Guide · Updated 2026
Open source recruitment software is free to use, and anyone can study and modify the source code – which makes it genuinely appealing if you want control over your hiring stack. The catch is that half the projects recommended online stopped shipping updates years ago. Here are 8 options that are actually maintained in 2026, what each is best for, and the honest cost of running “free” software.
What is open source recruitment software?
Open source recruitment software has one defining benefit: it’s free to use, and any user can study the source code and modify it. Recruitment software itself is built for placement companies, staffing agencies, recruiting firms and HR departments, to organise and track the entire hiring process within an organisation – covering job posting, handling applications, managing resumes, candidate profiles and hiring status.
The open source part matters most when you want to own your data and shape the tool around your process rather than the other way round. But it comes with a real trade-off: you inherit responsibility for hosting, security and updates, and a project that has stopped being maintained is a liability rather than a bargain. That’s why the list below flags maintenance status alongside features.
How to choose
Six factors that decide the right fit
Whatever you shortlist, judge each option against the same six things.
Recruiter & candidate management
Can it hold your recruiters, contacts and candidates in one place, with history against each?
Job posting
How easily can you publish roles – to your own site, and out to external boards?
Resume management
Does it store, parse and search resumes properly, or just attach files to records?
Applicant tracking
Is there a real pipeline with stages you can configure to match how you actually hire?
Admin panel
Can non-developers administer it day to day, or does every change need a developer?
Reports & analytics
Will it tell you what’s working – time to fill, source performance, pipeline health?
At a glance
Every option, compared
Including maintenance status – the column most listicles leave out, and the one that matters most.
| Software | Type | Best for | Maintenance |
|---|---|---|---|
| 1. OpenCATS | ATS | Recruiters & staffing agencies | Active, community-driven |
| 2. CandidATS | ATS | Recruiting agencies wanting a modern fork | Active |
| 3. OrangeHRM (Community) | HR suite | Small HR teams doing basic recruiting | Active |
| 4. Odoo Recruitment (Community) | ERP module | Teams already running Odoo | Active |
| 5. ERPNext / Frappe HR | ERP module | Businesses already on ERPNext | Active |
| 6. Sentrifugo | HR suite | Micro-businesses with a PHP developer | Ageing – patchy updates |
| 7. WP Job Manager | Job board | WordPress sites | Active, backed by Automattic |
| 8. FossJobs | Job board | A lightweight LAMP job board | Active fork |
The list
Open source recruitment software, by type
Grouped by what they actually are – a dedicated ATS, an HR suite with recruiting attached, or a job board platform.
Applicant tracking systems
OpenCATS
Visit site →ATS · Recruiters & staffing agencies
The most battle-tested fully self-hosted open source ATS by deployment count. It manages the complete recruitment life cycle from business development through to finalising a placement – candidate details, qualifications, resumes and contact history, job order details, associated contacts, and the candidate pipeline. Development moves slowly, but security patches arrive on schedule and the core functionality has held up for years. Built for recruiters, by the recruiting community.
CandidATS
Visit site →ATS · Recruiting agencies wanting a modern fork
A modernised applicant tracking system in the OpenCATS lineage, aimed at recruiting agencies and businesses that want a secure, focused ATS. If you like the OpenCATS model but want a fresher interface and more recent codebase, it’s the natural first alternative to evaluate.
HR suites with a recruitment module
OrangeHRM (Community)
Visit site →HR suite · Small HR teams doing basic recruiting
One of the most widely used open source HR management systems in the world. The Community edition is free and self-hosted, covering leave management and employee records alongside a recruitment module with job postings, applicant tracking and interview scheduling. The interface is cleaner than OpenCATS and setup is more straightforward – a good pick if recruiting sits inside broader HR admin.
Odoo Recruitment (Community)
Visit site →ERP module · Teams already running Odoo
Odoo is an all-in-one business suite – CRM, website, e-commerce, accounting, inventory and more – and its Community edition is the open source version. The recruitment app lets you set up a job board, promote listings, and track applications, with a kanban view whose stages you customise (pre-qualification, first interview, second interview, negotiation). Its reports module compares how your postings perform across different external job boards. Be aware it’s a Python/PostgreSQL stack that needs real technical comfort.
ERPNext / Frappe HR
Visit site →ERP module · Businesses already on ERPNext
An open source ERP in the same family of thinking as Odoo. Its HR module covers job postings, applicant tracking, interview management and offer letters. It makes most sense when the rest of your business already runs on ERPNext – as a standalone recruiting tool for a solo recruiter or agency, there’s little reason to take on a full ERP install.
Sentrifugo
Visit site →HR suite · Micro-businesses with a PHP developer
Once the all-in-one king of free HR software, Sentrifugo famously bundles modules – such as background checks – that most competitors charge for. The honest caveat for 2026: it’s showing its age. Community support has dwindled and security updates are infrequent, so it really suits non-profits or micro-businesses with a PHP developer able to patch legacy code for modern servers.
Open source job board platforms
WP Job Manager
Visit site →Job board · WordPress sites
The most widely deployed open source job board solution, backed by Automattic, with over 80,000 active installations and translations into 37 languages. If your site already runs on WordPress, it’s the lowest-friction way to add a genuine job board with a full feature set out of the box.
FossJobs
Visit site →Job board · A lightweight LAMP job board
A modernised community fork of the discontinued Jobberbase project, running on a standard LAMP stack and powering fossjobs.net in production. The codebase is job-board-specific rather than a generic platform bent into shape, and it adds RSS feeds, automatic posting to Mastodon and Twitter, and email-based job submission so occasional employers can post without creating an account.
What happened to Jobberbase, Recruity and WinRecruit?
If you’ve seen these on older roundups – including earlier versions of this page – here’s the honest position. Jobberbase genuinely mattered: launched in October 2007, it was the first open source job board platform and was downloaded more than 100,000 times. But its last release was version 1.9 in 2010, and its own repository describes the project as having “fallen into oblivion,” with a version 2.0 beta that never shipped. It hasn’t been updated in over a decade and shouldn’t be run on a public site today. The good news: the community forked it, and FossJobs is the maintained successor running in production.
One correction worth making, because it’s repeated all over the web: Jobberbase is not built on Ruby on Rails. It’s PHP on a standard LAMP stack. The myth comes from its founder explaining he was influenced by how Rails was extracted from Basecamp when deciding to open-source his job board – Rails inspired the decision, it wasn’t the technology.
Recruity and WinRecruit were both listed on older guides, but neither shows signs of active development or an accessible download today, so we’ve left them out rather than send you to a dead end.
“Free” software still has a bill
The licence costs nothing; running it doesn’t. Budget for hosting – a basic VPS for a single-recruiter install runs roughly $5 to $15 a month – plus setup time of around two to four hours for OpenCATS or OrangeHRM, and considerably longer for Odoo or ERPNext. A realistic first-year total for a technically capable recruiter is about $120 to $180 in hosting, plus their own time.
The cost that actually bites is developer hours. A free tool that needs a senior developer to patch it every month is quietly costing thousands in salary – which is why the sensible question isn’t “what’s free?” but “what’s the total cost of ownership, including the person who keeps it running?”
The other option
When open source isn’t the right answer
Open source is a strong choice if you have someone who can install, secure and patch a server application. If you don’t, an unmaintained project holding candidate data on a public careers site becomes a risk rather than a saving.
There’s a middle path: a supported self-hosted platform, bought once with full source code included. You keep the things that draw people to open source – your own server, your own data, code you can modify – without depending on volunteer maintenance or paying per-user fees forever. That’s the model ejobsitesoftware.com is built on: a one-time payment, source code included, and a team behind it.
See the recruitment software →
Answers
Frequently asked questions
What is open source recruitment software?
What is the best open source recruitment software?
How do I choose open source recruitment software?
What happened to Jobberbase?
Is Jobberbase built on Ruby on Rails?
Is open source recruitment software really free?
What is the difference between an open source ATS and open source recruiting software?
When is open source not the right choice?
Keep exploring
Related products & resources
Own your software without owning the maintenance
Everything people like about open source – your server, your data, full source code – with a team behind it and a single one-time payment instead of per-user fees.
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