeveloper ToolsFree

+2 more

Free animated React components and micro-interactions built with Framer Motion and Tailwind CSS for production websites.

Reloop

Open-source email infrastructure for developers

ActiveAdd-On PricingAgency

+72 more

An open-source email platform for transactional mail, inboxes, and workflow automation, available hosted or self-deployed.

Localdobe

Browser-based PDF tools that keep files local

ActiveAstroDonations / Sponsorship

+11 more

Merge, split, compress, edit, and protect PDFs in the browser without uploads, watermarks, or sign-up.

DBC Utility

Inspect, edit, and compare CAN DBC files

Automation ToolBetaBootstrapped

+22 more

Desktop software for viewing, editing, comparing, and validating CAN and CAN FD DBC files on Windows and Linux.

OtaKit

Push Capacitor web updates without app store review

APIAutomation ToolBetterauth

+32 more

Open-source OTA delivery for Capacitor apps with CLI uploads, channel-based releases, rollback, and self-hosting.

HOL Guard

Review risky AI actions before they run

A local security layer for AI agents that blocks secret reads, destructive commands, and risky tool use before execution.

MoeMail

Disposable email with sharing and an open API

ActiveData Security & PrivacyEmail & Communication

+2 more

Free temporary email service with auto-expiring mailboxes, real-time inbox updates, sharing, and a REST OpenAPI for developers.

AIforASMR

Make calming ASMR video drafts from prompts

Generates ASMR-style videos from text, images, and templates for sleep loops, tactile scenes, and ambient short-form clips.

Slate

Blade components with token-based theming

ActiveCustomer Experience (CX)Design Tools

+19 more

A Laravel UI kit with anonymous Blade components, OKLCH design tokens, Tailwind CSS v4, dark mode, and Livewire-ready forms.

Electrik

Open-source SaaS starter kit for Laravel apps

ActiveAlphaLaravel

+5 more

Free Laravel starter kit with billing, teams, roles, and UI pieces for building SaaS products.

PNG to Favicon Converter

Generate site icons in the browser

Free client-side tool that turns an image into favicon.ico, touch icons, a web manifest, and HTML code.

Better Resource Monitor

Menu bar stats without extra noise

Desktop AppFreeMonitoring & Observability

+7 more

Free, open-source macOS menu bar monitor for CPU, memory, storage, GPU, and network with low overhead.

ShortLink

Checked short links with tracking and controls

Creates checked short URLs with custom aliases, QR codes, UTM tags, folders, API access, and live click analytics.

Wings

Block editor for notes, math, and drawings

ActiveAICloud

+30 more

Block-based editor for nested pages with LaTeX math, drawings, an AI panel, link sharing, and markdown export.

SilentSuite

Private sync for daily personal data

BetaBootstrappedFlat Rate

+14 more

Open-source, zero-knowledge sync for calendars, contacts, and tasks. It keeps plaintext off the server and keys on trusted devices.

Soseki

Manage freelance work in one workspace

AWSB2B OutreachBeta

+35 more

Open-source workspace for freelancers and small agencies to track clients, invoices, projects, expenses, and payments.

Dein Schriftgenerator

Convert text into stylish Unicode fonts

Free font generator with live preview for copying Unicode fonts for Instagram, TikTok, WhatsApp, and more.

tapetide

AI stock research for Indian markets

ActiveAI AssistantsAutomation Tool

+8 more

Analyzes NSE and BSE stocks with AI insights, financials, flows, and ownership data for research across popular AI clients.

Pilot Protocol

Direct network access for AI agents

Networking & Connectivity

A UDP-level network stack that gives agents encrypted peer-to-peer tunnels, direct addressing, and access to specialized live services.

Voice to notes

Turns speech into organized notes and transcripts

ActiveAgencyAI

+8 more

An AI speech-to-text app that converts voice into notes, summaries, transcripts, and action items for meetings, lectures, and ideas.

pug.sh

Track product behavior and tie it to people

AnalyticsAnalytics & Data ScienceAnalytics Tool

+22 more

Open-source analytics for events, profiles, funnels, retention, and user flows. Self-host it or use the free cloud beta.

Posthive

Schedule one post across social platforms

ActiveAutomation & Workflow OrchestrationBootstrapped

+14 more

Open-source social media scheduler for Bluesky, Threads, Instagram, LinkedIn, Mastodon, YouTube, and more. Self-host it.

PayStubVault

Create pay stubs with tax calculations

ActiveFinance, Accounting & PayrollFinancial Management

+7 more

Generate IRS-formatted pay stubs online with automatic tax calculations, YTD totals, and instant PDF downloads.

NeatMail

Your AI assistant for a quiet, organized inbox.

ActiveAIAI Assistant

+16 more

Let an AI assistant triage, draft replies, and clear your inbox. It automatically labels mail, unsubscribes from junk, and resurfaces important follow-ups.

KeepAI

Manage AI agent access to your apps from one place.

API IntegrationBetaDesktop App

+6 more

Connect your apps once, then manage permissions for all your AI agents from a single hub. Approve sensitive actions and revoke access instantly to stay in control.

PDF Dark

Instantly create eye-friendly dark mode PDFs online.

Convert any PDF to dark mode directly in your browser. Enjoy 100% privacy with no uploads or signups. Download a new PDF with original images intact.

nofoobar

Publish courses & coding labs under your own brand.

BetaBootstrappedCaddy

+20 more

Launch your online school with courses, blogs, and interactive coding labs. Self-host for free or use our cloud. Keep more of your earnings with flat-fee pricing.

GAIA

Proactively automates your email, calendar, and tasks.

ActiveAIAI Assistant

+18 more

Manage your email, calendar, and workflows with a proactive AI assistant. Connect 100+ tools, automate tasks, and access it from apps you already use.

SigNoz

Unified logs, metrics, and traces on your terms.

ActiveAIBare Metal

+25 more

Monitor application performance with unified logs, traces, and metrics. An open-source, OpenTelemetry-native platform for complete observability without vendor lock-in.