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Open source alternatives to Loom[011]

Loom async video messaging for teams. Below are 11 self-hostable open source alternatives, ranked by GitHub popularity.

// DEVELOPER TOOLS№ 001
Cap

Cap

TYPESCRIPT

Open source screen recording with instant sharing

★ STARS

18.7k

⑂ FORKS

1.5k

OPEN PROJECT
// DEVELOPER TOOLS№ 002
Screenity

Screenity

JAVASCRIPT

Capture, annotate, and edit screen recordings with no limits or sign-up required. Completely private and open source.

★ STARS

18.2k

⑂ FORKS

1.5k

OPEN PROJECT
// DEVELOPER TOOLS№ 003
Plasmic

Plasmic

TYPESCRIPT

Visual builder integrating with your codebase

★ STARS

6.8k

⑂ FORKS

675

OPEN PROJECT
// ANALYTICS№ 004
capjs

capjs

JAVASCRIPT

Lightweight open-source CAPTCHA solution using SHA-256 proof-of-work. 250x smaller than hCaptcha, fully customizable, and privacy-focused with zero telemetry.

★ STARS

6.3k

⑂ FORKS

431

OPEN PROJECT
// DEVOPS№ 005
Bigcapital

Bigcapital

TYPESCRIPT

Cloud-based accounting software that streamlines bookkeeping, generates intelligent reports, and offers multi-currency support for efficient financial management.

★ STARS

3.6k

⑂ FORKS

435

OPEN PROJECT
// ANALYTICS№ 006
mCaptcha

mCaptcha

RUST

Privacy-focused proof-of-work CAPTCHA system that silently protects websites without tracking users or requiring image solving. Drop-in replacement for reCAPTCHA.

★ STARS

2.4k

⑂ FORKS

88

OPEN PROJECT
// WEB FRAMEWORK№ 007
Captable

Captable

TYPESCRIPT

Comprehensive cap table software for startups to manage equity, track ownership, and facilitate fundraising with real-time insights and compliance tools.

★ STARS

804

⑂ FORKS

170

OPEN PROJECT
// AUTH & SECURITY№ 008
Procaptcha

Procaptcha

TYPESCRIPT

A blockchain-based CAPTCHA solution offering improved security, user experience, and resistance to bot attacks for web applications.

★ STARS

295

⑂ FORKS

9

OPEN PROJECT
// DEVOPS№ 009
Capgo

Capgo

TYPESCRIPT

Over-the-air update solution for Capacitor apps that enables instant deployment of bug fixes and features without going through app store review processes.

★ STARS

189

⑂ FORKS

84

OPEN PROJECT
// AUTH & SECURITY№ 010
private-captcha

private-captcha

GO

Privacy-first CAPTCHA service that blocks bots while keeping forms accessible. No puzzles, no tracking, no cookies - just invisible cryptographic protection.

★ STARS

168

⑂ FORKS

5

OPEN PROJECT
// ANALYTICS№ 011
friendly-captcha

friendly-captcha

PHP

Privacy-compliant CAPTCHA alternative using proof-of-work technology. Protects websites from bots and spam without user interaction or data tracking.

★ STARS

50

⑂ FORKS

11

OPEN PROJECT

// EDITOR'S TAKE

Cap is the closest direct alternative — an open source screen recorder built for sharing.

// FREQUENTLY ASKED

What is the best open source Loom alternative?

Cap is the most popular open source Loom alternative by GitHub stars (18,718 stars). The other 10 options are ranked above.

Are these Loom alternatives self-hostable?

Yes — every project listed here is open source and runs on your own infrastructure. Click into a project to see its license, stars, language, and current health status.

Are they free?

All projects shown are free and open source. Check each project's license page for the terms — most are MIT, Apache 2.0, or AGPL.