How we make this list: we compare pricing pages, product documentation and public user reviews. Ratings come from G2, Capterra or Trustpilot, with the date we checked them.
Key takeaways
- Estuary is the closest managed equivalent: log based CDC without running Kafka, priced openly at 0.50 dollars per GB plus 100 dollars per connector instance.
- Fivetran and Airbyte are ELT platforms first: easier for warehouse loading, with CDC as one mode and interval based sync economics to understand before committing.
- Striim and Qlik Replicate serve the enterprise replication world Debezium teams sometimes grow into, and Confluent is the answer when you want Debezium's world but managed.
- Debezium's licence costs nothing and its operation costs engineers. Every alternative here is priced against that trade, so compare total cost including the on call rota, not the invoice line alone.
Quick comparison
| Tool | Best for | Starting price | Free plan |
|---|
 Estuary Flow | Managed real time CDC without Kafka | Free | Yes |
 Fivetran | Zero ops warehouse loading | Free | Yes |
 Airbyte | Open source ELT with CDC mode | Free | Yes |
 Striim | Enterprise streaming and replication | See website | No |
 Qlik Replicate | Enterprise database replication | See website | No |
 Confluent Cloud | Managed Kafka with CDC connectors | See website | No |
 AWS DMS | Replication inside AWS | See website | No |
 PeerDB | PostgreSQL CDC into analytical stores | See website | No |
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The best Debezium alternatives
Starting priceFree
Free planYes
What we like- Estuary is the managed platform built CDC first: log based capture with claimed sub second latency, integrated historical backfill, streaming transformations in SQL or TypeScript, and private or bring your own cloud deployment for data that cannot leave your network. Its pricing is unusually public for this category: free up to 10 GB a month, then 0.50 dollars per GB plus 100 dollars per connector instance. Teams whose Debezium pain is pure operations get the same capture model with no Kafka to run.
Watch out for- Per GB plus per instance pricing bills at both capture and materialisation, so wide tables and many connectors need modelling
- Estuary's own cost comparisons are advocacy and should be rerun on your numbers. The connector catalogue is narrower than Fivetran's long tail of SaaS sources. It is a younger company than the enterprise names here, which matters for decade long infrastructure bets.
#2Fivetran
Best for: Zero ops warehouse loading4.3/5 on
G2 (841 reviews, checked Oct 2026)
Visit fivetran.com
Starting priceFree
Free planYes
What we like- Fivetran removes the whole pipeline job: 700 plus connectors, log based CDC for databases, automatic schema handling, and loading into warehouses and lakes with nothing to operate. A free plan covers up to 500,000 monthly active rows, and syncs run as fast as one minute on enterprise tiers. For analytics teams whose Debezium setup exists only to feed a warehouse, Fivetran is the honest substitute: the capture is a means, and they sell the end.
Watch out for- Pricing by monthly active rows makes churn heavy databases expensive and bills hard to forecast
- One published model put a single busy Postgres connection above 1,800 dollars a month on Standard. Fifteen minute default syncs on standard tiers are batch thinking, not streaming, so real time use cases need enterprise pricing. Event streaming architectures, feeding Flink or services directly, are outside its design.
#3Airbyte
Best for: Open source ELT with CDC mode4.4/5 on
G2 (78 reviews, checked Oct 2026)
Visit airbyte.com
Starting priceFree
Free planYes
What we like- Airbyte offers the control end of managed convenience: an open source core you can self host free, a huge connector catalogue, and cloud plans from 20 dollars a month, with CDC offered for supported databases. Teams that want Debezium's self hosted posture with a UI, scheduling and a connector ecosystem maintained by someone else find their middle ground. Its CDC for several sources builds on the same log based approach, in some connectors using Debezium libraries internally, which tells you how the category actually works.
Watch out for- Airbyte is an ELT tool whose CDC is a mode among many: sync intervals on lower tiers run to an hour, and real time streaming is not its claim. Self hosting reintroduces operations, lighter than Kafka Connect but real. Credit based cloud pricing for database sources needs the same careful modelling as Fivetran's rows, and error diagnosis draws complaints in reviews.
Starting priceSee website
Free planNo
What we like- Striim is enterprise CDC as a platform: log based capture across the major and legacy databases, built in stream processing with SQL, in flight transformation and enrichment, and delivery to warehouses, lakes and messaging systems, deployable in your own environment. It serves the migration and real time integration programmes where Debezium's DIY assembly, capture plus separate processing plus separate loading, becomes the cost. Governance and monitoring are platform features, not side projects.
Watch out for- Pricing is commercial and quote led, at enterprise levels. The platform's breadth demands proper implementation
- Buying Striim for two tables is waste. Its skill pool is smaller than the Kafka ecosystem's, so hiring and community answers are thinner when something breaks at an awkward hour.
#5Qlik Replicate
Best for: Enterprise database replication4.3/5 on
G2 (109 reviews, checked Oct 2026)
Visit qlik.com
Starting priceSee website
Free planNo
What we like- Qlik Replicate, the former Attunity line, is the replication specialist: full load plus log based change processing across a deep list of enterprise sources and targets, mainframe and legacy systems included, with central monitoring and governance. Organisations replicating between Oracle, SQL Server, SAP estates and warehouses, where Debezium connectors thin out, have run it for years. It now sits inside Qlik's Talend cloud family with hybrid deployment options.
Watch out for- Commercial licensing at enterprise prices, negotiated. Current comparisons note a complexity level beyond casual users and occasional reliability complaints at the edges. Streaming transformation is limited compared with Striim or a Kafka stack, so it replicates superbly and processes modestly. Roadmap attention inside a larger suite is a fair question to press in evaluation.
Starting priceSee website
Free planNo
What we like- Confluent is the answer for teams whose conclusion is not less Kafka but less Kafka operations: managed Kafka with managed Debezium based source connectors, stream processing with Flink, schema registry and governance, priced across compute, throughput and tasks, with standard clusters reported in the high hundreds a month before connectors. You keep the architecture Debezium implies, topics, consumers, exactly the semantics your team knows, and hand the undifferentiated running of it to the company founded by Kafka's creators.
Watch out for- The multidimensional bill, compute, storage, networking, tasks, connectors, is the most complex on this page to forecast. Managed Debezium connectors still leave connector configuration and downstream loading substantially yours. If your goal was escaping Kafka thinking entirely, Confluent is a comfortable version of the same commitment, not an exit.
Starting priceSee website
Free planNo
What we like- AWS Database Migration Service does full loads plus ongoing change replication between the common databases, priced by replication instance hours or serverless capacity units, and it sits natively inside the AWS account, security model and billing your team already runs. For migrations into Aurora, Redshift or S3 and steady replication inside an AWS estate, it avoids adding a vendor. Schema conversion tooling accompanies it for heterogeneous moves.
Watch out for- It is a replication utility, not a streaming platform: transformation is limited to table mappings and light rules, schema handling is source specific and sometimes manual, and teams regularly pair it with other tooling for production CDC at any sophistication. Latency and edge case behaviour vary by source in ways that demand testing on your actual tables, particularly with LOBs and busy OLTP systems.
Starting priceSee website
Free planNo
What we like- PeerDB, now part of ClickHouse, specialises in the most common CDC job in modern stacks: streaming PostgreSQL changes into analytical destinations, ClickHouse above all, plus warehouses and queues, with a query based mirror model that Postgres engineers find natural. Change capture is log based with snapshot and ongoing modes, and performance on large Postgres estates is its calling card. If your Debezium estate is really one database and one destination, a specialist beats a platform.
Watch out for- The specialism is the limit: Postgres first means other sources need a different answer. Pricing is not published in the comparisons we checked, so evaluation starts with a conversation. As part of ClickHouse its roadmap centres that ecosystem, which suits ClickHouse adopters and gives Snowflake or BigQuery shops a question to ask.
How we chose
Debezium itself is excluded because this article covers its alternatives. We selected CDC and replication tools in active sale or release in October 2026 that capture database changes through transaction logs rather than polling queries, spanning managed CDC, ELT platforms, enterprise replicators, managed Kafka and a Postgres specialist. Pricing models are stated as vendors define them. Cost comparisons published by vendors are identified as advocacy in the text and were used for model shape, not as neutral benchmarks. Nothing was hands on tested.
How to choose your Debezium alternative
Start with the destination, because it eliminates most of the list. Warehouse analytics points to Fivetran, Airbyte or Estuary. Streams feeding services and Flink point to Estuary or Confluent. Enterprise replication between production databases points to Striim or Qlik Replicate. AWS internal moves point to DMS, and Postgres to ClickHouse points to PeerDB.
Then do the honest total cost sum for keeping Debezium: Kafka infrastructure, connector operations, the loading components you built, and the engineer hours at your real churn rate, including the night schema change broke production. Managed pricing that looks expensive beside a zero licence often wins that sum at small scale and loses it at very large scale, which is why this category has no permanent answer, only an answer per workload. Trial finalists on your busiest table, with a schema change mid test. CDC tools are chosen by their worst day, not their demo.
Frequently asked questions
Is Debezium really free?
The software is free and open source under Apache 2.0. The service is not: Kafka infrastructure, connector operations, monitoring, the loading layer into your destination and the engineers on call are real costs. One vendor model of a self managed Debezium stack put its all in monthly cost above several managed alternatives at moderate scale, which is advocacy arithmetic but directionally matches what teams report. Price your own estate honestly.
What is the difference between CDC and ELT syncing?
Log based CDC reads the database's transaction log and streams every insert, update and delete in order, with low latency and no query load on the source. Interval ELT syncs poll or batch on a schedule, minutes to hours apart. Fivetran and Airbyte offer log based CDC for supported databases inside an ELT product; the distinction to test is freshness and delete handling on your sources, not the label.
Can these tools handle schema changes?
Each handles them differently, and it is the question that decides production happiness. Fivetran automates many additive changes. Estuary builds schema evolution into its workflows. Enterprise replicators expose controls. Managed Kafka leaves more of it to you. Test your real pattern, add a column, rename one, widen a type, during evaluation, because every tool demos well on a static schema.
Which alternative keeps data inside our own cloud?
Estuary offers private and bring your own cloud deployment, Striim and Qlik Replicate deploy in your environment, Airbyte self hosts, and Confluent offers dedicated networking options at enterprise tiers. Pure SaaS loading, Fivetran's standard model, routes data through the vendor's cloud, which some regulated estates cannot accept regardless of features.
When should we just stay on Debezium?
When your team already runs Kafka well, your destinations are streams and services rather than only a warehouse, change volumes are large enough that per row or per GB pricing bites hard, and the operational knowledge sits in house. Debezium's problems are operational, and a team that has solved them owns an asset the managed tools will charge rent to replace.
Sources we checked (0)
Is your product missing or out of date?
We review this list regularly. Vendors can request a listing, send updated pricing or ask about featured placement.
Shihab Mia · Founder, Rankite
Shihab has 5+ years in B2B and SaaS SEO. He writes Rankite's software buying guides from pricing pages, documentation and public user reviews. More about Shihab.