Top Open Source Projects using HTML

A curated collection of the 25 best open source software using HTML. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.

Flowise

A low-code tool for building AI agents visually, aimed at teams that prefer wiring nodes to writing orchestration code.

Alternative to:

Voiceflow

Visual builder for AI agents and chatflows that you can self-host

Stars
55,430
Forks
24,981
Last commit
29 days ago

Maybe

A Rails personal finance app you host yourself, tracking net worth, budgets and transactions for a whole household.

Alternative to:

Monarch Money

Self hosted personal finance app for your whole household

Stars
54,287

LibreTranslate

Self-hosted machine translation API that runs entirely on your own hardware, with no dependency on Google or Azure.

Alternative to:

Taia

Free offline machine translation API you can host yourself

Stars
16,309

Waterfox

A customisable Firefox based browser with data collection disabled, built in ad blocking and private DNS for privacy minded users.

Alternative to:

Google Chrome

Firefox fork with telemetry off and ad blocking built in

Stars

LanguageTool

An open source proofreading engine for more than 25 languages, for writers and developers who want checking on a server they control.

Alternative to:

Grammarly

AI-powered grammar checker for 30+ languages

Stars
14,986

PairDrop

A browser-based file sharing tool for sending files between nearby devices, an AirDrop equivalent that works across every platform.

Alternative to:

AirDrop

Instant file sharing across devices without setup

Stars
11,334

Fizzy

Kanban tracking tool for issues and ideas from 37signals, released as source you can host and modify yourself.

Alternative to:

Jira

Modern kanban that's fast, fun, and refreshingly simple

Stars
8,181

Healthchecks

Cron job monitoring service that alerts you when a scheduled task fails to check in on time.

Alternative to:

Cronitor

Get alerted when cron jobs and scheduled tasks miss their run

Stars
10,307

CryptPad

An end-to-end encrypted collaboration suite with documents, sheets, forms and whiteboards, for teams whose server operator should not read their files.

Alternative to:

Google Workspace

Secure collaboration with end-to-end encryption

Stars

Redmine

A self-hosted project management web application written in Ruby on Rails, covering issues, wikis, time tracking and repository browsing in one place.

Alternative to:

Asana

Flexible project management you can host yourself

Stars
6,029

Solidus

A Ruby on Rails e-commerce platform assembled from gems, for teams that want to own and customize every part of their store.

Alternative to:

Shopify

Flexible eCommerce platform for brands that stand out

Stars
5,324

Campfire

Web-based team chat with rooms, direct messages and file previews, packaged as one Docker image for a single machine.

Alternative to:

Slack

Self-hosted group chat without recurring subscription fees

Stars
4,587

/dev/push

Self-hosted deployment platform that builds and runs any Docker-compatible app from a git push, with zero-downtime rollouts and instant rollback.

Alternative to:

Vercel

Deploy apps instantly with git push - open source alternative

Stars
4,745

LittleLink

DIY link-in-bio page you host yourself, built from plain HTML and CSS with more than a hundred branded button styles.

Alternative to:

Linktree

Create your own link-in-bio page with 100+ branded buttons

Stars
3,072

Piwigo

Photo gallery software for the web, designed for organizations, teams and individuals managing a large library on their own server.

Alternative to:

Apple iCloud Photos

Organize thousands of photos with ease

Stars
3,849

Swirl Search

Federated AI search and RAG across your company's applications, answering questions from live sources without copying anything into a vector database.

Alternative to:

Coveo

Get instant answers from your company knowledge

Stars
3,043

BookWyrm

Federated social network for tracking reading, reviewing books and following friends, run as small self-governed instances that reach Mastodon.

Alternative to:

Goodreads

Decentralized social network for book lovers and readers

Stars
2,777

Elementary Data

dbt-native data observability CLI that builds reports, surfaces anomalies and sends alerts for analytics engineering teams.

Alternative to:

Bigeye

Data observability for modern data teams

Stars
2,406

Horilla

Horilla is a free HR management system covering recruitment, attendance, payroll, and performance for organizations that want to run HR on their own servers.

Alternative to:

BambooHR

Comprehensive open-source HR management solution

Stars
1,359

Keila

Send newsletter campaigns and build sign-up forms from a self-hosted Elixir application, an alternative to Mailchimp for privacy-minded senders.

Alternative to:

Mailchimp

Open-source email marketing for the privacy-conscious

Stars
2,203

2FAS

Official Android app for the Open Source 2FAS project, generating TOTP and HOTP one-time codes for any compatible service.

Alternative to:

1Password

Local-first 2FA authenticator and password manager

Stars
1,506

Sessy

Email observability for Amazon SES, giving you a dashboard of deliveries, bounces, complaints, opens and clicks from your own instance.

Alternative to:

Mailgun

Own your SES email analytics, from send to inbox

Marble

Transaction monitoring and AML screening engine for fintechs and banks that want a detection system they can inspect and change.

Alternative to:

ComplyAdvantage

Real-time fraud detection and AML compliance engine

Stars
595

Pagecord

A personal blogging platform for writers who would rather publish by email or from their own editor than open a dashboard.

Alternative to:

Substack

Personal blogging platform that meets you where you write

Stars
187

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Top Open Source Projects using HTML

A curated collection of the 25 best open source software using HTML. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.

Flowise

Maybe

LibreTranslate

Waterfox

LanguageTool

PairDrop

Fizzy

Healthchecks

CryptPad

Redmine

Solidus

Campfire

/dev/push

LittleLink

Piwigo

Swirl Search

BookWyrm

Elementary Data

Horilla

Keila

2FAS

Sessy

Marble

Pagecord

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Flowise

Maybe

LibreTranslate

Waterfox

LanguageTool

PairDrop

Fizzy

Healthchecks