Best OpenGTM Alternatives in 2026
The top OpenGTM alternatives are Clay, People Data Labs and 6sense: 15 data enrichment software our editors would look at instead of OpenGTM, in our ranking order.
OpenGTM: A flexible open-source choice for enrichment waterfalls, AI research, and workflow routing. Where it falls short: requires users to run the software on their own infrastructure.
Switching from OpenGTM? For most data enrichment software buyers the best OpenGTM alternative is Clay, built for broad B2B enrichment and workflow automation. On a budget, BetterContact starts at $15/mo. Ocean.io offers the most monthly credits (9000 credits/mo).
Why People Look for an OpenGTM Alternative
- Requires users to run the software on their own infrastructure
- Users must supply provider keys for connected enrichment and AI services
- Third-party enrichment and AI charges are paid separately to providers
Quick Picks by What You Need
- Best overallClay9.4
Broad B2B enrichment and workflow automation
Visit Clay - Lowest priceBetterContact7.9
Paid plans from $15/mo
Visit BetterContact - Best free optionClay9.4
Has a free plan
Visit Clay - Most monthly creditsOcean.io8.3
9000 credits/mo
Visit Ocean.io
All 15 OpenGTM Alternatives, Ranked
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
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Best forBroad B2B enrichment and workflow automation
- Better than OpenGTM:
- Editor score 9.4 vs 9.2
Broad enrichment and workflow automation with waterfall providers, AI research, and CRM sync.
- Waterfall enrichment
- CRM sync
- API access
9.4/10★★★★★Visit Clay -
Best forAPI-first person and company data enrichment
A broad, API-first enrichment platform for teams building data workflows.
- API access
9.1/10★★★★★Explore People Data -
Best forIntent-led account and buyer enrichment
A broad enrichment and intent platform for teams prioritizing account-level buying signals.
- API access
9.0/10★★★★☆Visit 6sense -
Best forMature enterprise sales intelligence enrichment
A mature enterprise platform combining enriched B2B data, intent signals, automation, and APIs.
- API access
8.9/10★★★★☆Visit ZoomInfo -
Best forLarge-scale company and employee data enrichment
A broad, API-ready enrichment platform for large-scale B2B data workflows.
- API access
8.8/10★★★★☆Visit Coresignal -
Best forAffordable waterfall contact enrichment
An affordable way to enrich contacts across multiple providers, with APIs and CRM workflows.
- Waterfall enrichment
- CRM sync
- API access
8.7/10★★★★☆Visit FullEnrich -
Best forAffordable CRM-connected person enrichment
Affordable person and company enrichment with CRM connections, prospecting, and API access.
- CRM sync
- API access
8.6/10★★★★☆Visit B2BEnrich -
Best forTable-based enrichment with developer tooling
A table-first enrichment platform with waterfall providers and extensive developer access.
- Waterfall enrichment
- CRM sync
- API access
8.5/10★★★★☆Visit Databar -
Best forLow-cost API enrichment for company intelligence
A low-cost API enrichment platform covering firmographic, technographic, and event data.
- CRM sync
- API access
8.4/10★★★★☆Visit PredictLeads -
Best forLookalike company and CRM enrichment
A broad enrichment platform for finding similar companies and enriching CRM records.
- Waterfall enrichment
- CRM sync
- API access
8.3/10★★★★☆Visit Ocean.io -
Best forEnterprise account profiles and identity resolution
A broad platform for unified account profiles, identity resolution, scoring, and activation.
8.2/10★★★★☆Visit Leadspace -
Best forSimple low-cost waterfall enrichment
A focused enrichment platform with waterfall lookup, API access and a free starting tier.
- Waterfall enrichment
- API access
8.1/10★★★★☆Visit TargetWise -
Best forCompany intelligence and bulk domain enrichment
A focused enrichment platform for company intelligence, bulk domains, and API workflows.
- CRM sync
- API access
8.0/10★★★★☆Visit CompanyEnrich -
Best forBudget email and mobile enrichment
A low-cost enrichment tool for verified email and mobile contact data.
- Waterfall enrichment
- CRM sync
- API access
7.9/10★★★★☆Visit BetterContact -
Best forPay-as-you-go enrichment API users
A flexible API suite for credit-based company and professional data enrichment.
- API access
7.8/10★★★★☆Visit EnrichmentAPI
OpenGTM Alternatives: Common Questions
What is the best alternative to OpenGTM?
Clay: #1 in our Data Enrichment Software ranking, with an editor score of 9.4 out of 10. Broad enrichment and workflow automation with waterfall providers, AI research, and CRM sync.
Is there a free alternative to OpenGTM?
Yes. Clay, People Data Labs, B2BEnrich, PredictLeads and TargetWise have a free plan or a free tier.
What is the cheapest paid alternative to OpenGTM?
Of the alternatives here that publish a price, BetterContact starts lowest, at $15/mo.
Why do people look for OpenGTM alternatives?
Requires users to run the software on their own infrastructure; Users must supply provider keys for connected enrichment and AI services; Third-party enrichment and AI charges are paid separately to providers.
Which OpenGTM alternative has the most monthly credits?
Ocean.io, with 9000 credits/mo.
How do I switch from OpenGTM?
Export your data from OpenGTM (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel OpenGTM.
How to Switch from OpenGTM
- Export your data from OpenGTM (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel OpenGTM.
OpenGTM vs Each Alternative
| # | Tool | Free plan | Paid from | Enrichment types | Monthly credits | API access | CRM sync | Score |
|---|---|---|---|---|---|---|---|---|
| 2 | OpenGTM | Yes | Free | email, phone, firmographic, technographic, hiring, social, identity | Yes | Yes | 9.2 | |
| 1 | Clay | Yes | $167/mo | contact, company, people, email, phone, social media, financial, job, technology, news and online content | 2500 credits/mo | Yes | Yes | 9.4 |
| 2 | People Data Labs | Yes | Yes | 9.1 | ||||
| 3 | 6sense | No | Yes | 9.0 | ||||
| 4 | ZoomInfo | Yes | 8.9 | |||||
| 5 | Coresignal | No | $49/mo | Yes | 8.8 | |||
| 6 | FullEnrich | No | work email, personal email, mobile phone, reverse email lookup, B2B profile and company data | 1000 credits/mo | Yes | Yes | 8.7 | |
| 7 | B2BEnrich | Yes | $49/mo | people, company, email, phone, firmographic, technographic, CRM | 2000 credits/mo | Yes | Yes | 8.6 |
| 8 | Databar | No | $99/mo | contact details, company data, firmographics, funding, hiring, technology stack, traffic, news, reviews, social profiles, jobs | 5000 credits/mo | Yes | Yes | 8.5 |
| 9 | PredictLeads | Yes | $0.002/unit usage-based | firmographic, technographic, job openings, news events, financing events, business relationships, products, similar companies | 5000 credits/mo | Yes | Yes | 8.4 |
| 10 | Ocean.io | No | company profiles, employee profiles, verified professional emails, direct phone numbers, technologies, headcount, location, industry, growth signals | 9000 credits/mo | Yes | Yes | 8.3 | |
| 11 | Leadspace | 8.2 | ||||||
| 12 | TargetWise | Yes | $49/mo | work email, business phone, company profiles, professional background, education, skills | Yes | No | 8.1 | |
| 13 | CompanyEnrich | No | $49/mo | firmographics, technographics, financials, funding, people, employee count, location, industry, revenue, technologies | 5000 credits/mo | Yes | Yes | 8.0 |
| 14 | BetterContact | No | $15/mo | email addresses, mobile phone numbers | 200 credits/mo | Yes | Yes | 7.9 |
| 15 | EnrichmentAPI | $599/mo | firmographic, financial, technology, funding, social, people, professional profile | 1000 credits/mo | Yes | 7.8 |
Head-to-Head
- OpenGTM vs Clay
- OpenGTM vs People Data Labs
- OpenGTM vs 6sense
- OpenGTM vs ZoomInfo
- OpenGTM vs Coresignal
- OpenGTM vs FullEnrich
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update