Top Open Source CRM software solutions of 2017

Here we have listed top open souce CRM in industry, The criteria to selected protects is purely based on openness of project, community support and acceptance and stability with advance features.

1. SUITECRM

SuiteCRM is an open source alternative to SugarCRM and is actually based on Sugar’s open source version, SugarCRM Community Edition is l no longer supported by SugarCRM. It’s based on Open Source Sugar, but uses Open Source add-ons to make it close to, if not better than, the ‘Pay’ Sugar.”

according to Wikipedia, SuiteCRM is a software fork of the popular customer relationship management (CRM) system from SugarCRM. It became popular when SugarCRM decided to stop development of its open source version. It is a free and open source alternative application based on the last open-source SugarCRM release, and contains many additional enhancements and new modules.

SuiteCRM won the BOSSIE Award 2015 and BOSSIE Award 2016 for the world's best Open Source CRM. Infoworld, the curators of the BOSSIE awards stated that "In little more than a year, SuiteCRM has inspired the community and emerged as a new leader in open source CRM." The award had been won by SugarCRM for the previous 8 years.

SuiteCRM comprises the last release of the SugarCRM Community Edition, plus the following additional modules:

Products
Quotes
Contracts
Invoices
PDF Templates
Workflow
Reporting
Search
Events
Google Maps
Teams Security
Portal
Responsive Theme
Outlook plugin

In addition to the new modules, extensive bug fixes and many enhancements to the core functionality have been made. There have been over thirty updates since the original project was released. A three-month release cycle is maintained with bug fix and security releases being made available between major releases

Compatibility:

PHP/mysql based shared host will work well to get you started on SuiteCRM.

Company's business model :

The company do not offer SaaS / Hosted software model and committed to earn business majorly from allied services like setting up hosting for SuiteCRM, Premium Support, Migration and other services. The company actively support the SuiteCRM software as well as it does support developing plugins and providing support services also company offers paid support services on hourly basis as well as on yearly basis.

https://suitecrm.com/

2.FatFreeCRM

Fat Free CRM is an open source
Ruby on Rails-based customer relationship management platform. Out of the box it features group collaboration, campaign and lead management, contact lists, and opportunity tracking.

Compatibility:

It is available at github https://github.com/espocrm/espocrm also It requires
Ruby 2.3+ (latest recommended )
MySQL v4.1.1 or later (v5+ is recommended), SQLite v3.4 or later, or Postgres 8.4.8 or later.
ImageMagick (optional, only needed if you would like to use avatars)

3. ESPOCRM

EspoCRM is a free, open source customer relationship management (CRM) software available for download, however, access to EspoCRM in the cloud is a paid service. Currently, more than 20,000 companies in 163 different countries are using the CRM software, which offers 15 supported languages. Features include sales automation tools, marketing automation, telephony integration and more. The real estate extension, which is included, is ideal real estate agencies to manage properties and automate sales and marketing tasks. Additional services include support, training and integration with a user's existing website or software.

Compatibility:

It is available at github https://github.com/espocrm/espocrm also It is compatible with PHP 5.6 or above (with pdo, json, gd, openssl, zip, imap, mbstring, curl extensions);
MySQL 5.1 or above.

Company's business model :

Company offer both SaaS / Hosted software as well as open source Software install-able at your premises . it offer both paid support and installation as well as free services .

https://www.espocrm.com/

4.YetiForceCRM

YetiForce was built on Vtiger foundation, but it has many changes that help to accomplish the complicated tasks in simple way. Most of the functions has been automated to ensure that all of them work together seamlessly and form a coherent integrity. sales process has been refined and updated module by module

Compatibility:

It is available at github https://github.com/YetiForceCompany/YetiForceCRM also It is compatible with PHP

Company's business model :

Company do not offer SaaS / Hosted software however offer development and support services also company offer paid modules as addon.

5. CIVICRM

CivCRM is another PHP/mysql based CRM. The CRM is a special purpose CRM created specially for NGOs, non-profits and advocacy organisations. The CRM integrates extremely well with known CMS like WordPress, Drupal and Joomla.

Compatibility:

PHP/mysql based shared host will be ok for CiviCRM.

Company's business model :

Company do'nt offer SaaS / Hosted software nor it offer a Paid version however it offer paid support and installation and development services .
The company actively support the open source version the community is also quite active with the open source edition developing plugins and providing support on the issues you face while working with the CRM.

https://civicrm.org/

6. SUGARCRM CE

SugarCRM community edition is one of the oldest and feature rich open source CRMs around. The CRM is based on PHP/mysql and the community edition needs to be installed on premise or on your own hosting.

The open source free version provides advance features including unlimited contacts, track able campaigns, unlimited opportunities, Leads and much more.

Compatibility:

PHP/mysql based host.

Company's business model :

SugarCRM offer both Saas / Hosted software as well as SugarCRM CE software install-able at your premises. The company doesn’t actively support the open source version however the community is quite active with the community edition.

https://www.sugarcrm.com/download

7. VTIGER CRM

vTiger CRM is also forked from SugarCRM CE. It started from SugarCRM code base but evolved quite a bit since then with more advance functionality. vTigerCRM also added ERP related features into it like Purchase Order, Sales Order etc

The open source free version provides almost all the features of the professional version including unlimited contacts, unlimited opportunities, Leads, campaigns, Sales Order, Purchase Order and much more.

Compatibility:

PHP/mysql / LAMP stack compatible host.

Company's bruises model :

The company do offer both SaaS as well as open source software. The company actively support the open source version unlike the SugarCRM CE and the community is also quite active with the open source edition developing plugins also it provides support on the issues reported to company.
https://www.vtiger.com/

8. Flarepoint-crm

Flarepoint is a new customer relationship management system (CRM) which purpose is to help you keep track of your customers, tasks etc. Flarepoint is a free, open-source and self-hosted platform based on Laravel 5.4 PHP Framework.

Compatibility:

It is developed over Laravel framework and compatible with PHP / MySQL host.

Company's business model :

The software is hosted at github as open source software and offered by individual named Casper Bottelet . You can find more information at github link https://github.com/Bottelet

If you want to know how a CRM functions, please visit following page , it will introduce you basics of a CRM.
https://wiki.vtiger.com/vtiger6/index.php/Main_Page