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Showing 4 open source projects for "java open source projects"

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Automate contact and company data extraction
Build lead generation pipelines that pull emails, phone numbers, and company details from directories, maps, social platforms. Full API access.

Generate leads at scale without building or maintaining scrapers. Use 10,000+ ready-made tools that handle authentication, pagination, and anti-bot protection. Pull data from business directories, social profiles, and public sources, then export to your CRM or database via API. Schedule recurring extractions, enrich existing datasets, and integrate with your workflows.

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1

Tinode Instant Messaging Server

Instant messaging platform

...Other databases can be supported by writing custom adapters. Tinode is not XMPP/Jabber. It is not compatible with XMPP. It's meant as a replacement for XMPP. On the surface, it's a lot like open source WhatsApp or Telegram. Version 0.17. This is beta-quality software, feature-complete and stable but probably with a few bugs. Follow instructions to install and run or use one of the cloud services provided.

Downloads: 12 This Week

Last Update: 2025-12-26
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2

libsignal

Home to the Signal Protocol and other cryptographic primitives

libsignal is the foundational cryptographic library that implements the Signal Protocol and other essential primitives used across the official Signal clients and servers, enabling secure end-to-end encrypted communication. Written primarily in Rust with bindings and APIs surfaced for Java, Swift, and TypeScript, this library encapsulates critical algorithms like the Double Ratchet, prekey mechanisms, secure key storage, and zero-knowledge group primitives, along with additional utilities...

Downloads: 4 This Week

Last Update: 1 day ago
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3

Smoke Crypto Chat Messenger for Android

Smoke: Android Crypto Chat Messenger

Smoke is an encrypting chat messenger for Android written in Java. Please read the Web site for more information: https://textbrowser.github.io/smoke/ (original, current) https://www.amazon.com/dp/3752691999/ https://smokeappope.sourceforge.io/ (old, third party archive) Smoke App OPE - Open Personal Encryption Download Android APK Installer: https://sourceforge.net/projects/smokeappope/files/ Smoke Source: https://github.com/textbrowser/smoke SmokeStack Source: https://github.com/textbrowser/smokestack (Android) https://github.com/textbrowser/spot-on (Desktop) Smoke appears to be one of the first projects with an open source mobile encrypting chat server., an decentralized and easily-configurable chat server. ...

Downloads: 0 This Week

Last Update: 2024-01-10
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4

Azonto Messenger

Cross-Platform Mobile Messaging Application

Azonto is a Cross-Platform Mobile Messaging Application that allows users to share images, songs, videos, create and add each other to groups. It is for the trendy who wants to be on top of the mobile messaging game.

Downloads: 0 This Week

Last Update: 2013-05-30
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FusionAuth: Authentication and User Management Software
Offer your users flexible authentication options, including passwords, passwordless, single sign-on (SSO), and multi-factor authentication (MFA).

FusionAuth adds login, registration, SSO, MFA, and a bazillion other features to your app in days - not months.

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