Tech riderRev. 3 Oct 2026
FosterStack
- 1Runs onLinux, Mac, self-hosted
- 2CostsFree plan · paid from $41.58/mo
- 3Cache scoperemote
- 4Self-hosted optionYes
- 5Supported build systemsGradle, Maven
- 6Remote executionNo
- 7Open sourceYes
7 lines stated Written from the maker's own pages: fosterstack.com
Overview
FosterStack is ranked #9 of 23 in build cache software on Specifiction. It runs on Linux, macOS, Self-hosted. There is a free plan. Paid plans start at $41.58/mo.
FosterStack plans and pricing
All plansFree Free Full self-hosted cache server · MIT-licensed · security patches and -fips image included fosterstack.com · 3 Oct 2026
Team $49/mo Multi-user access control · SSO (OIDC) · per-project usage analytics · email support (1-business-day target) · described, not yet available fosterstack.com · 3 Oct 2026
Business $199/mo Everything in Team · HA/replication · priority support with CVE-response target · described, not yet available fosterstack.com · 3 Oct 2026
Compliance $499/yr billed annually Everything in Business · FIPS 140-3 applicability statement · signed per-release attestation letters · security-questionnaire support up to 8 hours per year (async) · named-version LTS · described, not yet available fosterstack.com · 3 Oct 2026
Compared on build cache software
- Free plan
- Yesfosterstack.com
- Cache scope
- remotefosterstack.com
- Self-hosted option
- Yesfosterstack.com
- Supported build systems
- Gradle, Mavenfosterstack.com
- Remote execution
- Nofosterstack.com
- Open source
- Yesfosterstack.com
Facts
- Product
- FosterStack is a self-hosted remote build cache server intended as a replacement for Develocity Build Cache Node.fosterstack.com · 3 Oct 2026
- Build tools
- It supports Gradle and implements the Apache Maven Build Cache Extension remote HTTP mode, with Maven acceptance coverage in progress.fosterstack.com · 3 Oct 2026
- Cache management
- The server provides size-capped LRU eviction to make room for new entries.fosterstack.com · 3 Oct 2026
- Authentication
- It supports HTTP Basic Auth over TLS, with constant-time credential comparison and no credential logging.fosterstack.com · 3 Oct 2026
- Metrics
- It exposes Prometheus metrics and provides a read-only status page with hit rates and cache size versus cap.fosterstack.com · 3 Oct 2026
- Deployment
- The product is self-hosted and can be run from a Docker image or as a static binary.github.com · 3 Oct 2026
- Operating systems
- Release binaries are available for Linux amd64 and arm64 and macOS amd64 and arm64; Windows is not built or planned.github.com · 3 Oct 2026
- Security
- The core is MIT-licensed, releases include signed artifacts and SLSA provenance, and security patches are included in the free tier.fosterstack.com · 3 Oct 2026
- Privacy
- The maker says the free core makes no outbound connections and collects no telemetry or usage data.fosterstack.com · 3 Oct 2026
- Compliance
- FosterStack says it is not FedRAMP or CMMC compliant; its published evidence and validated crypto are intended to support a customer's compliance program.fosterstack.com · 3 Oct 2026
- Support
- Bugs and questions can be reported through GitHub issues; the listed paid tiers describe email and priority support but are not yet available.fosterstack.com · 3 Oct 2026
- Maturity
- The maker identifies the product as v0.1 and says nobody outside its own work is yet running it in a production build pipeline.fosterstack.com · 3 Oct 2026
- Intended users
- The product is aimed at teams using Gradle or Maven that want a self-hosted replacement for the discontinued standalone Develocity Build Cache Node.github.com · 3 Oct 2026
Best FosterStack alternatives
See all 20 All accessCh 01 Bitrise Free planFree trialAndroid from $89/mo7.9 All accessCh 02 EngFlow Remote Caching Free planFree trialAPI Free to start7.8 All accessCh 03 Cachix Free trialAPILinux 7.3 All accessCh 04 Ccache Free planLinuxMac Free to start7.3 All accessCh 05 NativeLink Free planLinuxMac from $15,000/mo7.3 All accessCh 06 cachepot Free planLinuxMac Free to start7.2
Where it ranks on Specifiction
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Sources
- fosterstack.com· checked 3 Oct 2026
- github.com/fosterstack/cache· checked 3 Oct 2026